Cheapest return flights from Tokyo to Keflavik in September from $1349

Best time to book flights for Tokyo (TYO) to Keflavik (KEF) flights at AirHint

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

Return flights

30 Sep - 09 Oct Finnair
09 Sep - 16 Sep Air Canada
12 Sep - 22 Sep Air Canada
07 Sep - 18 Sep Finnair
13 Sep - 22 Sep British Airways
13 Sep - 23 Sep Air Canada
02 Sep - 12 Sep Air Canada
14 Sep - 19 Sep Finnair
06 Sep - 18 Sep Air Canada
20 Sep - 26 Sep British Airways

Also check the deals for one-way flights from Tokyo 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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