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$126+ Cheap flights from Buffalo (BUF) to Ontario

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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YYZ
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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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 October 31, 2024.

This American Airlines deal was found by Cheapflights users on 10/31. 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.
Fri 12/66:00 amBUF - YUL
1 stop9h 25mAmerican Airlines
Mon 12/97:30 amYUL - BUF
1 stop15h 12mAmerican Airlines
Deal found 10/31$311
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 11/136:00 amBUF - YUL
1 stop5h 59mUnited Airlines
Wed 11/201:10 pmYUL - BUF
1 stop7h 37mUnited Airlines
Deal found 10/30$315
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Fri 12/1310:30 amBUF - YYZ
1 stop13h 55mMultiple Airlines
Thu 1/98:00 pmYYZ - BUF
1 stop12h 16mMultiple Airlines
Deal found 10/30$327
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1312:07 pmBUF - YUL
1 stop11h 48mWestJet
Mon 12/166:09 pmYUL - BUF
1 stop16h 53mWestJet
Deal found 10/30$346
This deal was found by Cheapflights users on 10/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/56:05 amBUF - YYZ
1 stop14h 42mDelta
Wed 12/1110:21 amYYZ - BUF
1 stop7h 57mDelta
Deal found 10/31$398
This Kissandfly.com deal was found by Cheapflights users on 10/30. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/146:06 amBUF - YYZ
1 stop15h 40mBritish Airways
Wed 11/207:00 amYYZ - BUF
1 stop8h 27mBritish Airways
Deal found 10/30$461
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 11/276:00 amBUF - YYZ
1 stop8h 18mUnited Airlines
Wed 12/46:15 amYYZ - BUF
1 stop8h 07mUnited Airlines
Deal found 10/30$593
This United deal was found by Cheapflights users on 10/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/146:00 amBUF - YTZ
2 stops14h 43mMultiple Airlines
Thu 11/2110:20 amYTZ - BUF
2 stops12h 54mMultiple Airlines
Deal found 10/31$722
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/147:00 amBUF - YOW
1 stop10h 06mUnited Airlines
Sat 12/215:50 pmYOW - BUF
1 stop5h 25mUnited Airlines
Deal found 10/30$824
This Expedia deal was found by Cheapflights users on 10/30. 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.
Sun 12/812:07 pmBUF - YYZ
2 stops20h 17mWestJet
Tue 12/1711:15 pmYYZ - BUF
2 stops18h 16mWestJet
Deal found 10/30$1,341

Find flights from Buffalo to Ontario within your budget

Customize your flight search to find flights from Buffalo to Ontario 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

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Route

Depart

Return

Price

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 12/18

1:58 pm-9:23 pm

1 stop7h 25m

$126

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 12/18

5:16 pm-10:00 am

2 stops16h 44m

$131

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Fri 12/13

10:30 am-12:25 am

1 stop13h 55m

$154

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 11/8

5:49 am-11:36 am

1 stop5h 47m

$232

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Wed 12/18

10:25 am-7:30 am

2 stops21h 05m

$303

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Sat 12/14

7:00 am-3:12 pm

2 stops8h 12m

$340

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Sat 12/14

10:59 am-8:09 pm

1 stop9h 10m

$194

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Wed 12/18

6:00 am-1:10 pm

1 stop7h 10m

$245

BuffaloToronto

BUF - YTZ

BUFYTZ

Buffalo

Fri 12/13

6:00 am-8:43 pm

2 stops14h 43m

$288

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Tue 11/19

1:23 pm-8:15 pm

3 stops30h 52m

$948

Flights are sorted by cheapest first

Deals found on 10/30

Showing 1-10 of 20 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.

Travel insights for flights from Buffalo to Ontario

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

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

Find hourly flight availability from Buffalo to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

When flying from Buffalo to Region of Ontario, 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 Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated October 31, 2024.
Get a feel of what it's like to fly with United Airlines and WestJet from Buffalo to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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.

Delta
8.0
Very good
8,835 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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
9,240 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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.

WestJet
7.3
Good
2,804 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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
10,000 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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.

Air Canada
7.0
Good
8,095 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

Find useful and relevant information for your journey from Buffalo to Ontario. 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 from for flights from Buffalo to Ontario?

    For a flight from Buffalo to Ontario, you will be flying from Buffalo. Buffalo (BUF) is just 8.3 mi from the center of the city.

  • Can I find flights from Buffalo to Region of Ontario for under $400 on Cheapflights?

    Yes, there are multiple flights from Buffalo to Region of Ontario for under $400. The cheapest flight booked recently is on American Airlines for just $311, but on average you can expect to pay $563.

  • Are there last-minute flights available from Buffalo to Region of Ontario for under $800?

    There are currently 1+ open flights from Buffalo to Region of Ontario within the next 7 days for less than $800.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $126. Users have also found prices from $131 and $232 on American Airlines and WestJet, respectively.

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

    Most travelers choose Buffalo - Toronto Pearson Intl, Buffalo - Montreal Pierre Elliott Trudeau Intl or Buffalo - Toronto Island when deciding on the best route from Buffalo to Region of Ontario.

  • What does BUF to YYZ mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Buffalo Airport to Toronto Pearson Intl Airport flight would often be abbreviated as a BUF to YYZ flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Ottawa Airport (YOW), Toronto Island Airport (YTZ), London Airport (YXU), Hamilton Airport (YHM), Toronto Region of Waterloo Intl Airport (YKF).

  • Can I find deals for flights from Buffalo to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Buffalo to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Buffalo to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Buffalo to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Buffalo to Ontario that allow pets onboard?

    Many airlines flying from Buffalo to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Buffalo to Ontario?

    Yes, you can often find last-minute deals on Buffalo to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Buffalo to Region of Ontario flight deals updated?

    The Buffalo to Region of Ontario flight deals you see on this page were last updated on 10/31.

  • 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 $242). Flying from Buffalo to Region of Ontario in July is currently the most expensive (average of $359). 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

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