The flight distance from Morristown Municipal Airport (MMU) in Morristown, United States to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 3,831 kilometers (2,381 miles / 2,069 nautical miles). The estimated flight time for this route is approximately 6h, flying west northwest at a heading of 298°.

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 21:57 in Morristown, it's 18:57 in Seattle. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Seattle (SEA) to Morristown (MMU) follows a heading of 83° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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