AirHint found the following cheapest return flights from Karlsruhe/Baden-Baden (FKB) to London (STN) in December 2025 (see full year).

Return flights

31 Dec - 05 Jan	Ryanair
31 Dec - 03 Jan	Ryanair
31 Dec - 02 Jan	Ryanair
31 Dec - 01 Jan	Ryanair
27 Dec - 29 Dec	Wizz Air Malta
27 Dec - 03 Jan	Wizz Air Malta
27 Dec - 02 Jan	Wizz Air Malta
27 Dec - 31 Dec	Wizz Air Malta
29 Dec - 08 Jan	Ryanair
30 Dec - 17 Jan	Ryanair	direct
30 Dec - 08 Jan	Ryanair	direct
30 Dec - 15 Jan	Ryanair	direct
27 Dec - 28 Dec	Wizz Air Malta
26 Dec - 29 Dec	Ryanair	direct
27 Dec - 30 Dec	Wizz Air Malta
29 Dec - 31 Dec	Ryanair
30 Dec - 31 Dec	Ryanair	direct
26 Dec - 27 Dec	Ryanair	direct
28 Dec - 31 Dec	Ryanair
26 Dec - 31 Dec	Ryanair	direct

Also check the deals for one-way flights from Karlsruhe/Baden-Baden 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 Karlsruhe/Baden-Baden to London in December from $120

Return flights