Cheapest return flights from London to Santander in December from $96

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

Return flights

11 Dec - 23 Dec Ryanair direct
11 Dec - 25 Dec Ryanair
11 Dec - 30 Dec Ryanair
11 Dec - 29 Dec Ryanair
11 Dec - 26 Dec Ryanair
11 Dec - 27 Dec Ryanair
09 Dec - 23 Dec Vueling Airlines
21 Dec - 23 Dec Vueling Airlines
11 Dec - 27 Dec Ryanair direct
11 Dec - 30 Dec Ryanair direct
31 Dec - 06 Jan Vueling Airlines
31 Dec - 05 Jan Vueling Airlines
30 Dec - 06 Jan Vueling Airlines
30 Dec - 05 Jan Vueling Airlines
31 Dec - 04 Jan Vueling Airlines
21 Dec - 06 Jan Vueling Airlines
30 Dec - 04 Jan Vueling Airlines
21 Dec - 05 Jan Vueling Airlines
23 Dec - 06 Jan Vueling Airlines
11 Dec - 02 Jan Ryanair

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

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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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