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Cheap flights from Rennes to Montreal Pierre Elliott Trudeau Intl Airport from C$ 685

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
RNS — YUL
26 Feb — 5 Mar1
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 27 January 2026.

Wed 11/311:05 a.m.
RNS
-
YUL
1 stop10h 15m
KLM
Wed 18/36:00 p.m.
YUL
-
RNS
1 stop11h 20m
KLM
Deal found 25/1C$ 850
Thu 3/92:25 p.m.
RNS
-
YUL
1 stop32h 30m
KLM
Fri 11/97:00 p.m.
YUL
-
RNS
1 stop11h 55m
KLM
Deal found 26/1C$ 852
Wed 11/311:05 a.m.
RNS
-
YUL
1 stop10h 15m
Air France
Wed 18/36:00 p.m.
YUL
-
RNS
1 stop11h 20m
Air France
Deal found 25/1C$ 853
Mon 2/211:05 a.m.
RNS
-
YUL
1 stop10h 15m
KLM
Sun 15/25:00 p.m.
YUL
-
RNS
1 stop11h 20m
KLM
Deal found 25/1C$ 861
Wed 20/511:05 a.m.
RNS
-
YUL
1 stop9h 55m
Air France
Wed 10/610:20 p.m.
YUL
-
RNS
1 stop30h 00m
Air France
Deal found 26/1C$ 863
Thu 5/211:05 a.m.
RNS
-
YUL
1 stop10h 15m
KLM
Wed 18/25:00 p.m.
YUL
-
RNS
1 stop11h 20m
KLM
Deal found 27/1C$ 864
Mon 2/211:05 a.m.
RNS
-
YUL
1 stop31h 10m
Air France
Sun 15/25:00 p.m.
YUL
-
RNS
1 stop11h 20m
Air France
Deal found 25/1C$ 878

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 27 January 2026.

Round-trip from

C$ 861

One-way from

C$ 685

Popular in

August

Cheapest in

March

Average price

C$ 1,001
KLM
  • KLM
  • 11/3-18/3
  • 2 total stops
  • 21h 35m total
  • Rennes to Montreal
Search Deals
7/7
  • 7/7
  • 2 total stops
  • 14h 55m total
  • Rennes to Montreal
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 141 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 January 2026
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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 27 January 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

Rennes

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Wed 11/3

11:05 a.m.-4:20 p.m.

1 stop10h 15m

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

6:00 p.m.-10:20 a.m.

1 stop11h 20m

C$ 850

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Wed 20/5

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

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

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

1 stop30h 00m

C$ 863

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Wed 11/3

11:05 a.m.-2:45 p.m.

2 stops32h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

6:00 p.m.-10:20 a.m.

1 stop11h 20m

C$ 1,020

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Wed 20/5

11:05 a.m.-3:35 p.m.

2 stops34h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

1:30 p.m.-5:40 p.m.

3 stops22h 10m

C$ 1,149

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sat 18/4

5:05 p.m.-4:55 p.m.

1 stop29h 50m

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

6:50 p.m.-1:55 p.m.

1 stop13h 05m

C$ 1,150

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sat 4/7

4:15 p.m.-2:15 p.m.

1 stop28h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 23/7

10:05 p.m.-4:20 p.m.

1 stop12h 15m

C$ 1,172

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Tue 7/7

12:05 p.m.-9:00 p.m.

2 stops14h 55m

C$ 685

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sat 14/2

9:40 a.m.-8:15 p.m.

2 stops40h 35m

C$ 885

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sat 4/7

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

1 stop28h 50m

C$ 2,159

RennesMontreal

RNS - YUL

RNSYUL

Rennes St Jacques

Sun 5/7

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

1 stop28h 50m

C$ 2,159

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 14 results
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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, March is the cheapest month in which you can book a flight from Rennes to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 571). Flying from Rennes to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of C$ 767). 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 9h 55m. The distance from Rennes to Montreal Pierre Elliott Trudeau Intl Airport is about 5283 km. This flight may include one or multiple stops.

  • 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$ 571). Flying from Rennes to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of C$ 767). 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
Trois-Rivières
Sherbrooke
Cornwall
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
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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Brest to Pierre Elliott Trudeau Intl flights

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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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