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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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — RNS
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from London to Rennes St Jacques are usually found in March or September, booked 87 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from London to Rennes

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 30 April 2025.

Round-trip from

£63

One-way from

£34

Popular in

August

Cheapest in

March

Average price

£116

Good round-trip deal

£115 or less

Good one-way deal

£82 or less
easyJet
  • easyJet
  • 18/6-30/6
  • Nonstop
  • 2h 30m total
  • London to Rennes
easyJet
  • easyJet
  • 18/6
  • Nonstop
  • 1h 15m total
  • London to Rennes
Highest demand for flights based on searches. 19% potential increase in price (£21 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from London (LON) to Rennes St Jacques.
Price to beat on a one-way flight from London (LON) to Rennes St Jacques.

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 30 April 2025.

Wed 18/613:25LGW - RNS
Nonstop1h 15measyJet
Mon 30/616:15RNS - LGW
Nonstop1h 15measyJet
Deal found 29/4£63
Wed 25/606:10LGW - RNS
1 stop9h 55mMultiple Airlines
Fri 27/617:15RNS - LGW
Nonstop1h 05mMultiple Airlines
Deal found 30/4£133
Wed 8/1006:30LHR - RNS
1 stop8h 30mKLM
Wed 15/1016:35RNS - LHR
1 stop5h 20mKLM
Deal found 30/4£184
Wed 7/513:25STN - RNS
1 stop26h 35mMultiple Airlines
Fri 9/513:50RNS - STN
1 stop5h 45mMultiple Airlines
Deal found 30/4£198
Thu 12/619:45LHR - RNS
1 stop13h 20mMultiple Airlines
Mon 16/616:45RNS - LHR
1 stop5h 10mMultiple Airlines
Deal found 30/4£212
Wed 8/1018:15LTN - RNS
1 stop16h 20mMultiple Airlines
Wed 15/1017:35RNS - LTN
2 stops22h 50mMultiple Airlines
Deal found 30/4£224
Thu 11/908:40LCY - RNS
1 stop6h 20mKLM
Tue 14/1016:35RNS - LCY
1 stop4h 05mKLM
Deal found 29/4£261
Thu 19/606:15LHR - RNS
1 stop6h 30mAir France
Sun 22/617:45RNS - LHR
2 stops15h 10mAir France
Deal found 30/4£298
Sun 15/617:30SEN - RNS
2 stops18h 35mMultiple Airlines
Fri 20/610:45RNS - SEN
1 stop6h 00mMultiple Airlines
Deal found 29/4£340
Thu 19/610:00LCY - RNS
2 stops10h 30mMultiple Airlines
Sun 22/615:35RNS - LCY
1 stop5h 40mMultiple Airlines
Deal found 30/4£452
Wed 25/608:50LHR - RNS
1 stop5h 35mAer Lingus
Sat 28/618:50RNS - LHR
1 stop14h 10mAer Lingus
Deal found 29/4£471

Cheapflights Fare Finder

Customise your flight search to find flights from London 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 858,174 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from London to Rennes that are best for you.

Fly from

London

Fly to

Rennes

Route

Depart

Return

Price

LondonRennes

LGW - RNS

LGWRNS

London Gatwick

Wed 18/6

13:25-15:40

Nonstop1h 15m

Rennes St Jacques

Mon 30/6

16:15-16:30

Nonstop1h 15m

£63

LondonRennes

LGW - RNS

LGWRNS

London Gatwick

Wed 25/6

06:10-17:05

1 stop9h 55m

Rennes St Jacques

Fri 27/6

17:15-17:20

Nonstop1h 05m

£133

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Wed 8/10

06:30-16:00

1 stop8h 30m

Rennes St Jacques

Wed 15/10

16:35-20:55

1 stop5h 20m

£184

LondonRennes

STN - RNS

STNRNS

London Stansted

Wed 18/6

13:25-17:00

1 stop26h 35m

Rennes St Jacques

Mon 30/6

13:35-22:25

2 stops33h 50m

£202

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Thu 12/6

19:45-10:05

1 stop13h 20m

Rennes St Jacques

Mon 16/6

16:45-20:55

1 stop5h 10m

£212

LondonRennes

LTN - RNS

LTNRNS

London Luton

Wed 8/10

18:15-11:35

1 stop16h 20m

Rennes St Jacques

Wed 15/10

17:35-15:25

2 stops22h 50m

£224

LondonRennes

LCY - RNS

LCYRNS

London City

Thu 11/9

08:40-16:00

1 stop6h 20m

Rennes St Jacques

Tue 14/10

16:35-19:40

1 stop4h 05m

£261

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Thu 19/6

06:15-13:45

1 stop6h 30m

Rennes St Jacques

Sun 22/6

17:45-07:55

2 stops15h 10m

£298

LondonRennes

SEN - RNS

SENRNS

London Southend

Sun 15/6

17:30-13:05

2 stops18h 35m

Rennes St Jacques

Fri 20/6

10:45-15:45

1 stop6h 00m

£340

LondonRennes

LCY - RNS

LCYRNS

London City

Thu 19/6

10:00-21:30

2 stops10h 30m

Rennes St Jacques

Sun 22/6

15:35-20:15

1 stop5h 40m

£452

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 25 results
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2
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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?

Use this chart to determine the optimal time to book a return flight from London to Rennes. Price data was last updated on 25 April 2025.

To ensure you get the cheapest price possible for a flight from London to Rennes, you should look to book at least 87 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?

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 30 April 2025.

It’s optimal to fly from London to Rennes in the morning. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the evening.

Rainfall in Rennes by month

Plan your trip to Rennes by taking into account the average rainfall totals by month.

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.

Temperature in Rennes by month

Plan your trip to Rennes by taking into account the average temperature totals by month.

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).

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 30 April 2025.
To help decide which airline to fly from London to Rennes, see what other customers have to say about KLM, Air France and Aer Lingus. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.8

Entertainment

7.1

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Boarding

7.8

Entertainment

7.1

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Boarding

7.8

Entertainment

7.1

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Boarding

7.8

Entertainment

7.1

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Boarding

7.8

Entertainment

7.1

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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?

    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 2 airlines have 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 (£63), KLM (£184), and Air France (£298) offers the cheapest pricing from London to Rennes. easyJet is currently priced 46% 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 £98 and £118, respectively.

  • What are the most popular routes from London to Rennes?

  • 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

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Top 2 airlines flying from London to Rennes

Discover the top 2 airlines that operate flights from London 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 858,174 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£53Average£143FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Air FranceCheapest£206Average£365FlexibilityNo cancel feeOn-time77%
Search Air France flights

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