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Cheap flights from Rennes to Cardiff from £196

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rennes to Cardiff departing on 14/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Rennes to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Air France Logo
18:10 - 16:45
RNS
-
CWL
23h 35m
1 stop
Air France Logo
17:15 - 10:20
CWL
-
RNS
16h 05m
2 stops
£226Air France
Thu, 16 Jul - Wed, 22 Jul
Air France Logo
18:10 - 16:45
RNS
-
CWL
23h 35m
1 stop
Air France Logo
17:15 - 10:20
CWL
-
RNS
16h 05m
2 stops
£227Air France
Thu, 16 Jul - Wed, 22 Jul
Air France Logo
18:10 - 16:45
RNS
-
CWL
23h 35m
1 stop
Air France Logo
17:15 - 17:35
CWL
-
RNS
23h 20m
1 stop
£237Air France
Thu, 16 Jul - Wed, 22 Jul
Air France Logo
18:10 - 16:45
RNS
-
CWL
23h 35m
1 stop
Air France Logo
17:15 - 17:35
CWL
-
RNS
23h 20m
1 stop
£238Air France
Thu, 16 Jul - Wed, 22 Jul
Multiple Airlines Logo
17:10 - 06:55
RNS
-
CWL
14h 45m
2 stops
Multiple Airlines Logo
22:10 - 10:20
CWL
-
RNS
35h 10m
3 stops
£263Multiple Airlines
Fri, 18 Sep - Mon, 21 Sep
Air France Logo
18:05 - 16:45
RNS
-
CWL
23h 40m
1 stop
Air France Logo
17:15 - 10:20
CWL
-
RNS
16h 05m
2 stops
£265Air France
Sun, 19 Jul - Sun, 26 Jul
Air France Logo
18:10 - 16:45
RNS
-
CWL
23h 35m
1 stop
Air France Logo
17:15 - 10:20
CWL
-
RNS
40h 05m
2 stops
£283Air France
Thu, 16 Jul - Thu, 23 Jul
Multiple Airlines Logo
18:05 - 16:45
RNS
-
CWL
23h 40m
1 stop
Multiple Airlines Logo
22:50 - 16:30
CWL
-
RNS
16h 40m
2 stops
£291Multiple Airlines
Thu, 13 Aug - Thu, 20 Aug
Multiple Airlines Logo
12:40 - 09:10
RNS
-
CWL
21h 30m
2 stops
Multiple Airlines Logo
23:15 - 19:25
CWL
-
RNS
19h 10m
2 stops
£294Multiple Airlines
Sat, 11 Jul - Wed, 15 Jul
Air France Logo
11:05 - 16:45
RNS
-
CWL
30h 40m
2 stops
Air France Logo
17:15 - 10:20
CWL
-
RNS
16h 05m
2 stops
£296Air France
Thu, 16 Jul - Wed, 22 Jul

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KLM flights from Rennes to Cardiff

Our best KLM deals on Rennes to Cardiff flight tickets
KLM
16 Jul
RNS18:10Rennes St Jacques
23h 35m
1 stop
CWL16:45Cardiff Wales
22 Jul
CWL17:15Cardiff Wales
23h 20m
1 stop
RNS17:35Rennes St Jacques
£299
KLM
19 Jul
RNS18:05Rennes St Jacques
16h 10m
1 stop
CWL09:15Cardiff Wales
26 Jul
CWL09:50Cardiff Wales
6h 45m
1 stop
RNS17:35Rennes St Jacques
£307
KLM
19 Jul
RNS11:05Rennes St Jacques
30h 40m
2 stops
CWL16:45Cardiff Wales
26 Jul
CWL17:15Cardiff Wales
16h 05m
2 stops
RNS10:20Rennes St Jacques
£326

Air France flights from Rennes to Cardiff

Our best Air France deals on Rennes to Cardiff flight tickets
Air France
4 Jul
RNS18:05Rennes St Jacques
23h 40m
1 stop
CWL16:45Cardiff Wales
11 Jul
CWL17:35Cardiff Wales
39h 45m
2 stops
RNS10:20Rennes St Jacques
£217
Air France
16 Jul
RNS18:10Rennes St Jacques
23h 35m
1 stop
CWL16:45Cardiff Wales
22 Jul
CWL17:15Cardiff Wales
16h 05m
2 stops
RNS10:20Rennes St Jacques
£226
Air France
16 Jul
RNS18:10Rennes St Jacques
23h 35m
1 stop
CWL16:45Cardiff Wales
22 Jul
CWL17:15Cardiff Wales
16h 05m
2 stops
RNS10:20Rennes St Jacques
£227

momondo Fare Finder

 
Customise your flight search to find flights from Rennes to Cardiff 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, momondo users made 279,928 searches. Data last updated 29 June 2026.
Use the filters below to find and compare flights from Rennes to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/7

18:10-16:45

1 stop23h 35m

Cardiff Wales

Wed 22/7

17:15-10:20

2 stops16h 05m

£226

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/7

18:10-16:45

1 stop23h 35m

Cardiff Wales

Wed 22/7

17:15-10:20

2 stops16h 05m

£227

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/7

18:10-16:45

1 stop23h 35m

Cardiff Wales

Wed 22/7

17:15-17:35

1 stop23h 20m

£237

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/7

18:10-16:45

1 stop23h 35m

Cardiff Wales

Wed 22/7

17:15-17:35

1 stop23h 20m

£238

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Fri 18/9

17:10-06:55

2 stops14h 45m

Cardiff Wales

Mon 21/9

22:10-10:20

3 stops35h 10m

£263

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Sun 19/7

18:05-16:45

1 stop23h 40m

Cardiff Wales

Sun 26/7

17:15-10:20

2 stops16h 05m

£265

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/7

18:10-16:45

1 stop23h 35m

Cardiff Wales

Thu 23/7

17:15-10:20

2 stops40h 05m

£283

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 13/8

18:05-16:45

1 stop23h 40m

Cardiff Wales

Thu 20/8

22:50-16:30

2 stops16h 40m

£291

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Sat 11/7

12:40-09:10

2 stops21h 30m

Cardiff Wales

Wed 15/7

23:15-19:25

2 stops19h 10m

£294

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/7

11:05-16:45

2 stops30h 40m

Cardiff Wales

Wed 22/7

17:15-10:20

2 stops16h 05m

£296

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

See travel insights to Cardiff from

How to get the cheapest flight ticket from Rennes to Cardiff

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Rennes St Jacques to Cardiff Wales?

KLM is the most popular carrier operating from Rennes St Jacques to Cardiff Wales

When to book flights from Rennes to Cardiff

Are you open to changing your travel dates? Check out the ideal times to fly from Rennes to Cardiff according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Rennes to Cardiff (RNS to CWL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rennes to Cardiff

Fastest flight time

13h 20m

Direct flights

None
The fastest flight from Rennes to Cardiff takes 13h 20m
There are no direct flights from Rennes to Cardiff. There are no popular flight routes from Rennes to Cardiff.
Search flight deals

Frequently asked questions about flying from Rennes to Cardiff

  • How far is Rennes St Jacques to Cardiff Wales by plane?

    Cardiff Wales is 242.0 mi away from Rennes St Jacques. Flights usually cover this in 13h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Rennes St Jacques Airport to Cardiff Wales Airport?

    Prices for flights from Rennes St Jacques Airport to Cardiff Wales Airport are updated daily.

  • How old do you have to be to fly from Rennes St Jacques Airport to Cardiff Wales Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Rennes St Jacques Airport to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The required travel and health documents for your Cardiff Wales Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cardiff Wales Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

Why use momondo?

Why should I use momondo to find a flight deal from Rennes to Cardiff?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rennes to Cardiff . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Rennes to Cardiff with flexible booking policies on momondo?

Flights from Rennes to Cardiff with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Rennes to Cardiff?

momondo provides multiple filters to help you find the best flight to Cardiff from Rennes. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Rennes to Cardiff right now. Can momondo alert me if prices change?

Price alerts on flights to Cardiff from Rennes are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport