What is the cheapest airline that flies from Rennes St Jacques to London Heathrow?

KLM is the most popular carrier operating from Rennes St Jacques to London Heathrow

When did momondo last update prices for flights from Rennes St Jacques Airport to London Heathrow Airport?

Prices for flights from Rennes St Jacques Airport to London Heathrow Airport refresh daily.

How old do you have to be to fly from Rennes St Jacques Airport to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rennes St Jacques Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£93 Cheap Flights from Rennes to London Heathrow Airport in 2026

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Find the cheapest flights from Rennes to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

11:05 - 16:35

RNS

LHR

6h 30m

1 stop

19:45 - 10:20

LHR

RNS

13h 35m

1 stop

£182Air France

Fri, 5 Jun - Sun, 7 Jun

11:05 - 16:35

RNS

LHR

6h 30m

1 stop

19:45 - 10:20

LHR

RNS

13h 35m

1 stop

£183Air France

Wed, 3 Jun - Sun, 7 Jun

11:05 - 13:45

RNS

LHR

3h 40m

1 stop

19:45 - 10:20

LHR

RNS

13h 35m

1 stop

£184Air France

Wed, 10 Jun - Mon, 15 Jun

11:05 - 16:35

RNS

LHR

6h 30m

1 stop

19:45 - 10:20

LHR

RNS

13h 35m

1 stop

£185Air France

Wed, 10 Jun - Sun, 14 Jun

11:05 - 16:35

RNS

LHR

6h 30m

1 stop

19:45 - 10:20

LHR

RNS

13h 35m

1 stop

£185Air France

Mon, 8 Jun - Fri, 12 Jun

11:05 - 13:45

RNS

LHR

3h 40m

1 stop

19:45 - 10:20

LHR

RNS

13h 35m

1 stop

£186Air France

Thu, 4 Jun - Sun, 7 Jun

11:05 - 16:35

RNS

LHR

6h 30m

1 stop

17:35 - 10:20

LHR

RNS

15h 45m

1 stop

£187Air France

Wed, 10 Jun - Wed, 17 Jun

11:05 - 16:35

RNS

LHR

6h 30m

1 stop

19:45 - 10:20

LHR

RNS

13h 35m

1 stop

£188Air France

Wed, 17 Jun - Mon, 22 Jun

11:05 - 16:35

RNS

LHR

6h 30m

1 stop

19:45 - 10:20

LHR

RNS

13h 35m

1 stop

£188Air France

Thu, 28 May - Wed, 3 Jun

16:45 - 19:15

RNS

LHR

3h 30m

1 stop

20:25 - 10:20

LHR

RNS

12h 55m

2 stops

£190KLM

Fri, 30 Oct - Sun, 8 Nov

Air France flights from Rennes to London Heathrow Airport

Our best Air France deals on Rennes to London Heathrow Airport flight tickets

Air France

5 Jun

RNS11:05Rennes St Jacques

6h 30m

1 stop

LHR16:35London Heathrow

7 Jun

LHR19:45London Heathrow

13h 35m

1 stop

RNS10:20Rennes St Jacques

£182

Air France

3 Jun

RNS11:05Rennes St Jacques

6h 30m

1 stop

LHR16:35London Heathrow

7 Jun

LHR19:45London Heathrow

13h 35m

1 stop

RNS10:20Rennes St Jacques

£183

Air France

10 Jun

RNS11:05Rennes St Jacques

3h 40m

1 stop

LHR13:45London Heathrow

15 Jun

LHR19:45London Heathrow

13h 35m

1 stop

RNS10:20Rennes St Jacques

£184

KLM flights from Rennes to London Heathrow Airport

Our best KLM deals on Rennes to London Heathrow Airport flight tickets

KLM

30 Oct

RNS16:45Rennes St Jacques

3h 30m

1 stop

LHR19:15London Heathrow

8 Nov

LHR20:25London Heathrow

12h 55m

2 stops

RNS10:20Rennes St Jacques

£190

KLM

30 Oct

RNS16:45Rennes St Jacques

3h 30m

1 stop

LHR19:15London Heathrow

8 Nov

LHR20:25London Heathrow

18h 50m

1 stop

RNS16:15Rennes St Jacques

£194

KLM

23 Jun

RNS14:25Rennes St Jacques

4h 10m

1 stop

LHR17:35London Heathrow

26 Jun

LHR20:55London Heathrow

12h 25m

2 stops

RNS10:20Rennes St Jacques

£197

momondo Fare Finder

Use the filters below to find and compare flights from Rennes to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Fri 5/6

11:05-16:35

1 stop6h 30m

London Heathrow

Sun 7/6

19:45-10:20

1 stop13h 35m

£182

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Wed 3/6

11:05-16:35

1 stop6h 30m

London Heathrow

Sun 7/6

19:45-10:20

1 stop13h 35m

£183

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Wed 10/6

11:05-13:45

1 stop3h 40m

London Heathrow

Mon 15/6

19:45-10:20

1 stop13h 35m

£184

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Wed 10/6

11:05-16:35

1 stop6h 30m

London Heathrow

Sun 14/6

19:45-10:20

1 stop13h 35m

£185

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Mon 8/6

11:05-16:35

1 stop6h 30m

London Heathrow

Fri 12/6

19:45-10:20

1 stop13h 35m

£185

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Thu 4/6

11:05-13:45

1 stop3h 40m

London Heathrow

Sun 7/6

19:45-10:20

1 stop13h 35m

£186

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Wed 10/6

11:05-16:35

1 stop6h 30m

London Heathrow

Wed 17/6

17:35-10:20

1 stop15h 45m

£187

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Wed 17/6

11:05-16:35

1 stop6h 30m

London Heathrow

Mon 22/6

19:45-10:20

1 stop13h 35m

£188

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Thu 28/5

11:05-16:35

1 stop6h 30m

London Heathrow

Wed 3/6

19:45-10:20

1 stop13h 35m

£188

Fastest return journey

RennesLondon

RNS - LHR

RNSLHR

Rennes St Jacques

Fri 30/10

16:45-19:15

1 stop3h 30m

London Heathrow

Sun 8/11

20:25-10:20

2 stops12h 55m

£190

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Rennes to London Heathrow Airport

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

Prices

Airlines

What is the cheapest month to fly to London Heathrow Airport?

In general, August is the cheapest month to fly from Rennes to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £0. The month of May is another great option to travel to London Heathrow Airport, with average flight prices from Rennes averaging around £0.

When to book flights from Rennes to London Heathrow Airport

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

Estimated return price

Cheap Rennes to London Heathrow Airport (RNS to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rennes to London Heathrow Airport

Fastest flight time	3h 40m
Direct flights	None

The fastest flight from Rennes to London Heathrow Airport takes 3h 40m

There are no direct flights from Rennes to London Heathrow Airport. There are no popular flight routes from Rennes to London Heathrow Airport.

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Frequently asked questions about flying from Rennes to London Heathrow Airport

How far is Rennes St Jacques to London Heathrow by plane?
The distance between Rennes St Jacques and London Heathrow is about 238.2 mi. A reasonable flight in good conditions will take 3h 40m.
When did momondo last update prices for flights from Rennes St Jacques Airport to London Heathrow Airport?
Prices for flights from Rennes St Jacques Airport to London Heathrow Airport refresh daily.
How old do you have to be to fly from Rennes St Jacques Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rennes St Jacques Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Rennes.

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

momondo does allow users to show only those flights to London from Rennes which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Rennes and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Rennes to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.