AirHint found the following cheapest return flights from London (LHR) to Warsaw (WAW) in December 2026 (see full year).

Return flights

04 Dec - 06 Dec	British Airways	direct
11 Dec - 18 Dec	LOT	direct
30 Dec - 09 Jan	LOT	direct
26 Dec - 30 Dec	Air France
28 Dec - 05 Jan	KLM
23 Dec - 27 Dec	KLM
24 Dec - 27 Dec	KLM
18 Dec - 23 Dec	KLM
28 Dec - 05 Jan	LOT	direct
18 Dec - 29 Dec	KLM
19 Dec - 23 Dec	KLM
27 Dec - 03 Jan	LOT
26 Dec - 30 Dec	LOT	direct
02 Dec - 12 Dec	Scandinavian Airlines
21 Dec - 02 Jan	KLM
27 Dec - 03 Jan	LOT	direct
21 Dec - 02 Jan	LOT	direct

Also check the deals for one-way flights from London to Warsaw 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 Warsaw in December from 122€

Return flights