$151 Find Cheap Flights from Buffalo to Ontario

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 5/11. 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

KAYAK searches hundreds of travel sites at once for deals on flights to Ontario

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Buffalo to Ontario, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Buffalo to Ontario, as well as popular online travel agencies
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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$385
Ottawa
Ottawa1 stop$453
Thunder Bay
Thunder Bay2 stops$745
Toronto
Toronto2 stops$385
Ottawa
Ottawa1 stop$453
Thunder Bay
Thunder Bay2 stops$745

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

Tue, May 5 - Wed, Jun 24
Multiple Airlines Logo
11:36 am - 10:05 pm
BUF
-
YYZ
10h 29m
2 stops
Multiple Airlines Logo
7:45 am - 7:07 pm
YYZ
-
BUF
11h 22m
1 stop
$385Multiple Airlines
Mon, Apr 27 - Mon, May 4
Delta Logo
5:30 pm - 9:10 am
BUF
-
YYZ
15h 40m
1 stop
Delta Logo
6:59 pm - 4:50 pm
YYZ
-
BUF
21h 51m
1 stop
$394Delta
Tue, May 5 - Sat, Jun 20
Multiple Airlines Logo
11:36 am - 10:05 pm
BUF
-
YYZ
10h 29m
2 stops
Multiple Airlines Logo
7:45 am - 9:20 pm
YYZ
-
BUF
13h 35m
1 stop
$400Multiple Airlines
Tue, May 12 - Tue, May 19
Delta Logo
9:45 am - 6:53 pm
BUF
-
YUL
9h 08m
1 stop
Delta Logo
2:29 pm - 11:32 pm
YUL
-
BUF
9h 03m
1 stop
$406Delta
Mon, May 25 - Tue, Jun 2
American Airlines Logo
1:56 pm - 9:50 am
BUF
-
YUL
19h 54m
1 stop
American Airlines Logo
10:30 am - 9:02 pm
YUL
-
BUF
10h 32m
1 stop
$441American Airlines
Fri, Jun 5 - Mon, Jun 8
American Airlines Logo
1:56 pm - 9:50 am
BUF
-
YUL
19h 54m
1 stop
American Airlines Logo
10:30 am - 5:51 pm
YUL
-
BUF
7h 21m
1 stop
$446American Airlines
Tue, Apr 28 - Tue, May 5
United Airlines Logo
6:00 am - 2:39 pm
BUF
-
YTZ
8h 39m
1 stop
United Airlines Logo
11:00 am - 6:10 pm
YTZ
-
BUF
7h 10m
1 stop
$520United Airlines
Wed, Apr 29 - Wed, May 6
United Airlines Logo
6:00 am - 2:39 pm
BUF
-
YTZ
8h 39m
1 stop
United Airlines Logo
11:00 am - 6:10 pm
YTZ
-
BUF
7h 10m
1 stop
$580United Airlines
Fri, Sep 11 - Tue, Sep 15
Air Canada Logo
5:52 pm - 10:48 am
BUF
-
YQT
16h 56m
2 stops
Air Canada Logo
11:45 am - 9:08 pm
YQT
-
BUF
9h 23m
2 stops
$745Air Canada
Fri, Sep 11 - Tue, Sep 15
Air Canada Logo
5:52 pm - 10:48 am
BUF
-
YQT
16h 56m
2 stops
Air Canada Logo
11:45 am - 9:08 pm
YQT
-
BUF
9h 23m
2 stops
$746Air Canada
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 72 hours.

In the past 3 days, the cheapest round-trip tickets from Buffalo to Ontario were found on Delta ($406) and American Airlines ($446).

Find deals

Good to know

Cheapest flight$151
Flight from Buffalo to Toronto Island

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)