The flight distance from Seattle-Tacoma International Airport (SEA) in Seattle, United States to Sanford Seacoast Regional Airport (SFM) in Sanford, United States is 3,978 kilometers (2,472 miles / 2,148 nautical miles). The estimated flight time for this route is approximately 6h, flying east northeast at a heading of 77°.

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 3-hour time difference between the two cities.

Time zone information: When it's 04:25 in Seattle, it's 07:25 in Sanford. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Sanford (SFM) to Seattle (SEA) follows a heading of 295° (west northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Seattle-Tacoma International Airport (SEA) and Sanford Seacoast Regional Airport (SFM) detail pages, or use our flight duration calculator to compare other routes.