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

Return flights

15 Apr - 29 Apr	Scandinavian Airlines
13 Apr - 17 Apr	Scandinavian Airlines
11 Apr - 14 Apr	Scandinavian Airlines
06 Apr - 09 Apr	Scandinavian Airlines
17 Apr - 20 Apr	Scandinavian Airlines
10 Apr - 13 Apr	Scandinavian Airlines
30 Apr - 04 May	LOT
16 Apr - 30 Apr	Scandinavian Airlines
28 Apr - 02 May	Scandinavian Airlines
09 Apr - 12 Apr	Scandinavian Airlines
02 Apr - 05 Apr	LOT
30 Apr - 02 May	Lufthansa
30 Apr - 30 Apr	Finnair

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

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 April from 147€

Return flights