Cheap Flights from Chicago, IL to Pittsburgh, PA from $66

Return flight: Pittsburgh – Chicago

On Cheapflightsplus.com you will find 12 direct and 55 connecting flights from Chicago to Pittsburgh. You can compare airfare deals from 6 airlines and multiple travel sites from $66, book and save on cheap plane tickets and last minute offers. Also check out CHI-PIT flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Chicago to Pittsburgh depends on and how to choose the most interesting flight option for you.

Distance between Chicago and Pittsburgh is 638 miles. Time difference between the cities is 1h. Airplanes depart 05:01 to 21:56 from 7 Chicago airports and arrive 05:01 to 21:56 to 3 Pittsburgh airports. Average flight time is 1h 38m.

  • The fastest flight 1h 30m
  • Average flight time 1h 38m
  • The earliest flight 05:01
  • The latest flight 21:56
  • Distance 397 ml

The cheapest months to travel to Pittsburgh are october (from 66 $), august (from 67 $), september (from 129 $).

The most expensive months are december (from 257 $), may (from 165 $), june (from 162 $).

What is the lowest airfare Chicago to Pittsburgh?

The cheapest plane ticket found by our users is $66. This airfare is for economy class on one-way UA1082 flight by United Airlines for October 7, 2025 which leaves O'Hare International in Chicago at 14:18 am and arrives at Pittsburgh Pittsburgh Int. at 16:55.

Economy class
$66
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Business class
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First class
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Flight Schedule Chicago (Illinois) to Pittsburgh (Pennsylvania)

06:00 — 17:36
10h 36m flight time
Find flight
from$191
06:00 — 09:13 Chicago — Newark
UA1658 United Airlines
6h 46m stop
16:20 — 17:57 Newark — Pittsburgh
UA3528 United Airlines
06:00 — 13:28
6h 28m flight time
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from$218
06:00 — 09:13 Chicago — Newark
UA1658 United Airlines
2h 42m stop
11:55 — 13:28 Newark — Pittsburgh
UA4535 United Airlines
07:15 — 23:42
15h 27m flight time
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from$214
07:10 — 10:27 Chicago — Newark
UA563 United Airlines
11h 26m stop
22:00 — 23:42 Newark — Pittsburgh
UA3477 United Airlines
07:15 — 13:28
5h 13m flight time
Find flight
from$219
07:10 — 10:28 Chicago — Newark
UA563 United Airlines
1h 22m stop
11:55 — 13:28 Newark — Pittsburgh
UA4535 United Airlines
07:20 — 09:56
1h 36m flight time
Find flight
from$130
Chicago — Pittsburgh
UA1285 United Airlines
10:35 — 13:05
1h 30m flight time
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from$66
Chicago — Pittsburgh
UA2251 United Airlines
10:35 — 13:18
1h 43m flight time
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from$130
Chicago — Pittsburgh
UA3693 United Airlines
12:50 — 15:28
1h 38m flight time
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from$150
Chicago — Pittsburgh
UA3655 United Airlines
14:18 — 16:55
1h 37m flight time
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from$66
Chicago — Pittsburgh
UA1082 United Airlines
18:05 — 20:50
1h 45m flight time
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from$185
Chicago — Pittsburgh
UA3699 United Airlines
18:05 — 20:50
1h 45m flight time
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from$196
Chicago — Pittsburgh
UA3500 United Airlines
18:10 — 20:51
1h 41m flight time
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from$161
Chicago — Pittsburgh
UA1905 United Airlines
21:07 — 23:44
1h 37m flight time
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from$66
Chicago — Pittsburgh
UA3464 United Airlines
21:10 — 23:48
1h 38m flight time
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from$130
Chicago — Pittsburgh
UA782 United Airlines
21:10 — 23:48
1h 38m flight time
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from$162
Chicago — Pittsburgh
UA1066 United Airlines
Full flight schedule will help you in detecting at what time planes fly from Chicago to Pittsburgh. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on December 4, 2025.

Popular Airlines on the Route

The flight Chicago — Pittsburgh is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 2 departures per week at the price of from $ 755 . And the most expensive tickets are offered by United Airlines airline - from $ 859.

Direct flights

There are 12 nonstop flights on the route. The fastest direct flight is UA2251 by United Airlines takes 1h 30m and the cheapest is UA1082 by United Airlines for $66.

  • UA - United Airlines
    from $66
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Connecting Flights

There are 55 flights with layovers on the route. The fastest connecting flight is UA1068 by United Airlines takes 4h 12m and the cheapest is UA1082 by United Airlines for $191.

  • AS - Alaska Airlines
    from $755
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  • F9 - Frontier Airlines
    from $280
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  • HA - Hawaiian Airlines
    from $281
    Find
  • UA - United Airlines
    from $191
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  • NK - Spirit Airlines
    from $246
    Find
  • G4 - Allegiant Air
    from $556
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See more connecting flights

Airports

You can fly from Chicago to Pittsburgh from 7 airports (O'Hare International, Midway, Dupage County, Chicago FSS, Merrill C Meigs (closed), Pal-Waukee, Chicago NAS).

Chicago airports

  • O'Hare International-ORD
    from $66
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  • Midway-MDW
    from $298
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  • Dupage County-DPA
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  • Chicago FSS-CHI
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  • Merrill C Meigs (closed)-CGX
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  • Pal-Waukee-PWK
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  • Chicago NAS-NOH
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Pittsburgh airports

  • Allegheny County-AGC
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  • Pittsburgh Int.-PIT
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  • Civic Ar Heli-CVA
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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