Cheapest return flights from Bangkok to Keflavik in June from $854

Best time to book flights for Bangkok (BKK) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to Keflavik (KEF) in June 2025 (see full year).

Return flights

02 Jun - 12 Jun SWISS
04 Jun - 07 Jun SWISS
06 Jun - 12 Jun Finnair
08 Jun - 20 Jun Finnair
27 Jun - 04 Jul Finnair
20 Jun - 29 Jun Finnair
06 Jun - 21 Jun Finnair
16 Jun - 07 Jul SWISS
21 Jun - 27 Jun Finnair
02 Jun - 11 Jun Austrian Airlines
28 Jun - 03 Jul Qatar Airways

Also check the deals for one-way flights from Bangkok to Keflavik in June.

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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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