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

Return flights

09 Feb - 16 Feb	Icelandair	direct
03 Feb - 09 Feb	Icelandair	direct
02 Feb - 09 Feb	Icelandair	direct
05 Feb - 12 Feb	Icelandair	direct
12 Feb - 16 Feb	Icelandair	direct
05 Feb - 10 Feb	Icelandair	direct
08 Feb - 14 Feb	Icelandair	direct
05 Feb - 14 Feb	Icelandair	direct
05 Feb - 28 Feb	Icelandair	direct
13 Feb - 17 Feb	Icelandair	direct
11 Feb - 01 Mar	Scandinavian Airlines

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Cheapest return flights from Washington to Keflavik in February from 326€

Return flights