Cheapest return flights from San Diego to Keflavik in April from 649€

AirHint found the following cheapest return flights from San Diego (SAN) to Keflavik (KEF) in April 2026 (see full year).

Return flights

14 Apr - 21 Apr Alaska Airlines
27 Apr - 07 May Air France
09 Apr - 13 Apr Hawaiian Airlines
09 Apr - 16 Apr Southwest Airlines
08 Apr - 13 Apr Hawaiian Airlines
16 Apr - 20 Apr Alaska Airlines
08 Apr - 12 Apr Hawaiian Airlines

Also check the deals for one-way flights from San Diego to Keflavik in April.

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