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

Return flights

06 Oct - 16 Oct	Wizz Air UK
01 Oct - 09 Oct	airBaltic
08 Oct - 15 Oct	Wizz Air UK
05 Oct - 05 Nov	airBaltic
06 Oct - 13 Oct	Wizz Air UK
05 Oct - 10 Oct	Wizz Air UK
01 Oct - 03 Oct	airBaltic
02 Oct - 09 Oct	Ryanair
15 Oct - 22 Oct	airBaltic
04 Oct - 10 Oct	Ryanair
01 Oct - 04 Oct	airBaltic
25 Oct - 03 Nov	airBaltic
31 Oct - 02 Nov	Ryanair
29 Oct - 02 Nov	LOT
31 Oct - 03 Nov	airBaltic
25 Oct - 03 Nov	Turkish Airlines	direct
05 Oct - 05 Nov	Turkish Airlines	direct
18 Oct - 01 Nov	LOT
29 Oct - 02 Nov	Turkish Airlines	direct
31 Oct - 02 Nov	Turkish Airlines	direct

Also check the deals for one-way flights from Tallinn to Istanbul 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 Tallinn to Istanbul in October from $154

Return flights