AirHint found the following cheapest return flights from Tokyo (HND) to Keflavik (KEF) in January 2026 (see full year).

Return flights

13 Jan - 21 Jan	China Eastern
19 Jan - 23 Jan	Peach
24 Jan - 01 Feb	HK Express
22 Jan - 26 Jan	Finnair
26 Jan - 29 Jan	Finnair
29 Jan - 04 Feb	Finnair
31 Jan - 06 Feb	Finnair
19 Jan - 29 Jan	Finnair
23 Jan - 27 Jan	Finnair
30 Jan - 04 Feb	Finnair
30 Jan - 06 Feb	Finnair
16 Jan - 23 Jan	Finnair
24 Jan - 30 Jan	Finnair
15 Jan - 19 Jan	Finnair
31 Jan - 07 Feb	Finnair
14 Jan - 20 Jan	China Eastern
29 Jan - 12 Feb	Finnair

Also check the deals for one-way flights from Tokyo to Keflavik in January.

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 Tokyo to Keflavik in January from 865€

Return flights