$100+ Cheap flights from Pittsburgh (PIT) to O'Hare Intl (ORD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — ORD
Dec 8 — Dec 151
Round-trip
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
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
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 February or April, booked 87 days in advance, depart on a Friday or Thursday and return on a Thursday
Cheap flight deals from Pittsburgh to O'Hare Intl
Cheapest
Best
Last-minute
One-way
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 November 8, 2026.
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 November 8, 2026.
This CheapOair deal was found by Cheapflights users on 11/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:27 pm -
1 stop23h 40m
Tue 11/179:51 am -
1 stop6h 41m
Deal found 11/3![Frontier logo]()
$270
This Priceline deal was found by Cheapflights users on 11/3. 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.
Tue 12/86:00 am -
1 stop8h 30m
Thu 12/105:35 am -
1 stop10h 58m
Deal found 11/3![Multiple Airlines logo]()
$275
This CheapOair deal was found by Cheapflights users on 11/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:11 pm -
1 stop7h 57m
Sun 12/205:47 pm -
1 stop22h 29m
Deal found 11/4![Frontier logo]()
$276
This American Airlines deal was found by Cheapflights users on 11/3. 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 12/49:31 am -
Nonstop2h 04m
Tue 12/88:14 am -
Nonstop1h 46m
Deal found 11/3![American Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 12/39:31 am -
Nonstop2h 04m
Mon 12/76:10 pm -
Nonstop1h 47m
Deal found 11/4![American Airlines logo]()
$278
This CheapOair deal was found by Cheapflights users on 11/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:28 pm -
1 stop7h 40m
Tue 12/87:00 am -
1 stop13h 31m
Deal found 11/4![Multiple Airlines logo]()
$280
This Priceline deal was found by Cheapflights users on 11/8. 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 12/46:28 pm -
1 stop7h 31m
Mon 12/75:35 am -
1 stop10h 58m
Deal found 11/8![Frontier logo]()
$290
This Travelocity deal was found by Cheapflights users on 11/4. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:28 pm -
1 stop7h 40m
Tue 12/87:00 am -
1 stop13h 31m
Deal found 11/4![Multiple Airlines logo]()
$296
Best flights from Pittsburgh to O'Hare IntlDiscover carefully curated flight deals from Pittsburgh to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 8, 2026.
Discover carefully curated flight deals from Pittsburgh to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 8, 2026.
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 12/310:45 am -
Nonstop1h 57m
Mon 12/76:10 pm -
Nonstop1h 39m
Deal found 11/3![United Airlines logo]()
$277
This KAYAK deal was found by Cheapflights users on 11/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:59 pm -
1 stop5h 37m
Wed 12/23:47 pm -
1 stop6h 31m
Deal found 11/7![Delta logo]()
$344
This KAYAK deal was found by Cheapflights users on 11/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/198:03 am -
Nonstop2h 03m
Wed 1/208:20 am -
1 stop7h 24m
Deal found 11/5![American Airlines logo]()
$377
This KAYAK deal was found by Cheapflights users on 11/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/197:25 am -
1 stop6h 20m
Wed 1/2012:00 pm -
1 stop7h 08m
Deal found 11/5![Delta logo]()
$350
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/308:45 am -
Nonstop2h 00m
Sat 1/28:52 am -
1 stop4h 30m
Deal found 11/3![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 11/7. 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.
Thu 1/1410:29 am -
1 stop3h 27m
Fri 1/1512:00 pm -
1 stop5h 00m
Deal found 11/7![Delta logo]()
$359
This KAYAK deal was found by Cheapflights users on 11/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
1 stop5h 15m
Wed 12/29:06 pm -
Nonstop1h 44m
Deal found 11/7![American Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Tue 12/16:00 pm -
Nonstop1h 48m
Wed 12/212:29 pm -
Nonstop1h 34m
Deal found 11/7![United Airlines logo]()
$375
This KAYAK deal was found by Cheapflights users on 11/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:05 pm -
1 stop7h 06m
Thu 12/34:50 pm -
Nonstop1h 44m
Deal found 11/6![American Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 11/7. 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 12/118:45 am -
Nonstop1h 55m
Sun 12/139:30 pm -
Nonstop1h 31m
Deal found 11/7![United Airlines logo]()
$397
This Delta deal was found by Cheapflights users on 11/7. 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.
Fri 1/1510:29 am -
1 stop3h 27m
Fri 1/155:18 pm -
1 stop4h 50m
Deal found 11/7![Delta logo]()
$406
This Delta deal was found by Cheapflights users on 11/7. 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.
Fri 1/154:05 pm -
1 stop6h 09m
Sun 1/176:00 am -
1 stop5h 05m
Deal found 11/7![Delta logo]()
$417
Last-minute flights from Pittsburgh to O'Hare IntlDiscover last-minute flight deals from Pittsburgh to O'Hare Intl. Data last updated November 8, 2026 and is based on user searches.
Discover last-minute flight deals from Pittsburgh to O'Hare Intl. Data last updated November 8, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 11/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:27 pm -
1 stop23h 40m
Tue 11/179:51 am -
1 stop6h 41m
Deal found 11/3![Frontier logo]()
$270
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 12/39:31 am -
Nonstop2h 04m
Mon 12/76:10 pm -
Nonstop1h 47m
Deal found 11/4![American Airlines logo]()
$278
This American Airlines deal was found by Cheapflights users on 11/3. 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 12/49:31 am -
Nonstop2h 04m
Tue 12/88:14 am -
Nonstop1h 46m
Deal found 11/3![American Airlines logo]()
$277
This Priceline deal was found by Cheapflights users on 11/8. 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 12/46:28 pm -
1 stop7h 31m
Mon 12/75:35 am -
1 stop10h 58m
Deal found 11/8![Frontier logo]()
$290
This Travelocity deal was found by Cheapflights users on 11/4. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:28 pm -
1 stop7h 40m
Tue 12/87:00 am -
1 stop13h 31m
Deal found 11/4![Multiple Airlines logo]()
$296
This CheapOair deal was found by Cheapflights users on 11/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:28 pm -
1 stop7h 40m
Tue 12/87:00 am -
1 stop13h 31m
Deal found 11/4![Multiple Airlines logo]()
$280
This Priceline deal was found by Cheapflights users on 11/3. 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.
Tue 12/86:00 am -
1 stop8h 30m
Thu 12/105:35 am -
1 stop10h 58m
Deal found 11/3![Multiple Airlines logo]()
$275
This CheapOair deal was found by Cheapflights users on 11/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:11 pm -
1 stop7h 57m
Sun 12/205:47 pm -
1 stop22h 29m
Deal found 11/4![Frontier logo]()
$276
One-way flights from Pittsburgh to O'Hare IntlSearch for one-way flight options from Pittsburgh to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated November 8, 2026.
Search for one-way flight options from Pittsburgh to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated November 8, 2026.
This Priceline deal was found by Cheapflights users on 11/3. 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.
Tue 12/226:11 pm -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 11/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/196:18 pm -
1 stop7h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Frontier logo]()
$105
This Super.com deal was found by Cheapflights users on 11/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:28 pm -
1 stop7h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$117
This Priceline deal was found by Cheapflights users on 11/4. 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 12/106:28 pm -
1 stop7h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$119
This Priceline deal was found by Cheapflights users on 11/4. 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.
Wed 11/256:59 pm -
1 stop6h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 11/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:11 pm -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:59 pm -
2 stops27h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$130
This CheapOair deal was found by Cheapflights users on 11/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:27 pm -
1 stop23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/128:54 pm -
2 stops28h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$136
This Frontier deal was found by Cheapflights users on 11/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/205:59 pm -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$138
Find 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 November 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $275 (Priceline) |
One-way from | $100 (Priceline) |
Popular in | November |
Cheapest in | February |
Average price | $517 |
Good round-trip deal | $402 or less |
Good one-way deal | $262 or less |
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 7,457,451 searches. Data last updated November 8, 2026.
Use the filters below to find and compare flights from Pittsburgh to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Sat 1/23
6:09 pm-12:55 am
1 stop7h 46m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$105
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Tue 12/22
7:28 pm-8:27 pm
Nonstop1h 59m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
Quickest round-trip
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Wed 12/2
6:00 pm-6:48 pm
Nonstop1h 48m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Tue 12/1
6:00 pm-6:48 pm
Nonstop1h 48m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Tue 12/1
1:00 pm-7:25 pm
1 stop7h 25m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$149
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Wed 12/16
1:00 pm-6:23 pm
1 stop6h 23m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$149
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Wed 12/16
6:00 pm-6:48 pm
Nonstop1h 48m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$150
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Tue 1/26
2:16 pm-11:50 am
2 stops46h 34m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$153
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Tue 12/15
10:45 am-11:42 am
Nonstop1h 57m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$195
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Wed 11/18
6:00 am-1:42 pm
1 stop8h 42m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$219
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Pittsburgh to O'Hare Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pittsburgh to O'Hare Intl in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Pittsburgh-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Pittsburgh-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
PIT-ORD
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
Prices
Airlines
Delays
How far ahead should I book a flight from Pittsburgh to Chicago O'Hare Intl Airport?
The best time to book flights from Pittsburgh to Chicago O'Hare Intl Airport is 86 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, February is the cheapest month in which you can book a flight from Pittsburgh to Chicago O'Hare Intl Airport (average of $283). Flying from Pittsburgh to Chicago O'Hare Intl Airport in November is currently the most expensive (average of $517). 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 November 8, 2026.
It’s optimal to fly from Pittsburgh to Chicago O'Hare Intl Airport in the evening. By choosing this option you can save up to 13% 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 October 31, 2026.
Travelers seeking maximum savings on their Pittsburgh to Chicago O'Hare Intl Airport flight should consider departing on Friday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Pittsburgh to Chicago delayed?
About 9% of weekly flights between Pittsburgh and Chicago have experienced delays in the past year, with the average delay time being 139 minutes.
What is the most punctual flight time for Pittsburgh to Chicago flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Pittsburgh to Chicago flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 7% of flights being delayed.
The best insider tips for Pittsburgh to Chicago O'Hare Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to Chicago O'Hare Intl Airport trip
Our travel experts
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 November 8, 2026.
See what other customers who have flown with United Airlines and American 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.
Overall
7.3
Comfort
7.3
Entertainment
7.1
Crew
8.1
Food
6.7
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Overall
7.3
Comfort
7.3
Entertainment
7.1
Crew
8.1
Food
6.7
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Overall
7.3
Comfort
7.3
Entertainment
7.1
Crew
8.1
Food
6.7
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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 Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Naperville
Lake Geneva
Des Plaines
Glenview
Oak Brook
Aurora
Oakbrook Terrace
Delavan
Schaumburg
Libertyville
Rockford
Hoffman Estates
Gurnee
Orland Park
South Holland
Beloit
Elgin
Racine
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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 7,457,451 searches. Data last updated November 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$152 | Average$343 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$178 | Average$390 | FlexibilityNo cancel fee | On-time69% |