Cheapest return flights from London to Madrid in December from $186

AirHint found the following cheapest return flights from London (LCY) to Madrid (MAD) in December 2025 (see full year).

Return flights

04 Dec - 08 Dec British Airways direct
02 Dec - 08 Dec British Airways direct
11 Dec - 18 Dec British Airways direct
03 Dec - 08 Dec British Airways direct
05 Dec - 15 Dec British Airways direct
05 Dec - 08 Dec British Airways direct
11 Dec - 13 Dec British Airways direct
01 Dec - 08 Dec British Airways direct
12 Dec - 16 Dec Iberia direct
01 Dec - 03 Dec Iberia direct
16 Dec - 12 Jan Iberia direct
05 Dec - 10 Jan Iberia direct
31 Dec - 10 Jan Iberia direct
26 Dec - 10 Jan Iberia direct
15 Dec - 09 Jan Iberia direct
26 Dec - 09 Jan Iberia direct
26 Dec - 08 Jan Iberia direct
29 Dec - 15 Jan British Airways direct
30 Dec - 12 Jan Iberia direct
31 Dec - 01 Jan Iberia direct

Also check the deals for one-way flights from London to Madrid 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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