Cheapest return flights from Santander to London in August from $126

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 - 17 Aug Ryanair direct
13 Aug - 02 Sep Ryanair direct
02 Aug - 08 Aug Ryanair direct
13 Aug - 17 Aug Ryanair direct
26 Aug - 30 Aug Vueling Airlines
26 Aug - 30 Aug Ryanair direct
04 Aug - 07 Aug Vueling Airlines
25 Aug - 29 Aug Ryanair

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.

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