Cheapest return flights from Los Angeles to Keflavik in March from $546

AirHint found the following cheapest return flights from Los Angeles (LAX) to Keflavik (KEF) in March 2026 (see full year).

Return flights

11 Mar - 18 Mar jetBlue
30 Mar - 05 Apr Finnair
17 Mar - 25 Mar jetBlue
18 Mar - 24 Mar jetBlue
10 Mar - 17 Mar Spirit Airlines
18 Mar - 28 Mar jetBlue
27 Mar - 31 Mar jetBlue
02 Mar - 16 Mar WestJet
14 Mar - 22 Mar jetBlue
31 Mar - 10 Apr Frontier Airlines
25 Mar - 29 Mar jetBlue
27 Mar - 04 Apr jetBlue
12 Mar - 16 Mar Spirit Airlines

Also check the deals for one-way flights from Los Angeles to Keflavik in March.

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