Cheapest return flights from Los Angeles to Keflavik in March from $630

Best time to book flights for Los Angeles (LAX) to Keflavik (KEF) flights at AirHint

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

Return flights

24 Mar - 31 Mar Finnair
10 Mar - 17 Mar Finnair
26 Mar - 02 Apr Finnair
02 Mar - 09 Mar British Airways
12 Mar - 19 Mar Finnair
19 Mar - 26 Mar Lufthansa
11 Mar - 18 Mar Scandinavian Airlines
04 Mar - 25 Mar Alaska Airlines
21 Mar - 26 Mar Turkish Airlines
20 Mar - 27 Mar British Airways
21 Mar - 28 Mar Porter Airlines (Canada) Ltd
25 Mar - 01 Apr Porter Airlines (Canada) Ltd

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

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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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