Cheapest return flights from Phoenix to Keflavik in May from 599€

AirHint found the following cheapest return flights from Phoenix (PHX) to Keflavik (KEF) in May 2026 (see full year).

Return flights

12 May - 19 May Air Canada
11 May - 18 May Air Canada
21 May - 28 May WestJet
02 May - 09 May Sun Country Airlines
23 May - 30 May Sun Country Airlines
07 May - 14 May Lufthansa
08 May - 15 May Sun Country Airlines
10 May - 17 May Sun Country Airlines
20 May - 27 May jetBlue
06 May - 13 May jetBlue

Also check the deals for one-way flights from Phoenix to Keflavik in May.

Powered by

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

Feel free to contact us with any feedback or request another flight research.