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Cheap flights from Rennes to Montreal Pierre Elliott Trudeau Intl Airport from C$ 601

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
RNS — YUL
23 Aug — 30 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Rennes to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Rennes to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Rennes to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 July 2026.

Thu 27/811:05 a.m.
RNS
-
YUL
1 stop10h 00m
Air France
Wed 9/95:00 p.m.
YUL
-
RNS
1 stop11h 20m
Air France
Deal found 23/7C$ 914
Thu 3/911:05 a.m.
RNS
-
YUL
1 stop10h 00m
Air France
Fri 11/95:00 p.m.
YUL
-
RNS
1 stop11h 20m
Air France
Deal found 23/7C$ 954
Sun 6/911:05 a.m.
RNS
-
YUL
1 stop10h 00m
KLM
Tue 15/95:00 p.m.
YUL
-
RNS
1 stop11h 20m
KLM
Deal found 21/7C$ 957
Tue 15/911:05 a.m.
RNS
-
YUL
1 stop10h 00m
KLM
Sun 20/95:00 p.m.
YUL
-
RNS
1 stop11h 20m
KLM
Deal found 21/7C$ 959
Thu 17/911:05 a.m.
RNS
-
YUL
1 stop10h 00m
Air France
Fri 25/97:00 p.m.
YUL
-
RNS
1 stop11h 55m
Air France
Deal found 24/7C$ 966
Tue 15/1211:05 a.m.
RNS
-
YUL
1 stop15h 40m
Air France
Tue 29/1211:00 p.m.
YUL
-
RNS
1 stop29h 20m
Air France
Deal found 22/7C$ 969
Tue 15/911:05 a.m.
RNS
-
YUL
1 stop30h 55m
Air France
Sun 20/95:00 p.m.
YUL
-
RNS
1 stop11h 20m
Air France
Deal found 24/7C$ 971

Find flight deals from Rennes to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Rennes (RNS) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 24 July 2026.

Round-trip from

C$ 914

One-way from

C$ 601

Popular in

August

Cheapest in

September

Average price

C$ 1,347
Air France
  • Air France
  • 27/8-9/9
  • 2 total stops
  • 21h 20m total
  • Rennes to Montreal
Search Deals
4/10
  • 4/10
  • 2 total stops
  • 47h 15m total
  • Rennes to Montreal
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rennes to Pierre Elliott Trudeau Intl 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 24 July 2026.
Use the filters below to find and compare flights from Rennes to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sun 6/9

11:05 a.m.-3:05 p.m.

1 stop10h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

5:00 p.m.-10:20 a.m.

1 stop11h 20m

C$ 954

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Thu 27/8

6:05 p.m.-12:00 p.m.

2 stops23h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

7:00 p.m.-1:55 p.m.

2 stops12h 55m

C$ 1,046
Quickest round-trip

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sat 3/10

11:05 a.m.-3:05 p.m.

1 stop10h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 11/10

7:00 p.m.-10:20 a.m.

1 stop9h 20m

C$ 1,054

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Tue 25/8

6:05 p.m.-12:00 p.m.

2 stops23h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 30/8

7:00 p.m.-10:20 a.m.

1 stop9h 20m

C$ 1,105

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Thu 17/9

11:05 a.m.-12:25 a.m.

2 stops19h 20m

Montreal Pierre Elliott Trudeau Intl

Fri 25/9

7:00 p.m.-4:50 p.m.

2 stops15h 50m

C$ 1,123

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Thu 27/8

6:05 p.m.-4:55 p.m.

1 stop28h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

5:00 p.m.-10:20 a.m.

1 stop11h 20m

C$ 1,178

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 17/8

11:05 a.m.-3:05 p.m.

1 stop10h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

5:00 p.m.-10:20 a.m.

1 stop11h 20m

C$ 1,195
Cheapest one-way

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sun 4/10

5:25 p.m.-10:40 a.m.

2 stops47h 15m

C$ 601

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 5/10

12:20 p.m.-2:15 p.m.

1 stop31h 55m

C$ 1,149

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sat 5/9

5:20 p.m.-4:55 p.m.

1 stop29h 35m

C$ 2,244

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/7

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight from Rennes to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Rennes 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 Rennes to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 1,021). Flying from Rennes to Montreal Pierre Elliott Trudeau Intl Airport in August is currently the most expensive (average of C$ 1,488). 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.

How much does it cost to fly round-trip from Rennes to Montreal Pierre Elliott Trudeau Intl Airport?

Airfare is below average for this route at the moment.

Rennes to Montreal Pierre Elliott Trudeau Intl Airport flights typically cost between C$ 1,285 and C$ 1,766 in August.
The cheapest round-trip price found within the last 5 days was C$ 914 on Air France (27 Aug-9 Sep).

Related info for your journey

Find useful and relevant information for your journey from Rennes to Pierre Elliott Trudeau Intl. 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 Rennes to Montreal Pierre Elliott Trudeau Intl?

    Most people fly from Rennes St Jacques (RNS) if they book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl. On average, St Jacques has 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day from 0 airlines. Rennes St Jacques is conveniently located just 6.5 km from Rennes’s city centre.

  • How long is the flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport?

    Departing from Rennes to Montreal Pierre Elliott Trudeau Intl Airport will take you 10h. The distance from Rennes to Montreal Pierre Elliott Trudeau Intl Airport is about 5283 km.

  • Can I find deals for flights from Rennes to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Rennes to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rennes to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rennes to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Rennes to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Rennes to Pierre Elliott Trudeau Intl 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 Rennes to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 1,021). Flying from Rennes to Montreal Pierre Elliott Trudeau Intl Airport in August is currently the most expensive (average of C$ 1,488). 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

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Dorval
Trois-Rivières
Laval
Brossard
Cornwall
Longueuil
Sherbrooke
Montebello
Magog
Boucherville
Bromont
Saint-Jean-sur-Richelieu
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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Alternative routes for Rennes to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Rennes to Pierre Elliott Trudeau Intl?

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Can Cheapflights find flights from Rennes to Pierre Elliott Trudeau Intl with no change fees?

Need flexible booking options for your flight to Pierre Elliott Trudeau Intl from Rennes? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Rennes to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from Rennes today and book when prices fit your budget.

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