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Cheap flights from Ontario to Buffalo from C$ 185

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BUF
25 Feb — 4 Mar1
1 adult

Cheap flight deals from Ontario to Buffalo

Keep the following information in mind while searching for Ontario to Buffalo flight deals. Data was last updated 20 February 2025.

Round-trip from

C$ 345

One-way from

C$ 185

Popular in

September

Cheapest in

March

Average price

C$ 896
19/3-26/3
  • 19/3-26/3
  • 2 total stops
  • 37h 34m total
  • Ontario to Buffalo
Search Deals
31/3
  • 31/3
  • 1 total stop
  • 15h 24m total
  • Ontario to Buffalo
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 202 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
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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 20 February 2025.

Wed 19/37:10 a.m.YYZ - BUF
1 stop11h 03mMultiple Airlines
Wed 26/311:24 a.m.BUF - YYZ
1 stop26h 31mMultiple Airlines
Deal found 18/2C$ 345
Wed 5/36:00 a.m.YUL - BUF
1 stop7h 16mAir Canada
Sat 5/45:51 p.m.BUF - YUL
2 stops8h 00mAir Canada
Deal found 19/2C$ 388
Mon 7/47:00 p.m.YUL - BUF
1 stop4h 44mUnited Airlines
Mon 14/46:00 a.m.BUF - YUL
1 stop5h 53mUnited Airlines
Deal found 20/2C$ 422
Tue 15/411:20 a.m.YUL - BUF
1 stop6h 40mDelta
Thu 17/410:32 a.m.BUF - YUL
1 stop5h 28mDelta
Deal found 20/2C$ 426
Mon 24/36:05 p.m.YYZ - BUF
1 stop21h 15mDelta
Wed 2/47:00 a.m.BUF - YYZ
1 stop10h 15mDelta
Deal found 20/2C$ 445
Fri 23/512:45 p.m.YUL - BUF
1 stop22h 31mWestJet
Mon 26/56:05 a.m.BUF - YUL
1 stop9h 57mWestJet
Deal found 20/2C$ 528
Tue 15/47:47 a.m.YUL - BUF
2 stops6h 57mAmerican Airlines
Thu 17/46:00 a.m.BUF - YUL
1 stop3h 50mAmerican Airlines
Deal found 20/2C$ 530
Sat 14/612:05 p.m.YYZ - BUF
2 stops11h 40mUnited Airlines
Sat 21/67:55 p.m.BUF - YYZ
2 stops25h 23mUnited Airlines
Deal found 19/2C$ 703
Wed 14/512:00 p.m.YYZ - BUF
1 stop4h 55mAir Canada
Sun 18/56:45 a.m.BUF - YYZ
1 stop6h 57mAir Canada
Deal found 19/2C$ 749
Thu 20/38:25 a.m.YTZ - BUF
2 stops12h 44mAir Canada
Thu 27/37:00 a.m.BUF - YTZ
2 stops12h 50mAir Canada
Deal found 20/2C$ 1,320
Sat 5/411:15 p.m.YYZ - BUF
2 stops18h 19mWestJet
Sat 12/412:00 p.m.BUF - YYZ
2 stops20h 21mWestJet
Deal found 18/2C$ 1,535

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 20 February 2025.

Fly from

Ontario

Fly to

Buffalo

Route

Depart

Return

Price

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Wed 5/3

6:00 a.m.-1:16 p.m.

1 stop7h 16m

Buffalo

Sat 5/4

5:51 p.m.-1:51 a.m.

2 stops8h 00m

C$ 388

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Mon 7/4

7:00 p.m.-11:44 p.m.

1 stop4h 44m

Buffalo

Mon 14/4

6:00 a.m.-11:53 a.m.

1 stop5h 53m

C$ 422

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Tue 15/4

11:20 a.m.-6:00 p.m.

1 stop6h 40m

Buffalo

Thu 17/4

10:32 a.m.-4:00 p.m.

1 stop5h 28m

C$ 426

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Mon 24/3

6:05 p.m.-3:20 p.m.

1 stop21h 15m

Buffalo

Wed 2/4

7:00 a.m.-5:15 p.m.

1 stop10h 15m

C$ 445

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Fri 23/5

12:45 p.m.-11:16 a.m.

1 stop22h 31m

Buffalo

Mon 26/5

6:05 a.m.-4:02 p.m.

1 stop9h 57m

C$ 528

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Tue 15/4

7:47 a.m.-2:44 p.m.

2 stops6h 57m

Buffalo

Thu 17/4

6:00 a.m.-9:50 a.m.

1 stop3h 50m

C$ 530

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Sat 22/3

7:10 a.m.-7:04 p.m.

2 stops11h 54m

Buffalo

Tue 25/3

11:24 a.m.-11:44 p.m.

1 stop12h 20m

C$ 601

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Sun 16/3

8:10 a.m.-9:52 a.m.

1 stop25h 42m

Buffalo

Sun 23/3

7:40 p.m.-4:16 p.m.

1 stop20h 36m

C$ 720

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Thu 20/3

8:00 a.m.-1:15 p.m.

1 stop5h 15m

Buffalo

Thu 27/3

2:00 p.m.-7:45 p.m.

1 stop5h 45m

C$ 830

TorontoBuffalo

YTZ - BUF

YTZBUF

Toronto Island

Thu 20/3

8:25 a.m.-9:09 p.m.

2 stops12h 44m

Buffalo

Thu 27/3

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

2 stops12h 50m

C$ 1,320

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Showing 1-10 of 21 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 20 February 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 20 February 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines 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
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Lucy,Nov 2023

ATL - JFK

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

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Lucy,Nov 2023

ATL - JFK

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

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Lucy,Nov 2023

ATL - JFK

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

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Lucy,Nov 2023

ATL - JFK

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

WestJet
7.2
Good
2,801 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Lucy,Nov 2023

ATL - JFK

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

Air Canada
7.0
Good
8,748 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Lucy,Nov 2023

ATL - JFK

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 United Airlines, with whom users have recently found tickets for as low as C$ 254. However, be on the lookout for offers from Delta 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 Toronto Pearson Intl - Buffalo, Montreal Pierre Elliott Trudeau 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
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Abbotsford to Newark flights
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Saskatoon to Newark flights
Kelowna to LaGuardia flights
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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 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 755AverageC$ 938FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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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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