AirHint found the following cheapest return flights from Keflavik (KEF) to Duesseldorf (DUS) in March 2026 (see full year).
Return flights
| 07 Mar - 14 Mar | Eurowings | ||
| 11 Mar - 18 Mar | easyJet | ||
| 14 Mar - 21 Mar | Eurowings | direct | |
| 05 Mar - 12 Mar | easyJet | ||
| 27 Mar - 05 Apr | Lufthansa | ||
| 07 Mar - 14 Mar | Eurowings | direct | |
| 02 Mar - 04 Mar | Icelandair |
Also check the deals for one-way flights from Keflavik to Duesseldorf in March.
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