$169 Find Cheap Flights from Buffalo to Ontario - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Buffalo to Ontario departing on 8/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Buffalo to Ontario

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Toronto
Toronto2 stops$389
Ottawa
Ottawa2 stops$531
Thunder Bay
Thunder Bay2 stops$858
Toronto
Toronto2 stops$389
Ottawa
Ottawa2 stops$531
Thunder Bay
Thunder Bay2 stops$858

Book Cheap Buffalo to Ontario Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Buffalo to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Buffalo to Ontario

Wed, Oct 21 - Tue, Oct 27
Multiple Airlines Logo
1:13 pm - 8:55 pm
BUF
-
YYZ
31h 42m
2 stops
Multiple Airlines Logo
9:35 am - 6:07 pm
YYZ
-
BUF
8h 32m
1 stop
$389Multiple Airlines
Thu, Oct 22 - Tue, Oct 27
Multiple Airlines Logo
10:42 am - 2:55 pm
BUF
-
YYZ
28h 13m
1 stop
Multiple Airlines Logo
9:35 am - 6:07 pm
YYZ
-
BUF
8h 32m
1 stop
$396Multiple Airlines
Sat, Aug 8 - Thu, Aug 13
United Airlines Logo
10:57 am - 5:30 pm
BUF
-
YUL
6h 33m
1 stop
United Airlines Logo
9:45 am - 4:56 pm
YUL
-
BUF
7h 11m
1 stop
$470United Airlines
Tue, Oct 20 - Wed, Oct 28
Delta Logo
6:29 pm - 1:40 pm
BUF
-
YYZ
19h 11m
1 stop
Delta Logo
6:00 am - 6:54 pm
YYZ
-
BUF
12h 54m
1 stop
$478Delta
Wed, Aug 19 - Sun, Aug 23
American Airlines Logo
6:00 am - 3:29 pm
BUF
-
YUL
9h 29m
2 stops
American Airlines Logo
7:55 am - 7:07 pm
YUL
-
BUF
11h 12m
1 stop
$480American Airlines
Mon, Oct 19 - Wed, Oct 28
Delta Logo
11:20 am - 11:29 pm
BUF
-
YYZ
12h 09m
1 stop
Delta Logo
10:20 am - 6:18 pm
YYZ
-
BUF
7h 58m
1 stop
$488Delta
Fri, Aug 21 - Fri, Aug 28
Air Canada Logo
10:30 am - 9:47 pm
BUF
-
YUL
11h 17m
2 stops
Air Canada Logo
9:45 am - 4:56 pm
YUL
-
BUF
7h 11m
1 stop
$488Air Canada
Fri, Aug 21 - Fri, Aug 28
Air Canada Logo
10:30 am - 7:47 pm
BUF
-
YUL
9h 17m
2 stops
Air Canada Logo
10:10 am - 9:07 pm
YUL
-
BUF
10h 57m
2 stops
$496Air Canada
Fri, Aug 21 - Fri, Aug 28
United Airlines Logo
10:30 am - 5:30 pm
BUF
-
YUL
7h 00m
1 stop
United Airlines Logo
9:15 am - 2:18 pm
YUL
-
BUF
5h 03m
1 stop
$500United Airlines
Thu, Aug 13 - Sat, Aug 22
American Airlines Logo
6:14 am - 9:46 am
BUF
-
YUL
3h 32m
1 stop
American Airlines Logo
1:07 pm - 4:56 pm
YUL
-
BUF
3h 49m
1 stop
$535American Airlines
Booking Insights

KAYAK's insights & trends for Buffalo to Ontario flights

Get data-powered insights and trends into flights from Buffalo to Ontario to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Buffalo to Ontario?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 5 days.

In the past 5 days, the cheapest round-trip tickets from Buffalo to Ontario were found on United Airlines ($470) and Delta ($478).

Find deals

Good to know

Cheapest flight$169
Flight from Buffalo to Toronto Pearson Airport

FAQs - booking Ontario flights

  • How does KAYAK find such low prices on flights from Buffalo to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Buffalo to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Buffalo to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Buffalo to Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Buffalo to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Buffalo to Ontario with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Buffalo to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Buffalo to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Buffalo to Ontario

Information on your arrival and departure airports

Buffalo (BUF)