AirHint found the following cheapest return flights from Lyon (LYS) to Keflavik (KEF) in April 2026 (see full year).
Return flights
| 11 Apr - 18 Apr | Lufthansa | ||
| 30 Apr - 03 May | Wizz Air | ||
| 03 Apr - 09 Apr | Austrian Airlines | ||
| 03 Apr - 14 Apr | easyJet | ||
| 06 Apr - 19 Apr | Lufthansa | ||
| 04 Apr - 11 Apr | Air France |
Also check the deals for one-way flights from Lyon to Keflavik in April.
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