The flight distance from General Edward Lawrence Logan International Airport (BOS) in Boston, United States to Northern Colorado Regional Airport (FNL) in Fort Collins/Loveland, United States is 2,825 kilometers (1,755 miles / 1,525 nautical miles). The estimated flight time for this route is approximately 4h, flying west at a heading of 277°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 2-hour time difference between the two cities.

Time zone information: When it's 22:27 in Boston, it's 20:27 in Fort Collins/Loveland.

There is a significant elevation difference of 5,001 feet between the two airports. Northern Colorado Regional Airport sits higher than General Edward Lawrence Logan International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Fort Collins/Loveland (FNL) to Boston (BOS) follows a heading of 74° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the General Edward Lawrence Logan International Airport (BOS) and Northern Colorado Regional Airport (FNL) detail pages, or use our flight duration calculator to compare other routes.