"See actual flight paths with flightpaths.com"
Weather, politics and local regulations can affect the choice of airspace and flight corridors. Flightpaths.com lets you see the real flight paths and compare passenger airlines and flight times simplified on an interactive map.
Flights from Reykjavik (KEF), Iceland to Boston (BOS), USA illustrated on a map. Based on 6 recorded flights, the distance can vary between 2430 and 2484 miles.
Canada
Iceland
Over water
Canada
Iceland
Over water
Greenland
You can also check the reverse route: Boston to Reykjavik