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

Return flights

08 Oct - 10 Oct	LOT
16 Oct - 26 Oct	LOT
16 Oct - 23 Oct	LOT
16 Oct - 03 Nov	LOT
06 Oct - 07 Oct	Scandinavian Airlines
23 Oct - 25 Oct	LOT
04 Oct - 07 Oct	LOT
06 Oct - 08 Oct	Scandinavian Airlines
19 Oct - 21 Oct	LOT
18 Oct - 21 Oct	LOT
30 Oct - 03 Nov	LOT
30 Oct - 04 Nov	LOT
08 Oct - 13 Oct	Scandinavian Airlines
31 Oct - 07 Nov	LOT
28 Oct - 01 Nov	Scandinavian Airlines
08 Oct - 02 Nov	LOT
29 Oct - 02 Nov	LOT
31 Oct - 01 Nov	LOT
16 Oct - 02 Nov	LOT
24 Oct - 02 Nov	Scandinavian Airlines

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

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 October from 146€

Return flights