AirHint found the following cheapest return flights from Casablanca (CMN) to London (LHR) in December 2025 (see full year).

Return flights

21 Dec - 04 Jan	TAP
18 Dec - 01 Jan	TAP
03 Dec - 07 Dec	TAP
21 Dec - 28 Dec	TAP
28 Dec - 03 Jan	TAP
22 Dec - 04 Jan	TAP
20 Dec - 03 Jan	TAP
01 Dec - 04 Dec	TAP
01 Dec - 05 Dec	TAP
18 Dec - 27 Dec	TAP
04 Dec - 08 Dec	TAP
28 Dec - 02 Jan	TAP
26 Dec - 02 Jan	TAP
11 Dec - 25 Dec	TAP
24 Dec - 29 Dec	TAP
19 Dec - 25 Dec	TAP
29 Dec - 03 Jan	TAP
06 Dec - 12 Dec	Lufthansa
22 Dec - 02 Jan	Iberia
26 Dec - 02 Jan	Royal Air Maroc	direct

Also check the deals for one-way flights from Casablanca 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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Casablanca to London in December from $180

Return flights