AirHint found the following cheapest return flights from Ljubljana (LJU) to Keflavik (KEF) in July 2026 (see full year).
Return flights
| 06 Jul - 20 Jul | SWISS | ||
| 12 Jul - 30 Jul | SWISS | ||
| 29 Jul - 12 Aug | Lufthansa | ||
| 30 Jul - 09 Aug | Lufthansa | ||
| 23 Jul - 02 Aug | SWISS | ||
| 17 Jul - 31 Jul | LOT |
Also check the deals for one-way flights from Ljubljana to Keflavik in July.
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