Cheapest return flights from Boston to Keflavik in April from $293

Best time to book flights for Boston (BOS) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Keflavik (KEF) in April 2025 (see full year).

Return flights

01 Apr - 08 Apr Fly Play direct
13 Apr - 22 Apr Fly Play direct
25 Apr - 05 May Fly Play direct
22 Apr - 01 May Fly Play direct
24 Apr - 03 May Fly Play direct
01 Apr - 10 Apr Fly Play direct
03 Apr - 07 Apr Fly Play direct
30 Apr - 07 May Fly Play direct
13 Apr - 20 Apr Fly Play direct
15 Apr - 24 Apr Icelandair direct
21 Apr - 30 Apr Icelandair direct
20 Apr - 29 Apr Fly Play direct
19 Apr - 28 Apr Fly Play direct
20 Apr - 25 Apr Fly Play direct

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

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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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