The flight distance from Boeing Field/King County International Airport (BFI) in Seattle, United States to Miami International Airport (MIA) in Miami, United States is 4,381 kilometers (2,722 miles / 2,366 nautical miles). The estimated flight time for this route is approximately 6h, flying east southeast at a heading of 108°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

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 14:09 in Seattle, it's 17:09 in Miami. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Miami (MIA) to Seattle (BFI) follows a heading of 315° (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 Boeing Field/King County International Airport (BFI) and Miami International Airport (MIA) detail pages, or use our flight duration calculator to compare other routes.