Cheapest return flights from Barcelona to London in September from 103€

Best time to book flights for Barcelona (BCN) to London (LTN) flights at AirHint

AirHint found the following cheapest return flights from Barcelona (BCN) to London (LTN) in September 2025 (see full year).

Return flights

11 Sep - 13 Sep Ryanair direct
18 Sep - 02 Oct Ryanair direct
08 Sep - 09 Sep easyJet direct
11 Sep - 18 Sep easyJet direct
11 Sep - 14 Sep Ryanair direct
04 Sep - 07 Sep easyJet direct
01 Sep - 30 Sep easyJet
02 Sep - 05 Sep easyJet direct
01 Sep - 30 Sep easyJet direct
01 Sep - 06 Sep easyJet direct

Also check the deals for one-way flights from Barcelona 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.

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