How do I get Price Alerts for flights from Rennes to Cardiff?

Search flight deals from Rennes to Cardiff . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Rennes to Cardiff with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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.

£270 Cheap Flights from Rennes to Cardiff in 2025/26

1 adult

0 bags

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Find the cheapest flights from Rennes to Cardiff

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

16:35 - 09:15RNS-CWL

17h 40m1 stop

09:50 - 10:20CWL-RNS

23h 30m2 stops

£350KLM

Find Deal

Thu, 16 Apr - Mon, 20 Apr

16:35 - 09:15RNS-CWL

17h 40m1 stop

09:50 - 16:00CWL-RNS

5h 10m1 stop

£352KLM

Find Deal

Thu, 16 Apr - Mon, 20 Apr

10:35 - 09:15RNS-CWL

23h 40m2 stops

17:15 - 09:50CWL-RNS

39h 35m2 stops

£363Multiple Airlines

Find Deal

Thu, 16 Apr - Mon, 20 Apr

17:10 - 09:50RNS-CWL

17h 40m1 stop

17:15 - 17:05CWL-RNS

22h 50m1 stop

£374KLM

Find Deal

Mon, 23 Mar - Fri, 27 Mar

17:10 - 09:50RNS-CWL

17h 40m1 stop

17:15 - 17:05CWL-RNS

22h 50m1 stop

£375KLM

Find Deal

Mon, 23 Mar - Fri, 27 Mar

17:30 - 09:50RNS-CWL

17h 20m1 stop

10:20 - 10:20CWL-RNS

47h 00m2 stops

£381Multiple Airlines

Find Deal

Fri, 26 Dec - Tue, 30 Dec

17:30 - 09:50RNS-CWL

17h 20m1 stop

17:25 - 17:00CWL-RNS

22h 35m1 stop

£403KLM

Find Deal

Fri, 26 Dec - Tue, 30 Dec

17:30 - 19:40RNS-CWL

27h 10m2 stops

22:00 - 10:20CWL-RNS

35h 20m3 stops

£410Multiple Airlines

Find Deal

Fri, 26 Dec - Tue, 30 Dec

17:30 - 09:50RNS-CWL

17h 20m1 stop

22:00 - 10:20CWL-RNS

35h 20m3 stops

£413Multiple Airlines

Find Deal

Fri, 26 Dec - Tue, 30 Dec

10:35 - 22:00RNS-CWL

12h 25m3 stops

11:55 - 15:35CWL-RNS

26h 40m3 stops

£415Multiple Airlines

Find Deal

Thu, 16 Apr - Mon, 20 Apr

KLM flights from Rennes to Cardiff

Our best KLM deals on Rennes to Cardiff flight tickets

KLM

10 Nov

RNS17:30Rennes St Jacques

17h 20m

1 stop

CWL09:50Cardiff Wales

17 Nov

CWL17:15Cardiff Wales

22h 50m

1 stop

RNS17:05Rennes St Jacques

£313

Find similar

KLM

16 Apr

RNS16:35Rennes St Jacques

17h 40m

1 stop

CWL09:15Cardiff Wales

20 Apr

CWL09:50Cardiff Wales

23h 30m

2 stops

RNS10:20Rennes St Jacques

£350

Find similar

KLM

16 Apr

RNS16:35Rennes St Jacques

17h 40m

1 stop

CWL09:15Cardiff Wales

20 Apr

CWL09:50Cardiff Wales

5h 10m

1 stop

RNS16:00Rennes St Jacques

£352

Find similar

Fly from

Fly to

Route

Depart

Return

Price

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/4

16:35-09:15

1 stop17h 40m

Cardiff Wales

Mon 20/4

09:50-10:20

2 stops23h 30m

£350

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/4

16:35-09:15

1 stop17h 40m

Cardiff Wales

Mon 20/4

09:50-16:00

1 stop5h 10m

£352

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/4

10:35-09:15

2 stops23h 40m

Cardiff Wales

Mon 20/4

17:15-09:50

2 stops39h 35m

£363

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Mon 23/3

17:10-09:50

1 stop17h 40m

Cardiff Wales

Fri 27/3

17:15-17:05

1 stop22h 50m

£374

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Mon 23/3

17:10-09:50

1 stop17h 40m

Cardiff Wales

Fri 27/3

17:15-17:05

1 stop22h 50m

£374

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Fri 26/12

17:30-09:50

1 stop17h 20m

Cardiff Wales

Tue 30/12

10:20-10:20

2 stops47h 00m

£381

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Fri 26/12

17:30-09:50

1 stop17h 20m

Cardiff Wales

Tue 30/12

17:25-17:00

1 stop22h 35m

£403

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Fri 26/12

17:30-19:40

2 stops27h 10m

Cardiff Wales

Tue 30/12

22:00-10:20

3 stops35h 20m

£410

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Fri 26/12

17:30-09:50

1 stop17h 20m

Cardiff Wales

Tue 30/12

22:00-10:20

3 stops35h 20m

£413

RennesCardiff

RNS - CWL

RNSCWL

Rennes St Jacques

Thu 16/4

10:35-22:00

3 stops12h 25m

Cardiff Wales

Mon 20/4

11:55-15:35

3 stops26h 40m

£415

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

Direct flights	None

There are no direct flights from Rennes to Cardiff. There are no popular flight routes from Rennes to Cardiff.

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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 11h 00m, 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.

How do I get Price Alerts for flights from Rennes to Cardiff?
Search flight deals from Rennes to Cardiff. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Rennes to Cardiff with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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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.