$390 Cheap Icelandair flights Newark Liberty Intl. Airport (EWR) to Reykjavik (KEF)

Landing cheap one-way Icelandair flights from EWR to KEF from $390 on Expedia is simple — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from $386 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Check for Icelandair flights from EWR to KEF about one month before you want to leave. The cheapest time to book an international flight is usually 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your itinerary or fare class, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Setting off from EWR at 7:30PM UTC-5, the first Icelandair flight to KEF lands at 6:10AM UTC+0. Traveling earlier in the day means you'll be less likely to encounter delays or cancellations.* Don't like early starts? The last Icelandair flight from EWR to KEF departs at 7:30PM UTC-5 and touches down at 6:10AM UTC+0.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Traveling from EWR to KEF with Icelandair comes with a host of benefits, including top-tier customer service and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That's on top of the Icelandair Saga Club points you can earn with Icelandair.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.