Cheap Flights from Rennes to London

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Flight deals from Rennes Airport to London

Looking for a cheap last-minute deal or the best return flight from Rennes Airport to London? If you want to travel next month, return fares start from ر.ق.‏ 399. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Rennes to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Rennes to London flights are currently cheapest in April.

Direct flights from Rennes to London

Rennes to London: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 222
Cheapest month to flyApril
Average flight time1 hr, 9 mins
Most popular airlineeasyJet
Average flights per week6

Finding cheap flights from Rennes to London: Frequently asked questions

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.
The best price we found for a return flight from Rennes to London is ر.ق.‏ 341. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 9 minutes is the average flight time from Rennes to London.
easyJet flies direct from Rennes to London.
As of April 2026, there are 6 flights per week flying from Rennes to London.
The cheapest month to fly from Rennes to London is usually April.
If you're flying from Rennes Airport, the cheapest airport near London is London Gatwick – which is 40.3 km away from the centre of London. We've found flights into this airport from ر.ق.‏ 341.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Rennes Airport to London on Monday, 27 April 2026.
Yes – the average flight time is 1 hour and 9 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 9°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.
Currently, easyJet offers the cheapest flight tickets to London.

Travelling from Rennes - Saint Jacques Airport (RNS) to London: what you need to know

  • London is one hour behind Rennes, where Rennes - Saint Jacques Airport is located. London follows the UTC+0 timezone.

  • Rennes - Saint Jacques Airport (RNS) to London Gatwick Airport (LGW) is the most popular route, with four flights a week to choose from. You can fly from RNS to LGW at 09:25 with easyJet.

  • For a smooth journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to catch your RNS to London flight.

  • During popular months like October, it's wise to get to the airport earlier than usual. Arrive two hours before a domestic departure and four hours ahead for international flights when you travel during peak periods in general.

  • You can book a direct Rennes - Saint Jacques Airport to London ticket. Begin your trip at RNS and touch down at London Gatwick Airport (LGW).

  • Book your favourite seat with easyJet. This well-known carrier offers direct flights from Rennes - Saint Jacques Airport to London.

  • We make it a breeze to book plane tickets from RNS to London with a stopover. To see the options, uncheck 'Direct flights only.' Next, select a flight that has a stop long enough to see the sights of the city of your choice. Top stopovers include:

    • Amsterdam Schiphol Airport (AMS)

    • Paris Charles de Gaulle Airport (CDG)

    • Dublin Airport (DUB)

  • Travelling from central Rennes to RNS takes around 25 minutes by public transport. If you drive, ride-share or take a taxi, you'll cover the 6 kilometres in 15 minutes or so, depending on traffic.

  • Want a relaxed start to your journey? Stay near RNS. Whether you're boarding an early flight from Rennes - Saint Jacques Airport to London or want to avoid feeling rushed, these hotels are worth a look:

  • Rennes - Saint Jacques Airport gets top marks for its on-time performance. 87% of flights that take off from RNS arrive at their destination without delay.

How to find the cheapest flights from Rennes - Saint Jacques Airport (RNS) to London

  • ر.ق.‏ 222 is the cheapest price we've seen for a one-way Rennes - Saint Jacques Airport to London flight. A round-trip ticket right now is ر.ق.‏ 341. Depending on when you book and the availability, these fares may change.

  • Lock in cheap flights from RNS to London by booking one month ahead. Based on our research, that's the best time for bagging a bargain.

  • June is the best month for nabbing an incredible deal on Rennes - Saint Jacques Airport to London tickets. If you're looking to travel at a different time of year, the 'Whole month' tool will give you the lowest prices across every month.

  • Locking in a cheap flight from RNS to London couldn't be easier with Price Alerts. All you need to do is set up one of these automatic notifications and we'll let you know when a new discount appears.

  • Pick your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Rennes - Saint Jacques Airport to London by 'Best,' 'Cheapest' or 'Fastest.'

Airports in London

London Heathrow Airport (LHR)

  • London Heathrow Airport (LHR) to the centre of London takes around 45 minutes to reach by car. The centre is roughly 24 kilometres away.

  • It typically takes 25 minutes if you're travelling on public transport.

  • Consider booking a hotel close to LHR if you have a late flight from Rennes - Saint Jacques Airport to London. Select one of these accommodation options and skip the long transfer:

  • For the best deal, reserve your ride from London Heathrow Airport around one week in advance of your flight from RNS to London.

London Gatwick Airport (LGW)

  • After your flight from Rennes - Saint Jacques Airport to London has hit the runway, you can make your way to the city centre in around 1 hour 5 minutes by car. Central London is roughly 48 kilometres from London Gatwick Airport (LGW).

  • If you're travelling on public transport, it'll take around 1 hour 20 minutes.

  • Hang the 'Do not disturb' sign on your door and unwind at a hotel near LGW. Here are a few options where you can take a load off after your RNS to London flight:

  • Snap up the best price by reserving your ride from LGW three weeks ahead of time. You can also expect to have a bigger selection of vehicles.

London Stansted Airport (STN)

  • London Stansted Airport (STN) is about 56 kilometres from the centre of London. It'll take you about 1 hour 5 minutes to get to the city centre by ride-share or taxi once you've hopped off your flight from Rennes - Saint Jacques Airport to London.

  • Public transport can take you there in about 45 minutes.

  • Find a hotel close to STN and go from the plane to your bed in a flash. Whether you're arriving on a late RNS to London flight or just want to keep your travel plans simple, these stays are all about convenience:

  • Plan ahead and enjoy the payoff. Book your ride from STN four weeks before your flight from Rennes - Saint Jacques Airport to London for the best rates.

Best time to go to London

  • July is the busiest month for flights from Rennes - Saint Jacques Airport to London. To skip the crowds, visit London in January.

  • When booking your Rennes - Saint Jacques Airport to London plane ticket, think about the weather you're most comfortable in. July is the warmest month in London, with temperatures ranging from 11ºC to 26ºC.

  • If you want cooler conditions, search for a cheap ticket from RNS to London in January when temperatures average between 0ºC and 9ºC.

More about London

  • Once you've booked your flight from Rennes - Saint Jacques Airport to London, choose a hotel that puts you right where the action is. Make one of these accommodation options your base for exploring London:

  • Every great adventure has to include a little sightseeing. Westminster Abbey, The British Museum and Big Ben are must-do's during your London adventure.

Explore more of the United Kingdom

  • You've visited London, now it's time to explore other corners of the United Kingdom. Journey around 257 kilometres northwest to Manchester to check off its top sights. From Manchester United Museum & Stadium Tour to The Homes of Football and Museum of Science and Industry, there's plenty to keep you busy.

  • If you want to check out another great destination in the United Kingdom, consider Birmingham, roughly 161 kilometres northwest of London. Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.