AirHint found the following cheapest return flights from Frankfurt (FRA) to London (STN) in December 2025 (see full year).

Return flights

31 Dec - 05 Jan	Ryanair
31 Dec - 07 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
31 Dec - 03 Jan	Aer Lingus
28 Dec - 07 Jan	Ryanair
24 Dec - 29 Dec	Ryanair	direct
27 Dec - 29 Dec	Ryanair
24 Dec - 31 Dec	Ryanair	direct
27 Dec - 12 Jan	Ryanair
30 Dec - 07 Jan	Ryanair
31 Dec - 11 Jan	Ryanair
30 Dec - 31 Dec	Ryanair	direct
31 Dec - 09 Jan	Ryanair
30 Dec - 03 Jan	Ryanair	direct
24 Dec - 30 Dec	TUIfly
26 Dec - 29 Dec	Wizz Air Malta
29 Dec - 29 Dec	Ryanair	direct
29 Dec - 30 Dec	Ryanair	direct
29 Dec - 31 Dec	Ryanair	direct
26 Dec - 30 Dec	Condor

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

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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Cheapest return flights from Frankfurt to London in December from $161

Return flights