AirHint found the following cheapest return flights from Washington (IAD) to Keflavik (KEF) in February 2026 (see full year).

Return flights

01 Feb - 08 Feb	Icelandair	direct
02 Feb - 09 Feb	Icelandair	direct
03 Feb - 10 Feb	Icelandair	direct
04 Feb - 11 Feb	Icelandair	direct
05 Feb - 12 Feb	Icelandair	direct
13 Feb - 17 Feb	Icelandair	direct
12 Feb - 24 Feb	Icelandair	direct

Also check the deals for one-way flights from Washington to Keflavik in February.

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 Washington to Keflavik in February from 303€

Return flights