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

Return flights

04 Dec - 08 Dec	Air France
03 Dec - 07 Dec	British Airways
09 Dec - 15 Dec	Air France
05 Dec - 07 Dec	British Airways
06 Dec - 09 Dec	Brussels Airlines
24 Dec - 02 Jan	Lufthansa
22 Dec - 27 Dec	Lufthansa
05 Dec - 07 Dec	Tunisair	direct
27 Dec - 02 Jan	Lufthansa
25 Dec - 31 Dec	Lufthansa
19 Dec - 11 Jan	Tunisair	direct
26 Dec - 01 Jan	Lufthansa
26 Dec - 04 Jan	Lufthansa
20 Dec - 26 Dec	Vueling Airlines
25 Dec - 04 Jan	Lufthansa
20 Dec - 26 Dec	Tunisair	direct
19 Dec - 03 Jan	Tunisair	direct
19 Dec - 04 Jan	Lufthansa
20 Dec - 02 Jan	Lufthansa
26 Dec - 04 Jan	Tunisair	direct

Also check the deals for one-way flights from London to Tunis 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 Tunis in December from $225

Return flights