Cheapest return flights from London to Miami in December from $421

Best time to book flights for London (LON) to Miami (MIA) flights at AirHint

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

Return flights

04 Dec - 10 Dec Scandinavian Airlines
04 Dec - 09 Dec Scandinavian Airlines
11 Dec - 15 Dec Scandinavian Airlines
10 Dec - 15 Dec Scandinavian Airlines
03 Dec - 08 Dec Scandinavian Airlines
01 Dec - 08 Dec Scandinavian Airlines
12 Dec - 31 Dec Scandinavian Airlines
04 Dec - 17 Dec SWISS
05 Dec - 11 Dec SWISS
05 Dec - 17 Dec SWISS
30 Dec - 13 Jan SWISS
31 Dec - 13 Jan SWISS
31 Dec - 24 Jan Scandinavian Airlines
31 Dec - 13 Jan Delta direct
31 Dec - 24 Jan Delta direct
30 Dec - 13 Jan Delta direct
02 Dec - 06 Jan SWISS
31 Dec - 09 Jan SWISS
30 Dec - 09 Jan SWISS
25 Dec - 16 Jan Delta

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