Cheapest one-way flights from Rennes to London in September from $39

Best time to book flights for Rennes (RNS) to London (LGW) flights at AirHint

AirHint found the following cheapest one-way flights from Rennes (RNS) to London (LGW) in September 2025 (see full year).

One-Way flights

10 Sep easyJet direct
26 Sep easyJet direct
06 Sep easyJet direct
20 Sep easyJet direct
17 Sep easyJet direct
05 Sep easyJet direct
19 Sep easyJet direct
22 Sep easyJet direct
28 Sep easyJet direct
29 Sep easyJet direct

Also check the deals for return flights from Rennes to London in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in London

Cheap car rent in London