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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Rennes from C$ 728

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — RNS
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Rennes

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Rennes
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 March 2026.

Sun 5/47:00 p.m.
YUL
-
RNS
1 stop9h 20m
KLM
Tue 21/42:25 p.m.
RNS
-
YUL
1 stop32h 30m
KLM
Deal found 14/3C$ 837
Thu 11/67:00 p.m.
YUL
-
RNS
1 stop9h 20m
Delta
Mon 15/611:05 a.m.
RNS
-
YUL
1 stop15h 00m
Delta
Deal found 15/3C$ 844
Thu 11/610:30 p.m.
YUL
-
RNS
1 stop29h 50m
KLM
Mon 15/611:05 a.m.
RNS
-
YUL
1 stop15h 00m
KLM
Deal found 12/3C$ 856
Thu 11/610:30 p.m.
YUL
-
RNS
2 stops14h 10m
Multiple Airlines
Mon 15/611:05 a.m.
RNS
-
YUL
1 stop15h 00m
Multiple Airlines
Deal found 12/3C$ 866
Sun 5/45:00 p.m.
YUL
-
RNS
1 stop11h 20m
Delta
Tue 21/411:05 a.m.
RNS
-
YUL
2 stops35h 50m
Delta
Deal found 14/3C$ 875
Fri 20/36:00 p.m.
YUL
-
RNS
1 stop11h 35m
Delta
Wed 1/42:25 p.m.
RNS
-
YUL
2 stops38h 48m
Delta
Deal found 12/3C$ 882
Fri 20/38:05 p.m.
YUL
-
RNS
1 stop9h 30m
Delta
Mon 30/32:25 p.m.
RNS
-
YUL
2 stops38h 48m
Delta
Deal found 12/3C$ 884
Mon 23/38:10 p.m.
YUL
-
RNS
1 stop15h 55m
Delta
Wed 1/42:25 p.m.
RNS
-
YUL
2 stops38h 48m
Delta
Deal found 12/3C$ 889

Find flight deals from Pierre Elliott Trudeau Intl to Rennes

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Rennes (RNS). 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 16 March 2026.

Round-trip from

C$ 837

One-way from

C$ 605

Popular in

June

Cheapest in

April

Average price

C$ 1,257
KLM
  • KLM
  • 5/4-21/4
  • 2 total stops
  • 41h 50m total
  • Montreal to Rennes
Search Deals
25/4
  • 25/4
  • 3 total stops
  • 33h 10m total
  • Montreal to Rennes
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 489 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease (C$ 234 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Rennes 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 16 March 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

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

1 stop9h 20m

Rennes St Jacques

Mon 15/6

11:05 a.m.-8:05 p.m.

1 stop15h 00m

C$ 844

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

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

1 stop11h 20m

Rennes St Jacques

Wed 6/5

11:05 a.m.-11:08 p.m.

2 stops18h 03m

C$ 1,170

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Thu 6/8

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

1 stop11h 20m

Rennes St Jacques

Tue 25/8

11:05 a.m.-6:25 p.m.

1 stop13h 20m

C$ 1,250

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

9:00 p.m.-4:20 p.m.

1 stop13h 20m

Rennes St Jacques

Mon 21/9

12:30 p.m.-2:15 p.m.

1 stop31h 45m

C$ 1,446

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Thu 6/8

10:05 p.m.-4:30 p.m.

1 stop12h 25m

Rennes St Jacques

Mon 24/8

4:00 p.m.-2:15 p.m.

1 stop28h 15m

C$ 1,464

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

10:20 p.m.-5:35 p.m.

2 stops13h 15m

Rennes St Jacques

Mon 21/9

6:20 p.m.-3:00 p.m.

2 stops26h 40m

C$ 1,475

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Thu 9/7

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

1 stop9h 20m

Rennes St Jacques

Wed 12/8

5:50 p.m.-4:55 p.m.

1 stop29h 05m

C$ 1,497

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

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

1 stop31h 20m

Rennes St Jacques

Mon 24/8

11:05 a.m.-6:25 p.m.

1 stop13h 20m

C$ 1,501

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

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

1 stop11h 20m

Rennes St Jacques

Mon 10/8

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

1 stop28h 50m

C$ 1,502
Cheapest one-way

MontrealRennes

YUL - RNS

YULRNS

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

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

3 stops29h 35m

C$ 728

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/3

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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

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

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

Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Rennes (average of C$ 755). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Rennes in December is currently the most expensive (average of C$ 1,174). 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.

Reviews of airlines servicing Rennes

Get insights into the airlines that provide service to Rennes. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rennes. Reviews last updated 16 March 2026.
Get a feel of what it's like to fly with KLM and Air France from Montreal Pierre Elliott Trudeau Intl Airport to Rennes by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,471 reviews
Check prices

Crew

8.4

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,471 reviews
KLM
7.8
Good
1,471 reviews
Check prices

Crew

8.4

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air France
7.4
Good
1,546 reviews
KLM
7.8
Good
1,471 reviews
Check prices

Crew

8.4

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

    Most people fly into Rennes St Jacques (RNS) if they book a flight to Rennes from Montreal Pierre Elliott Trudeau Intl. On average, St Jacques has 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day from 2 airlines. Rennes St Jacques is conveniently located just 6.5 km from Rennes’s city centre.

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

    Delta can get you from Montreal Pierre Elliott Trudeau Intl Airport to Rennes in just under 9h 20m. Your travel time can differ by up to . The distance from Montreal Pierre Elliott Trudeau Intl Airport to Rennes is about 5283 km.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Rennes round-trip?

    Our cheapest airline available from Montreal Pierre Elliott Trudeau Intl Airport to Rennes is Air France. Our recent data shows that you can find tickets from as low as C$ 988 on this airline. An additional option worth looking into is KLM, starting at C$ 998. Air France is 30% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Rennes (average of C$ 755). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Rennes in December is currently the most expensive (average of C$ 1,174). 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

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Alternative routes for Pierre Elliott Trudeau Intl to Rennes

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

Top 2 airlines flying from Pierre Elliott Trudeau Intl to Rennes

Discover the top 2 airlines that operate flights from Pierre Elliott Trudeau Intl to Rennes. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapestC$ 988AverageC$ 1,388FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapestC$ 998AverageC$ 1,318FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Rennes?

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

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