AirHint found the following cheapest return flights from London (LCY) to Tallinn (TLL) in January 2026 (see full year).

Return flights

16 Jan - 19 Jan	SWISS
16 Jan - 20 Jan	SWISS
09 Jan - 12 Jan	SWISS
15 Jan - 17 Jan	SWISS
05 Jan - 09 Jan	Lufthansa
12 Jan - 16 Jan	Lufthansa
12 Jan - 26 Jan	Lufthansa
08 Jan - 10 Jan	SWISS
06 Jan - 27 Jan	Lufthansa
06 Jan - 10 Jan	Lufthansa
30 Jan - 01 Feb	KLM
29 Jan - 01 Feb	KLM

Also check the deals for one-way flights from London to Tallinn in January.

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 Tallinn in January from $257

Return flights