AirHint found the following cheapest return flights from Tokyo (TYO) to Keflavik (KEF) in May 2026 (see full year).
Return flights
| 16 May - 25 May | Japan Airlines | ||
| 23 May - 04 Jun | Finnair | ||
| 01 May - 07 May | Asiana Airlines |
Also check the deals for one-way flights from Tokyo to Keflavik in May.
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