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

Return flights

13 Jul - 19 Jul	airBaltic	direct
03 Jul - 05 Jul	airBaltic	direct
06 Jul - 12 Jul	airBaltic	direct
24 Jul - 06 Aug	airBaltic	direct
13 Jul - 21 Jul	airBaltic
03 Jul - 12 Jul	airBaltic	direct
13 Jul - 14 Jul	airBaltic
09 Jul - 23 Aug	Scandinavian Airlines
14 Jul - 21 Jul	airBaltic
05 Jul - 12 Jul	Wizz Air
05 Jul - 14 Jul	Wizz Air
25 Jul - 01 Aug	Scandinavian Airlines
04 Jul - 06 Jul	Finnair

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

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 Keflavik to Tallinn in July from $236

Return flights