$90+ Cheap flights from Pittsburgh (PIT) to Chicago (CHI)
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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — CHI
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Pittsburgh to Chicago 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 are usually found in September or October, booked 83 days in advance, depart on a Friday or Thursday and return on a Thursday
Cheap flight deals from Pittsburgh to Chicago
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Cheapest flights from Pittsburgh to ChicagoExplore the most affordable flight options available from Pittsburgh to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Pittsburgh to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This Frontier deal was found by Cheapflights users on 9/4. 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.
Wed 10/217:51 pm -
1 stop12h 40m
Sat 10/248:46 am -
1 stop9h 37m
Deal found 9/4![Frontier logo]()
$210
This Frontier deal was found by Cheapflights users on 9/1. 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.
Thu 9/242:32 pm -
1 stop9h 27m
Mon 9/283:50 pm -
1 stop20h 57m
Deal found 9/1![Frontier logo]()
$220
This CheapOair deal was found by Cheapflights users on 9/2. 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 9/292:42 pm -
1 stop9h 17m
Thu 10/13:50 pm -
1 stop20h 57m
Deal found 9/2![Frontier logo]()
$222
This Frontier deal was found by Cheapflights users on 9/2. 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.
Wed 10/217:51 pm -
1 stop12h 40m
Tue 10/279:51 am -
1 stop6h 41m
Deal found 9/2![Frontier logo]()
$225
This Frontier deal was found by Cheapflights users on 9/2. 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.
Thu 10/87:51 pm -
1 stop12h 40m
Tue 10/138:46 am -
1 stop9h 10m
Deal found 9/2![Frontier logo]()
$227
This CheapOair deal was found by Cheapflights users on 9/2. 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.
Wed 9/232:42 pm -
1 stop9h 17m
Sat 9/263:50 pm -
1 stop20h 57m
Deal found 9/2![Frontier logo]()
$230
This Priceline deal was found by Cheapflights users on 9/3. 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 9/292:42 pm -
1 stop9h 17m
Thu 10/13:00 pm -
1 stop7h 20m
Deal found 9/3![Multiple Airlines logo]()
$231
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Fri 10/22:32 pm -
1 stop9h 27m
Tue 10/63:50 pm -
1 stop20h 57m
Deal found 9/3![Frontier logo]()
$237
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Sun 9/277:00 am -
1 stop7h 45m
Wed 9/303:50 pm -
1 stop20h 57m
Deal found 9/3![Multiple Airlines logo]()
$241
This CheapOair deal was found by Cheapflights users on 9/2. 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 9/282:32 pm -
1 stop9h 27m
Thu 10/13:50 pm -
1 stop20h 57m
Deal found 9/2![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 9/3. 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.
Mon 10/127:51 pm -
1 stop13h 00m
Thu 10/158:26 am -
1 stop9h 30m
Deal found 9/3![Frontier logo]()
$244
This Priceline deal was found by Cheapflights users on 9/1. 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 9/292:42 pm -
1 stop9h 17m
Tue 10/63:00 pm -
1 stop7h 20m
Deal found 9/1![Multiple Airlines logo]()
$246
Best flights from Pittsburgh to ChicagoDiscover carefully curated flight deals from Pittsburgh to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Pittsburgh to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 12/56:35 am -
Nonstop1h 53m
Mon 12/73:45 pm -
Nonstop1h 34m
Deal found 9/3![United Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:31 am -
1 stop4h 28m
Mon 12/77:00 am -
1 stop7h 35m
Deal found 9/3![Delta logo]()
$323
This Southwest deal was found by Cheapflights users on 9/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:50 am -
2 stops10h 15m
Sat 10/172:40 pm -
1 stop6h 05m
Deal found 9/3![Southwest logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Thu 10/19:00 am -
1 stop6h 26m
Sun 10/410:08 am -
2 stops31h 00m
Deal found 8/31![Multiple Airlines logo]()
$391
This KAYAK deal was found by Cheapflights users on 9/2. 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 9/2910:01 am -
1 stop7h 04m
Fri 10/28:14 am -
Nonstop1h 47m
Deal found 9/2![American Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 11/67:30 am -
1 stop12h 38m
Sun 11/810:30 am -
1 stop30h 52m
Deal found 9/4![Allegiant Air logo]()
$406
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Tue 10/134:10 pm -
Nonstop1h 49m
Thu 10/159:20 pm -
Nonstop1h 39m
Deal found 9/3![United Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 9/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:30 pm -
2 stops9h 20m
Mon 11/97:50 am -
Nonstop1h 30m
Deal found 9/3![Southwest logo]()
$328
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/2411:01 am -
Nonstop1h 44m
Fri 9/255:59 am -
Nonstop1h 39m
Deal found 9/1![United Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 9/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:20 pm -
2 stops8h 35m
Mon 10/54:30 pm -
2 stops6h 05m
Deal found 9/3![Southwest logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:26 pm -
1 stop19h 28m
Mon 11/97:03 pm -
1 stop16h 53m
Deal found 9/3![Multiple Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Thu 10/19:00 am -
1 stop6h 26m
Sun 10/45:47 pm -
1 stop20h 55m
Deal found 8/31![Allegiant Air logo]()
$415
This Southwest deal was found by Cheapflights users on 9/1. 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.
Fri 10/164:20 pm -
2 stops8h 35m
Fri 10/2312:45 pm -
1 stop5h 20m
Deal found 9/1![Southwest logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:46 pm -
Nonstop1h 51m
Sat 10/104:10 pm -
Nonstop1h 41m
Deal found 9/4![United Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Sat 10/246:17 pm -
1 stop16h 13m
Mon 10/265:55 pm -
1 stop18h 01m
Deal found 9/2![Multiple Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 9/2. 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.
Thu 10/88:10 am -
Nonstop1h 30m
Sun 10/118:00 am -
Nonstop1h 20m
Deal found 9/2![Southwest logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Thu 10/19:00 am -
1 stop6h 26m
Wed 10/79:34 am -
1 stop28h 40m
Deal found 8/31![Allegiant Air logo]()
$427
This United Airlines deal was found by Cheapflights users on 9/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:46 pm -
Nonstop1h 51m
Mon 10/55:59 am -
Nonstop1h 39m
Deal found 9/5![United Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:27 pm -
2 stops18h 51m
Sun 11/151:08 pm -
1 stop6h 59m
Deal found 9/3![Multiple Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:35 am -
Nonstop1h 30m
Tue 10/61:00 pm -
Nonstop1h 20m
Deal found 9/4![Southwest logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Thu 9/247:30 am -
1 stop26h 22m
Sun 9/273:53 pm -
1 stop6h 00m
Deal found 9/1![Allegiant Air logo]()
$442
This KAYAK deal was found by Cheapflights users on 9/2. 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 9/298:56 am -
Nonstop1h 49m
Thu 10/17:26 am -
Nonstop1h 39m
Deal found 9/2![United Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 8/31. 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.
Thu 9/242:45 pm -
Nonstop1h 20m
Mon 9/288:15 am -
Nonstop1h 30m
Deal found 8/31![Southwest logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Thu 9/247:13 pm -
2 stops22h 02m
Mon 9/284:50 pm -
1 stop19h 06m
Deal found 9/1![Multiple Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 9/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:00 am -
Nonstop1h 43m
Sun 10/185:59 am -
Nonstop1h 39m
Deal found 9/4![United Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:00 pm -
Nonstop1h 35m
Fri 11/201:05 pm -
Nonstop1h 20m
Deal found 9/4![Southwest logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sun 9/278:56 am -
Nonstop1h 49m
Fri 10/22:13 pm -
Nonstop1h 44m
Deal found 9/3![United Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Sun 10/117:15 am -
1 stop6h 07m
Wed 10/149:34 am -
2 stops25h 30m
Deal found 8/31![Multiple Airlines logo]()
$473
This Southwest deal was found by Cheapflights users on 8/31. 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.
Wed 11/45:35 am -
1 stop4h 25m
Sat 11/73:35 pm -
Nonstop1h 25m
Deal found 8/31![Southwest logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Fri 11/208:00 pm -
1 stop5h 01m
Sat 11/289:30 pm -
Nonstop1h 29m
Deal found 9/3![United Airlines logo]()
$394
Last-minute flights from Pittsburgh to ChicagoDiscover last-minute flight deals from Pittsburgh to Chicago. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Pittsburgh to Chicago. Data last updated September 5, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/2. 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.
Wed 9/232:42 pm -
1 stop9h 17m
Sat 9/263:50 pm -
1 stop20h 57m
Deal found 9/2![Frontier logo]()
$230
This Frontier deal was found by Cheapflights users on 9/1. 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.
Thu 9/242:32 pm -
1 stop9h 27m
Mon 9/283:50 pm -
1 stop20h 57m
Deal found 9/1![Frontier logo]()
$220
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Sun 9/277:00 am -
1 stop7h 45m
Wed 9/303:50 pm -
1 stop20h 57m
Deal found 9/3![Multiple Airlines logo]()
$241
This CheapOair deal was found by Cheapflights users on 9/2. 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 9/282:32 pm -
1 stop9h 27m
Thu 10/13:50 pm -
1 stop20h 57m
Deal found 9/2![Frontier logo]()
$242
This CheapOair deal was found by Cheapflights users on 9/2. 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 9/292:42 pm -
1 stop9h 17m
Thu 10/13:50 pm -
1 stop20h 57m
Deal found 9/2![Frontier logo]()
$222
This Priceline deal was found by Cheapflights users on 9/3. 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 9/292:42 pm -
1 stop9h 17m
Thu 10/13:00 pm -
1 stop7h 20m
Deal found 9/3![Multiple Airlines logo]()
$231
This Priceline deal was found by Cheapflights users on 9/1. 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 9/292:42 pm -
1 stop9h 17m
Tue 10/63:00 pm -
1 stop7h 20m
Deal found 9/1![Multiple Airlines logo]()
$246
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Fri 10/22:32 pm -
1 stop9h 27m
Tue 10/63:50 pm -
1 stop20h 57m
Deal found 9/3![Frontier logo]()
$237
This Frontier deal was found by Cheapflights users on 9/2. 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.
Thu 10/87:51 pm -
1 stop12h 40m
Tue 10/138:46 am -
1 stop9h 10m
Deal found 9/2![Frontier logo]()
$227
This Frontier deal was found by Cheapflights users on 9/3. 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.
Mon 10/127:51 pm -
1 stop13h 00m
Thu 10/158:26 am -
1 stop9h 30m
Deal found 9/3![Frontier logo]()
$244
This Frontier deal was found by Cheapflights users on 9/4. 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.
Wed 10/217:51 pm -
1 stop12h 40m
Sat 10/248:46 am -
1 stop9h 37m
Deal found 9/4![Frontier logo]()
$210
This Frontier deal was found by Cheapflights users on 9/2. 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.
Wed 10/217:51 pm -
1 stop12h 40m
Tue 10/279:51 am -
1 stop6h 41m
Deal found 9/2![Frontier logo]()
$225
One-way flights from Pittsburgh to ChicagoSearch for one-way flight options from Pittsburgh to Chicago. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Pittsburgh to Chicago. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This Priceline deal was found by Cheapflights users on 9/2. 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 9/292:42 pm -
1 stop9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$90
This Expedia deal was found by Cheapflights users on 9/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:42 pm -
1 stop9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$105
This Super.com deal was found by Cheapflights users on 8/31. 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.
Mon 9/212:32 pm -
1 stop9h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Frontier logo]()
$109
This Priceline deal was found by Cheapflights users on 9/1. 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 9/152:42 pm -
1 stop9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$110
This Frontier deal was found by Cheapflights users on 9/3. 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.
Tue 10/137:51 pm -
1 stop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/58:09 pm -
1 stop20h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$114
This CheapOair deal was found by Cheapflights users on 9/1. 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.
Sat 11/76:27 pm -
1 stop15h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$116
This Frontier deal was found by Cheapflights users on 9/2. 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 9/192:32 pm -
1 stop9h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$120
This Priceline deal was found by Cheapflights users on 9/2. 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 10/12:32 pm -
1 stop9h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 9/3. 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.
Mon 10/127:51 pm -
1 stop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 9/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:30 am -
1 stop9h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$129
This Frontier deal was found by Cheapflights users on 9/4. 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.
Mon 10/52:32 pm -
1 stop9h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$129
Find flight deals from Pittsburgh to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Chicago (CHI). 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 September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $205 (CheapOair) |
One-way from | $90 (Priceline) |
Popular in | December |
Cheapest in | September |
Average price | $257 |
Good round-trip deal | $309 or less |
Good one-way deal | $186 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pittsburgh to Chicago 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 September 5, 2026.
Use the filters below to find and compare flights from Pittsburgh to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PittsburghChicago
PIT Pittsburgh - RFD Chicago Greater Rockford
PITRFD
Pittsburgh
Tue 10/6
2:42 pm-8:44 am
1 stop19h 02m
Chicago Greater Rockford
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$135
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Wed 12/2
6:00 am-1:26 pm
1 stop8h 26m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$141
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Thu 10/29
6:00 am-1:44 pm
1 stop8h 44m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$141
Quickest round-trip
PittsburghChicago
PIT Pittsburgh - MDW Chicago Midway
PITMDW
Pittsburgh
Sat 10/31
9:10 am-9:40 am
Nonstop1h 30m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Thu 11/5
6:30 am-7:23 am
Nonstop1h 53m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Mon 3/1
10:50 am-11:36 am
Nonstop1h 46m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Tue 10/13
7:46 pm-8:37 pm
Nonstop1h 51m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Sat 10/10
2:11 pm-2:55 pm
Nonstop1h 44m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Tue 3/2
6:00 am-1:39 pm
1 stop8h 39m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$155
PittsburghChicago
PIT Pittsburgh - ORD Chicago O'Hare Intl
PITORD
Pittsburgh
Wed 3/3
6:00 am-1:39 pm
1 stop8h 39m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$155
Showing 1-10 of 58 resultsSorted by cheapest first
Compare providers for flights from Pittsburgh to Chicago
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 Chicago in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Pittsburgh-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Chicago flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Pittsburgh-Chicago 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 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 Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Pittsburgh with our price prediction graph.
PIT-CHI
PIT-ORD
PIT-MDW
PIT-RFD
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
PIT-CHI
PIT-ORD
PIT-MDW
PIT-RFD
What is the cheapest month to book a flight from Pittsburgh to Chicago?
Currently, October is the cheapest month in which you can book a flight from Pittsburgh to Chicago (average of $288). Flying from Pittsburgh to Chicago in July is currently the most expensive (average of $410). 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 CHI?
Find hourly flight availability from Pittsburgh to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 5, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 7% on flights from Pittsburgh to Chicago by exploring options for tickets in the evening.
Weekly flight availability from Pittsburgh to Chicago
Explore weekly flight availability from Pittsburgh to Chicago. 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 September 5, 2026.
The most flights from PIT to CHI are scheduled on a Friday (62 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (7 on average).
How much does it cost to fly round-trip from Pittsburgh to Chicago?
Airfare is typical for this route at the moment.
Pittsburgh to Chicago flights typically cost between $207 and $413 in October.The cheapest round-trip price found within the last 5 days was $210 on Frontier (Oct 21-Oct 24).
How often are flights from Pittsburgh to Chicago delayed?
About 11% of weekly flights between Pittsburgh and Chicago have experienced delays in the past year, with the average delay time being 128 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 in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday 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.
How far ahead should I book a flight from Pittsburgh to Chicago?
The price you pay for your flight from Pittsburgh to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Pittsburgh to Chicago?
Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to Chicago. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Pittsburgh to Chicago flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Pittsburgh to Chicago 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 trip
Our travel experts
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated September 5, 2026.
Read through reviews of airlines operating flights from Pittsburgh to Chicago, such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Pittsburgh to Chicago. 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?
Book flights to Chicago if you plan to visit one of these locationsBenton Harbor
Lansing
Merrillville
Valparaiso
Hammond
Saint Joseph
Porter
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Other flights to Chicago
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Complete your trip
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Pittsburgh and Chicago flights
Browse other Pittsburgh and Chicago flight options. Last updated on September 5, 2026.
Other flights from Pittsburgh
Browse through other flights departing from Pittsburgh. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Pittsburgh to Chicago
Discover the top 3 airlines that operate flights from Pittsburgh to Chicago. 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 September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$354 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$137 | Average$335 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$171 | Average$378 | FlexibilityNo cancel fee | On-time69% |