Arrive early at PIT due to ongoing construction and potential security delays, especially for morning flights.
$100+ Cheap flights from Pittsburgh (PIT) to O'Hare Intl (ORD)
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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — ORD
Jul 4 — Jul 111
1 adult, Economy
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Find cheap flights from Pittsburgh to O'Hare Intl with Cheapflights
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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Pittsburgh to Chicago O'Hare Intl are usually found in September or August, booked 41 days in advance, depart on a Thursday or Friday and return on a Thursday
Cheap flight deals from Pittsburgh to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 29, 2025.
Round-trip from | $167 (Priceline) |
|---|---|
One-way from | $100 (Mytrip) |
Popular in | February |
Cheapest in | September |
Average price | $317 |
Good round-trip deal | $327 or less |
Good one-way deal | $189 or less |
Find flight deals from Pittsburgh to O'Hare Intl
Cheapest flights from Pittsburgh to O'Hare IntlExplore the most affordable flight options available from Pittsburgh to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 29, 2025.
Explore the most affordable flight options available from Pittsburgh to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 29, 2025.
This Priceline deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/199:36 amPIT - ORD
1 stop11h 04mFrontier
Sun 9/216:10 amORD - PIT
1 stop7h 26mFrontier
Deal found 6/28![Frontier logo]()
$167
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:45 amPIT - ORD
1 stop10h 40mSouthwest
Tue 9/21:50 pmORD - PIT
1 stop7h 05mSouthwest
Deal found 6/28![Southwest logo]()
$170
This American Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/157:13 amPIT - ORD
Nonstop1h 45mAmerican Airlines
Sun 8/241:54 pmORD - PIT
Nonstop1h 39mAmerican Airlines
Deal found 6/29![American Airlines logo]()
$171
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/512:24 pmPIT - ORD
1 stop7h 47mDelta
Thu 8/77:10 amORD - PIT
1 stop3h 03mDelta
Deal found 6/27![Delta logo]()
$177
This United Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/157:00 amPIT - ORD
Nonstop1h 46mUnited Airlines
Sat 8/169:10 pmORD - PIT
Nonstop1h 38mUnited Airlines
Deal found 6/27![United Airlines logo]()
$191
This Priceline deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/143:14 pmPIT - ORD
1 stop8h 35mMultiple Airlines
Sun 8/1712:05 pmORD - PIT
1 stop8h 01mMultiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$196
This FlightHub deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/89:56 amPIT - ORD
1 stop10h 23mSpirit Airlines
Wed 9/101:03 pmORD - PIT
1 stop9h 52mSpirit Airlines
Deal found 6/27![Spirit Airlines logo]()
$217
Cheapflights Fare Finder
Customize your flight search to find flights from Pittsburgh to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 29, 2025.
Use the filters below to find and compare flights from Pittsburgh to Chicago O'Hare Intl Airport that are best for you.
Fly from
Pittsburgh
Fly to
O'Hare Intl
Route
Depart
Return
Price
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Fri 9/19
9:36 am-7:40 pm
1 stop11h 04m
Chicago O'Hare Intl
Sun 9/21
6:10 am-2:36 pm
1 stop7h 26m
$167
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Sat 8/30
6:45 am-4:25 pm
1 stop10h 40m
Chicago O'Hare Intl
Tue 9/2
1:50 pm-9:55 pm
1 stop7h 05m
$170
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Fri 8/15
7:13 am-7:58 am
Nonstop1h 45m
Chicago O'Hare Intl
Sun 8/24
1:54 pm-4:33 pm
Nonstop1h 39m
$171
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Tue 8/5
12:24 pm-5:59 pm
1 stop6h 35m
Chicago O'Hare Intl
Thu 8/7
7:10 am-11:13 am
1 stop3h 03m
$177
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Thu 8/7
7:00 am-7:46 am
Nonstop1h 46m
Chicago O'Hare Intl
Sun 8/10
9:15 pm-11:58 pm
Nonstop1h 43m
$194
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Thu 8/14
3:14 pm-10:49 pm
1 stop8h 35m
Chicago O'Hare Intl
Sun 8/17
12:05 pm-9:06 pm
1 stop8h 01m
$196
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Mon 9/8
9:56 am-7:19 pm
1 stop10h 23m
Chicago O'Hare Intl
Wed 9/10
1:03 pm-11:55 pm
1 stop9h 52m
$217
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Thu 8/21
1:07 pm-9:21 am
2 stops21h 14m
$100
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Mon 7/28
8:33 pm-10:14 am
1 stop14h 41m
$101
PittsburghChicago
PIT - ORD
PITORD
Pittsburgh
Wed 9/3
7:08 am-7:42 pm
2 stops13h 34m
$103
Showing 1-10 of 14 results
The best insider tips for Pittsburgh to Chicago O'Hare Intl Airport flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to Chicago O'Hare Intl Airport trip
Best time to book a flight from Pittsburgh to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Pittsburgh 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 Pittsburgh to Chicago O'Hare Intl Airport
How far ahead should I book a flight from Pittsburgh to Chicago O'Hare Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to O'Hare Intl. Price data was last updated on June 27, 2025.
The best time to book flights from Pittsburgh to Chicago O'Hare Intl Airport is 41 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 Pittsburgh to Chicago O'Hare Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Pittsburgh to Chicago O'Hare Intl Airport (average of $245). Flying from Pittsburgh to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $320). 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 PIT to ORD?
Find hourly flight availability from Pittsburgh to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 29, 2025.
It’s optimal to fly from Pittsburgh to Chicago O'Hare Intl Airport in the morning. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Pittsburgh to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to O'Hare Intl. Price data was last updated on June 22, 2025.
Travelers seeking maximum savings on their Pittsburgh to Chicago O'Hare Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Pittsburgh to Chicago O'Hare Intl Airport
Explore weekly flight availability from Pittsburgh to O'Hare Intl. 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 29, 2025.
The most flights from PIT to ORD are scheduled on a Sunday (53 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (19 on average).
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated June 29, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Pittsburgh to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.2
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Related info for your journey
Find useful and relevant information for your journey from Pittsburgh to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Pittsburgh?
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Alternative routes for Pittsburgh to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Pittsburgh to O'Hare Intl
Discover the top 2 airlines that operate flights from Pittsburgh to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$120 | Average$301 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$144 | Average$322 | FlexibilityNo cancel fee | On-time69% |