For a quick departure from ORD, consider using the 'L' train for a reliable and traffic-free route to the airport.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $173 (American Airlines) |
One-way from | $57 (Super.com) |
Popular in | February |
Cheapest in | September |
Average price | $403 |
Good round-trip deal | $237 or less |
Good one-way deal | $293 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Fri 1/30
8:43 pm-9:40 am
1 stop11h 57m
Pittsburgh
Mon 2/2
6:15 pm-11:22 am
1 stop18h 07m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Sat 1/31
12:00 pm-11:44 pm
1 stop10h 44m
Pittsburgh
Tue 2/3
6:00 am-7:41 pm
2 stops14h 41m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Mon 3/16
5:59 pm-12:19 am
1 stop5h 20m
Pittsburgh
Wed 3/18
11:23 am-5:10 pm
1 stop6h 47m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Thu 2/12
9:35 am-3:35 pm
1 stop5h 00m
Pittsburgh
Wed 2/18
1:43 pm-7:19 pm
1 stop6h 36m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Thu 2/26
5:15 pm-11:00 pm
1 stop4h 45m
Pittsburgh
Sat 2/28
5:50 am-12:15 pm
1 stop7h 25m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Thu 2/12
5:15 pm-11:00 pm
1 stop4h 45m
Pittsburgh
Mon 2/16
6:00 am-12:15 pm
1 stop7h 15m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Thu 2/5
3:48 pm-11:10 pm
1 stop6h 22m
Pittsburgh
Tue 2/24
7:31 am-8:25 am
Nonstop1h 54m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Sat 2/14
3:45 pm-9:25 pm
1 stop4h 40m
Pittsburgh
Mon 2/16
6:00 am-12:15 pm
1 stop7h 15m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Mon 3/30
9:05 am-11:45 am
Nonstop1h 40m
Pittsburgh
Mon 3/30
7:05 pm-7:56 pm
Nonstop1h 51m
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Thu 3/12
6:00 am-12:20 pm
1 stop5h 20m
Pittsburgh
Mon 3/16
4:15 pm-10:12 pm
1 stop6h 57m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
The price you pay for your flight from Chicago O'Hare Intl Airport to Pittsburgh may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, December is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Pittsburgh (average of $90). Flying from Chicago O'Hare Intl Airport to Pittsburgh in July is currently the most expensive (average of $194). 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.
It’s optimal to fly from Chicago O'Hare Intl Airport to Pittsburgh in the evening. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the afternoon.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Pittsburgh flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Comfort
Boarding
Entertainment
Crew
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Comfort
Boarding
Entertainment
Crew
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Comfort
Boarding
Entertainment
Crew
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$290 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$108 | Average$312 | FlexibilityNo cancel fee | On-time69% |