C$ 197+ Flights from Buffalo to Ontario | Cheapflights

Cheap flight deals from Buffalo to Ontario

Round-trip from	C$ 503
One-way from	C$ 197

28/5-1/6

28/5-1/6
3 total stops
30h 40m total
Buffalo to Ontario

16/6

16/6
1 total stop
8h 16m total
Buffalo to Ontario

Find flight deals from Buffalo to Ontario

Cheapest flights from Buffalo to Ontario
Explore the most affordable flight options available from Buffalo to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Wed 28/512:05 p.m.BUF - YUL

1 stop5h 35mMultiple Airlines

Sun 1/66:45 a.m.YUL - BUF

2 stops25h 05mMultiple Airlines

Deal found 27/4C$ 503

Wed 28/56:05 a.m.BUF - YUL

1 stop4h 00mDelta

Wed 4/65:05 p.m.YUL - BUF

1 stop5h 41mDelta

Deal found 28/4C$ 506

Wed 28/57:00 a.m.BUF - YUL

2 stops12h 26mAir Canada

Sun 1/66:15 a.m.YUL - BUF

1 stop14h 46mAir Canada

Deal found 28/4C$ 513

Wed 28/55:30 a.m.BUF - YUL

2 stops11h 25mAmerican Airlines

Wed 4/67:47 a.m.YUL - BUF

1 stop15h 04mAmerican Airlines

Deal found 28/4C$ 520

Thu 12/67:39 p.m.BUF - YUL

2 stops28h 58mWestJet

Thu 19/66:45 p.m.YUL - BUF

1 stop29h 06mWestJet

Deal found 28/4C$ 644

Thu 15/59:51 a.m.BUF - YYZ

1 stop12h 53mMultiple Airlines

Sat 17/59:50 a.m.YYZ - BUF

1 stop23h 11mMultiple Airlines

Deal found 28/4C$ 672

Tue 3/67:55 p.m.BUF - YUL

2 stops14h 21mUnited Airlines

Sat 7/66:35 a.m.YUL - BUF

2 stops17h 11mUnited Airlines

Deal found 28/4C$ 701

Thu 15/56:00 a.m.BUF - YYZ

1 stop7h 47mLufthansa

Tue 20/54:00 p.m.YYZ - BUF

1 stop7h 57mLufthansa

Deal found 28/4C$ 714

Wed 18/67:55 p.m.BUF - YYZ

2 stops16h 18mUnited Airlines

Sat 28/68:10 a.m.YYZ - BUF

1 stop15h 34mUnited Airlines

Deal found 28/4C$ 780

Thu 15/55:17 a.m.BUF - YYZ

2 stops6h 53mBritish Airways

Tue 20/53:15 p.m.YYZ - BUF

1 stop7h 30mBritish Airways

Deal found 28/4C$ 802

Tue 27/56:10 a.m.BUF - YTZ

1 stop5h 24mMultiple Airlines

Tue 3/61:25 p.m.YTZ - BUF

1 stop20h 11mMultiple Airlines

Deal found 28/4C$ 848

Tue 17/612:10 p.m.BUF - YYZ

2 stops20h 01mWestJet

Thu 19/611:15 p.m.YYZ - BUF

2 stops16h 49mWestJet

Deal found 28/4C$ 1,824

Best flights from Buffalo to Ontario
Discover carefully curated flight deals from Buffalo to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 April 2025.

Wed 28/512:05 p.m.BUF - YUL

1 stop5h 35mMultiple Airlines

Sun 1/66:45 a.m.YUL - BUF

2 stops25h 05mMultiple Airlines

Deal found 27/4C$ 503

Wed 28/58:30 a.m.BUF - YUL

1 stop4h 39mUnited Airlines

Sun 1/66:15 a.m.YUL - BUF

1 stop14h 46mUnited Airlines

Deal found 27/4C$ 506

Wed 28/57:00 a.m.BUF - YUL

2 stops12h 26mAir Canada

Sun 1/66:15 a.m.YUL - BUF

1 stop14h 46mAir Canada

Deal found 28/4C$ 513

Wed 28/55:30 a.m.BUF - YUL

2 stops11h 25mAmerican Airlines

Wed 4/67:47 a.m.YUL - BUF

1 stop15h 04mAmerican Airlines

Deal found 28/4C$ 520

Thu 12/67:39 p.m.BUF - YUL

2 stops28h 58mWestJet

Thu 19/66:45 p.m.YUL - BUF

1 stop29h 06mWestJet

Deal found 28/4C$ 644

Thu 15/56:00 a.m.BUF - YYZ

1 stop7h 47mLufthansa

Tue 20/54:00 p.m.YYZ - BUF

1 stop7h 57mLufthansa

Deal found 28/4C$ 714

Tue 21/101:59 p.m.BUF - YUL

1 stop7h 27mDelta

Tue 28/106:00 a.m.YUL - BUF

1 stop8h 59mDelta

Deal found 28/4C$ 729

Thu 15/55:17 a.m.BUF - YYZ

2 stops6h 53mBritish Airways

Tue 20/53:15 p.m.YYZ - BUF

1 stop7h 30mBritish Airways

Deal found 28/4C$ 802

Thu 15/59:51 a.m.BUF - YYZ

1 stop12h 53mMultiple Airlines

Sat 17/59:50 a.m.YYZ - BUF

1 stop23h 11mMultiple Airlines

Deal found 28/4C$ 672

Wed 18/67:55 p.m.BUF - YYZ

2 stops16h 18mUnited Airlines

Sat 28/68:10 a.m.YYZ - BUF

1 stop15h 34mUnited Airlines

Deal found 28/4C$ 780

Tue 27/56:10 a.m.BUF - YTZ

1 stop5h 24mMultiple Airlines

Tue 3/61:25 p.m.YTZ - BUF

1 stop20h 11mMultiple Airlines

Deal found 28/4C$ 848

Tue 17/612:10 p.m.BUF - YYZ

2 stops20h 01mWestJet

Thu 19/611:15 p.m.YYZ - BUF

2 stops16h 49mWestJet

Deal found 28/4C$ 1,824

Last-minute flights from Buffalo to Ontario
Discover last-minute flight deals from Buffalo to Ontario. Data last updated 29 April 2025 and is based on user searches.

Mon 5/512:50 p.m.BUF - YUL

1 stop10h 38mMultiple Airlines

Wed 14/59:45 a.m.YUL - BUF

1 stop7h 10mMultiple Airlines

Deal found 28/4C$ 572

Mon 5/56:45 a.m.BUF - YUL

1 stop5h 10mAir Canada

Wed 14/511:15 a.m.YUL - BUF

2 stops10h 07mAir Canada

Deal found 28/4C$ 624

Tue 6/512:05 p.m.BUF - YUL

1 stop23h 34mWestJet

Sat 10/57:00 a.m.YUL - BUF

1 stop16h 53mWestJet

Deal found 28/4C$ 726

Thu 15/59:51 a.m.BUF - YYZ

1 stop12h 53mMultiple Airlines

Sat 17/59:50 a.m.YYZ - BUF

1 stop23h 11mMultiple Airlines

Deal found 28/4C$ 672

Thu 15/56:00 a.m.BUF - YYZ

1 stop7h 47mLufthansa

Tue 20/54:00 p.m.YYZ - BUF

1 stop7h 57mLufthansa

Deal found 28/4C$ 714

Thu 15/55:17 a.m.BUF - YYZ

2 stops6h 53mBritish Airways

Tue 20/53:15 p.m.YYZ - BUF

1 stop7h 30mBritish Airways

Deal found 28/4C$ 802

Tue 27/510:28 a.m.BUF - YYZ

1 stop8h 37mUnited Airlines

Tue 3/612:10 p.m.YYZ - BUF

1 stop11h 34mUnited Airlines

Deal found 28/4C$ 787

Tue 27/56:10 a.m.BUF - YTZ

1 stop5h 24mMultiple Airlines

Tue 3/61:25 p.m.YTZ - BUF

1 stop20h 11mMultiple Airlines

Deal found 28/4C$ 848

Wed 28/512:05 p.m.BUF - YUL

1 stop5h 35mMultiple Airlines

Sun 1/66:45 a.m.YUL - BUF

2 stops25h 05mMultiple Airlines

Deal found 27/4C$ 503

Wed 28/56:05 a.m.BUF - YUL

1 stop4h 00mDelta

Wed 4/65:05 p.m.YUL - BUF

1 stop5h 41mDelta

Deal found 28/4C$ 506

Wed 28/57:00 a.m.BUF - YUL

2 stops12h 26mAir Canada

Sun 1/66:15 a.m.YUL - BUF

1 stop14h 46mAir Canada

Deal found 28/4C$ 513

Wed 28/55:30 a.m.BUF - YUL

2 stops11h 25mAmerican Airlines

Wed 4/67:47 a.m.YUL - BUF

1 stop15h 04mAmerican Airlines

Deal found 28/4C$ 520

One-way flights from Buffalo to Ontario
Search for one-way flight options from Buffalo to Ontario. Find affordable one-way fares based on user searches. Data last updated 29 April 2025.

Mon 16/68:50 a.m.BUF - YOW

1 stop8h 16mMultiple Airlines

Deal found 27/4C$ 197

Tue 20/56:05 a.m.BUF - YUL

1 stop4h 00mDelta

Deal found 28/4C$ 255

Sun 11/56:00 a.m.BUF - YYZ

1 stop7h 47mMultiple Airlines

Deal found 27/4C$ 292

Thu 12/67:39 p.m.BUF - YUL

1 stop27h 39mWestJet

Deal found 27/4C$ 309

Tue 20/55:30 a.m.BUF - YUL

2 stops11h 25mAmerican Airlines

Deal found 28/4C$ 322

Sat 14/67:55 p.m.BUF - YOW

1 stop14h 03mUnited Airlines

Deal found 27/4C$ 484

Thu 12/67:00 a.m.BUF - YOW

1 stop7h 04mAir Canada

Deal found 27/4C$ 498

Thu 12/67:00 a.m.BUF - YQT

2 stops15h 49mUnited Airlines

Deal found 27/4C$ 513

Sun 10/86:00 a.m.BUF - YYZ

2 stops11h 03mUnited Airlines

Deal found 28/4C$ 633

Sun 10/88:30 a.m.BUF - YTZ

1 stop12h 14mMultiple Airlines

Deal found 28/4C$ 653

Thu 12/610:28 a.m.BUF - YUL

2 stops6h 32mUnited Airlines

Deal found 28/4C$ 827

Thu 12/611:47 a.m.BUF - YUL

3 stops26h 26mMultiple Airlines

Deal found 28/4C$ 1,803

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buffalo to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 28/5

12:05 p.m.-5:40 p.m.

1 stop5h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 1/6

6:45 a.m.-7:50 a.m.

2 stops25h 05m

C$ 503

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 28/5

6:05 a.m.-10:05 a.m.

1 stop4h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 4/6

5:05 p.m.-10:46 p.m.

1 stop5h 41m

C$ 506

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 28/5

7:00 a.m.-7:26 p.m.

2 stops12h 26m

Montreal Pierre Elliott Trudeau Intl

Sun 1/6

6:15 a.m.-9:01 p.m.

1 stop14h 46m

C$ 513

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 28/5

5:30 a.m.-4:55 p.m.

2 stops11h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 4/6

7:47 a.m.-10:51 p.m.

1 stop15h 04m

C$ 520

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 12/6

7:39 p.m.-12:37 a.m.

2 stops28h 58m

Montreal Pierre Elliott Trudeau Intl

Thu 19/6

6:45 p.m.-11:51 p.m.

1 stop29h 06m

C$ 644

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Thu 15/5

9:51 a.m.-10:44 p.m.

1 stop12h 53m

Toronto Pearson Intl

Sat 17/5

9:50 a.m.-9:01 a.m.

1 stop23h 11m

C$ 672

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Tue 3/6

7:55 p.m.-10:16 a.m.

2 stops14h 21m

Montreal Pierre Elliott Trudeau Intl

Sat 7/6

6:35 a.m.-11:46 p.m.

2 stops17h 11m

C$ 701

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Thu 15/5

6:00 a.m.-1:47 p.m.

1 stop7h 47m

Toronto Pearson Intl

Tue 20/5

4:00 p.m.-11:57 p.m.

1 stop7h 57m

C$ 714

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Wed 18/6

7:55 p.m.-12:13 p.m.

2 stops16h 18m

Toronto Pearson Intl

Sat 28/6

8:10 a.m.-11:44 p.m.

1 stop15h 34m

C$ 780

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Thu 15/5

5:17 a.m.-12:10 p.m.

2 stops6h 53m

Toronto Pearson Intl

Tue 20/5

3:15 p.m.-10:45 p.m.

1 stop7h 30m

C$ 802

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 24 results

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2

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Best time to book a flight from Buffalo to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Buffalo with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

Rainfall in Ontario by month

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Buffalo to Ontario. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

8.0

Very good

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

8.0

Very good

8.0

Very good

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

United Airlines

7.4

Good

8.0

Very good

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

American Airlines

7.2

Good

8.0

Very good

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

7.2

Good

8.0

Very good

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

7.0

Good

8.0

Very good

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

What airport do you fly from for flights from Buffalo to Ontario?
For a flight from Buffalo to Ontario, you will be flying from Buffalo. Buffalo (BUF) is just 13.4 km from the centre of the city.
What are the cheapest airlines to fly from Buffalo to Region of Ontario one-way?
One-way options have recently been found by users for as low as C$ 255 on Delta. Other airlines that offer cheap prices include WestJet from C$ 309 and American Airlines from C$ 322 one-way.
What are the most popular routes from Buffalo to Region of Ontario?
Most travellers choose Buffalo - Montreal Pierre Elliott Trudeau Intl, Buffalo - Toronto Pearson Intl or Buffalo - Toronto Island when deciding on the best route from Buffalo to Region of Ontario.
Can I find deals for flights from Buffalo to Ontario that include hotel bookings?
Yes. In addition to deals on Buffalo to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Buffalo to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Ontario.
Can I find deals for business class flights from Buffalo to Ontario?
Yes. Cheapflights offers flight deals from Buffalo to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Buffalo to Region of Ontario?
Currently, January is the cheapest month in which you can book a flight from Buffalo to Region of Ontario (average of C$ 167). Flying from Buffalo to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Buffalo to Ontario

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Complete your trip

Region of Ontario car rentals

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Direct flights to Canada

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How does Cheapflights help users find flights from Buffalo to Ontario?

Deals for Buffalo to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Ontario?

Cheapflights helps you find that perfect flight to Ontario from Buffalo by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Buffalo to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Buffalo shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, Cheapflights offers price alerts on Buffalo to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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