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Cheap flights from Buffalo to Ontario from C$ 171

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 20/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YYZ
22 Apr — 29 Apr1
1 adult

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 17 April 2025.

Round-trip from

C$ 401

One-way from

C$ 171
15/5-22/5
  • 15/5-22/5
  • 2 total stops
  • 28h 44m total
  • Buffalo to Ontario
20/6
  • 20/6
  • 1 total stop
  • 13h 54m total
  • Buffalo to Ontario

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 17 April 2025.

Thu 15/59:51 a.m.BUF - YYZ
1 stop12h 53mMultiple Airlines
Thu 22/54:00 p.m.YYZ - BUF
1 stop15h 51mMultiple Airlines
Deal found 17/4C$ 401
Mon 5/55:59 p.m.BUF - YUL
1 stop5h 29mDelta
Wed 14/56:05 a.m.YUL - BUF
1 stop4h 05mDelta
Deal found 16/4C$ 488
Thu 1/56:00 a.m.BUF - YUL
1 stop6h 00mUnited Airlines
Wed 7/51:15 p.m.YUL - BUF
1 stop8h 07mUnited Airlines
Deal found 17/4C$ 489
Mon 5/511:00 a.m.BUF - YUL
1 stop10h 29mAir Canada
Wed 14/59:15 a.m.YUL - BUF
2 stops7h 40mAir Canada
Deal found 16/4C$ 498
Wed 14/56:05 a.m.BUF - YYZ
1 stop11h 54mDelta
Wed 21/52:30 p.m.YYZ - BUF
1 stop8h 43mDelta
Deal found 16/4C$ 502
Fri 2/54:06 p.m.BUF - YUL
1 stop17h 44mAmerican Airlines
Sun 4/57:47 a.m.YUL - BUF
2 stops6h 57mAmerican Airlines
Deal found 16/4C$ 505
Mon 28/412:50 p.m.BUF - YUL
1 stop10h 38mMultiple Airlines
Mon 5/56:40 p.m.YUL - BUF
1 stop15h 32mMultiple Airlines
Deal found 16/4C$ 549
Tue 29/412:05 p.m.BUF - YUL
1 stop11h 54mWestJet
Wed 30/412:38 p.m.YUL - BUF
1 stop11h 19mWestJet
Deal found 16/4C$ 674
Mon 21/45:09 p.m.BUF - YOW
1 stop27h 03mMultiple Airlines
Sat 3/54:25 p.m.YOW - BUF
1 stop16h 36mMultiple Airlines
Deal found 16/4C$ 708
Sat 10/56:00 a.m.BUF - YYZ
1 stop8h 19mUnited Airlines
Mon 12/512:10 p.m.YYZ - BUF
1 stop11h 26mUnited Airlines
Deal found 15/4C$ 781
Tue 6/56:35 p.m.BUF - YTZ
1 stop19h 29mMultiple Airlines
Tue 13/55:55 p.m.YTZ - BUF
1 stop18h 03mMultiple Airlines
Deal found 15/4C$ 794
Sun 1/61:57 p.m.BUF - YOW
1 stop7h 38mAir Canada
Sun 8/66:40 a.m.YOW - BUF
1 stop6h 41mAir Canada
Deal found 17/4C$ 801

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 17 April 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 15/5

9:51 a.m.-10:44 p.m.

1 stop12h 53m

Toronto Pearson Intl

Thu 22/5

4:00 p.m.-7:51 a.m.

1 stop15h 51m

C$ 401

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 5/5

5:45 a.m.-10:29 a.m.

1 stop4h 44m

Montreal Pierre Elliott Trudeau Intl

Wed 14/5

6:00 a.m.-12:10 p.m.

1 stop6h 10m

C$ 488

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 1/5

6:00 a.m.-12:00 p.m.

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

1:15 p.m.-9:22 p.m.

1 stop8h 07m

C$ 489

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 5/5

11:00 a.m.-9:29 p.m.

1 stop10h 29m

Montreal Pierre Elliott Trudeau Intl

Wed 14/5

9:15 a.m.-4:55 p.m.

2 stops7h 40m

C$ 498

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Wed 14/5

6:05 a.m.-5:59 p.m.

1 stop11h 54m

Toronto Pearson Intl

Wed 21/5

2:30 p.m.-11:13 p.m.

1 stop8h 43m

C$ 502

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 1/5

6:12 a.m.-3:25 p.m.

1 stop9h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

4:00 p.m.-10:51 p.m.

1 stop6h 51m

C$ 505

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 28/4

12:50 p.m.-11:28 p.m.

1 stop10h 38m

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

6:15 a.m.-4:55 p.m.

1 stop10h 40m

C$ 552

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 1/5

6:00 a.m.-1:50 p.m.

2 stops7h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

7:00 a.m.-10:46 p.m.

3 stops15h 46m

C$ 657

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sat 14/6

12:49 p.m.-4:26 p.m.

1 stop3h 37m

Montreal Pierre Elliott Trudeau Intl

Sun 15/6

12:47 p.m.-6:53 p.m.

1 stop6h 06m

C$ 725

BuffaloToronto

BUF - YYZ

BUFYYZ

Buffalo

Sat 10/5

6:00 a.m.-2:19 p.m.

1 stop8h 19m

Toronto Pearson Intl

Mon 12/5

12:10 p.m.-11:36 p.m.

1 stop11h 26m

C$ 781

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/4

Showing 1-10 of 27 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.

Cheapflights Insights

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

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 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.

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 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).

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 17 April 2025.
Read reviews from past customers who have flown Porter Airlines, Delta and United Airlines from Buffalo to Ontario. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.0

Comfort

8.0

Crew

8.7

Overall

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Entertainment

7.0

Comfort

8.0

Crew

8.7

Overall

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
8.0
Very good

Entertainment

7.0

Comfort

8.0

Crew

8.7

Overall

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Entertainment

7.0

Comfort

8.0

Crew

8.7

Overall

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Entertainment

7.0

Comfort

8.0

Crew

8.7

Overall

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Entertainment

7.0

Comfort

8.0

Crew

8.7

Overall

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

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.

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

    One-way options have recently been found by users for as low as C$ 205 on Delta. Other airlines that offer cheap prices include American Airlines from C$ 220 and WestJet from C$ 374 one-way.

  • 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?

    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$ 167). 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

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Alternative routes for Buffalo to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

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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.

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