Cheapest return flights from San Jose to Keflavik in April from 769€

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

Return flights

07 Apr - 17 Apr Alaska Airlines
08 Apr - 17 Apr Alaska Airlines
08 Apr - 15 Apr Alaska Airlines
22 Apr - 29 Apr Alaska Airlines
09 Apr - 16 Apr Alaska Airlines
15 Apr - 22 Apr Alaska Airlines
28 Apr - 05 May Alaska Airlines
29 Apr - 06 May Alaska Airlines
11 Apr - 18 Apr Alaska Airlines
23 Apr - 30 Apr Alaska Airlines
30 Apr - 07 May Alaska Airlines
13 Apr - 20 Apr Alaska Airlines
16 Apr - 23 Apr Alaska Airlines
24 Apr - 01 May Alaska Airlines
25 Apr - 02 May Alaska Airlines

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

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