AirHint found the following cheapest return flights from San Diego (SAN) to Keflavik (KEF) in July 2026 (see full year).
Return flights
| 16 Jul - 21 Jul | WestJet | ||
| 04 Jul - 13 Jul | Frontier Airlines | ||
| 16 Jul - 25 Jul | WestJet | ||
| 16 Jul - 05 Aug | WestJet | ||
| 20 Jul - 01 Aug | WestJet |
Also check the deals for one-way flights from San Diego to Keflavik in July.
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