Cheapest return flights from Tallinn to Keflavik in September from $231

AirHint found the following cheapest return flights from Tallinn (TLL) to Keflavik (KEF) in September 2025 (see full year).

Return flights

16 Sep - 23 Sep Ryanair
29 Sep - 06 Oct Scandinavian Airlines
26 Sep - 29 Sep Wizz Air UK
05 Sep - 08 Sep Scandinavian Airlines
02 Sep - 04 Sep Ryanair
10 Sep - 14 Sep Wizz Air UK
01 Sep - 08 Sep Ryanair
25 Sep - 26 Sep Scandinavian Airlines
24 Sep - 28 Sep Wizz Air UK
09 Sep - 13 Sep Ryanair
16 Sep - 16 Sep Ryanair

Also check the deals for one-way flights from Tallinn to Keflavik in September.

Skyscanner

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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