AirHint found the following cheapest return flights from London (LCY) to Split (SPU) in December 2025 (see full year).

Return flights

01 Dec - 15 Dec	Lufthansa
17 Dec - 22 Dec	SWISS
15 Dec - 22 Dec	Lufthansa
05 Dec - 08 Dec	SWISS
31 Dec - 06 Jan	SWISS
11 Dec - 14 Dec	ITA Airways
11 Dec - 18 Dec	ITA Airways
18 Dec - 23 Dec	ITA Airways
06 Dec - 09 Dec	ITA Airways
13 Dec - 22 Dec	SWISS
04 Dec - 08 Dec	ITA Airways
31 Dec - 02 Jan	SWISS
13 Dec - 05 Jan	SWISS
27 Dec - 09 Jan	ITA Airways
18 Dec - 06 Jan	KLM
13 Dec - 02 Jan	ITA Airways
26 Dec - 03 Jan	SWISS
15 Dec - 02 Jan	ITA Airways
27 Dec - 03 Jan	ITA Airways
22 Dec - 01 Jan	ITA Airways

Also check the deals for one-way flights from London to Split 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 Split

Cheap car rent in Split

Cheapest return flights from London to Split in December from $249

Return flights