C$ 171+ Flights from Buffalo to Ontario | Cheapflights

Cheap flight deals from Buffalo to Ontario

Round-trip from	C$ 401
One-way from	C$ 171

15/5-22/5

15/5-22/5
2 total stops
28h 44m total
Buffalo to Ontario

20/6

20/6
1 total stop
13h 54m 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 17 April 2025.

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

1 stop12h 53mMultiple Airlines

Thu 22/54:00 p.m.YYZ - BUF

1 stop15h 51mMultiple Airlines

Deal found 17/4C$ 401

Mon 5/55:59 p.m.BUF - YUL

1 stop5h 29mDelta

Wed 14/56:05 a.m.YUL - BUF

1 stop4h 05mDelta

Deal found 16/4C$ 488

Thu 1/56:00 a.m.BUF - YUL

1 stop6h 00mUnited Airlines

Wed 7/51:15 p.m.YUL - BUF

1 stop8h 07mUnited Airlines

Deal found 17/4C$ 489

Mon 5/511:00 a.m.BUF - YUL

1 stop10h 29mAir Canada

Wed 14/59:15 a.m.YUL - BUF

2 stops7h 40mAir Canada

Deal found 16/4C$ 498

Wed 14/56:05 a.m.BUF - YYZ

1 stop11h 54mDelta

Wed 21/52:30 p.m.YYZ - BUF

1 stop8h 43mDelta

Deal found 16/4C$ 502

Fri 2/54:06 p.m.BUF - YUL

1 stop17h 44mAmerican Airlines

Sun 4/57:47 a.m.YUL - BUF

2 stops6h 57mAmerican Airlines

Deal found 16/4C$ 505

Mon 28/412:50 p.m.BUF - YUL

1 stop10h 38mMultiple Airlines

Mon 5/56:40 p.m.YUL - BUF

1 stop15h 32mMultiple Airlines

Deal found 16/4C$ 549

Tue 29/412:05 p.m.BUF - YUL

1 stop11h 54mWestJet

Wed 30/412:38 p.m.YUL - BUF

1 stop11h 19mWestJet

Deal found 16/4C$ 674

Mon 21/45:09 p.m.BUF - YOW

1 stop27h 03mMultiple Airlines

Sat 3/54:25 p.m.YOW - BUF

1 stop16h 36mMultiple Airlines

Deal found 16/4C$ 708

Sat 10/56:00 a.m.BUF - YYZ

1 stop8h 19mUnited Airlines

Mon 12/512:10 p.m.YYZ - BUF

1 stop11h 26mUnited Airlines

Deal found 15/4C$ 781

Tue 6/56:35 p.m.BUF - YTZ

1 stop19h 29mMultiple Airlines

Tue 13/55:55 p.m.YTZ - BUF

1 stop18h 03mMultiple Airlines

Deal found 15/4C$ 794

Sun 1/61:57 p.m.BUF - YOW

1 stop7h 38mAir Canada

Sun 8/66:40 a.m.YOW - BUF

1 stop6h 41mAir Canada

Deal found 17/4C$ 801

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 17 April 2025.

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

1 stop12h 53mMultiple Airlines

Thu 22/54:00 p.m.YYZ - BUF

1 stop15h 51mMultiple Airlines

Deal found 17/4C$ 401

Mon 5/55:45 a.m.BUF - YUL

1 stop4h 44mDelta

Wed 14/56:00 a.m.YUL - BUF

1 stop6h 10mDelta

Deal found 16/4C$ 488

Thu 1/56:00 a.m.BUF - YUL

1 stop6h 00mUnited Airlines

Wed 7/51:15 p.m.YUL - BUF

1 stop8h 07mUnited Airlines

Deal found 17/4C$ 489

Mon 5/511:00 a.m.BUF - YUL

1 stop10h 29mAir Canada

Wed 14/59:15 a.m.YUL - BUF

2 stops7h 40mAir Canada

Deal found 16/4C$ 498

Thu 1/56:12 a.m.BUF - YUL

1 stop9h 13mAmerican Airlines

Wed 7/54:00 p.m.YUL - BUF

1 stop6h 51mAmerican Airlines

Deal found 17/4C$ 505

Thu 1/56:00 a.m.BUF - YUL

2 stops7h 50mPorter Airlines

Wed 7/57:00 a.m.YUL - BUF

3 stops15h 46mPorter Airlines

Deal found 17/4C$ 657

Sat 14/612:49 p.m.BUF - YUL

1 stop3h 37mWestJet

Sun 15/612:47 p.m.YUL - BUF

1 stop6h 06mWestJet

Deal found 17/4C$ 725

Wed 14/56:05 a.m.BUF - YYZ

1 stop11h 54mDelta

Wed 21/52:30 p.m.YYZ - BUF

1 stop8h 43mDelta

Deal found 16/4C$ 502

Mon 28/412:50 p.m.BUF - YUL

1 stop10h 38mMultiple Airlines

Mon 5/56:15 a.m.YUL - BUF

1 stop10h 40mMultiple Airlines

Deal found 16/4C$ 552

Sat 10/56:00 a.m.BUF - YYZ

1 stop8h 19mUnited Airlines

Mon 12/512:10 p.m.YYZ - BUF

1 stop11h 26mUnited Airlines

Deal found 15/4C$ 781

Sun 1/61:57 p.m.BUF - YOW

1 stop7h 38mAir Canada

Sun 8/66:40 a.m.YOW - BUF

1 stop6h 41mAir Canada

Deal found 17/4C$ 801

Tue 6/56:35 p.m.BUF - YTZ

1 stop19h 29mMultiple Airlines

Tue 13/55:55 p.m.YTZ - BUF

1 stop18h 03mMultiple Airlines

Deal found 15/4C$ 794

Last-minute flights from Buffalo to Ontario
Discover last-minute flight deals from Buffalo to Ontario. Data last updated 17 April 2025 and is based on user searches.

Mon 21/45:09 p.m.BUF - YOW

1 stop27h 03mMultiple Airlines

Sat 3/54:25 p.m.YOW - BUF

1 stop16h 36mMultiple Airlines

Deal found 16/4C$ 708

Sat 26/412:07 p.m.BUF - YUL

1 stop11h 52mWestJet

Sun 27/47:10 a.m.YUL - BUF

1 stop10h 04mWestJet

Deal found 17/4C$ 703

Sat 26/46:00 a.m.BUF - YYZ

1 stop7h 47mMultiple Airlines

Sat 26/44:00 p.m.YYZ - BUF

1 stop7h 55mMultiple Airlines

Deal found 17/4C$ 1,037

Mon 28/412:50 p.m.BUF - YUL

1 stop10h 38mMultiple Airlines

Mon 5/56:15 a.m.YUL - BUF

1 stop10h 40mMultiple Airlines

Deal found 16/4C$ 552

Thu 1/56:00 a.m.BUF - YUL

1 stop6h 00mUnited Airlines

Wed 7/51:15 p.m.YUL - BUF

1 stop8h 07mUnited Airlines

Deal found 17/4C$ 489

Thu 1/56:12 a.m.BUF - YUL

1 stop9h 13mAmerican Airlines

Wed 7/54:00 p.m.YUL - BUF

1 stop6h 51mAmerican Airlines

Deal found 17/4C$ 505

Thu 1/56:00 a.m.BUF - YUL

2 stops7h 50mPorter Airlines

Wed 7/57:00 a.m.YUL - BUF

3 stops15h 46mPorter Airlines

Deal found 17/4C$ 657

Mon 5/55:45 a.m.BUF - YUL

1 stop4h 44mDelta

Wed 14/56:00 a.m.YUL - BUF

1 stop6h 10mDelta

Deal found 16/4C$ 488

Mon 5/511:00 a.m.BUF - YUL

1 stop10h 29mAir Canada

Wed 14/59:15 a.m.YUL - BUF

2 stops7h 40mAir Canada

Deal found 16/4C$ 498

Tue 6/512:44 p.m.BUF - YTZ

1 stop22h 50mMultiple Airlines

Thu 8/55:55 p.m.YTZ - BUF

1 stop15h 41mMultiple Airlines

Deal found 16/4C$ 794

Sat 10/56:00 a.m.BUF - YYZ

1 stop8h 19mUnited Airlines

Mon 12/512:10 p.m.YYZ - BUF

1 stop11h 26mUnited Airlines

Deal found 15/4C$ 781

Wed 14/56:05 a.m.BUF - YYZ

1 stop11h 54mDelta

Wed 21/52:30 p.m.YYZ - BUF

1 stop8h 43mDelta

Deal found 16/4C$ 502

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 17 April 2025.

Fri 20/68:50 a.m.BUF - YYZ

1 stop13h 54mMultiple Airlines

Deal found 16/4C$ 171

Wed 7/56:05 a.m.BUF - YUL

1 stop4h 00mDelta

Deal found 17/4C$ 205

Tue 27/56:05 a.m.BUF - YYZ

1 stop14h 39mDelta

Deal found 15/4C$ 212

Wed 7/55:30 a.m.BUF - YUL

2 stops11h 25mAmerican Airlines

Deal found 17/4C$ 220

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

1 stop14h 34mMultiple Airlines

Deal found 15/4C$ 365

Fri 23/512:05 p.m.BUF - YUL

1 stop11h 49mWestJet

Deal found 17/4C$ 374

Tue 20/57:55 p.m.BUF - YYZ

2 stops25h 22mUnited Airlines

Deal found 16/4C$ 387

Fri 9/56:45 a.m.BUF - YTZ

2 stops10h 05mAir Canada

Deal found 16/4C$ 399

Thu 3/710:50 a.m.BUF - YUL

2 stops10h 56mAir Canada

Deal found 17/4C$ 423

Fri 3/105:54 p.m.BUF - YYZ

1 stop6h 04mAir Canada

Deal found 16/4C$ 449

Fri 23/510:28 a.m.BUF - YUL

2 stops11h 38mUnited Airlines

Deal found 17/4C$ 720

Wed 7/52:50 p.m.BUF - YUL

3 stops33h 47mMultiple Airlines

Deal found 17/4C$ 1,704

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

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Thu 15/5

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

1 stop12h 53m

Toronto Pearson Intl

Thu 22/5

4:00 p.m.-7:51 a.m.

1 stop15h 51m

C$ 401

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 5/5

5:45 a.m.-10:29 a.m.

1 stop4h 44m

Montreal Pierre Elliott Trudeau Intl

Wed 14/5

6:00 a.m.-12:10 p.m.

1 stop6h 10m

C$ 488

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 1/5

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

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

1:15 p.m.-9:22 p.m.

1 stop8h 07m

C$ 489

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 5/5

11:00 a.m.-9:29 p.m.

1 stop10h 29m

Montreal Pierre Elliott Trudeau Intl

Wed 14/5

9:15 a.m.-4:55 p.m.

2 stops7h 40m

C$ 498

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Wed 14/5

6:05 a.m.-5:59 p.m.

1 stop11h 54m

Toronto Pearson Intl

Wed 21/5

2:30 p.m.-11:13 p.m.

1 stop8h 43m

C$ 502

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 1/5

6:12 a.m.-3:25 p.m.

1 stop9h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

4:00 p.m.-10:51 p.m.

1 stop6h 51m

C$ 505

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 28/4

12:50 p.m.-11:28 p.m.

1 stop10h 38m

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

6:15 a.m.-4:55 p.m.

1 stop10h 40m

C$ 552

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 1/5

6:00 a.m.-1:50 p.m.

2 stops7h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

7:00 a.m.-10:46 p.m.

3 stops15h 46m

C$ 657

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sat 14/6

12:49 p.m.-4:26 p.m.

1 stop3h 37m

Montreal Pierre Elliott Trudeau Intl

Sun 15/6

12:47 p.m.-6:53 p.m.

1 stop6h 06m

C$ 725

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Sat 10/5

6:00 a.m.-2:19 p.m.

1 stop8h 19m

Toronto Pearson Intl

Mon 12/5

12:10 p.m.-11:36 p.m.

1 stop11h 26m

C$ 781

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/4

Showing 1-10 of 27 results

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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 Porter Airlines, Delta and United 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.

Porter Airlines

8.0

Very good

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Porter Airlines

8.0

Very good

Porter Airlines

8.0

Very good

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

8.0

Very good

Porter Airlines

8.0

Very good

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

United Airlines

7.4

Good

Porter Airlines

8.0

Very good

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

American Airlines

7.2

Good

Porter Airlines

8.0

Very good

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

7.2

Good

Porter Airlines

8.0

Very good

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

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$ 205 on Delta. Other airlines that offer cheap prices include American Airlines from C$ 220 and WestJet from C$ 374 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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Newark to Edmonton flights

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Syracuse to Vancouver Intl flights

Newark to Winnipeg flights

Newark to St. John's flights

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Newark to Victoria flights

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LaGuardia to Victoria flights

Albany to Vancouver Intl flights

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Rochester to Vancouver Intl flights

Buffalo to Pearson Intl flights

Complete your trip

Region of Ontario car rentals

Toronto Pearson Intl Airport car rentals

Ottawa Airport 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.

Can Cheapflights notify me if prices for flights from Buffalo to Ontario become cheaper?

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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