Find Deals on Flights from Ontario to Pittsburgh (ONT - PIT)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Ontario to Pittsburgh

(Round-trip)
Depart: Sat Jan 14 2017 Return: Tue Jan 17 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
7:45a
PIT
2:21p
6h 36m
1 stop
PIT
9:31a
ONT
6:13p
8h 42m
1 stop
Depart: Fri Jan 6 2017 Return: Tue Jan 10 2017 Trip spans 5 days
United
United
ONT
8:30a
PIT
2:35p
6h 05m
1 stop
PIT
2:05a
ONT
10:44a
8h 39m
1 stop
Depart: Tue Mar 7 2017 Return: Mon Mar 13 2017 Trip spans 6 days
American Airlines
American Airlines
ONT
5:42a
PIT
2:29p
8h 47m
1 stop
PIT
1:30p
ONT
8:39p
7h 09m
1 stop
Depart: Fri Dec 9 2016 Return: Sun Dec 11 2016 Trip spans 3 days
Major Airline
Major Airline
ONT
12:00a
PIT
1:10a
1h 10m
nonstop
PIT
8:00a
ONT
3:10p
7h 10m
nonstop
Depart: Fri Jan 13 2017 Return: Sun Jan 15 2017 Trip spans 3 days
American Airlines
American Airlines
ONT
7:45a
PIT
2:21p
6h 36m
1 stop
PIT
9:31a
ONT
6:13p
8h 42m
1 stop
Depart: Sun Dec 25 2016 Return: Fri Jan 6 2017 Trip spans 13 days
American Airlines
American Airlines
ONT
1:25a
PIT
7:47a
6h 22m
1 stop
PIT
9:31a
ONT
4:46p
7h 15m
1 stop
Depart: Thu Mar 2 2017 Return: Sun Mar 5 2017 Trip spans 4 days
United
United
ONT
8:30a
PIT
4:49p
8h 19m
1 stop
PIT
11:20a
ONT
6:15p
6h 55m
1 stop
Depart: Thu Dec 8 2016 Return: Sun Dec 11 2016 Trip spans 4 days
$1110
Select
Delta
Delta
ONT
1:00a
PIT
10:39a
9h 39m
2 stops
PIT
11:20a
ONT
9:09p
9h 49m
2 stops
Depart: Sun Jan 8 2017 Return: Thu Jan 12 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
2:30p
PIT
8:50a
18h 20m
1 stop
PIT
12:30p
ONT
7:39p
7h 09m
1 stop
Depart: Wed May 3 2017 Return: Mon May 8 2017 Trip spans 6 days
American Airlines
American Airlines
ONT
8:59p
PIT
3:50a
6h 51m
1 stop
PIT
2:50p
ONT
10:08p
7h 18m
1 stop
Depart: Thu May 4 2017 Return: Mon May 8 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
8:45a
PIT
3:02p
6h 17m
1 stop
PIT
2:50p
ONT
10:08p
7h 18m
1 stop
Depart: Thu Dec 15 2016 Return: Fri Jan 6 2017 Trip spans 23 days
American Airlines
American Airlines
ONT
1:25a
PIT
7:47a
6h 22m
1 stop
PIT
2:00a
ONT
9:47a
7h 47m
1 stop
Depart: Wed Dec 28 2016 Return: Sun Jan 1 2017 Trip spans 5 days
United
United
ONT
2:32p
PIT
9:58p
7h 26m
1 stop
PIT
11:11a
ONT
6:29p
7h 18m
1 stop
Depart: Wed Mar 29 2017 Return: Sun Apr 2 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
8:45a
PIT
3:02p
6h 17m
1 stop
PIT
1:30p
ONT
10:46a
21h 16m
1 stop
Depart: Sat Dec 24 2016 Return: Fri Jan 6 2017 Trip spans 14 days
American Airlines
American Airlines
ONT
7:45a
PIT
2:31p
6h 46m
1 stop
PIT
9:31a
ONT
4:46p
7h 15m
1 stop
Depart: Fri May 12 2017 Return: Tue May 23 2017 Trip spans 12 days
American Airlines
American Airlines
ONT
8:45a
PIT
3:02p
6h 17m
1 stop
PIT
1:30p
ONT
8:39p
7h 09m
1 stop
Depart: Fri Jun 9 2017 Return: Wed Jun 14 2017 Trip spans 6 days
American Airlines
American Airlines
ONT
8:59p
PIT
3:50a
6h 51m
1 stop
PIT
2:50p
ONT
10:08p
7h 18m
1 stop
Depart: Tue Jun 13 2017 Return: Tue Jun 20 2017 Trip spans 8 days
American Airlines
American Airlines
ONT
8:59p
PIT
3:50a
6h 51m
1 stop
PIT
11:20a
ONT
6:50p
7h 30m
1 stop
Depart: Mon Dec 19 2016 Return: Fri Jan 6 2017 Trip spans 19 days
American Airlines
American Airlines
ONT
8:10p
PIT
2:47a
6h 37m
1 stop
PIT
2:00a
ONT
9:47a
7h 47m
1 stop
Depart: Sun Apr 9 2017 Return: Thu Apr 13 2017 Trip spans 5 days
$1386
Select
United
United
ONT
9:15a
PIT
3:32p
6h 17m
1 stop
PIT
4:33a
ONT
11:38a
7h 05m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Ontario
$284
Destination

Pittsburgh
$284