AirHint found the following cheapest return flights from Guadalajara (GDL) to Keflavik (KEF) in March 2026 (see full year).
Return flights
| 15 Mar - 30 Mar | Viva | ||
| 21 Mar - 04 Apr | Viva | ||
| 21 Mar - 28 Mar | Viva | ||
| 28 Mar - 11 Apr | Viva | ||
| 13 Mar - 18 Mar | Aeromexico |
Also check the deals for one-way flights from Guadalajara to Keflavik in March.
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