"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 Boston (BOS), USA to Copenhagen (CPH), Denmark illustrated on a map. Based on 3 recorded flights, the distance can vary between 3759 and 3844 miles.
Canada
Denmark
Norway
Over water
Canada
Denmark
Over water
United Kingdom
Norway
Sweden
You can also check the reverse route: Copenhagen to Boston