Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from London to Rennes
Today’s flight suggestion for London - Rennes
Outbound 11 December 2026 · Inbound 13 December 2026
Today’s suggestion
05:55
LGW 08:10
RNS1h 15m
Direct
20:20
RNS 20:25
LGW1h 5m
Direct
From £84
18:05
LGW 20:20
RNS1h 15m
Direct
20:20
RNS 20:25
LGW1h 5m
Direct
From £114
06:10
LGW 11:45
RNS4h 35m
1 stop
20:20
RNS 20:25
LGW1h 5m
Direct
From £156
Cheapest flight
£124
Average price of a round trip
£266
Average price recorded over the last 3 months for a round trip.
Flight duration
1h15
A flight from London to Rennes takes on average 1h15.
Best time
October
According to user searches, the ideal month to go to Rennes is October.
Tips for finding cheap flights from London to Rennes
Check out our tips for booking your flight to Rennes (France) from London (United Kingdom) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is September, with an average ticket price of £65 (calculation over the last two years). The most touristic season corresponds to the months of July, July and May.
For an attractive price, it is advisable to buy your flight tickets at least 21 days before the departure date.
The airline offering the cheapest tickets is Air France. A ticket from the company Air France to Rennes costs on average £124.
The airlines that offer the most flights are Easyjet and Easyjet.
Price of flight tickets from London to Rennes
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from £124 to £407
- The average price of a flight ticket is about £266
- Prices are lowest for stays in the month of September
- The month in which booking a ticket is cheaper is: October
info departure city :
London, United Kingdom
airports :
London City Airport (LCY)
London Gatwick Airport (LGW)
London Heathrow Airport (LHR)
London Luton Airport (LTN)
London-Stansted Airport (STN)
local time :
London is a city in the country United Kingdom, the time zone is [[timezone]]. In London, it is currently {fromLocalTime}, the temperature is on average 6°C, with a minimum of 4°C and a maximum of 7°C.
The city of London (LON) has 5 airport(s): London City, London Gatwick, London Heathrow, London Luton and London-Stansted
destination info :
Rennes, France
airport :
Rennes-Saint Jacques Airport (RNS)
local time :
Rennes is in the country France, the time zone is [[timezone]]. In Rennes, it is currently {toLocalTime}, the temperature is on average 10°C, with a minimum of 7°C and a maximum of 11°C.
The city of Rennes (RNS) has 1 airport(s): Rennes-Saint Jacques
Useful info about Rennes
What is the least touristic period to go to Rennes?
If you want to visit Rennes during the least touristic period, choose the month of October.
What is the most popular time to travel to Rennes?
In Rennes, the most touristic month is July. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight London - Rennes?
According to our data, it is recommended to book your flight 21 days before your departure. If you book your flight ticket 4 weeks before your departure, you may find a price below average. The cheapest day to book a flight London - Rennes is Friday.
What are the arrival and destination airports when travelling between London and Rennes?
When you leave, you can leave from London Gatwick or London Heathrow, and you will arrive at Rennes-Saint Jacques.
How to reach London airport from the city centre?
The airport London City is located 16 km, London Gatwick is located 38 km, London Heathrow is located 35 km, London Luton is located 45 km or London-Stansted is located 49 km from the city centre. You can access it by using public transport, taking a taxi, or renting a car..
Are there other means of transport to go from London to Rennes?
The journey from London to Rennes can also be done by train or bus. Search on Liligo to compare the different means of transport.
Are there big differences in weather between London and Rennes?
In summer, the average temperature is 18°C in Rennes and 18°C in London. The average rainfall in summer is 53 mm in Rennes and 63 mm in London.In summer, it is warmer in Rennes and it rains less in Rennes. In winter, it is colder in Rennes and it rains more in Rennes.
