Find flights
When to book
FAQs

Cheap flights from Buffalo to Ontario from C$ 198

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YYZ
14 Oct — 21 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Buffalo to Ontario

Keep the following information in mind while searching for Buffalo to Ontario flight deals. Data was last updated 14 September 2025.

Round-trip from

C$ 428

One-way from

C$ 198
16/10-26/10
  • 16/10-26/10
  • 3 total stops
  • 54h 16m total
  • Buffalo to Ontario
Search Deals
26/9
  • 26/9
  • 1 total stop
  • 28h 42m total
  • Buffalo to Ontario
Search Deals

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 14 September 2025.

Thu 16/107:14 p.m.BUF - YYZ
1 stop26h 07mMultiple Airlines
Sun 26/107:10 a.m.YYZ - BUF
2 stops28h 09mMultiple Airlines
Deal found 13/9C$ 428
Thu 13/111:04 p.m.BUF - YYZ
2 stops28h 08mMultiple Airlines
Wed 19/115:15 p.m.YYZ - BUF
1 stop17h 30mMultiple Airlines
Deal found 12/9C$ 446
Fri 24/1012:15 p.m.BUF - YYZ
2 stops26h 10mMultiple Airlines
Sat 1/117:10 a.m.YYZ - BUF
1 stop11h 07mMultiple Airlines
Deal found 14/9C$ 532
Mon 20/109:13 p.m.BUF - YYZ
1 stop25h 27mMultiple Airlines
Fri 24/109:50 a.m.YYZ - BUF
1 stop10h 28mMultiple Airlines
Deal found 12/9C$ 537
Fri 24/1012:15 p.m.BUF - YYZ
2 stops10h 25mMultiple Airlines
Mon 27/1012:50 p.m.YYZ - BUF
1 stop7h 28mMultiple Airlines
Deal found 14/9C$ 570
Mon 27/106:03 a.m.BUF - YUL
1 stop26h 34mDelta
Tue 4/119:28 a.m.YUL - BUF
1 stop7h 34mDelta
Deal found 13/9C$ 574
Fri 7/119:53 p.m.BUF - YYZ
1 stop13h 53mMultiple Airlines
Sun 9/117:10 a.m.YYZ - BUF
2 stops12h 59mMultiple Airlines
Deal found 11/9C$ 609
Mon 27/106:23 p.m.BUF - YUL
1 stop15h 27mAmerican Airlines
Mon 3/113:52 p.m.YUL - BUF
1 stop24h 04mAmerican Airlines
Deal found 12/9C$ 620
Mon 27/106:23 p.m.BUF - YUL
1 stop15h 27mAmerican Airlines
Tue 4/117:30 a.m.YUL - BUF
2 stops16h 14mAmerican Airlines
Deal found 13/9C$ 626
Fri 3/106:59 p.m.BUF - YUL
1 stop19h 21mMultiple Airlines
Mon 6/106:45 a.m.YUL - BUF
2 stops11h 29mMultiple Airlines
Deal found 13/9C$ 630
Fri 10/109:13 p.m.BUF - YYZ
1 stop26h 28mMultiple Airlines
Fri 17/106:15 p.m.YYZ - BUF
2 stops41h 04mMultiple Airlines
Deal found 12/9C$ 656
Thu 18/96:22 p.m.BUF - YYZ
2 stops26h 59mMultiple Airlines
Mon 22/99:50 a.m.YYZ - BUF
1 stop8h 24mMultiple Airlines
Deal found 13/9C$ 667

Cheapflights Fare Finder

 
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 629,999 searches. Data last updated 14 September 2025.
Use the filters below to find and compare flights from Buffalo to Ontario that are best for you.

Fly from

Buffalo

Fly to

Ontario

Route

Depart

Return

Price

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Thu 16/10

7:14 p.m.-9:21 p.m.

1 stop26h 07m

Toronto Pearson Intl

Sun 26/10

7:10 a.m.-11:19 a.m.

2 stops28h 09m

C$ 428

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Thu 13/11

1:04 p.m.-5:12 p.m.

2 stops28h 08m

Toronto Pearson Intl

Wed 19/11

5:15 p.m.-10:45 a.m.

1 stop17h 30m

C$ 446

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Fri 24/10

12:15 p.m.-2:25 p.m.

2 stops26h 10m

Toronto Pearson Intl

Sat 1/11

7:10 a.m.-6:17 p.m.

1 stop11h 07m

C$ 532

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Mon 20/10

9:13 p.m.-10:40 p.m.

1 stop25h 27m

Toronto Pearson Intl

Fri 24/10

9:50 a.m.-8:18 p.m.

1 stop10h 28m

C$ 537

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Fri 24/10

12:15 p.m.-10:40 p.m.

2 stops10h 25m

Toronto Pearson Intl

Mon 27/10

12:50 p.m.-8:18 p.m.

1 stop7h 28m

C$ 570

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 27/10

5:45 p.m.-8:37 a.m.

1 stop14h 52m

Montreal Pierre Elliott Trudeau Intl

Tue 4/11

6:00 a.m.-11:43 p.m.

2 stops17h 43m

C$ 574

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 31/10

6:03 a.m.-1:35 p.m.

1 stop7h 32m

Montreal Pierre Elliott Trudeau Intl

Fri 7/11

7:30 p.m.-9:07 p.m.

1 stop25h 37m

C$ 574

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Fri 7/11

9:53 p.m.-11:46 a.m.

1 stop13h 53m

Toronto Pearson Intl

Sun 9/11

7:10 a.m.-8:09 p.m.

2 stops12h 59m

C$ 609

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 27/10

6:23 p.m.-9:50 a.m.

1 stop15h 27m

Montreal Pierre Elliott Trudeau Intl

Mon 3/11

3:52 p.m.-3:56 p.m.

1 stop24h 04m

C$ 620

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 3/10

6:59 p.m.-2:20 p.m.

1 stop19h 21m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

6:45 a.m.-6:14 p.m.

2 stops11h 29m

C$ 630

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 46 results
1
2
3
...
5

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.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Ontario
No data available for this route at this time. Please check back soon.

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 13.4 km from the centre of the city.

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

    Airlines like Delta and American Airlines fly from Buffalo to Region of Ontario in about 14h 52m. The time it takes to get you to your destination can typically vary by up to 35m. 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 - Montreal Pierre Elliott Trudeau Intl or Buffalo - Ottawa 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.

  • 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 C$ 169). Flying from Buffalo to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Buffalo to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Toronto Island flights
LaGuardia to Pearson Intl flights
Newark to Pearson Intl flights
John F Kennedy Intl to Pearson Intl flights
Newark to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Vancouver Intl flights
Newark to Vancouver Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
LaGuardia to Vancouver Intl flights
Newark to Québec City flights
Newark to Calgary flights
John F Kennedy Intl to Calgary flights
LaGuardia to Calgary flights
Newark to Halifax flights
John F Kennedy Intl to Québec City flights
LaGuardia to Québec City flights
Newark to Ottawa flights
LaGuardia to Halifax flights
John F Kennedy Intl to Toronto Island flights
LaGuardia to Toronto Island flights
Newark to Edmonton flights
John F Kennedy Intl to Halifax flights
LaGuardia to Ottawa flights
LaGuardia to Edmonton flights
Buffalo to Vancouver Intl flights
John F Kennedy Intl to Edmonton flights
John F Kennedy Intl to Winnipeg flights
Newark to Winnipeg flights
John F Kennedy Intl to Ottawa flights
LaGuardia to Winnipeg flights
Buffalo to Calgary flights
Albany to Pearson Intl flights
Buffalo to Halifax flights
John F Kennedy Intl to Kelowna flights
Newark to Kelowna flights
Rochester to Pierre Elliott Trudeau Intl flights
LaGuardia to Kelowna flights
LaGuardia to Hamilton flights
Newark to Hamilton flights
Buffalo to Pearson Intl flights
Buffalo to Victoria flights
Syracuse to Pearson Intl flights
Rochester to Pearson Intl flights
Newark to Charlottetown flights
Newark to St. John's 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 Buffalo to Ontario?

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.

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.