Find Deals on Flights from Ontario to Buffalo (ONT - BUF)

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 Buffalo

(Round-trip)
Depart: Fri Jan 6 2017 Return: Wed Jan 11 2017 Trip spans 6 days
American Airlines
American Airlines
ONT
4:55a
BUF
2:11p
9h 16m
2 stops
BUF
6:55a
ONT
4:28p
9h 33m
2 stops
Depart: Sat Dec 31 2016 Return: Fri Jan 6 2017 Trip spans 7 days
United
United
ONT
3:20p
BUF
2:01a
10h 41m
2 stops
BUF
5:25a
ONT
6:15p
12h 50m
2 stops
Depart: Fri Dec 16 2016 Return: Mon Dec 19 2016 Trip spans 4 days
Major Airline
Major Airline
ONT
12:00a
BUF
1:20a
1h 20m
nonstop
BUF
12:00a
ONT
7:20a
7h 20m
nonstop
Depart: Tue Jan 10 2017 Return: Tue Jan 17 2017 Trip spans 8 days
American Airlines
American Airlines
ONT
3:25a
BUF
1:36p
10h 11m
2 stops
BUF
6:55a
ONT
6:13p
11h 18m
2 stops
Depart: Wed Jan 11 2017 Return: Tue Jan 17 2017 Trip spans 7 days
American Airlines
American Airlines
ONT
4:55a
BUF
3:24p
10h 29m
2 stops
BUF
6:55a
ONT
6:13p
11h 18m
2 stops
Depart: Sun Jan 8 2017 Return: Wed Jan 11 2017 Trip spans 4 days
United
United
ONT
4:24p
BUF
1:49a
9h 25m
2 stops
BUF
5:25a
ONT
4:44p
11h 19m
2 stops
Depart: Thu Jan 12 2017 Return: Tue Jan 17 2017 Trip spans 6 days
American Airlines
American Airlines
ONT
3:25a
BUF
1:36p
10h 11m
2 stops
BUF
6:55a
ONT
6:13p
11h 18m
2 stops
Depart: Mon Jan 9 2017 Return: Wed Jan 11 2017 Trip spans 3 days
United
United
ONT
12:38a
BUF
12:49p
12h 11m
2 stops
BUF
2:02a
ONT
10:45a
8h 43m
2 stops
Depart: Sat Jan 14 2017 Return: Tue Jan 17 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
1:09a
BUF
9:55a
8h 46m
2 stops
BUF
6:55a
ONT
6:13p
11h 18m
2 stops
Depart: Fri Jan 13 2017 Return: Mon Jan 16 2017 Trip spans 4 days
United
United
ONT
4:24p
BUF
2:45a
10h 21m
2 stops
BUF
5:25a
ONT
4:44p
11h 19m
2 stops
Depart: Sun Jan 15 2017 Return: Tue Jan 17 2017 Trip spans 3 days
United
United
ONT
12:38a
BUF
8:56a
8h 18m
2 stops
BUF
2:02a
ONT
10:47a
8h 45m
2 stops
Depart: Thu Jan 5 2017 Return: Wed Jan 11 2017 Trip spans 7 days
American Airlines
American Airlines
ONT
3:00a
BUF
1:53p
10h 53m
2 stops
BUF
6:55a
ONT
6:13p
11h 18m
2 stops
Depart: Wed Jan 4 2017 Return: Tue Jan 10 2017 Trip spans 7 days
United
United
ONT
3:10p
BUF
1:49a
10h 39m
2 stops
BUF
5:25a
ONT
5:38p
12h 13m
2 stops
Depart: Thu Dec 29 2016 Return: Wed Jan 11 2017 Trip spans 14 days
American Airlines
American Airlines
ONT
4:45p
BUF
3:13a
10h 28m
2 stops
BUF
6:55a
ONT
6:13p
11h 18m
2 stops
Depart: Sat Jan 7 2017 Return: Tue Jan 10 2017 Trip spans 4 days
United
United
ONT
3:10p
BUF
1:49a
10h 39m
2 stops
BUF
2:02a
ONT
10:44a
8h 42m
2 stops
Depart: Fri Dec 30 2016 Return: Wed Jan 11 2017 Trip spans 13 days
American Airlines
American Airlines
ONT
4:45p
BUF
3:13a
10h 28m
2 stops
BUF
6:55a
ONT
6:13p
11h 18m
2 stops
Depart: Mon Jan 16 2017 Return: Thu Jan 19 2017 Trip spans 4 days
United
United
ONT
4:24p
BUF
1:49a
9h 25m
2 stops
BUF
5:25a
ONT
4:44p
11h 19m
2 stops
Depart: Sun Dec 25 2016 Return: Fri Jan 6 2017 Trip spans 13 days
American Airlines
American Airlines
ONT
1:10a
BUF
12:01p
10h 51m
2 stops
BUF
6:46a
ONT
4:19p
9h 33m
2 stops
Depart: Sun Jan 1 2017 Return: Fri Jan 6 2017 Trip spans 6 days
United
United
ONT
2:58a
BUF
1:20p
10h 22m
2 stops
BUF
5:25a
ONT
6:15p
12h 50m
2 stops
Depart: Wed Dec 28 2016 Return: Wed Jan 11 2017 Trip spans 15 days
American Airlines
American Airlines
ONT
8:10p
BUF
6:27a
10h 17m
2 stops
BUF
6:55a
ONT
6:13p
11h 18m
2 stops
* 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
$330
Destination

Buffalo
$330