Cheapest return flights from Osaka to Keflavik in September from $1989

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

Return flights

04 Sep - 09 Sep Japan Airlines
02 Sep - 05 Sep Japan Airlines
25 Sep - 28 Sep Japan Airlines
24 Sep - 03 Oct Finnair
03 Sep - 05 Sep Finnair
21 Sep - 28 Sep Japan Airlines
03 Sep - 06 Sep Finnair
03 Sep - 07 Sep Japan Airlines
21 Sep - 26 Sep Finnair
07 Sep - 12 Sep Finnair
08 Sep - 13 Sep Japan Airlines

Also check the deals for one-way flights from Osaka 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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