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

Return flights

08 Dec - 15 Dec	Ryanair
10 Dec - 14 Dec	easyJet
01 Dec - 06 Dec	Ryanair
03 Dec - 07 Dec	Wizz Air Malta
01 Dec - 15 Dec	Wizz Air Malta
01 Dec - 03 Dec	Ryanair
11 Dec - 07 Jan	Wizz Air Malta
10 Dec - 17 Dec	Wizz Air Malta
15 Dec - 18 Dec	Ryanair
12 Dec - 14 Dec	Ryanair
08 Dec - 11 Dec	Ryanair
25 Dec - 01 Jan	Wizz Air Malta
25 Dec - 06 Jan	Wizz Air Malta
26 Dec - 01 Jan	Wizz Air Malta
26 Dec - 06 Jan	Ryanair
27 Dec - 01 Jan	Wizz Air Malta
13 Dec - 04 Jan	Wizz Air Malta
21 Dec - 14 Jan	Wizz Air Malta
25 Dec - 04 Jan	Wizz Air Malta
25 Dec - 05 Jan	Wizz Air Malta

Also check the deals for one-way flights from London to Frankfurt 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 London to Frankfurt in December from $144

Return flights