What are the cheapest airlines flying from London to Rennes round-trip?

According to our current data, easyJet (£74), KLM (£191), and Air France (£264) offers the cheapest pricing from London to Rennes. easyJet is currently priced 38% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from London to Rennes one-way?

£34 is the cheapest one-way deal found within the past few days, from easyJet. You may also be able to find cheap deals on KLM and Air France, with prices starting from £97 and £133, respectively.

What is the cheapest day to fly from London to Rennes?

Travellers seeking maximum savings on their London to Rennes flight should consider departing on Friday mornings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Rennes ranges from 38.0 - 75.0 inches per month. October is typically the wettest month, when rainfall can reach 75.0 mm. August is typically the driest time to visit Rennes when rainfall is around 38.0 mm.

If weather is an important factor for your trip to Rennes, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).

What are the most popular routes from London to Rennes?

The most popular route from London to Rennes is London Heathrow - Rennes St Jacques. You may also consider London Luton - Rennes St Jacques or London Stansted - Rennes St Jacques.

What is the cheapest day to fly round-trip from London to Rennes?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 41% when planning your travel around this day of the week.

How far in advance should I book a flight from London to Rennes?

To save on the cost of your flight from London to Rennes, book at least 48 days before your planned departure. Booking around this time can save you about 58% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £82 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £121.

What is the cheapest month to fly from London to Rennes?

The best pricing can be found in the month of March. Prices to Rennes from London average £120. You can even find prices in March for less than £120, as users have found deals to Rennes from as low as £44. The month of August appears to be one of the more expensive times to travel to Rennes from London. Flying in the targeted month can save you up to 52%.

What airport do you fly into for flights to Rennes from London?

Rennes St Jacques (RNS) is the airport you will fly into if you book a flight from London to Rennes. You should not have trouble finding flights to St Jacques from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Rennes airport from London. It is only a 4.0 mi journey from St Jacques (RNS) to Rennes’s city center.

Can I find deals for flights from London to Rennes that include hotel bookings?

Yes. In addition to deals on London to Rennes flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Rennes?

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

Can I find deals for business class flights from London to Rennes?

Yes. Cheapflights offers flight deals from London 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.

£34+ Flights from London to Rennes

Cheapflights Tip: The best prices from London to Rennes St Jacques are usually found in March or September, booked 73 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from London to Rennes

Round-trip from	£74
One-way from	£34
Popular in	August
Cheapest in	March
Average price	£183
Good round-trip deal	£155 or less
Good one-way deal	£107 or less

easyJet
21/9-26/9
Nonstop
2h 20m total
London to Rennes

Search Deals

easyJet
28/9
Nonstop
1h 15m total
London to Rennes

Search Deals

Highest demand for flights based on searches. 20% potential increase in price (£21 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from London (LON) to Rennes St Jacques.

Search Deals

Price to beat on a one-way flight from London (LON) to Rennes St Jacques.

Search Deals

Find flight deals from London to Rennes

Cheapest flights from London to Rennes
Explore the most affordable flight options available from London to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2025.

Sun 21/913:25LGW - RNS

Nonstop1h 15measyJet

Fri 26/917:40RNS - LGW

Nonstop1h 05measyJet

Deal found 30/6£74

Fri 29/814:15LGW - RNS

Nonstop1h 15mMultiple Airlines

Sat 30/818:50RNS - LGW

1 stop14h 25mMultiple Airlines

Deal found 30/6£138

Wed 10/906:30LHR - RNS

1 stop8h 30mMultiple Airlines

Tue 18/1111:05RNS - LHR

1 stop11h 20mMultiple Airlines

Deal found 1/7£172

Fri 5/922:50STN - RNS

1 stop18h 20mMultiple Airlines

Fri 19/920:15RNS - STN

1 stop4h 25mMultiple Airlines

Deal found 1/7£186

Fri 15/820:55LHR - RNS

1 stop12h 50mKLM

Fri 22/817:50RNS - LHR

1 stop4h 05mKLM

Deal found 1/7£191

Wed 10/909:20LCY - RNS

1 stop5h 40mKLM

Tue 18/1114:20RNS - LCY

1 stop4h 00mKLM

Deal found 1/7£196

Wed 20/810:00LTN - RNS

1 stop4h 25mMultiple Airlines

Wed 27/816:00RNS - LTN

1 stop7h 10mMultiple Airlines

Deal found 30/6£214

Sat 19/719:45LHR - RNS

1 stop12h 50mAir France

Thu 31/711:45RNS - LHR

1 stop7h 50mAir France

Deal found 1/7£264

Tue 15/707:45LCY - RNS

2 stops13h 10mMultiple Airlines

Fri 18/711:20RNS - LCY

1 stop8h 10mMultiple Airlines

Deal found 30/6£333

Fri 25/711:05SEN - RNS

2 stops9h 40mMultiple Airlines

Sun 27/710:15RNS - SEN

1 stop6h 05mMultiple Airlines

Deal found 1/7£450

Best flights from London to Rennes
Discover carefully curated flight deals from London to Rennes that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 July 2025.

Sun 21/913:25LGW - RNS

Nonstop1h 15measyJet

Fri 26/917:40RNS - LGW

Nonstop1h 05measyJet

Deal found 30/6£74

Fri 29/814:15LGW - RNS

Nonstop1h 15mMultiple Airlines

Sat 30/818:50RNS - LGW

1 stop14h 25mMultiple Airlines

Deal found 30/6£138

Fri 15/820:55LHR - RNS

1 stop12h 50mKLM

Fri 22/817:50RNS - LHR

1 stop4h 05mKLM

Deal found 1/7£191

Sat 19/719:45LHR - RNS

1 stop12h 50mAir France

Mon 4/811:45RNS - LHR

1 stop7h 50mAir France

Deal found 1/7£264

Wed 10/906:30LHR - RNS

1 stop8h 30mMultiple Airlines

Tue 18/1111:05RNS - LHR

1 stop11h 20mMultiple Airlines

Deal found 1/7£172

Wed 10/909:20LCY - RNS

1 stop5h 40mKLM

Tue 18/1114:20RNS - LCY

1 stop4h 00mKLM

Deal found 1/7£196

Fri 5/922:50STN - RNS

1 stop18h 20mMultiple Airlines

Fri 19/920:15RNS - STN

1 stop4h 25mMultiple Airlines

Deal found 1/7£186

Wed 20/810:00LTN - RNS

1 stop4h 25mMultiple Airlines

Wed 27/816:00RNS - LTN

1 stop7h 10mMultiple Airlines

Deal found 30/6£214

Tue 15/707:45LCY - RNS

2 stops13h 10mMultiple Airlines

Fri 18/711:20RNS - LCY

1 stop8h 10mMultiple Airlines

Deal found 30/6£333

Fri 25/711:05SEN - RNS

2 stops9h 40mMultiple Airlines

Sun 27/710:15RNS - SEN

1 stop6h 05mMultiple Airlines

Deal found 1/7£450

Last-minute flights from London to Rennes
Discover last-minute flight deals from London to Rennes. Data last updated 2 July 2025 and is based on user searches.

Thu 10/709:20LCY - RNS

1 stop6h 55mKLM

Mon 14/711:20RNS - LCY

1 stop9h 20mKLM

Deal found 30/6£352

Fri 11/714:15LGW - RNS

Nonstop1h 15measyJet

Sun 13/716:10RNS - LGW

Nonstop1h 15measyJet

Deal found 30/6£258

Fri 11/714:15LGW - RNS

Nonstop1h 15mMultiple Airlines

Sun 13/716:20RNS - LGW

2 stops41h 00mMultiple Airlines

Deal found 30/6£273

Fri 11/719:45LHR - RNS

1 stop13h 30mMultiple Airlines

Sun 13/717:00RNS - LHR

1 stop4h 55mMultiple Airlines

Deal found 30/6£300

Fri 11/719:00LTN - RNS

1 stop14h 15mMultiple Airlines

Sun 13/710:15RNS - LTN

1 stop8h 55mMultiple Airlines

Deal found 30/6£330

Fri 11/720:55LHR - RNS

2 stops12h 20mKLM

Sun 13/710:15RNS - LHR

2 stops34h 10mKLM

Deal found 30/6£340

Fri 11/720:20STN - RNS

3 stops36h 15mMultiple Airlines

Sun 13/716:20RNS - STN

2 stops16h 10mMultiple Airlines

Deal found 30/6£342

Fri 11/708:55LCY - RNS

3 stops24h 20mMultiple Airlines

Sun 13/710:15RNS - LCY

3 stops33h 20mMultiple Airlines

Deal found 30/6£568

Fri 11/711:05SEN - RNS

2 stops9h 40mMultiple Airlines

Sun 13/710:15RNS - SEN

1 stop6h 05mMultiple Airlines

Deal found 30/6£709

Tue 15/707:45LCY - RNS

2 stops13h 10mMultiple Airlines

Fri 18/711:20RNS - LCY

1 stop8h 10mMultiple Airlines

Deal found 30/6£333

Wed 16/713:25LGW - RNS

Nonstop1h 15measyJet

Wed 6/816:15RNS - LGW

Nonstop1h 15measyJet

Deal found 1/7£146

Sat 19/719:45LHR - RNS

1 stop12h 50mAir France

Thu 31/711:45RNS - LHR

1 stop7h 50mAir France

Deal found 1/7£264

One-way flights from London to Rennes
Search for one-way flight options from London to Rennes. Find affordable one-way fares based on user searches. Data last updated 2 July 2025.

Sun 28/913:25LGW - RNS

Nonstop1h 15measyJet

Deal found 1/7£34

Wed 24/920:50STN - RNS

1 stop19h 10mMultiple Airlines

Deal found 1/7£92

Wed 24/908:50LGW - RNS

1 stop5h 35mMultiple Airlines

Deal found 1/7£94

Wed 24/908:40LHR - RNS

1 stop6h 20mKLM

Deal found 1/7£97

Wed 24/918:15LTN - RNS

1 stop16h 20measyJet

Deal found 1/7£98

Wed 24/908:40LCY - RNS

1 stop6h 20mKLM

Deal found 1/7£103

Tue 16/908:30LTN - RNS

2 stops24h 30mMultiple Airlines

Deal found 1/7£106

Sun 14/920:05SEN - RNS

2 stops19h 30mMultiple Airlines

Deal found 30/6£114

Tue 16/920:25SEN - RNS

2 stops14h 40measyJet

Deal found 1/7£116

Tue 16/920:50LHR - RNS

2 stops14h 15mMultiple Airlines

Deal found 1/7£124

Mon 4/819:45LHR - RNS

2 stops36h 35mAir France

Deal found 1/7£133

Sun 14/914:30LCY - RNS

1 stop5h 35mMultiple Airlines

Deal found 30/6£155

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonRennes

LGW - RNS

LGWRNS

London Gatwick

Sun 21/9

13:25-15:40

Nonstop1h 15m

Rennes St Jacques

Fri 26/9

17:40-17:45

Nonstop1h 05m

£74

LondonRennes

LGW - RNS

LGWRNS

London Gatwick

Fri 29/8

14:15-16:30

Nonstop1h 15m

Rennes St Jacques

Sat 30/8

18:50-08:15

1 stop14h 25m

£138

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Wed 10/9

06:30-16:00

1 stop8h 30m

Rennes St Jacques

Tue 18/11

11:05-21:25

1 stop11h 20m

£172

LondonRennes

STN - RNS

STNRNS

London Stansted

Fri 5/9

22:50-18:10

1 stop18h 20m

Rennes St Jacques

Fri 19/9

20:15-23:40

1 stop4h 25m

£186

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Fri 15/8

20:55-10:45

1 stop12h 50m

Rennes St Jacques

Fri 22/8

17:50-20:55

1 stop4h 05m

£191

LondonRennes

LCY - RNS

LCYRNS

London City

Wed 10/9

09:20-16:00

1 stop5h 40m

Rennes St Jacques

Tue 18/11

14:20-17:20

1 stop4h 00m

£196

LondonRennes

LTN - RNS

LTNRNS

London Luton

Wed 20/8

10:00-15:25

1 stop4h 25m

Rennes St Jacques

Wed 27/8

16:00-22:10

1 stop7h 10m

£214

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Sat 19/7

19:45-09:35

1 stop12h 50m

Rennes St Jacques

Mon 4/8

11:45-18:35

1 stop7h 50m

£264

LondonRennes

LCY - RNS

LCYRNS

London City

Tue 15/7

07:45-21:55

2 stops13h 10m

Rennes St Jacques

Fri 18/7

11:20-18:30

1 stop8h 10m

£333

LondonRennes

SEN - RNS

SENRNS

London Southend

Fri 25/7

11:05-21:45

2 stops9h 40m

Rennes St Jacques

Sun 27/7

10:15-15:20

1 stop6h 05m

£450

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Showing 1-10 of 24 results

Best time to book a flight from London to Rennes

Have a flexible travel schedule? Discover the best time to fly to Rennes from London with our price prediction graph.

Estimated return 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 London to Rennes

How far ahead should I book a flight from London to Rennes?

To ensure you get the cheapest price possible for a flight from London to Rennes, you should look to book at least 72 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest time of day to fly from LON to RNS?

It’s optimal to fly from London to Rennes in the morning. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at midday.

Reviews of airlines servicing Rennes

See what other customers who have flown with KLM, Air France, andAer Lingus from London to Rennes have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,366 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,366 reviews

KLM

7.8

Good

1,366 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Air France

7.5

Good

1,472 reviews

KLM

7.8

Good

1,366 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Aer Lingus

7.1

Good

1,141 reviews

KLM

7.8

Good

1,366 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

easyJet

6.9

Okay

1,819 reviews

KLM

7.8

Good

1,366 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

What airport do you fly into for flights to Rennes from London?
Rennes St Jacques (RNS) is the airport you will fly into if you book a flight from London to Rennes. You should not have trouble finding flights to St Jacques from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Rennes airport from London. It is only a 4.0 mi journey from St Jacques (RNS) to Rennes’s city center.
What are the cheapest airlines flying from London to Rennes round-trip?
According to our current data, easyJet (£74), KLM (£191), and Air France (£264) offers the cheapest pricing from London to Rennes. easyJet is currently priced 38% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from London to Rennes one-way?
£34 is the cheapest one-way deal found within the past few days, from easyJet. You may also be able to find cheap deals on KLM and Air France, with prices starting from £97 and £133, respectively.
What are the most popular routes from London to Rennes?
The most popular route from London to Rennes is London Heathrow - Rennes St Jacques. You may also consider London Luton - Rennes St Jacques or London Stansted - Rennes St Jacques.
Can I find deals for flights from London to Rennes that include hotel bookings?
Yes. In addition to deals on London to Rennes flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Rennes?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Rennes.
Can I find deals for business class flights from London to Rennes?
Yes. Cheapflights offers flight deals from London 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Rennes car hire

Nantes Atlantique Airport car hire

Rennes St Jacques Airport car hire

Dinard Pleurtuit Airport car hire

Angers Marce Airport car hire

Dinard car hire

Quimper car hire

Jeanne d’Arc - Longs-Champs - Beaulieu car hire

Bréquigny car hire

Thabor - Saint-Hélier car hire

Cleunay - Arsenal - Redon car hire

Nord - Saint-Martin car hire

Top airline flying from London to Rennes

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£52	Average£144	FlexibilityNo cancel fee	On-time86%	Search easyJet flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Rennes?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Rennes from London today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from London to Rennes?

Millions of users choose and trust Cheapflights to book the best flight deals from London to Rennes for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from London to Rennes with no change fees?

Yes! Cheapflights helps users easily find flights from London to Rennes with no change fees.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from London to Rennes from £34

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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to Rennes St Jacques are usually found in March or September, booked 73 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from London to Rennes

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from London to Rennes

Cheapest flights from London to RennesExplore the most affordable flight options available from London to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2025.

Explore the most affordable flight options available from London to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2025.

Cheapflights Fare Finder

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

Best time to book a flight from London to Rennes

Have a flexible travel schedule? Discover the best time to fly to Rennes from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to Rennes

How far ahead should I book a flight from London to Rennes?

Use this chart to determine the optimal time to book a return flight from London to Rennes. Price data was last updated on 27 June 2025.

What is the cheapest time of day to fly from LON to RNS?

Find hourly flight availability from London to Rennes. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 July 2025.

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 2 July 2025.

See what other customers who have flown with KLM, Air France, andAer Lingus from London to Rennes have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London 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 London?

What are the cheapest airlines flying from London to Rennes round-trip?

What are the cheapest airlines to fly from London to Rennes one-way?

What are the most popular routes from London to Rennes?

Can I find deals for flights from London to Rennes that include hotel bookings?

How can I find direct flights from London to Rennes?

Can I find deals for business class flights from London to Rennes?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Rennes

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from London to Rennes

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Rennes?

Why should you use Cheapflights to find cheap flight tickets from London to Rennes?

Can Cheapflights find flights from London to Rennes with no change fees?

Can Cheapflights notify me if prices for flights from London to Rennes become cheaper?

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Cheapest flights from London to Rennes
Explore the most affordable flight options available from London to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2025.