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
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: Wed Mar 22 2017 Return: Wed Mar 29 2017 Trip spans 8 days
American Airlines
American Airlines
ONT
8:45a
PIT
3:21p
6h 36m
1 stop
PIT
3:00a
ONT
10:48a
7h 48m
1 stop
Depart: Sat Apr 15 2017 Return: Wed Apr 26 2017 Trip spans 12 days
United
United
ONT
4:05p
PIT
11:34p
7h 29m
1 stop
PIT
3:29a
ONT
11:06a
7h 37m
1 stop
Depart: Mon Apr 24 2017 Return: Tue May 2 2017 Trip spans 9 days
Major Airline
Major Airline
ONT
10:20p
PIT
9:55a
11h 35m
2 stops
PIT
4:03a
ONT
5:14p
13h 11m
2 stops
Depart: Sat Apr 22 2017 Return: Tue Apr 25 2017 Trip spans 4 days
United
United
ONT
3:15p
PIT
11:34p
8h 19m
1 stop
PIT
3:29a
ONT
11:06a
7h 37m
1 stop
Depart: Fri Apr 21 2017 Return: Tue Apr 25 2017 Trip spans 5 days
Major Airline
Major Airline
ONT
10:20p
PIT
9:54a
11h 34m
2 stops
PIT
4:03a
ONT
5:14p
13h 11m
2 stops
Depart: Tue Apr 25 2017 Return: Tue May 2 2017 Trip spans 8 days
United
United
ONT
4:05p
PIT
11:38p
7h 33m
1 stop
PIT
3:29a
ONT
11:06a
7h 37m
1 stop
Depart: Thu Jul 27 2017 Return: Wed Aug 2 2017 Trip spans 7 days
Delta
Delta
ONT
2:30p
PIT
2:05a
11h 35m
2 stops
PIT
9:30a
ONT
9:39p
12h 09m
2 stops
Depart: Thu May 4 2017 Return: Sat May 6 2017 Trip spans 3 days
American Airlines
American Airlines
ONT
8:45a
PIT
3:26p
6h 41m
1 stop
PIT
10:41a
ONT
7:08p
8h 27m
1 stop
Depart: Tue May 2 2017 Return: Tue May 9 2017 Trip spans 8 days
United
United
ONT
4:05p
PIT
11:38p
7h 33m
1 stop
PIT
12:25p
ONT
7:34p
7h 09m
1 stop
Depart: Tue Apr 4 2017 Return: Tue Apr 18 2017 Trip spans 15 days
Major Airline
Major Airline
ONT
10:20p
PIT
9:55a
11h 35m
1 stop
PIT
4:03a
ONT
5:14p
13h 11m
1 stop
Depart: Fri May 5 2017 Return: Tue May 9 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
8:45a
PIT
3:26p
6h 41m
1 stop
PIT
3:00a
ONT
12:38p
9h 38m
1 stop
Depart: Wed May 3 2017 Return: Tue May 9 2017 Trip spans 7 days
United
United
ONT
4:05p
PIT
11:38p
7h 33m
1 stop
PIT
12:25p
ONT
7:34p
7h 09m
1 stop
Depart: Sat May 6 2017 Return: Tue May 9 2017 Trip spans 4 days
United
United
ONT
3:10p
PIT
11:39p
8h 29m
1 stop
PIT
3:24a
ONT
11:06a
7h 42m
1 stop
Depart: Thu Apr 6 2017 Return: Mon Apr 10 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
8:45a
PIT
3:26p
6h 41m
1 stop
PIT
2:59p
ONT
10:18p
7h 19m
1 stop
Depart: Mon May 8 2017 Return: Tue May 9 2017 Trip spans 2 days
United
United
ONT
3:10p
PIT
11:39p
8h 29m
1 stop
PIT
12:25p
ONT
7:34p
7h 09m
1 stop
Depart: Fri Mar 3 2017 Return: Tue Mar 7 2017 Trip spans 5 days
Major Airline
Major Airline
ONT
12:00a
PIT
1:10a
1h 10m
nonstop
PIT
8:00a
ONT
3:10p
7h 10m
nonstop
Depart: Tue Mar 21 2017 Return: Sun Mar 26 2017 Trip spans 6 days
American Airlines
American Airlines
ONT
2:15a
PIT
8:52a
6h 37m
1 stop
PIT
3:00a
ONT
10:48a
7h 48m
1 stop
Depart: Thu Mar 16 2017 Return: Tue Mar 21 2017 Trip spans 6 days
United
United
ONT
9:30a
PIT
6:32p
9h 02m
1 stop
PIT
12:10p
ONT
7:14p
7h 04m
1 stop
Depart: Wed Mar 15 2017 Return: Wed Mar 22 2017 Trip spans 8 days
American Airlines
American Airlines
ONT
8:45a
PIT
3:21p
6h 36m
1 stop
PIT
1:30p
ONT
8:39p
7h 09m
1 stop
Depart: Sun Mar 5 2017 Return: Tue Mar 7 2017 Trip spans 3 days
Major Airline
Major Airline
ONT
12:00a
PIT
1:10a
1h 10m
nonstop
PIT
12:00a
ONT
7:10a
7h 10m
nonstop
* 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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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

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