Find Cheap Flights from Buffalo to Ontario (BUF - ONT)

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Buffalo to Ontario

(Round-trip)
Depart: Tue Nov 14 2017 Return: Thu Nov 23 2017 Trip spans 10 days
United
United
BUF
12:00a
ONT
11:31a
11h 31m
2 stops
ONT
12:00a
BUF
12:45p
12h 45m
2 stops
Depart: Wed Aug 30 2017 Return: Thu Sep 14 2017 Trip spans 16 days
American Airlines
American Airlines
BUF
12:00a
ONT
9:05a
9h 05m
2 stops
ONT
12:00a
BUF
8:12a
8h 12m
2 stops
Depart: Wed Nov 15 2017 Return: Thu Nov 23 2017 Trip spans 9 days
United
United
BUF
12:00a
ONT
9:36a
9h 36m
2 stops
ONT
12:00a
BUF
12:45p
12h 45m
2 stops
Depart: Thu Nov 16 2017 Return: Thu Nov 23 2017 Trip spans 8 days
United
United
BUF
12:00a
ONT
1:02p
13h 02m
2 stops
ONT
12:00a
BUF
12:45p
12h 45m
2 stops
Depart: Mon Nov 20 2017 Return: Thu Nov 23 2017 Trip spans 4 days
United
United
BUF
12:00a
ONT
9:36a
9h 36m
2 stops
ONT
12:00a
BUF
10:07a
10h 07m
2 stops
Depart: Sun Nov 19 2017 Return: Thu Nov 23 2017 Trip spans 5 days
United
United
BUF
12:00a
ONT
2:18p
14h 18m
2 stops
ONT
12:00a
BUF
12:45p
12h 45m
2 stops
Depart: Thu Aug 31 2017 Return: Tue Sep 5 2017 Trip spans 6 days
United
United
BUF
12:00a
ONT
11:56a
11h 56m
2 stops
ONT
12:00a
BUF
10:11a
10h 11m
2 stops
Depart: Sun Aug 20 2017 Return: Thu Aug 24 2017 Trip spans 5 days
American Airlines
American Airlines
BUF
12:00a
ONT
7:33a
7h 33m
1 stop
ONT
12:00a
BUF
12:48p
12h 48m
2 stops
Depart: Tue Nov 14 2017 Return: Fri Nov 24 2017 Trip spans 11 days
United
United
BUF
12:00a
ONT
12:58p
12h 58m
2 stops
ONT
12:00a
BUF
2:35p
14h 35m
2 stops
Depart: Wed Nov 15 2017 Return: Fri Nov 24 2017 Trip spans 10 days
United
United
BUF
12:00a
ONT
11:24a
11h 24m
2 stops
ONT
12:00a
BUF
2:35p
14h 35m
2 stops
Depart: Mon Nov 20 2017 Return: Fri Nov 24 2017 Trip spans 5 days
United
United
BUF
12:00a
ONT
2:18p
14h 18m
2 stops
ONT
12:00a
BUF
2:35p
14h 35m
2 stops
Depart: Tue Nov 14 2017 Return: Tue Nov 21 2017 Trip spans 8 days
United
United
BUF
12:00a
ONT
1:02p
13h 02m
2 stops
ONT
12:00a
BUF
9:45a
9h 45m
2 stops
Depart: Tue Nov 21 2017 Return: Sun Nov 26 2017 Trip spans 6 days
American Airlines
American Airlines
BUF
12:00a
ONT
8:59a
8h 59m
2 stops
ONT
12:00a
BUF
8:24a
8h 24m
2 stops
Depart: Wed Nov 15 2017 Return: Tue Nov 21 2017 Trip spans 7 days
United
United
BUF
12:00a
ONT
12:53p
12h 53m
2 stops
ONT
12:00a
BUF
11:00a
11h 00m
2 stops
Depart: Mon Nov 20 2017 Return: Tue Nov 21 2017 Trip spans 2 days
United
United
BUF
12:00a
ONT
10:27a
10h 27m
2 stops
ONT
12:00a
BUF
11:00a
11h 00m
2 stops
Depart: Sun Nov 19 2017 Return: Fri Nov 24 2017 Trip spans 6 days
United
United
BUF
12:00a
ONT
11:24a
11h 24m
2 stops
ONT
12:00a
BUF
2:35p
14h 35m
2 stops
Depart: Tue Nov 14 2017 Return: Sat Nov 25 2017 Trip spans 12 days
United
United
BUF
12:00a
ONT
12:58p
12h 58m
2 stops
ONT
12:00a
BUF
10:28a
10h 28m
2 stops
Depart: Thu Nov 16 2017 Return: Fri Nov 24 2017 Trip spans 9 days
$2697
Select
Alaska Airlines
Alaska Airlines
BUF
12:00a
ONT
3:01p
15h 01m
2 stops
ONT
12:00a
BUF
1:24p
13h 24m
2 stops
Depart: Wed Nov 15 2017 Return: Sat Nov 25 2017 Trip spans 11 days
United
United
BUF
12:00a
ONT
12:39p
12h 39m
2 stops
ONT
12:00a
BUF
10:28a
10h 28m
2 stops
Depart: Mon Nov 20 2017 Return: Sat Nov 25 2017 Trip spans 6 days
United
United
BUF
12:00a
ONT
2:18p
14h 18m
2 stops
ONT
12:00a
BUF
10:28a
10h 28m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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

We compile tonnes of data for you
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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Buffalo
$340
Destination

Ontario
$340