Cheapest return flights from Bangkok to Keflavik in June from $793

AirHint found the following cheapest return flights from Bangkok (BKK) to Keflavik (KEF) in June 2026 (see full year).

Return flights

01 Jun - 13 Jun SWISS
01 Jun - 09 Jun SWISS
04 Jun - 15 Jun SWISS
01 Jun - 15 Jun Thai Lion Air
05 Jun - 20 Jun Vietnam Airlines
08 Jun - 20 Jun SWISS
10 Jun - 20 Jun SWISS
30 Jun - 09 Jul Finnair
06 Jun - 14 Jun KLM

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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