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| CHEAPEST MONTH TO FLY TO RENNES FROM LONDON HEATHROW AIRPORT | September | 49% cheaper | Flying from London Heathrow Airport to Rennes costs on average just £111 in September |
| MOST EXPENSIVE MONTH TO FLY TO RENNES FROM LONDON HEATHROW AIRPORT | July | 102% more expensive | It costs about £436 for flights to Rennes from London Heathrow Airport in July |
| MOST POPULAR MONTH TO FLY TO RENNES FROM LONDON HEATHROW AIRPORT | August | 800% more users visited | More momondo users searched in flights to Rennes from London Heathrow Airport in August than any other month |
Best One-Way Price | £38 |
|---|---|
Best Round-Trip Price | £68 |
Fastest flight time | 1h 15m |
Popular in | December |
Most flyers found that booking tickets 73 days in advance of their planned departure date is the best time to get cheap flights to Rennes. During this timeframe, flight prices are around £121. However, in the past 72 hours, people saw flights from United Kingdom for as low as £55.
Finding an alternative and possibly cheaper destination airport near Rennes is possible. If you are planning a flight to Rennes, consider booking flights to Rennes St Jacques Airport (4 mi from Rennes city centre), Dinard Pleurtuit Airport (38 mi from Rennes city centre), Laval Entrammes Airport (43 mi from Rennes city centre), Saint-Nazaire Montoir Airport (59 mi from Rennes city centre) or Angers Marce Airport (74 mi from Rennes city centre).
Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in Rennes is Rennes St Jacques Airport where the average price is £143. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.
Prices for flights to Rennes St Jacques Airport refresh daily.
As of July 2025, there are 3 operators available to choose from for flights to Rennes St Jacques 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 to Rennes St Jacques Airport.
The necessary travel and health documents for your Rennes St Jacques Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
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 Rennes.
Yes. All flights to Rennes on momondo can be compared and filtered by various policies on offer, including flexible booking.
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Rennes.
Price alerts on flights to Rennes are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.