AirHint found the following cheapest return flights from London (LGW) to Tallinn (TLL) in August 2025 (see full year).

Return flights

31 Aug - 09 Sep	airBaltic
25 Aug - 08 Sep	airBaltic
31 Aug - 16 Sep	airBaltic
29 Aug - 10 Sep	airBaltic
30 Aug - 03 Sep	Norwegian
28 Aug - 02 Sep	airBaltic
27 Aug - 03 Sep	Norwegian Air Sweden AOC
26 Aug - 03 Sep	Norwegian
26 Aug - 06 Sep	airBaltic	direct
28 Aug - 04 Sep	airBaltic	direct
28 Aug - 31 Aug	airBaltic
20 Aug - 31 Aug	Ryanair
25 Aug - 31 Aug	Norwegian Air Sweden AOC
29 Aug - 31 Aug	Wizz Air UK
12 Aug - 13 Aug	Norwegian
19 Aug - 24 Aug	Norwegian Air Sweden AOC
23 Aug - 31 Aug	Ryanair
26 Aug - 29 Aug	Norwegian
14 Aug - 19 Aug	Norwegian
24 Aug - 31 Aug	airBaltic

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

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 August from 159€

Return flights