Cheapest return flights from Barcelona to London in September from $96

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

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

Return flights

16 Sep - 06 Oct Ryanair direct
24 Sep - 06 Oct Ryanair direct
17 Sep - 06 Oct Ryanair direct
12 Sep - 30 Sep Ryanair direct
12 Sep - 24 Sep Ryanair direct
16 Sep - 30 Sep Ryanair direct
16 Sep - 24 Sep Ryanair direct
11 Sep - 30 Sep Ryanair direct
11 Sep - 24 Sep Ryanair direct
10 Sep - 30 Sep Ryanair direct
10 Sep - 24 Sep Ryanair direct
24 Sep - 30 Sep Ryanair direct
17 Sep - 30 Sep Ryanair direct
12 Sep - 02 Oct Ryanair direct
16 Sep - 04 Oct Ryanair direct
16 Sep - 02 Oct Ryanair direct
16 Sep - 03 Oct Ryanair direct
11 Sep - 02 Oct Ryanair direct
24 Sep - 04 Oct Ryanair direct
24 Sep - 02 Oct Ryanair 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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