What are the cheapest airlines flying from London Heathrow Airport to Las Vegas round-trip?

JetBlue, at $719, was found to be the cheapest airline from London Heathrow Airport to Las Vegas.Alternate airlines to your destination round-trip include Air Canada and Virgin Atlantic. JetBlue is priced at 20% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from London Heathrow Airport to Las Vegas one-way?

To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $598. WestJet flights start at $636 while deals on British Airways start at $712 one-way.

What is the cheapest day to fly from London Heathrow Airport to Las Vegas?

Travelers seeking maximum savings on their London Heathrow Airport to Las Vegas flight should consider departing on Thursday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the cheapest flights from London Heathrow Airport to Las Vegas?

Looking at all options, your cheapest flight can be booked for $521. While the most popular route (London Heathrow - Las Vegas Harry Reid Intl) can be booked for $572 on average our data indicates $1,923 when flying from London Heathrow Airport to Las Vegas.

What are the most reliable airlines from London Heathrow Airport to Las Vegas?

The top 3 most reliable airlines when flying from London Heathrow Airport to Las Vegas are KLM (85%), Air France (85%) and Delta (85%).

What are the most popular airlines that fly from London Heathrow Airport to Las Vegas?

American Airlines, British Airways and Delta are the most popular airlines when flying from London Heathrow Airport to Las Vegas.

What is the cheapest day to fly round-trip from London Heathrow Airport to Las Vegas?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 16% when planning your travel around this day of the week.

How far in advance should I book a flight from London Heathrow Airport to Las Vegas?

To save up to 40% on this flight, we recommend booking at least 23 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from London Heathrow Airport to Las Vegas from $741 1-2 weeks out and tickets from $930 for flights departing within the next 72 hours.

What is the cheapest month to fly from London Heathrow Airport to Las Vegas?

February is one of the best times of the year to fly to Las Vegas from London Heathrow Airport. Prices for February average $828 per person but you can even find prices for as low as $375. The most expensive prices can be found in the month of August. Opting for a February flight can save you 38% on your journey compared to booking in August

What airport do you fly into for flights to Las Vegas from London Heathrow?

If you book a flight to Las Vegas from London Heathrow, you will be flying to Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas. There are 10 flights from London Heathrow to Harry Reid Intl per day from 5 different airlines.

Can I find deals for flights from Heathrow to Las Vegas that include hotel bookings?

Yes. In addition to deals on Heathrow to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Heathrow to Las Vegas?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Las Vegas.

Can I find deals for business class flights from Heathrow to Las Vegas?

Yes. Cheapflights offers flight deals from Heathrow to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$352+ Flights from London Heathrow Airport to Las Vegas

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from London Heathrow to Las Vegas Harry Reid Intl are usually found in February or January, booked 53 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Heathrow to Las Vegas

Round-trip from	$719 (JetBlue)
One-way from	$352 (Kiwi.com)
Popular in	August
Cheapest in	February
Average price	$956
Good round-trip deal	$872 or less
Good one-way deal	$521 or less

From London Heathrow to Las Vegas Harry Reid Intl

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One-way flight from London Heathrow to Las Vegas Harry Reid Intl

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Highest demand for flights based on searches. 10% potential increase in price ($107 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Price to beat on a round-trip flight from London Heathrow to Las Vegas Harry Reid Intl.

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Price to beat on a one-way flight from London Heathrow to Las Vegas Harry Reid Intl.

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Find flight deals from Heathrow to Las Vegas

Cheapest flights from Heathrow to Las Vegas
Explore the most affordable flight options available from Heathrow to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2025.

Mon 6/239:55 amLHR - LAS

1 stop28h 47mMultiple Airlines

Mon 7/712:56 pmLAS - LHR

1 stop20h 19mMultiple Airlines

Deal found 6/14

$718

Thu 9/188:25 amLHR - LAS

1 stop19h 09mJetBlue

Tue 9/2311:59 pmLAS - LHR

1 stop12h 46mJetBlue

Deal found 6/12

$719

Sat 9/62:05 pmLHR - LAS

1 stop16h 22mAir Canada

Sat 9/2011:25 amLAS - LHR

1 stop14h 10mAir Canada

Deal found 6/13

$721

Mon 11/106:20 amLHR - LAS

2 stops18h 34mDelta

Tue 11/189:45 pmLAS - LHR

Nonstop9h 55mDelta

Deal found 6/13

$724

Mon 11/1010:15 amLHR - LAS

1 stop15h 22mAmerican Airlines

Sun 11/2311:47 pmLAS - LHR

1 stop26h 38mAmerican Airlines

Deal found 6/12

$727

Thu 10/212:15 pmLHR - LAS

1 stop17h 44mUnited Airlines

Wed 10/812:29 pmLAS - LHR

1 stop15h 16mUnited Airlines

Deal found 6/14

$729

Mon 11/102:10 pmLHR - LAS

1 stop14h 35mBritish Airways

Sat 11/158:55 pmLAS - LHR

Nonstop10h 00mBritish Airways

Deal found 6/12

$735

Wed 12/319:30 amLHR - LAS

1 stop37h 05mLufthansa

Wed 1/711:55 pmLAS - LHR

1 stop13h 25mLufthansa

Deal found 6/13

$742

Thu 11/612:35 pmLHR - LAS

1 stop16h 10mFinnair

Wed 11/122:18 amLAS - LHR

1 stop21h 32mFinnair

Deal found 6/12

$744

Tue 9/28:45 amLHR - LAS

2 stops21h 56mSWISS

Tue 9/163:50 pmLAS - LHR

2 stops19h 30mSWISS

Deal found 6/12

$756

Wed 9/1011:20 amLHR - LAS

1 stop19h 01mVirgin Atlantic

Sun 9/149:10 pmLAS - LHR

Nonstop9h 55mVirgin Atlantic

Deal found 6/14

$762

Wed 11/128:25 amLHR - LAS

2 stops19h 34mIberia

Tue 11/257:15 amLAS - LHR

1 stop16h 35mIberia

Deal found 6/12

$764

Best flights from Heathrow to Las Vegas
Discover carefully curated flight deals from Heathrow to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2025.

Thu 9/188:25 amLHR - LAS

1 stop19h 09mJetBlue

Tue 9/2311:59 pmLAS - LHR

1 stop12h 46mJetBlue

Deal found 6/12

$719

Tue 7/16:30 amLHR - LAS

2 stops21h 38mMultiple Airlines

Thu 7/106:59 pmLAS - LHR

1 stop14h 16mMultiple Airlines

Deal found 6/14

$720

Sat 9/62:05 pmLHR - LAS

1 stop16h 22mAir Canada

Sat 9/2011:25 amLAS - LHR

1 stop14h 10mAir Canada

Deal found 6/13

$721

Tue 9/210:55 amLHR - LAS

1 stop19h 23mVirgin Atlantic

Tue 9/309:10 pmLAS - LHR

Nonstop9h 55mVirgin Atlantic

Deal found 6/14

$722

Mon 11/106:20 amLHR - LAS

2 stops18h 34mDelta

Tue 11/189:45 pmLAS - LHR

Nonstop9h 55mDelta

Deal found 6/13

$724

Mon 11/1010:15 amLHR - LAS

1 stop15h 22mAmerican Airlines

Sun 11/2311:47 pmLAS - LHR

1 stop26h 38mAmerican Airlines

Deal found 6/12

$727

Thu 10/212:15 pmLHR - LAS

1 stop17h 44mUnited Airlines

Wed 10/812:29 pmLAS - LHR

1 stop15h 16mUnited Airlines

Deal found 6/14

$729

Mon 11/102:10 pmLHR - LAS

1 stop14h 35mBritish Airways

Sat 11/158:55 pmLAS - LHR

Nonstop10h 00mBritish Airways

Deal found 6/12

$735

Thu 11/612:35 pmLHR - LAS

1 stop16h 10mFinnair

Wed 11/122:18 amLAS - LHR

1 stop21h 32mFinnair

Deal found 6/12

$744

Sat 8/239:30 amLHR - LAS

1 stop19h 16mLufthansa

Sat 9/66:49 pmLAS - LHR

1 stop32h 21mLufthansa

Deal found 6/13

$753

Tue 9/28:45 amLHR - LAS

2 stops21h 56mSWISS

Tue 9/163:50 pmLAS - LHR

2 stops19h 30mSWISS

Deal found 6/12

$756

Wed 11/128:25 amLHR - LAS

2 stops19h 34mIberia

Tue 11/257:15 amLAS - LHR

1 stop16h 35mIberia

Deal found 6/12

$764

Last-minute flights from Heathrow to Las Vegas
Discover last-minute flight deals from Heathrow to Las Vegas. Data last updated June 15, 2025 and is based on user searches.

Thu 6/194:55 pmLHR - LAS

1 stop15h 04mBritish Airways

Sun 6/2211:45 pmLAS - LHR

1 stop23h 55mBritish Airways

Deal found 6/12

$805

Thu 6/192:10 pmLHR - LAS

1 stop17h 41mAir Canada

Sun 6/228:00 amLAS - LHR

2 stops19h 50mAir Canada

Deal found 6/12

$844

Fri 6/202:50 pmLHR - LAS

1 stop13h 57mUnited Airlines

Fri 7/41:29 pmLAS - LHR

1 stop12h 11mUnited Airlines

Deal found 6/13

$782

Fri 6/204:35 pmLHR - LAS

Nonstop10h 45mDelta

Mon 7/219:10 pmLAS - LHR

Nonstop9h 55mDelta

Deal found 6/13

$820

Fri 6/2012:00 pmLHR - LAS

1 stop16h 13mFinnair

Fri 7/411:58 amLAS - LHR

2 stops34h 22mFinnair

Deal found 6/12

$833

Sat 6/212:10 pmLHR - LAS

1 stop17h 27mLufthansa

Wed 6/2511:58 amLAS - LHR

1 stop13h 42mLufthansa

Deal found 6/13

$818

Mon 6/239:55 amLHR - LAS

1 stop28h 47mMultiple Airlines

Mon 7/712:56 pmLAS - LHR

1 stop20h 19mMultiple Airlines

Deal found 6/14

$718

Mon 6/234:35 pmLHR - LAS

Nonstop10h 45mAir France

Mon 7/71:37 pmLAS - LHR

1 stop15h 33mAir France

Deal found 6/14

$792

Mon 6/234:35 pmLHR - LAS

Nonstop10h 45mVirgin Atlantic

Mon 7/77:59 pmLAS - LHR

1 stop13h 16mVirgin Atlantic

Deal found 6/13

$802

Mon 6/2312:15 pmLHR - LAS

1 stop18h 42mIberia

Mon 7/710:00 pmLAS - LHR

Nonstop10h 00mIberia

Deal found 6/12

$824

Mon 6/2312:00 pmLHR - LAS

1 stop16h 13mAmerican Airlines

Mon 7/710:00 pmLAS - LHR

Nonstop10h 00mAmerican Airlines

Deal found 6/14

$840

Mon 6/2311:05 amLHR - LAS

1 stop14h 35mBrussels Airlines

Mon 7/710:49 amLAS - LHR

2 stops15h 26mBrussels Airlines

Deal found 6/12

$1,038

One-way flights from Heathrow to Las Vegas
Search for one-way flight options from Heathrow to Las Vegas. Find affordable one-way fares based on user searches. Data last updated June 15, 2025.

Sat 10/188:50 pmLHR - LAS

2 stops44h 44mMultiple Airlines

Deal found 6/12

$352

Tue 11/188:50 amLHR - LAS

1 stop17h 00mAer Lingus

Deal found 6/12

$598

Tue 11/182:50 pmLHR - LAS

2 stops27h 41mWestJet

Deal found 6/12

$636

Tue 9/95:20 pmLHR - LAS

Nonstop10h 40mBritish Airways

Deal found 6/12

$712

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 9/18

8:25 am-7:34 pm

1 stop19h 09m

Las Vegas Harry Reid Intl

Tue 9/23

11:59 pm-8:45 pm

1 stop12h 46m

$719

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 7/1

6:30 am-8:08 pm

2 stops21h 38m

Las Vegas Harry Reid Intl

Thu 7/10

6:59 pm-5:15 pm

1 stop14h 16m

$720

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sat 9/6

2:05 pm-10:27 pm

1 stop16h 22m

Las Vegas Harry Reid Intl

Sat 9/20

11:25 am-9:35 am

1 stop14h 10m

$721

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 11/10

6:20 am-4:54 pm

2 stops18h 34m

Las Vegas Harry Reid Intl

Tue 11/18

9:45 pm-3:40 pm

Nonstop9h 55m

$724

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 11/10

10:15 am-5:37 pm

1 stop15h 22m

Las Vegas Harry Reid Intl

Sun 11/23

11:47 pm-10:25 am

1 stop26h 38m

$727

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 10/2

1:00 pm-8:18 pm

1 stop15h 18m

Las Vegas Harry Reid Intl

Thu 10/9

9:49 am-10:25 am

1 stop16h 36m

$729

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 11/10

8:30 am-8:45 pm

2 stops20h 15m

Las Vegas Harry Reid Intl

Sat 11/15

1:33 pm-7:55 am

2 stops34h 22m

$735

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 11/10

2:10 pm-8:45 pm

1 stop14h 35m

Las Vegas Harry Reid Intl

Sat 11/15

8:55 pm-2:55 pm

Nonstop10h 00m

$740

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Fri 9/12

4:35 pm-7:20 pm

Nonstop10h 45m

Las Vegas Harry Reid Intl

Mon 9/15

5:00 pm-1:10 pm

1 stop12h 10m

$743

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 11/6

12:35 pm-8:45 pm

1 stop16h 10m

Las Vegas Harry Reid Intl

Wed 11/12

2:18 am-7:50 am

1 stop21h 32m

$744

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 17 results

The best insider tips for London Heathrow Airport to Las Vegas flights

Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Las Vegas trip

Airports

LHR

At Heathrow, allow extra time for strict security checks. Ensure all liquids are in one small bag to avoid delays.

LAS

For a quick exit from LAS, wait to request rideshare until near the parking garage, avoiding a long, hot walk.

Our travel experts

Ramsey Qubein

Expert on LHR and LAS

Best time to book a flight from Heathrow to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Heathrow with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Las Vegas

How far ahead should I book a flight from London Heathrow Airport to Las Vegas?

The best time to book flights from London Heathrow Airport to Las Vegas is 53 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Las Vegas?

Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Las Vegas (average of $198). Flying from London Heathrow Airport to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to LAS?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 10% on flights from London Heathrow Airport to Las Vegas by exploring options for tickets at noon.

Weekly flight availability from London Heathrow Airport to Las Vegas

The most flights from LHR to LAS are scheduled on a Wednesday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Las Vegas by month

In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

Temperature in Las Vegas by month

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Las Vegas

Read through reviews of airlines operating flights from London to Las Vegas, such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,961 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,361 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Finnair

7.6

Good

1,290 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

SWISS

7.5

Good

1,627 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,793 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly into for flights to Las Vegas from London Heathrow?
If you book a flight to Las Vegas from London Heathrow, you will be flying to Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas. There are 10 flights from London Heathrow to Harry Reid Intl per day from 5 different airlines.
What are the cheapest airlines flying from London Heathrow Airport to Las Vegas round-trip?
JetBlue, at $719, was found to be the cheapest airline from London Heathrow Airport to Las Vegas.Alternate airlines to your destination round-trip include Air Canada and Virgin Atlantic. JetBlue is priced at 20% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from London Heathrow Airport to Las Vegas one-way?
To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $598. WestJet flights start at $636 while deals on British Airways start at $712 one-way.
What are the most reliable airlines from London Heathrow Airport to Las Vegas?
The top 3 most reliable airlines when flying from London Heathrow Airport to Las Vegas are KLM (85%), Air France (85%) and Delta (85%).
What are the cheapest flights from London Heathrow Airport to Las Vegas?
Looking at all options, your cheapest flight can be booked for $521. While the most popular route (London Heathrow - Las Vegas Harry Reid Intl) can be booked for $572 on average our data indicates $1,923 when flying from London Heathrow Airport to Las Vegas.
Can I find deals for flights from Heathrow to Las Vegas that include hotel bookings?
Yes. In addition to deals on Heathrow to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Heathrow to Las Vegas?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Las Vegas.
Can I find deals for business class flights from Heathrow to Las Vegas?
Yes. Cheapflights offers flight deals from Heathrow to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Las Vegas?
Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Las Vegas (average of $198). Flying from London Heathrow Airport to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Henderson

Paradise

North Las Vegas

Sunrise Manor

Winchester

Primm

Mount Charleston

Kingman

Mesquite

Needles

Boulder City

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to Las Vegas

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Complete your trip

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Centennial Hills car rentals

South of The Strip car rentals

Other flights to Las Vegas

Top 5 airlines flying from Heathrow to Las Vegas

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$616	Average$846	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$659	Average$841	FlexibilityNo cancel fee	On-time70%
Iberia	Cheapest$680	Average$1,019	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$693	Average$885	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$707	Average$934	FlexibilityNo cancel fee	On-time72%

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$352+ Cheap flights from Heathrow (LHR) to Las Vegas (LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Heathrow to Las Vegas with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from London Heathrow to Las Vegas Harry Reid Intl are usually found in February or January, booked 53 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Heathrow to Las Vegas

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Heathrow to Las Vegas

Cheapest flights from Heathrow to Las VegasExplore the most affordable flight options available from Heathrow to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2025.

Explore the most affordable flight options available from Heathrow to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Las Vegas that are best for you.

The best insider tips for London Heathrow Airport to Las Vegas flights

Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Las Vegas trip

Airports

LHR

LAS

Our travel experts

Best time to book a flight from Heathrow to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Las Vegas

How far ahead should I book a flight from London Heathrow Airport to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Las Vegas. Price data was last updated on June 9, 2025.

What is the cheapest month to book a flight from London Heathrow Airport to Las Vegas?

What is the cheapest time of day to fly from LHR to LAS?

Find hourly flight availability from Heathrow to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 15, 2025.

Weekly flight availability from London Heathrow Airport to Las Vegas

Explore weekly flight availability from Heathrow to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 15, 2025.

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

Reviews of airlines servicing Las Vegas

Read through reviews of airlines operating flights from London to Las Vegas, such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Las Vegas from London Heathrow?

What are the cheapest airlines flying from London Heathrow Airport to Las Vegas round-trip?

What are the cheapest airlines to fly from London Heathrow Airport to Las Vegas one-way?

What are the most reliable airlines from London Heathrow Airport to Las Vegas?

What are the cheapest flights from London Heathrow Airport to Las Vegas?

Can I find deals for flights from Heathrow to Las Vegas that include hotel bookings?

How can I find direct flights from Heathrow to Las Vegas?

Can I find deals for business class flights from Heathrow to Las Vegas?

What is the cheapest month to book a flight from London Heathrow Airport to Las Vegas?

Traveling to a place near London Heathrow Airport?

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Alternative routes for Heathrow to Las Vegas

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Top 5 airlines flying from Heathrow to Las Vegas

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Cheapest flights from Heathrow to Las Vegas
Explore the most affordable flight options available from Heathrow to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2025.