What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Des Moines round-trip?

Allegiant Air, at $310, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Des Moines.Alternate airlines to your destination round-trip include Southwest and Delta. You may be able to fly from Washington, D.C. Dulles Intl Airport to Des Moines for 27% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Des Moines one-way?

$96 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Southwest and American Airlines, with prices starting from $147 and $187, respectively.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Des Moines?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Des Moines flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Des Moines?

When booking a flight from Washington, D.C. Dulles Intl Airport to Des Moines, you may want to consider flying on American Airlines, Delta or United Airlines as they are the most popular for this route.

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Des Moines?

Users have found that flying from Washington, D.C. Dulles Intl Airport to Des Moines on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Des Moines?

To save up to 179% on this flight, we recommend booking at least 52 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Washington, D.C. Dulles Intl Airport to Des Moines from $403 1-2 weeks out and tickets from $414 for flights departing within the next 72 hours.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Des Moines?

The best pricing can be found in the month of September. Prices to Des Moines from Washington, D.C. Dulles Intl Airport average $428. You can even find prices in September for less than $428, as users have found deals to Des Moines from as low as $291. The month of March appears to be one of the more expensive times to travel to Des Moines from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 33%.

What airport do you fly into for flights to Des Moines from Washington, D.C. Dulles Intl?

If you book a flight to Des Moines from Washington, D.C. Dulles Intl, you will be flying to Des Moines, which is the city’s only airport. Des Moines (DSM) is located 3.6 mi from the center of Des Moines. There are 0 flights from Washington, D.C. Dulles Intl to Des Moines per day from 3 different airlines.

Can I find deals for flights from Dulles Intl to Des Moines that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Des Moines flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Des Moines?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Des Moines.

Can I find deals for business class flights from Dulles Intl to Des Moines?

Yes. Cheapflights offers flight deals from Dulles Intl to Des Moines by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$96+ Flights from Washington, D.C. Dulles Intl Airport to Des Moines

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Cheap flight deals from Dulles Intl to Des Moines

Round-trip from	$310 (Mytrip)
One-way from	$96 (Mytrip)
Popular in	May
Cheapest in	April
Average price	$544

From Washington, D.C. Dulles Intl to Des Moines

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One-way flight from Washington, D.C. Dulles Intl to Des Moines

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Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Find flight deals from Dulles Intl to Des Moines

Cheapest flights from Dulles Intl to Des Moines
Explore the most affordable flight options available from Dulles Intl to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 3, 2025.

Sun 8/39:05 pmIAD - DSM

2 stops22h 00mAllegiant Air

Sat 8/92:21 pmDSM - IAD

1 stop23h 47mAllegiant Air

Deal found 6/2

$310

Wed 6/185:40 pmIAD - DSM

3 stops26h 23mMultiple Airlines

Sat 6/211:13 pmDSM - IAD

1 stop6h 39mMultiple Airlines

Deal found 6/1

$318

Mon 9/227:35 amIAD - DSM

1 stop6h 25mSouthwest

Thu 9/251:55 pmDSM - IAD

1 stop7h 55mSouthwest

Deal found 6/1

$351

Fri 7/45:24 pmIAD - DSM

1 stop4h 13mDelta

Tue 7/82:29 pmDSM - IAD

1 stop4h 51mDelta

Deal found 6/1

$373

Wed 7/236:35 amIAD - DSM

1 stop4h 57mUnited Airlines

Mon 7/286:50 pmDSM - IAD

1 stop4h 40mUnited Airlines

Deal found 6/2

$397

Wed 6/255:41 pmIAD - DSM

1 stop6h 18mAmerican Airlines

Tue 7/17:05 amDSM - IAD

1 stop4h 33mAmerican Airlines

Deal found 6/1

$418

Best flights from Dulles Intl to Des Moines
Discover carefully curated flight deals from Dulles Intl to Des Moines that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 3, 2025.

Sun 8/39:05 pmIAD - DSM

2 stops22h 00mAllegiant Air

Sat 8/92:21 pmDSM - IAD

1 stop23h 47mAllegiant Air

Deal found 6/2

$310

Wed 6/185:40 pmIAD - DSM

3 stops26h 23mMultiple Airlines

Sat 6/211:13 pmDSM - IAD

1 stop6h 39mMultiple Airlines

Deal found 6/1

$318

Mon 9/227:35 amIAD - DSM

1 stop6h 25mSouthwest

Thu 9/251:55 pmDSM - IAD

1 stop7h 55mSouthwest

Deal found 6/1

$351

Fri 7/46:00 amIAD - DSM

1 stop4h 38mDelta

Sat 7/263:00 pmDSM - IAD

1 stop7h 25mDelta

Deal found 6/1

$373

Wed 7/236:35 amIAD - DSM

1 stop4h 57mUnited Airlines

Mon 7/286:50 pmDSM - IAD

1 stop4h 40mUnited Airlines

Deal found 6/2

$397

Wed 6/255:41 pmIAD - DSM

1 stop6h 18mAmerican Airlines

Tue 7/17:05 amDSM - IAD

1 stop4h 33mAmerican Airlines

Deal found 6/1

$418

Last-minute flights from Dulles Intl to Des Moines
Discover last-minute flight deals from Dulles Intl to Des Moines. Data last updated June 3, 2025 and is based on user searches.

Sat 6/76:00 pmIAD - DSM

1 stop5h 30mDelta

Mon 6/165:52 pmDSM - IAD

1 stop4h 03mDelta

Deal found 6/2

$478

Mon 6/93:13 pmIAD - DSM

2 stops23h 20mMultiple Airlines

Mon 6/169:15 amDSM - IAD

3 stops34h 54mMultiple Airlines

Deal found 6/1

$470

Mon 6/95:00 amIAD - DSM

1 stop8h 50mSouthwest

Mon 6/161:35 pmDSM - IAD

1 stop8h 55mSouthwest

Deal found 6/1

$486

Mon 6/910:15 pmIAD - DSM

2 stops13h 05mUnited Airlines

Mon 6/166:45 pmDSM - IAD

2 stops11h 40mUnited Airlines

Deal found 6/1

$541

Wed 6/185:40 pmIAD - DSM

3 stops26h 23mMultiple Airlines

Sat 6/211:13 pmDSM - IAD

1 stop6h 39mMultiple Airlines

Deal found 6/1

$318

Wed 6/255:41 pmIAD - DSM

1 stop6h 18mAmerican Airlines

Tue 7/17:05 amDSM - IAD

1 stop4h 33mAmerican Airlines

Deal found 6/1

$418

Fri 7/46:00 amIAD - DSM

1 stop4h 38mDelta

Sat 7/263:00 pmDSM - IAD

1 stop7h 25mDelta

Deal found 6/1

$373

Sun 7/611:58 amIAD - DSM

2 stops29h 16mAllegiant Air

Wed 7/911:00 amDSM - IAD

1 stop23h 08mAllegiant Air

Deal found 6/2

$314

Fri 7/185:15 amIAD - DSM

1 stop8h 35mSouthwest

Mon 7/211:35 pmDSM - IAD

1 stop8h 55mSouthwest

Deal found 6/1

$413

Wed 7/236:35 amIAD - DSM

1 stop4h 57mUnited Airlines

Mon 7/286:50 pmDSM - IAD

1 stop4h 40mUnited Airlines

Deal found 6/2

$397

One-way flights from Dulles Intl to Des Moines
Search for one-way flight options from Dulles Intl to Des Moines. Find affordable one-way fares based on user searches. Data last updated June 3, 2025.

Thu 8/1411:04 amIAD - DSM

1 stop13h 23mAllegiant Air

Deal found 6/2

$96

Tue 8/195:45 amIAD - DSM

1 stop9h 55mSouthwest

Deal found 6/2

$147

Wed 8/208:25 amIAD - DSM

3 stops35h 00mMultiple Airlines

Deal found 6/2

$174

Tue 7/15:41 pmIAD - DSM

1 stop6h 18mAmerican Airlines

Deal found 6/1

$187

Wed 6/117:10 amIAD - DSM

1 stop7h 25mDelta

Deal found 6/2

$227

Tue 8/1912:45 pmIAD - DSM

2 stops22h 54mUnited Airlines

Deal found 6/2

$283

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Des Moines that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Sun 8/3

9:05 pm-6:05 pm

2 stops22h 00m

Des Moines

Sat 8/9

2:21 pm-3:08 pm

1 stop23h 47m

$310

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Wed 6/18

5:40 pm-7:03 pm

3 stops26h 23m

Des Moines

Sat 6/21

1:13 pm-8:52 pm

1 stop6h 39m

$318

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Mon 9/22

7:35 am-1:00 pm

1 stop6h 25m

Des Moines

Thu 9/25

1:55 pm-10:50 pm

1 stop7h 55m

$351

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Fri 7/4

5:24 pm-8:37 pm

1 stop4h 13m

Des Moines

Tue 7/8

2:29 pm-8:20 pm

1 stop4h 51m

$373

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Wed 7/23

6:35 am-10:32 am

1 stop4h 57m

Des Moines

Mon 7/28

6:50 pm-12:30 am

1 stop4h 40m

$397

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Wed 6/25

5:41 pm-10:59 pm

1 stop6h 18m

Des Moines

Tue 7/1

7:05 am-12:38 pm

1 stop4h 33m

$418

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Thu 8/14

11:04 am-11:27 pm

1 stop13h 23m

$96

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Tue 8/19

5:45 am-2:40 pm

1 stop9h 55m

$147

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Wed 8/20

8:25 am-6:25 pm

3 stops35h 00m

$174

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Tue 7/1

5:41 pm-10:59 pm

1 stop6h 18m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 12 results

Best time to book a flight from Dulles Intl to Des Moines

Have a flexible travel schedule? Discover the best time to fly to Des Moines from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Des Moines

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Des Moines?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Des Moines (average of $336). Flying from Washington, D.C. Dulles Intl Airport to Des Moines in June is currently the most expensive (average of $419). 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 IAD to DSM?

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Des Moines at noon. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Des Moines by month

In terms of precipitation, rainfall in Des Moines ranges from 1.0 - 4.9 inches per month. June is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Des Moines when rainfall is around 1.0 in.

Temperature in Des Moines by month

If weather is an important factor for your trip to Des Moines, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Des Moines

Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Washington, D.C. to Des Moines by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,288 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Southwest

8.0

Very good

4,288 reviews

Southwest

8.0

Very good

4,288 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Delta

8.0

Very good

7,955 reviews

Southwest

8.0

Very good

4,288 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

United Airlines

7.4

Good

8,767 reviews

Southwest

8.0

Very good

4,288 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Allegiant Air

7.3

Good

730 reviews

Southwest

8.0

Very good

4,288 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

American Airlines

7.2

Good

10,000 reviews

Southwest

8.0

Very good

4,288 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

What airport do you fly into for flights to Des Moines from Washington, D.C. Dulles Intl?
If you book a flight to Des Moines from Washington, D.C. Dulles Intl, you will be flying to Des Moines, which is the city’s only airport. Des Moines (DSM) is located 3.6 mi from the center of Des Moines. There are 0 flights from Washington, D.C. Dulles Intl to Des Moines per day from 3 different airlines.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Des Moines round-trip?
Allegiant Air, at $310, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Des Moines.Alternate airlines to your destination round-trip include Southwest and Delta. You may be able to fly from Washington, D.C. Dulles Intl Airport to Des Moines for 27% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Des Moines one-way?
$96 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Southwest and American Airlines, with prices starting from $147 and $187, respectively.
Can I find deals for flights from Dulles Intl to Des Moines that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Des Moines flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Des Moines?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Des Moines.
Can I find deals for business class flights from Dulles Intl to Des Moines?
Yes. Cheapflights offers flight deals from Dulles Intl to Des Moines 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 Washington, D.C. Dulles Intl Airport to Des Moines?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Des Moines (average of $336). Flying from Washington, D.C. Dulles Intl Airport to Des Moines in June is currently the most expensive (average of $419). 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

Altoona

Ames

Johnston

Boone

West Des Moines

Ankeny

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dulles Intl to Des Moines

Other flights to Des Moines

Top 3 airlines flying from Dulles Intl to Des Moines

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$196	Average$405	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$262	Average$262	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$282	Average$567	FlexibilityNo cancel fee	On-time69%

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$96+ Cheap flights from Dulles Intl (IAD) to Des Moines (DSM)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Des Moines with Cheapflights

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Find flight deals from Dulles Intl to Des Moines

Cheapest flights from Dulles Intl to Des MoinesExplore the most affordable flight options available from Dulles Intl to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 3, 2025.

Explore the most affordable flight options available from Dulles Intl to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Des Moines that are best for you.

Best time to book a flight from Dulles Intl to Des Moines

Have a flexible travel schedule? Discover the best time to fly to Des Moines from Dulles Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Des Moines

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Des Moines?

What is the cheapest time of day to fly from IAD to DSM?

Find hourly flight availability from Dulles Intl to Des Moines. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 3, 2025.

Rainfall in Des Moines by month

Plan your trip to Des Moines by taking into account the average rainfall totals by month.

Temperature in Des Moines by month

Plan your trip to Des Moines by taking into account the average temperature totals by month.

Reviews of airlines servicing Des Moines

Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Washington, D.C. to Des Moines by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Des Moines. 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 Des Moines from Washington, D.C. Dulles Intl?

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Des Moines round-trip?

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Des Moines one-way?

Can I find deals for flights from Dulles Intl to Des Moines that include hotel bookings?

How can I find direct flights from Dulles Intl to Des Moines?

Can I find deals for business class flights from Dulles Intl to Des Moines?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Des Moines?

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dulles Intl to Des Moines

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Dulles Intl to Des Moines

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Cheapest flights from Dulles Intl to Des Moines
Explore the most affordable flight options available from Dulles Intl to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 3, 2025.