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Cheap flights from Ontario to Buffalo from C$ 243

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BUF
26 Jan — 2 Feb1
1 adult

Cheap flight deals from Ontario to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.

Round-trip from

C$ 407

One-way from

C$ 249
British Airways
  • British Airways
  • 6/2-12/2
  • 3 total stops
  • 13h 41m total
  • Ontario to Buffalo
Search Deals
Delta
  • Delta
  • 20/2
  • 1 total stop
  • 5h 29m total
  • Ontario to Buffalo
Search Deals

Find flight deals from Ontario to Buffalo

Cheapest flights from Ontario to Buffalo
Explore the most affordable flight options available from Ontario to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.

Thu 6/212:55 p.m.YUL - BUF
2 stops9h 54mBritish Airways
Wed 12/26:23 a.m.BUF - YUL
1 stop3h 47mBritish Airways
Deal found 21/1C$ 407
Thu 6/210:54 a.m.YUL - BUF
1 stop11h 55mAmerican Airlines
Wed 12/26:23 a.m.BUF - YUL
1 stop3h 47mAmerican Airlines
Deal found 21/1C$ 409
Mon 3/25:15 p.m.YUL - BUF
1 stop5h 29mDelta
Sun 9/25:49 p.m.BUF - YUL
1 stop5h 33mDelta
Deal found 20/1C$ 414
Tue 4/36:30 p.m.YUL - BUF
1 stop5h 11mUnited Airlines
Tue 11/36:00 a.m.BUF - YUL
1 stop5h 59mUnited Airlines
Deal found 19/1C$ 425
Mon 3/26:00 a.m.YUL - BUF
2 stops10h 53mAir Canada
Sun 9/27:00 a.m.BUF - YUL
2 stops11h 40mAir Canada
Deal found 20/1C$ 458
Sun 16/27:00 a.m.YUL - BUF
1 stop28h 18mWestJet
Sun 2/36:00 a.m.BUF - YUL
1 stop17h 52mWestJet
Deal found 20/1C$ 473
Tue 11/38:15 p.m.YYZ - BUF
1 stop14h 09mMultiple Airlines
Tue 1/411:24 a.m.BUF - YYZ
1 stop8h 06mMultiple Airlines
Deal found 19/1C$ 507
Mon 17/27:55 a.m.YYZ - BUF
1 stop14h 49mDelta
Mon 24/22:25 p.m.BUF - YYZ
1 stop9h 14mDelta
Deal found 20/1C$ 509
Tue 4/210:05 a.m.YYZ - BUF
1 stop7h 28mKLM
Tue 11/26:00 a.m.BUF - YYZ
1 stop10h 08mKLM
Deal found 19/1C$ 576
Mon 24/33:50 p.m.YYZ - BUF
1 stop23h 37mAmerican Airlines
Fri 18/43:01 p.m.BUF - YYZ
1 stop25h 34mAmerican Airlines
Deal found 21/1C$ 623
Tue 4/23:45 p.m.YYZ - BUF
1 stop7h 04mBritish Airways
Tue 11/25:21 a.m.BUF - YYZ
2 stops10h 09mBritish Airways
Deal found 19/1C$ 658
Thu 6/31:10 p.m.YUL - BUF
1 stop7h 59mMultiple Airlines
Sat 8/36:00 a.m.BUF - YUL
1 stop11h 17mMultiple Airlines
Deal found 21/1C$ 692

Find flights from Ontario to Buffalo within your budget

Customize your flight search to find flights from 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, Cheapflights users made 629,999 searches. Data last updated 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Thu 6/2

12:55 p.m.-10:49 p.m.

2 stops9h 54m

Buffalo

Wed 12/2

6:23 a.m.-10:10 a.m.

1 stop3h 47m

C$ 407

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Thu 6/2

10:54 a.m.-10:49 p.m.

1 stop11h 55m

Buffalo

Wed 12/2

6:23 a.m.-10:10 a.m.

1 stop3h 47m

C$ 409

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Mon 3/2

5:15 p.m.-10:44 p.m.

1 stop5h 29m

Buffalo

Sun 9/2

5:49 p.m.-11:22 p.m.

1 stop5h 33m

C$ 414

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Tue 4/3

6:30 p.m.-11:41 p.m.

1 stop5h 11m

Buffalo

Tue 11/3

6:00 a.m.-11:59 a.m.

1 stop5h 59m

C$ 425

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Mon 3/2

6:00 a.m.-4:53 p.m.

2 stops10h 53m

Buffalo

Sun 9/2

7:00 a.m.-6:40 p.m.

2 stops11h 40m

C$ 458

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sun 16/2

7:00 a.m.-11:18 a.m.

1 stop28h 18m

Buffalo

Sun 2/3

6:00 a.m.-11:52 p.m.

1 stop17h 52m

C$ 473

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 11/3

8:15 p.m.-10:24 a.m.

1 stop14h 09m

Buffalo

Tue 1/4

11:24 a.m.-7:30 p.m.

1 stop8h 06m

C$ 507

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Mon 17/2

7:55 a.m.-10:44 p.m.

1 stop14h 49m

Buffalo

Mon 24/2

2:25 p.m.-11:39 p.m.

1 stop9h 14m

C$ 509

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 4/2

10:05 a.m.-5:33 p.m.

1 stop7h 28m

Buffalo

Tue 11/2

6:00 a.m.-4:08 p.m.

1 stop10h 08m

C$ 576

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 4/2

3:45 p.m.-10:49 p.m.

1 stop7h 04m

Buffalo

Tue 11/2

5:21 a.m.-3:30 p.m.

2 stops10h 09m

C$ 658

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/1

Showing 1-10 of 26 results
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Best time to book a flight from Ontario to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Ontario 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.

Travel insights for flights from Ontario to Buffalo

Get recent, data-driven insights about flights from Ontario to Buffalo including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from ON to BUF?

Find hourly flight availability from Ontario to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Buffalo as you normally would.

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 64.0 - 102.0 mm per month. November is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Buffalo when rainfall is around 64.0 mm.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, 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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated 21 January 2025.
Peruse reviews from past customers who have flown with United Airlines, WestJet and Delta from Ontario to Buffalo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

WestJet
7.2
Good
2,829 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Ontario to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Buffalo from Ontario?

    If you book a flight to Buffalo from Ontario, you will be flying to Buffalo, which is the city’s only airport. Buffalo (BUF) is located 13.4 km from the centre of Buffalo.

  • What are the cheapest airlines to fly from Region of Ontario to Buffalo one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as C$ 249. However, be on the lookout for offers from American Airlines and WestJet, as they are both options that can get you from Region of Ontario to Buffalo for a low price.

  • What are the most popular routes from Region of Ontario to Buffalo?

    The most popular flight routes from Region of Ontario to Buffalo are Montreal Pierre Elliott Trudeau Intl - Buffalo, Toronto Pearson Intl - Buffalo and Toronto Island - Buffalo.

  • Can I find deals for flights from Ontario to Buffalo that include hotel bookings?

    Yes. In addition to deals on Ontario to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Buffalo.

  • Can I find deals for business class flights from Ontario to Buffalo?

    Yes. Cheapflights offers flight deals from Ontario to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Cheektowaga
Williamsville
Amherst
Tonawanda
Batavia

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Alternative routes for Ontario to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Newark flights
Pearson Intl to John F Kennedy Intl flights
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Pearson Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to Newark flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Vancouver Intl to John F Kennedy Intl flights
Vancouver Intl to Newark flights
Vancouver Intl to LaGuardia flights
Ottawa to Newark flights
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Toronto Island to John F Kennedy Intl flights
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Ottawa to John F Kennedy Intl flights
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Edmonton to John F Kennedy Intl flights
Edmonton to Newark flights
Region of Waterloo Intl to Newark flights
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Winnipeg to Newark flights
Winnipeg to LaGuardia flights
Hamilton to John F Kennedy Intl flights
Abbotsford to Newark flights
Abbotsford to LaGuardia flights
Pearson Intl to White Plains flights
Saskatoon to Newark flights
Victoria to Newark flights
St. John's to Newark flights
Victoria to John F Kennedy Intl flights
Saskatoon to LaGuardia flights
Saskatoon to John F Kennedy Intl flights
Moncton to Newark flights
Pierre Elliott Trudeau Intl to White Plains flights
St. John's to LaGuardia flights
Moncton to John F Kennedy Intl flights
Victoria to LaGuardia flights
Pierre Elliott Trudeau Intl to Buffalo flights
Pearson Intl to Buffalo flights
St. John's to John F Kennedy Intl flights

Top airline flying from Ontario to Buffalo

Discover the top airline that operate flights from Ontario to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 765AverageC$ 997FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Ontario to Buffalo via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Ontario to Buffalo by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Buffalo, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Buffalo from Ontario today and book when prices fit your budget.

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