$169 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 6/9. 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$398
Ottawa
Ottawa2 stops$555
Thunder Bay
Thunder Bay2 stops$947
Toronto
Toronto2 stops$398
Ottawa
Ottawa2 stops$555
Thunder Bay
Thunder Bay2 stops$947

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

Fri, Jun 5 - Mon, Jun 8
Multiple Airlines Logo
2:49 pm - 2:05 pm
BUF
-
YYZ
23h 16m
2 stops
Multiple Airlines Logo
7:45 am - 6:59 pm
YYZ
-
BUF
11h 14m
1 stop
$398Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
7:57 pm - 4:45 pm
BUF
-
YYZ
20h 48m
1 stop
Multiple Airlines Logo
8:10 am - 10:55 am
YYZ
-
BUF
26h 45m
2 stops
$449Multiple Airlines
Tue, Jun 9 - Tue, Jun 16
Multiple Airlines Logo
9:02 pm - 4:45 pm
BUF
-
YYZ
19h 43m
1 stop
Multiple Airlines Logo
6:30 am - 1:55 pm
YYZ
-
BUF
31h 25m
2 stops
$460Multiple Airlines
Thu, Jun 11 - Wed, Jun 17
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
$469American Airlines
Tue, Jun 9 - Tue, Jun 16
American Airlines Logo
11:03 am - 9:50 am
BUF
-
YUL
22h 47m
1 stop
American Airlines Logo
10:30 am - 9:02 pm
YUL
-
BUF
10h 32m
1 stop
$474American Airlines
Tue, Jun 9 - Tue, Jun 16
American Airlines Logo
11:03 am - 9:50 am
BUF
-
YUL
22h 47m
1 stop
American Airlines Logo
10:30 am - 9:02 pm
YUL
-
BUF
10h 32m
1 stop
$476American Airlines
Sun, Sep 6 - Wed, Sep 9
Delta Logo
6:16 am - 1:39 pm
BUF
-
YUL
7h 23m
1 stop
Delta Logo
2:30 pm - 11:00 pm
YUL
-
BUF
8h 30m
1 stop
$506Delta
Mon, Jun 15 - Mon, Jun 22
Porter Airlines Logo
6:03 am - 2:55 pm
BUF
-
YOW
8h 52m
2 stops
Porter Airlines Logo
9:05 am - 7:24 pm
YOW
-
BUF
10h 19m
1 stop
$555Porter Airlines
Fri, Jul 10 - Sat, Jul 11
United Airlines Logo
10:34 am - 6:42 pm
BUF
-
YTZ
8h 08m
1 stop
United Airlines Logo
2:55 pm - 11:59 pm
YTZ
-
BUF
9h 04m
1 stop
$701United Airlines
Mon, Jun 29 - Mon, Jul 6
United Airlines Logo
6:00 am - 4:38 pm
BUF
-
YOW
10h 38m
1 stop
United Airlines Logo
5:50 pm - 9:53 am
YOW
-
BUF
16h 03m
1 stop
$715United 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 72 hours.

In the past 3 days, the cheapest round-trip tickets from Buffalo to Ontario were found on American Airlines ($469) and Delta ($499).

Find deals

Good to know

Cheapest flight$169
Flight from Buffalo to Montreal

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)