How long is the flight from Buffalo to Region of Ontario?

Airlines like American Airlines, Delta, and United Airlines fly from Buffalo to Region of Ontario in about 5h 26m. The time it takes to get you to your destination can typically vary by up to 7h 31m. Buffalo and Region of Ontario are separated by a distance of 486 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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.

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).

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

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

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

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.

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.

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.

C$ 225+ Cheap Flights from Buffalo to Ontario

Cheap flight deals from Buffalo to Ontario

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 14 September 2026.

Thu 29/1012:54 p.m. -

1 stop24h 46m

Thu 5/117:15 a.m. -

2 stops29h 48m

Deal found 14/9C$ 603

Sun 11/1012:53 p.m. -

1 stop10h 42m

Sun 18/106:30 a.m. -

2 stops30h 29m

Deal found 13/9C$ 645

Mon 9/111:48 p.m. -

2 stops27h 22m

Wed 10/36:30 a.m. -

1 stop14h 13m

Deal found 14/9C$ 753

Thu 29/1012:54 p.m. -

1 stop27h 50m

Thu 5/118:00 a.m. -

2 stops29h 03m

Deal found 14/9C$ 758

Fri 9/102:44 p.m. -

2 stops23h 01m

Sun 18/107:00 a.m. -

1 stop10h 52m

Deal found 10/9C$ 775

Tue 24/119:20 p.m. -

1 stop16h 50m

Mon 30/117:15 a.m. -

1 stop13h 09m

Deal found 12/9C$ 781

Sun 27/97:00 a.m. -

1 stop5h 26m

Tue 6/1010:32 a.m. -

1 stop6h 38m

Deal found 12/9C$ 784

Wed 7/106:00 a.m. -

1 stop12h 09m

Wed 14/106:00 a.m. -

1 stop7h 29m

Deal found 9/9C$ 800

Wed 7/101:40 p.m. -

2 stops24h 25m

Wed 14/106:15 a.m. -

1 stop6h 44m

Deal found 9/9C$ 803

Sun 27/96:00 a.m. -

1 stop7h 31m

Tue 6/109:30 a.m. -

1 stop7h 58m

Deal found 13/9C$ 806

Thu 8/106:08 a.m. -

1 stop3h 44m

Tue 13/107:40 a.m. -

1 stop6h 47m

Deal found 10/9C$ 807

Sun 27/97:00 a.m. -

2 stops9h 21m

Tue 6/106:30 p.m. -

1 stop14h 59m

Deal found 13/9C$ 821

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 14 September 2026.

Thu 29/1012:54 p.m. -

1 stop27h 50m

Thu 5/118:00 a.m. -

2 stops29h 03m

Deal found 14/9C$ 758

Sun 27/97:00 a.m. -

1 stop5h 26m

Tue 6/1010:32 a.m. -

1 stop6h 38m

Deal found 12/9C$ 784

Wed 7/106:00 a.m. -

1 stop12h 09m

Wed 14/106:00 a.m. -

1 stop7h 29m

Deal found 9/9C$ 800

Tue 27/106:00 a.m. -

1 stop12h 57m

Sat 31/103:20 p.m. -

1 stop19h 34m

Deal found 9/9C$ 952

Fri 23/1010:46 a.m. -

1 stop10h 49m

Fri 30/106:15 a.m. -

1 stop14h 21m

Deal found 9/9C$ 1,042

Sun 18/1012:15 p.m. -

2 stops30h 45m

Fri 23/107:50 p.m. -

2 stops20h 19m

Deal found 11/9C$ 1,342

Mon 11/12:10 p.m. -

1 stop4h 40m

Thu 14/19:28 a.m. -

1 stop3h 56m

Deal found 10/9C$ 802

Thu 29/106:00 a.m. -

2 stops9h 27m

Thu 5/117:33 a.m. -

1 stop7h 28m

Deal found 14/9C$ 821

Mon 11/110:15 a.m. -

1 stop8h 35m

Wed 13/19:28 a.m. -

1 stop3h 56m

Deal found 10/9C$ 802

Sat 10/101:44 p.m. -

2 stops24h 46m

Wed 14/106:15 a.m. -

1 stop6h 44m

Deal found 14/9C$ 935

Fri 8/110:15 a.m. -

1 stop8h 35m

Wed 13/12:25 p.m. -

1 stop8h 33m

Deal found 11/9C$ 802

Tue 20/107:00 a.m. -

1 stop10h 01m

Wed 21/1010:15 a.m. -

1 stop10h 32m

Deal found 9/9C$ 977

Tue 3/116:00 a.m. -

1 stop8h 25m

Sat 7/1110:00 a.m. -

1 stop9h 04m

Deal found 13/9C$ 965

Tue 12/16:16 a.m. -

1 stop7h 19m

Wed 13/12:25 p.m. -

1 stop8h 33m

Deal found 10/9C$ 802

Thu 8/107:00 a.m. -

1 stop9h 48m

Thu 15/1012:15 p.m. -

1 stop8h 32m

Deal found 10/9C$ 989

Mon 11/110:15 a.m. -

1 stop8h 35m

Fri 15/19:28 a.m. -

1 stop3h 56m

Deal found 11/9C$ 802

Tue 26/16:30 a.m. -

2 stops9h 36m

Sat 30/15:00 a.m. -

2 stops15h 52m

Deal found 9/9C$ 1,204

Wed 30/910:10 a.m. -

1 stop8h 41m

Wed 7/103:15 p.m. -

1 stop8h 35m

Deal found 11/9C$ 1,007

Sun 10/12:10 p.m. -

1 stop4h 40m

Thu 14/19:28 a.m. -

1 stop7h 55m

Deal found 11/9C$ 802

Sun 27/99:15 a.m. -

1 stop9h 00m

Sun 4/108:50 a.m. -

1 stop10h 43m

Deal found 11/9C$ 1,089

Mon 26/106:30 a.m. -

2 stops9h 35m

Mon 2/115:00 a.m. -

2 stops12h 02m

Deal found 11/9C$ 1,259

Tue 27/106:00 a.m. -

1 stop8h 25m

Tue 3/117:44 p.m. -

1 stop14h 10m

Deal found 12/9C$ 1,041

Sat 10/107:00 a.m. -

1 stop4h 42m

Wed 14/1010:30 a.m. -

2 stops9h 29m

Deal found 14/9C$ 1,091

Sun 11/102:10 p.m. -

1 stop4h 48m

Sun 18/107:50 p.m. -

1 stop13h 20m

Deal found 13/9C$ 822

Wed 30/910:10 a.m. -

1 stop8h 41m

Mon 5/103:15 p.m. -

1 stop8h 35m

Deal found 11/9C$ 1,054

Tue 13/107:00 a.m. -

1 stop4h 42m

Tue 20/1010:30 a.m. -

2 stops9h 29m

Deal found 14/9C$ 1,091

Mon 9/1111:25 a.m. -

1 stop11h 26m

Wed 10/32:10 p.m. -

1 stop8h 48m

Deal found 14/9C$ 846

Thu 29/106:30 a.m. -

1 stop10h 12m

Thu 5/1112:05 p.m. -

1 stop8h 31m

Deal found 14/9C$ 1,114

Sun 10/110:15 a.m. -

1 stop8h 35m

Sat 16/12:45 p.m. -

2 stops19h 37m

Deal found 11/9C$ 861

Thu 22/107:00 a.m. -

2 stops7h 55m

Sat 24/102:30 p.m. -

1 stop5h 29m

Deal found 13/9C$ 1,147

Find flight deals from Buffalo to Ontario

Round-trip from	C$ 603
One-way from	C$ 225

29/10-5/11
3 total stops
54h 34m total
Buffalo to Ontario

Search Deals

28/10-31/12
2 total stops
34h 55m total
Buffalo to Ontario

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloToronto

BUF Buffalo - YYZ Toronto Pearson Intl

BUFYYZ

Buffalo

Wed 28/10

2:00 p.m.-12:55 a.m.

2 stops34h 55m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 225

BuffaloToronto

BUF Buffalo - YYZ Toronto Pearson Intl

BUFYYZ

Buffalo

Sun 25/10

12:53 p.m.-1:40 p.m.

1 stop24h 47m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 247

BuffaloToronto

BUF Buffalo - YYZ Toronto Pearson Intl

BUFYYZ

Buffalo

Fri 9/10

2:44 p.m.-7:55 p.m.

3 stops29h 11m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 303

BuffaloToronto

BUF Buffalo - YTZ Toronto Island

BUFYTZ

Buffalo

Sun 1/11

12:54 p.m.-7:59 p.m.

2 stops31h 05m

Toronto Island

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 336

BuffaloToronto

BUF Buffalo - YYZ Toronto Pearson Intl

BUFYYZ

Buffalo

Wed 28/10

2:10 p.m.-11:36 p.m.

1 stop9h 26m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 349

BuffaloOttawa

BUF Buffalo - YOW Ottawa

BUFYOW

Buffalo

Sat 10/10

1:44 p.m.-5:52 p.m.

3 stops28h 08m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 350

BuffaloMontreal

BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl

BUFYUL

Buffalo

Tue 27/10

6:00 a.m.-3:27 p.m.

2 stops9h 27m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 357

BuffaloMontreal

BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl

BUFYUL

Buffalo

Sun 25/10

5:17 p.m.-9:30 p.m.

1 stop4h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 358

BuffaloMontreal

BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl

BUFYUL

Buffalo

Wed 18/11

10:00 a.m.-6:58 p.m.

1 stop8h 58m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 363

BuffaloMontreal

BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl

BUFYUL

Buffalo

Mon 23/11

4:25 p.m.-9:26 p.m.

1 stop5h 01m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 363

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

BUF-YYZ

BUF-YUL

BUF-YTZ

BUF-YOW

BUF-YQT

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

BUF-CAON

BUF-YYZ

BUF-YUL

BUF-YTZ

BUF-YOW

No data available for this route at this time. Please check back soon.

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.
How long is the flight from Buffalo to Region of Ontario?
Airlines like American Airlines, Delta, and United Airlines fly from Buffalo to Region of Ontario in about 5h 26m. The time it takes to get you to your destination can typically vary by up to 7h 31m. Buffalo and Region of Ontario are separated by a distance of 486 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from Buffalo to Region of Ontario?
Most travellers choose Buffalo - Toronto Pearson Intl, Buffalo - Toronto Island or Buffalo - Montreal Pierre Elliott Trudeau Intl 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Buffalo to Ontario

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LaGuardia to St. John's flights

Syracuse to Vancouver Intl flights

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Newark to Charlottetown flights

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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.

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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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Cheap flights from Buffalo to Ontario from C$ 225

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Buffalo to Ontario

Cheapest flights from Buffalo to OntarioExplore 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 14 September 2026.

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 14 September 2026.

Best flights from Buffalo to OntarioDiscover 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 14 September 2026.

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 14 September 2026.

Last-minute flights from Buffalo to OntarioDiscover last-minute flight deals from Buffalo to Ontario. Data last updated 14 September 2026 and is based on user searches.

Discover last-minute flight deals from Buffalo to Ontario. Data last updated 14 September 2026 and is based on user searches.

One-way flights from Buffalo to OntarioSearch for one-way flight options from Buffalo to Ontario. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

Search for one-way flight options from Buffalo to Ontario. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

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Best time to book a flight from Buffalo to Ontario

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Related info for your journey

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

How long is the flight from Buffalo to Region of Ontario?

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

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

How can I find direct flights from Buffalo to Ontario?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Buffalo to Ontario

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Complete your trip

Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Canada

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Buffalo and Ontario flights

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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 14 September 2026.

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 14 September 2026.

Last-minute flights from Buffalo to Ontario
Discover last-minute flight deals from Buffalo to Ontario. Data last updated 14 September 2026 and is based on user searches.

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 14 September 2026.