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Cheap flights from Ontario to Brest from C$ 502

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BES
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Brest

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Brest
Explore the most affordable flight options available from Ontario to Brest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 March 2026.

Sun 14/65:00 p.m.
YUL
-
BES
1 stop10h 25m
Delta
Thu 18/610:20 a.m.
BES
-
YUL
1 stop10h 45m
Delta
Deal found 18/3C$ 845
Sun 12/45:00 p.m.
YUL
-
BES
1 stop10h 25m
Delta
Fri 17/410:20 a.m.
BES
-
YUL
2 stops18h 59m
Delta
Deal found 23/3C$ 885
Sun 14/66:00 a.m.
YYZ
-
BES
2 stops21h 25m
Delta
Thu 18/610:20 a.m.
BES
-
YYZ
1 stop16h 40m
Delta
Deal found 18/3C$ 952
Tue 1/95:00 p.m.
YUL
-
BES
1 stop10h 25m
Delta
Mon 14/96:10 a.m.
BES
-
YUL
1 stop14h 50m
Delta
Deal found 22/3C$ 1,146
Tue 1/95:00 p.m.
YUL
-
BES
1 stop10h 25m
Delta
Sat 26/910:20 a.m.
BES
-
YUL
1 stop10h 40m
Delta
Deal found 19/3C$ 1,147
Tue 1/95:00 p.m.
YUL
-
BES
1 stop10h 25m
Delta
Fri 25/91:05 p.m.
BES
-
YUL
1 stop28h 55m
Delta
Deal found 19/3C$ 1,163
Tue 1/95:00 p.m.
YUL
-
BES
1 stop10h 25m
Delta
Wed 9/96:10 a.m.
BES
-
YUL
2 stops23h 00m
Delta
Deal found 22/3C$ 1,184
Tue 1/95:00 p.m.
YUL
-
BES
1 stop10h 25m
Delta
Thu 24/91:05 p.m.
BES
-
YUL
2 stops16h 05m
Delta
Deal found 19/3C$ 1,185
Sun 12/47:00 p.m.
YUL
-
BES
1 stop11h 10m
KLM
Fri 17/410:20 a.m.
BES
-
YUL
1 stop10h 45m
KLM
Deal found 23/3C$ 1,196
Thu 6/85:00 p.m.
YUL
-
BES
1 stop10h 45m
Delta
Sun 23/86:10 a.m.
BES
-
YUL
1 stop14h 55m
Delta
Deal found 22/3C$ 1,247
Sun 14/610:25 p.m.
YYZ
-
BES
2 stops42h 40m
WestJet
Thu 18/610:20 a.m.
BES
-
YYZ
2 stops25h 25m
WestJet
Deal found 18/3C$ 1,598
Tue 5/57:35 a.m.
YYZ
-
BES
2 stops29h 15m
WestJet
Tue 12/510:20 a.m.
BES
-
YYZ
2 stops25h 25m
WestJet
Deal found 21/3C$ 3,018

Find flight deals from Ontario to Brest

Keep the following information in mind while searching for Ontario to Brest flight deals. Data was last updated 23 March 2026.

Round-trip from

C$ 845

One-way from

C$ 502
Delta
  • Delta
  • 14/6-18/6
  • 2 total stops
  • 21h 10m total
  • Ontario to Brest
Search Deals
6/5
  • 6/5
  • 3 total stops
  • 31h 50m total
  • Ontario to Brest
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Brest 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 23 March 2026.
Use the filters below to find and compare flights from Ontario to Brest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBrest

YUL - BES

YULBES

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

6:50 p.m.-9:25 a.m.

2 stops32h 35m

Brest Guipavas

Thu 18/6

10:20 a.m.-12:00 p.m.

1 stop31h 40m

C$ 905

TorontoBrest

YYZ - BES

YYZBES

Toronto Pearson Intl

Sun 14/6

6:00 a.m.-9:25 a.m.

2 stops21h 25m

Brest Guipavas

Thu 18/6

10:20 a.m.-9:00 p.m.

1 stop16h 40m

C$ 952
Quickest round-trip

MontrealBrest

YUL - BES

YULBES

Montreal Pierre Elliott Trudeau Intl

Sun 6/9

5:00 p.m.-9:25 a.m.

1 stop10h 25m

Brest Guipavas

Sat 26/9

10:20 a.m.-3:00 p.m.

1 stop10h 40m

C$ 1,147

MontrealBrest

YUL - BES

YULBES

Montreal Pierre Elliott Trudeau Intl

Wed 2/9

5:00 p.m.-9:25 a.m.

1 stop10h 25m

Brest Guipavas

Mon 28/9

10:20 a.m.-3:00 p.m.

1 stop10h 40m

C$ 1,147

MontrealBrest

YUL - BES

YULBES

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

5:00 p.m.-9:25 a.m.

1 stop10h 25m

Brest Guipavas

Thu 10/9

1:05 p.m.-11:10 p.m.

2 stops16h 05m

C$ 1,184

MontrealBrest

YUL - BES

YULBES

Montreal Pierre Elliott Trudeau Intl

Mon 10/8

5:00 p.m.-9:45 a.m.

1 stop10h 45m

Brest Guipavas

Sat 22/8

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

1 stop11h 50m

C$ 1,247

MontrealBrest

YUL - BES

YULBES

Montreal Pierre Elliott Trudeau Intl

Tue 4/8

5:00 p.m.-9:45 a.m.

1 stop10h 45m

Brest Guipavas

Sun 23/8

6:10 a.m.-3:05 p.m.

1 stop14h 55m

C$ 1,247

MontrealBrest

YUL - BES

YULBES

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

5:00 p.m.-9:25 a.m.

1 stop10h 25m

Brest Guipavas

Fri 17/4

6:10 a.m.-3:05 p.m.

1 stop14h 55m

C$ 1,351

MontrealBrest

YUL - BES

YULBES

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

7:00 p.m.-6:50 p.m.

1 stop17h 50m

Brest Guipavas

Sun 24/5

2:10 p.m.-12:00 p.m.

1 stop27h 50m

C$ 1,552

TorontoBrest

YYZ - BES

YYZBES

Toronto Pearson Intl

Sun 14/6

10:25 p.m.-11:05 p.m.

2 stops42h 40m

Brest Guipavas

Thu 18/6

10:20 a.m.-5:45 a.m.

2 stops25h 25m

C$ 1,598

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/3

Showing 1-10 of 16 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Brest

Have a flexible travel schedule? Discover the best time to fly to Brest 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 Brest
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 Ontario to Brest. 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 Brest from Ontario?

    Brest Guipavas (BES), located 7.2 km from the city centre, is the airport you fly into when you book flights from Ontario to Brest.

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

    Departing from Region of Ontario to Brest will take you 10h 25m. The distance between Region of Ontario and Brest is about 5086 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Yes. In addition to deals on Ontario to Brest flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Brest?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Brest.

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

    Yes. Cheapflights offers flight deals from Ontario to Brest 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

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