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$159+ Cheap flights from Ontario to Buffalo (BUF)

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BUF
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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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 April 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$290
(Kiwi.com)

One-way from

$159
(Kiwi.com)
Provider with most accurate pricing for Toronto (YTO)-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Buffalo flights.
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From Ontario to Buffalo
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One-way flight from Ontario to Buffalo
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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 April 22, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/124:00 pmYYZ - BUF
1 stop15h 50mMultiple Airlines
Mon 6/168:50 amBUF - YYZ
1 stop13h 54mMultiple Airlines
Deal found 4/21$290
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/96:04 amYYZ - BUF
1 stop9h 07mDelta
Mon 6/166:04 amBUF - YYZ
1 stop11h 55mDelta
Deal found 4/21$322
This American Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/107:15 amYYZ - BUF
1 stop14h 48mAmerican Airlines
Wed 6/185:31 amBUF - YYZ
1 stop11h 03mAmerican Airlines
Deal found 4/21$408
This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:15 amYYZ - BUF
1 stop17h 21mUnited Airlines
Mon 5/196:00 amBUF - YYZ
2 stops15h 17mUnited Airlines
Deal found 4/21$503
This Air Canada deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/158:15 amYYZ - BUF
1 stop5h 06mAir Canada
Sun 6/227:00 amBUF - YYZ
1 stop5h 44mAir Canada
Deal found 4/21$557
This Netflights deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1510:25 amYTZ - BUF
2 stops10h 36mAir Canada
Sun 6/227:00 amBUF - YTZ
2 stops11h 36mAir Canada
Deal found 4/21$583
This Expedia deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1911:15 pmYYZ - BUF
2 stops18h 15mWestJet
Mon 5/2612:05 pmBUF - YYZ
2 stops20h 06mWestJet
Deal found 4/21$1,058
This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1710:25 amYTZ - BUF
2 stops8h 26mMultiple Airlines
Mon 5/196:00 amBUF - YTZ
2 stops12h 37mMultiple Airlines
Deal found 4/21$1,295

Cheapflights Fare Finder

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 2,558,603 searches. Data last updated April 22, 2025.
Use the filters below to find and compare flights from Ontario to Buffalo that are best for you.

Fly from

Ontario

Fly to

Buffalo

Route

Depart

Return

Price

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Thu 6/12

4:00 pm-7:50 am

1 stop15h 50m

Buffalo

Mon 6/16

8:50 am-10:44 pm

1 stop13h 54m

$290

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Mon 6/9

6:04 am-7:18 pm

1 stop13h 14m

Buffalo

Fri 6/13

11:30 am-11:09 pm

1 stop11h 39m

$322

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Tue 6/10

7:15 am-10:03 pm

1 stop14h 48m

Buffalo

Wed 6/18

5:31 am-4:34 pm

1 stop11h 03m

$408

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Sat 5/17

6:15 am-11:36 pm

1 stop17h 21m

Buffalo

Mon 5/19

6:00 am-9:17 pm

2 stops15h 17m

$503

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Sun 6/15

8:15 am-1:21 pm

1 stop5h 06m

Buffalo

Sun 6/22

7:00 am-12:44 pm

1 stop5h 44m

$557

TorontoBuffalo

YTZ - BUF

YTZBUF

Toronto Island

Sun 6/15

10:25 am-9:01 pm

2 stops10h 36m

Buffalo

Sun 6/22

7:00 am-6:36 pm

2 stops11h 36m

$583

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Mon 5/19

11:15 pm-5:30 pm

2 stops18h 15m

Buffalo

Mon 5/26

12:05 pm-8:11 am

2 stops20h 06m

$1,058

TorontoBuffalo

YTZ - BUF

YTZBUF

Toronto Island

Sat 5/17

10:25 am-6:51 pm

2 stops8h 26m

Buffalo

Mon 5/19

6:00 am-6:37 pm

2 stops12h 37m

$1,295

TorontoBuffalo

YYZ - BUF

YYZBUF

Toronto Pearson Intl

Fri 6/6

4:00 pm-11:19 am

1 stop19h 19m

$159

TorontoBuffalo

YTZ - BUF

YTZBUF

Toronto Island

Wed 4/30

1:05 pm-9:01 am

2 stops19h 56m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 14 results
1
2

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.

Cheapflights Insights

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

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 April 22, 2025.

When flying from Region of Ontario to Buffalo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 April 22, 2025.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

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
8,683 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

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
7,920 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

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
2,813 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

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
9,180 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

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 8.3 mi from the center of Buffalo.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $212. Users have also found prices from $280 and $372 on United Airlines and Air Canada, respectively.

  • 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.

  • What is the cheapest month to book a flight from Region of Ontario to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Buffalo (average of $256). Flying from Region of Ontario to Buffalo in December is currently the most expensive (average of $337). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
West Seneca
Williamsville
Amherst
Batavia
Orchard Park
Cheektowaga

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