Cheapest return flights from Santander to London in August from $129

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 August 2025 (see full year).

Return flights

02 Aug - 12 Aug Ryanair direct
13 Aug - 31 Aug Ryanair direct
02 Aug - 19 Aug Ryanair direct
02 Aug - 20 Aug Ryanair direct
15 Aug - 31 Aug Ryanair direct
09 Aug - 26 Aug Ryanair direct
05 Aug - 26 Aug Ryanair direct
02 Aug - 10 Aug Ryanair direct
13 Aug - 03 Sep Ryanair direct
06 Aug - 26 Aug Ryanair direct
02 Aug - 17 Aug Ryanair direct
15 Aug - 03 Sep Ryanair direct
13 Aug - 02 Sep Ryanair direct
15 Aug - 02 Sep Ryanair direct
20 Aug - 03 Sep Ryanair direct
20 Aug - 10 Sep Ryanair direct
20 Aug - 09 Sep Ryanair direct
20 Aug - 02 Sep Ryanair direct
12 Aug - 02 Sep Ryanair direct
31 Aug - 03 Sep Vueling Airlines

Also check the deals for one-way flights from Santander to London in August.

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