Find flights
When to book
FAQs

Cheap flights from Rennes to Montreal Pierre Elliott Trudeau Intl Airport from C$ 1,009

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
RNS — YUL
13 Jan — 20 Jan1
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 14 December 2025.

Fri 12/129:05 p.m.RNS - YUL
1 stop25h 05mMultiple Airlines
Tue 16/127:30 p.m.YUL - RNS
1 stop18h 05mMultiple Airlines
Deal found 12/12C$ 1,607
Sat 20/1211:20 a.m.RNS - YUL
1 stop10h 00mKLM
Sat 3/111:00 p.m.YUL - RNS
1 stop29h 20mKLM
Deal found 12/12C$ 2,045
Sat 20/1211:20 a.m.RNS - YUL
1 stop10h 00mAir France
Sat 3/111:00 p.m.YUL - RNS
1 stop29h 20mAir France
Deal found 13/12C$ 2,061

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 14 December 2025.

Round-trip from

C$ 1,009

Popular in

August

Cheapest in

March

Average price

C$ 1,227
Air France
  • Air France
  • 26/1-2/2
  • 2 total stops
  • 21h 35m total
  • Rennes to Montreal
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 146 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 December 2025
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 14 December 2025.
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

Rennes

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 26/1

11:05 a.m.-3:20 p.m.

1 stop10h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

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

1 stop11h 20m

C$ 1,009

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 19/1

11:05 a.m.-3:20 p.m.

1 stop10h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

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

1 stop11h 20m

C$ 1,012

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 26/1

11:05 a.m.-3:20 p.m.

1 stop10h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

5:00 p.m.-5:40 p.m.

2 stops18h 40m

C$ 1,024

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 19/1

6:20 p.m.-3:20 p.m.

2 stops27h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

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

1 stop11h 20m

C$ 1,030

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 19/1

11:05 a.m.-3:20 p.m.

1 stop10h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

7:05 p.m.-5:40 p.m.

2 stops16h 35m

C$ 1,041

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Wed 20/5

2:25 p.m.-4:55 p.m.

1 stop32h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 31/5

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

1 stop9h 20m

C$ 1,181

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Wed 20/5

2:25 p.m.-4:55 p.m.

1 stop32h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

7:00 p.m.-10:15 a.m.

1 stop9h 15m

C$ 1,181

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 18/5

11:05 a.m.-3:00 p.m.

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 31/5

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

1 stop9h 20m

C$ 1,188

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Tue 2/6

11:05 a.m.-3:00 p.m.

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

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

1 stop9h 20m

C$ 1,241

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

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

How far ahead should I book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Rennes to Pierre Elliott Trudeau Intl. Price data was last updated on 12 December 2025.

The best time to book flights from Rennes to Montreal Pierre Elliott Trudeau Intl Airport is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 574). Flying from Rennes to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of C$ 770). 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.

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 15m. 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, March is the cheapest month in which you can book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 574). Flying from Rennes to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of C$ 770). 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
Laval
Dorval
Cornwall
Sherbrooke
Trois-Rivières
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Louiseville

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 Rennes to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
Nantes to Pierre Elliott Trudeau Intl flights
Brest to Pierre Elliott Trudeau Intl 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 Rennes to Pierre Elliott Trudeau Intl?

Cheapflights makes it easy to find Rennes to Pierre Elliott Trudeau Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Rennes to Pierre Elliott Trudeau Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Rennes to Pierre Elliott Trudeau Intl for you. Better yet — we are completely free to use.

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.

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.