AirHint found the following cheapest return flights from Warsaw (WMI) to Keflavik (KEF) in May 2026 (see full year).
Return flights
| 02 May - 06 May | Ryanair | ||
| 02 May - 01 Jun | Ryanair | ||
| 30 May - 05 Jun | Ryanair | ||
| 09 May - 15 May | Ryanair | ||
| 11 May - 17 May | Wizz Air | ||
| 06 May - 11 May | Ryanair | ||
| 01 May - 31 May | Wizz Air |
Also check the deals for one-way flights from Warsaw to Keflavik in May.
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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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