AirHint found the following cheapest return flights from Santa Ana (SNA) to Keflavik (KEF) in March 2026 (see full year).

Return flights

14 Mar - 22 Mar	Alaska Airlines
16 Mar - 24 Mar	Alaska Airlines
17 Mar - 25 Mar	Alaska Airlines
18 Mar - 26 Mar	Icelandair
19 Mar - 27 Mar	Icelandair
23 Mar - 31 Mar	Alaska Airlines
21 Mar - 28 Mar	Alaska Airlines
24 Mar - 31 Mar	Alaska Airlines
20 Mar - 28 Mar	Alaska Airlines
25 Mar - 02 Apr	Alaska Airlines
26 Mar - 02 Apr	Alaska Airlines
28 Mar - 05 Apr	Alaska Airlines
28 Mar - 04 Apr	Alaska Airlines
27 Mar - 04 Apr	Alaska Airlines
27 Mar - 03 Apr	Alaska Airlines
15 Mar - 23 Mar	Alaska Airlines

Also check the deals for one-way flights from Santa Ana to Keflavik in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Santa Ana to Keflavik in March from 946€

Return flights