Cheapest return flights from Santander to London in September from 84€

Best time to book flights for Santander (SDR) to London (STN) flights at AirHint

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

Return flights

21 Sep - 30 Sep Ryanair direct
21 Sep - 26 Sep Ryanair direct
21 Sep - 07 Oct Ryanair direct
21 Sep - 03 Oct Ryanair direct
28 Sep - 30 Sep Ryanair direct
28 Sep - 07 Oct Ryanair direct
23 Sep - 30 Sep Ryanair direct
23 Sep - 26 Sep Ryanair direct
23 Sep - 07 Oct Ryanair direct
28 Sep - 03 Oct Ryanair direct
16 Sep - 30 Sep Ryanair direct
16 Sep - 26 Sep Ryanair direct
23 Sep - 03 Oct Ryanair direct
16 Sep - 07 Oct Ryanair direct
16 Sep - 03 Oct Ryanair direct
16 Sep - 20 Sep Ryanair direct
05 Sep - 26 Sep Ryanair direct
05 Sep - 14 Sep Ryanair direct

Also check the deals for one-way flights from Santander 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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