Icelandair via DealBase offers select Icelandair Roundtrip Fares to Europe with prices starting at $338.14. (On the DealBase landing page, click on "Icelandair.us" in the top line to see this sale.) This price is valid on flights departing on August 29 from Newark, NJ (EWR), with arrival in Reykjavik, Iceland, (KEF) and return on September 5. That's $105 under the best deal we could find from a comparable airline. Book this travel deal by April 23 for travel from August 19 through October 31.

All prices, dates, and booking details were valid at the time of publication.