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Cheap flights from Ontario to Buffalo from $196

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Buffalo departing on 10/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:50 am - 5:49 pm
YYZ
-
BUF
7h 59m
1 stop
Multiple Airlines Logo
1:16 pm - 2:05 pm
BUF
-
YYZ
24h 49m
2 stops
$405Multiple Airlines
Tue, Sep 15 - Sat, Sep 19
Multiple Airlines Logo
9:30 am - 10:29 am
YYZ
-
BUF
24h 59m
2 stops
Multiple Airlines Logo
9:29 pm - 4:45 pm
BUF
-
YYZ
19h 16m
1 stop
$445Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
Delta Logo
6:00 am - 10:57 pm
YYZ
-
BUF
16h 57m
1 stop
Delta Logo
6:00 am - 6:09 pm
BUF
-
YYZ
12h 09m
1 stop
$462Delta
Tue, Sep 15 - Sat, Sep 19
Delta Logo
7:55 am - 10:57 pm
YYZ
-
BUF
15h 02m
1 stop
Delta Logo
7:00 am - 11:12 pm
BUF
-
YYZ
16h 12m
1 stop
$463Delta
Tue, Sep 15 - Sat, Sep 19
Delta Logo
6:00 am - 11:29 pm
YYZ
-
BUF
17h 29m
1 stop
Delta Logo
7:00 am - 11:03 pm
BUF
-
YYZ
16h 03m
2 stops
$466Delta
Tue, Aug 18 - Tue, Aug 25
Delta Logo
6:15 am - 5:23 pm
YYZ
-
BUF
11h 08m
1 stop
Delta Logo
11:20 am - 10:51 pm
BUF
-
YYZ
11h 31m
1 stop
$471Delta
Fri, Jan 8 - Wed, Jan 27
Delta Logo
9:45 am - 12:40 am
YYZ
-
BUF
14h 55m
2 stops
Delta Logo
7:00 am - 11:03 pm
BUF
-
YYZ
16h 03m
2 stops
$478Delta
Tue, Aug 18 - Tue, Aug 25
Delta Logo
12:09 pm - 9:40 am
YYZ
-
BUF
21h 31m
2 stops
Delta Logo
7:00 am - 11:03 pm
BUF
-
YYZ
16h 03m
2 stops
$488Delta
Wed, Aug 19 - Tue, Aug 25
Delta Logo
6:00 am - 1:47 pm
YYZ
-
BUF
7h 47m
1 stop
Delta Logo
6:01 am - 9:19 pm
BUF
-
YYZ
15h 18m
1 stop
$491Delta
Tue, Aug 18 - Tue, Aug 25
American Airlines Logo
2:15 pm - 11:36 pm
YYZ
-
BUF
9h 21m
1 stop
American Airlines Logo
4:54 pm - 1:26 pm
BUF
-
YYZ
20h 32m
1 stop
$492American Airlines
Wed, Aug 19 - Sat, Aug 22

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American Airlines flights from Region of Ontario to Buffalo

Our best American Airlines deals on Region of Ontario to Buffalo flight tickets
American Airlines
Aug 19
YYZ2:15 pmToronto Pearson Intl
9h 21m
1 stop
BUF11:36 pmBuffalo
Aug 22
BUF4:54 pmBuffalo
20h 32m
1 stop
YYZ1:26 pmToronto Pearson Intl
$492
American Airlines
Aug 22
YYZ11:01 amToronto Pearson Intl
10h 55m
1 stop
BUF9:56 pmBuffalo
Aug 29
BUF4:54 pmBuffalo
20h 32m
1 stop
YYZ1:26 pmToronto Pearson Intl
$500
American Airlines
Aug 22
YYZ11:01 amToronto Pearson Intl
10h 55m
1 stop
BUF9:56 pmBuffalo
Aug 29
BUF4:54 pmBuffalo
20h 32m
1 stop
YYZ1:26 pmToronto Pearson Intl
$501

Delta flights from Region of Ontario to Buffalo

Our best Delta deals on Region of Ontario to Buffalo flight tickets
Delta
Sep 15
YYZ6:00 amToronto Pearson Intl
16h 57m
1 stop
BUF10:57 pmBuffalo
Sep 19
BUF6:00 amBuffalo
12h 09m
1 stop
YYZ6:09 pmToronto Pearson Intl
$462
Delta
Sep 15
YYZ7:55 amToronto Pearson Intl
15h 02m
1 stop
BUF10:57 pmBuffalo
Sep 19
BUF7:00 amBuffalo
16h 12m
1 stop
YYZ11:12 pmToronto Pearson Intl
$463
Delta
Aug 18
YYZ6:00 amToronto Pearson Intl
17h 29m
1 stop
BUF11:29 pmBuffalo
Aug 25
BUF7:00 amBuffalo
16h 03m
2 stops
YYZ11:03 pmToronto Pearson Intl
$466

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 29, 2026.
Use the filters below to find and compare flights from Ontario to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 9/15

9:50 am-5:49 pm

1 stop7h 59m

Buffalo

Sat 9/19

1:16 pm-2:05 pm

2 stops24h 49m

$405

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 9/1

9:30 am-10:29 am

2 stops24h 59m

Buffalo

Tue 9/8

9:29 pm-4:45 pm

1 stop19h 16m

$445

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 9/15

6:00 am-10:57 pm

1 stop16h 57m

Buffalo

Sat 9/19

6:00 am-6:09 pm

1 stop12h 09m

$462

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 9/15

7:55 am-10:57 pm

1 stop15h 02m

Buffalo

Sat 9/19

7:00 am-11:12 pm

1 stop16h 12m

$463

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 8/18

6:00 am-11:29 pm

1 stop17h 29m

Buffalo

Tue 8/25

7:00 am-11:03 pm

2 stops16h 03m

$466
Quickest round-trip

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Fri 1/8

6:15 am-5:23 pm

1 stop11h 08m

Buffalo

Wed 1/27

11:20 am-10:51 pm

1 stop11h 31m

$471

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 8/18

9:45 am-12:40 am

2 stops14h 55m

Buffalo

Tue 8/25

7:00 am-11:03 pm

2 stops16h 03m

$478

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Wed 8/19

12:09 pm-9:40 am

2 stops21h 31m

Buffalo

Tue 8/25

7:00 am-11:03 pm

2 stops16h 03m

$488

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 8/18

6:00 am-1:47 pm

1 stop7h 47m

Buffalo

Tue 8/25

6:01 am-9:19 pm

1 stop15h 18m

$491

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Wed 8/19

2:15 pm-11:36 pm

1 stop9h 21m

Buffalo

Sat 8/22

4:54 pm-1:26 pm

1 stop20h 32m

$492

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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Cheap Region of Ontario to Buffalo flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Buffalo

Fastest flight time

4h 15m

Direct flights

None
The fastest flight from Region of Ontario to Buffalo takes 4h 15m
There are no direct flights from Region of Ontario to Buffalo. There are no popular flight routes from Region of Ontario to Buffalo.
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Frequently asked questions about flying from Ontario to Buffalo

  • When did momondo last update prices for flights from Ontario to Buffalo Airport?

    Prices for flights from Ontario to Buffalo Airport were last updated today.

  • How old do you have to be to fly from Ontario to Buffalo Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The required travel and health documents for your Buffalo Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Ontario to Buffalo

  • How do I get Price Alerts for flights from Region of Ontario to Buffalo?

    Price Alerts will notify you by email when the price for flights to Buffalo from Region of Ontario decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Region of Ontario to Buffalo with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Tonawanda
Williamsville
Orchard Park
Grand Island
Bowmansville
West Seneca
Lockport
East Aurora
Eden
Angola

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Buffalo?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Buffalo. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Buffalo with flexible booking policies on momondo?

Flights from Ontario to Buffalo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Buffalo?

momondo helps you find the best flight between Ontario and Buffalo by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Buffalo right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Buffalo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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