What is the cheapest airline that flies from Ontario to Buffalo?

Delta and United Airlines are the most popular carriers operating 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?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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.

C$ 222 Cheap Flights from Ontario to Buffalo in 2025/26

1 adult

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Find the cheapest flights from Ontario to Buffalo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:25 a.m. - 11:47 p.m.

YTZ

BUF

14h 22m1 stop

7:00 a.m. - 7:50 p.m.

BUF

YTZ

12h 50m1 stop

C$ 409Multiple Airlines

Wed, 7 Jan - Sun, 25 Jan

7:45 a.m. - 11:47 p.m.

YTZ

BUF

16h 02m1 stop

7:00 a.m. - 10:03 p.m.

BUF

YTZ

15h 03m2 stops

C$ 412Multiple Airlines

Wed, 7 Jan - Sun, 25 Jan

6:06 a.m. - 2:10 p.m.

YYZ

BUF

8h 04m1 stop

6:00 a.m. - 7:08 p.m.

BUF

YYZ

13h 08m2 stops

C$ 429Delta

Wed, 21 Jan - Wed, 28 Jan

6:06 a.m. - 5:04 p.m.

YYZ

BUF

10h 58m1 stop

6:00 a.m. - 4:12 p.m.

BUF

YYZ

10h 12m1 stop

C$ 431Delta

Mon, 2 Feb - Thu, 5 Feb

7:15 a.m. - 11:47 p.m.

YYZ

BUF

16h 32m1 stop

7:00 a.m. - 7:35 p.m.

BUF

YYZ

12h 35m1 stop

C$ 440Multiple Airlines

Wed, 7 Jan - Sun, 25 Jan

10:15 a.m. - 10:39 p.m.

YYZ

BUF

12h 24m1 stop

2:58 p.m. - 10:51 p.m.

BUF

YYZ

7h 53m1 stop

C$ 451Delta

Mon, 23 Feb - Tue, 3 Mar

7:30 a.m. - 11:33 p.m.

YUL

BUF

16h 03m2 stops

5:12 a.m. - 10:59 p.m.

BUF

YUL

17h 47m2 stops

C$ 593American Airlines

Fri, 16 Jan - Mon, 19 Jan

8:00 p.m. - 2:14 p.m.

YUL

BUF

18h 14m2 stops

9:55 a.m. - 9:16 p.m.

BUF

YUL

11h 21m2 stops

C$ 655United Airlines

Wed, 7 Jan - Sat, 10 Jan

12:59 p.m. - 10:55 p.m.

YUL

BUF

9h 56m1 stop

6:00 a.m. - 3:20 p.m.

BUF

YUL

9h 20m1 stop

C$ 667American Airlines

Wed, 7 Jan - Sat, 10 Jan

7:00 p.m. - 2:14 p.m.

YUL

BUF

19h 14m1 stop

6:07 a.m. - 9:16 p.m.

BUF

YUL

15h 09m2 stops

C$ 670United Airlines

Sat, 7 Feb - Sat, 14 Feb

Delta flights from Region of Ontario to Buffalo

Our best Delta deals on Region of Ontario to Buffalo flight tickets

Delta

21 Jan

YYZ2:25 p.m.Toronto Pearson Intl

8h 27m

1 stop

BUF10:52 p.m.Buffalo

28 Jan

BUF2:56 p.m.Buffalo

7h 55m

1 stop

YYZ10:51 p.m.Toronto Pearson Intl

C$ 429

Find similar

Delta

2 Feb

YYZ2:25 p.m.Toronto Pearson Intl

8h 27m

1 stop

BUF10:52 p.m.Buffalo

5 Feb

BUF11:51 a.m.Buffalo

11h 05m

1 stop

YYZ10:56 p.m.Toronto Pearson Intl

C$ 431

Find similar

Delta

22 Jan

YUL9:34 a.m.Montreal Pierre Elliott Trudeau Intl

7h 30m

1 stop

BUF5:04 p.m.Buffalo

26 Jan

BUF10:37 a.m.Buffalo

8h 00m

1 stop

YUL6:37 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 459

Find similar

American Airlines flights from Region of Ontario to Buffalo

Our best American Airlines deals on Region of Ontario to Buffalo flight tickets

American Airlines

16 Jan

YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl

16h 03m

2 stops

BUF11:33 p.m.Buffalo

19 Jan

BUF5:12 a.m.Buffalo

17h 47m

2 stops

YUL10:59 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 593

Find similar

American Airlines

15 Feb

YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl

15h 57m

2 stops

BUF11:27 p.m.Buffalo

21 Feb

BUF5:39 a.m.Buffalo

17h 20m

2 stops

YUL10:59 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 602

Find similar

American Airlines

7 Jan

YUL12:59 p.m.Montreal Pierre Elliott Trudeau Intl

9h 56m

1 stop

BUF10:55 p.m.Buffalo

10 Jan

BUF6:00 a.m.Buffalo

9h 20m

1 stop

YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 667

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoBuffalo

YTZ - BUF

YTZBUF

Toronto Island

Wed 7/1

9:25 a.m.-11:47 p.m.

1 stop14h 22m

Buffalo

Sun 25/1

7:00 a.m.-7:50 p.m.

1 stop12h 50m

C$ 409

TorontoBuffalo

YTZ - BUF

YTZBUF

Toronto Island

Wed 7/1

7:45 a.m.-11:47 p.m.

1 stop16h 02m

Buffalo

Sun 25/1

7:00 a.m.-10:03 p.m.

2 stops15h 03m

C$ 412

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Wed 21/1

6:06 a.m.-2:10 p.m.

1 stop8h 04m

Buffalo

Wed 28/1

6:00 a.m.-7:08 p.m.

2 stops13h 08m

C$ 429

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Mon 2/2

6:06 a.m.-5:04 p.m.

1 stop10h 58m

Buffalo

Thu 5/2

6:00 a.m.-4:12 p.m.

1 stop10h 12m

C$ 431

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Wed 7/1

7:15 a.m.-11:47 p.m.

1 stop16h 32m

Buffalo

Sun 25/1

7:00 a.m.-7:35 p.m.

1 stop12h 35m

C$ 440

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Mon 23/2

10:15 a.m.-10:39 p.m.

1 stop12h 24m

Buffalo

Tue 3/3

2:58 p.m.-10:51 p.m.

1 stop7h 53m

C$ 451

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Fri 16/1

7:30 a.m.-11:33 p.m.

2 stops16h 03m

Buffalo

Mon 19/1

5:12 a.m.-10:59 p.m.

2 stops17h 47m

C$ 593

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Wed 7/1

8:00 p.m.-2:14 p.m.

2 stops18h 14m

Buffalo

Sat 10/1

9:55 a.m.-9:16 p.m.

2 stops11h 21m

C$ 655

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Wed 7/1

12:59 p.m.-10:55 p.m.

1 stop9h 56m

Buffalo

Sat 10/1

6:00 a.m.-3:20 p.m.

1 stop9h 20m

C$ 667

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

7:00 p.m.-2:14 p.m.

1 stop19h 14m

Buffalo

Sat 14/2

6:07 a.m.-9:16 p.m.

2 stops15h 09m

C$ 670

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Buffalo?

The cheapest day to depart from Region of Ontario to Buffalo is on a Wednesday. Travellers who choose to depart for Buffalo on a Wednesday will often find tickets for as low as C$ 742. Flights from Region of Ontario to Buffalo on a Thursday will generally be more expensive and average around C$ 968. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

Our data shows that the cheapest Region of Ontario to Buffalo flights are usually those with departure times in the afternoon. Our users have found flights to Buffalo in the afternoon for as low as C$ 830. In contrast, the most expensive time of day to depart to Buffalo is in the evening when prices are around C$ 971.

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.

Search flight deals

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?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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.

Amherst

Tonawanda

Orchard Park

East Aurora

Williamsville

Batavia

Cheektowaga

Grand Island

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?

Yes. momondo enables you to select and highlight flights to Buffalo from Ontario with this policy.

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

momondo provides multiple filters to help you find the best flight to Buffalo from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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.