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Cheap flights from Rennes to Montreal Pierre Elliott Trudeau Intl Airport from C$ 791

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
RNS — YUL
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap 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 11 September 2025.

Round-trip from

C$ 848

One-way from

C$ 791

Popular in

August

Cheapest in

March

Average price

C$ 945
13/2-17/2
  • 13/2-17/2
  • 4 total stops
  • 54h 40m total
  • Rennes to Montreal
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3/10
  • 3/10
  • 1 total stop
  • 27h 40m total
  • Rennes to Montreal
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Highest demand for flights based on searches. 12% potential increase in price (C$ 207 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Rennes to Pierre Elliott Trudeau Intl

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 11 September 2025.

Thu 30/105:35 p.m.RNS - YUL
1 stop29h 45mAir France
Wed 12/115:00 p.m.YUL - RNS
1 stop11h 20mAir France
Deal found 11/9C$ 970
Thu 2/104:35 p.m.RNS - YUL
1 stop30h 20mKLM
Tue 14/106:50 p.m.YUL - RNS
1 stop15h 10mKLM
Deal found 11/9C$ 980
Fri 3/106:30 a.m.RNS - YUL
1 stop14h 30mKLM
Fri 17/107:00 p.m.YUL - RNS
1 stop9h 15mKLM
Deal found 11/9C$ 981
Fri 3/106:30 a.m.RNS - YUL
2 stops16h 25mAir France
Fri 17/105:00 p.m.YUL - RNS
1 stop11h 15mAir France
Deal found 11/9C$ 1,005
Thu 30/105:35 p.m.RNS - YUL
1 stop29h 45mKLM
Wed 12/117:05 p.m.YUL - RNS
2 stops16h 00mKLM
Deal found 10/9C$ 1,028
Sat 11/107:10 a.m.RNS - YUL
1 stop13h 50mAir France
Sat 18/105:00 p.m.YUL - RNS
1 stop10h 35mAir France
Deal found 11/9C$ 1,053

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 11 September 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

Fri 13/2

9:05 p.m.-6:25 p.m.

2 stops27h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

10:15 a.m.-7:35 p.m.

2 stops27h 20m

C$ 848

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Thu 2/10

4:35 p.m.-4:55 p.m.

1 stop30h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

6:50 p.m.-4:00 p.m.

1 stop15h 10m

C$ 980

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Fri 3/10

6:30 a.m.-3:00 p.m.

1 stop14h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 17/10

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

1 stop9h 15m

C$ 981

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Thu 30/10

11:05 a.m.-11:14 p.m.

2 stops17h 09m

Montreal Pierre Elliott Trudeau Intl

Wed 12/11

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

2 stops16h 00m

C$ 1,100

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Mon 15/12

10:35 a.m.-8:50 p.m.

2 stops16h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 28/12

11:00 p.m.-10:20 a.m.

1 stop29h 20m

C$ 1,172

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sat 1/11

11:20 a.m.-1:15 p.m.

1 stop30h 55m

Montreal Pierre Elliott Trudeau Intl

Sat 29/11

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

1 stop11h 20m

C$ 1,178

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sat 1/11

11:20 a.m.-4:20 p.m.

1 stop10h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 29/11

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

1 stop11h 20m

C$ 1,179

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Wed 22/10

4:35 p.m.-4:55 p.m.

1 stop30h 20m

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

8:10 p.m.-5:05 p.m.

1 stop15h 55m

C$ 1,183

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Fri 3/10

8:15 p.m.-5:55 p.m.

1 stop27h 40m

C$ 791

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

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 29 August 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, October is the cheapest month in which you can book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Rennes to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 317). 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 30h 20m. 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, October is the cheapest month in which you can book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Rennes to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 317). 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
Sherbrooke
Cornwall
Brossard
Longueuil
Montebello
Trois-Rivières
Drummondville
Saint-Jean-sur-Richelieu
Boucherville
Bromont
North Hatley
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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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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