The flight distance from Florence Regional Airport (FLO) in Florence, United States to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 3,818 kilometers (2,372 miles / 2,061 nautical miles). The estimated flight time for this route is approximately 5h, flying northwest at a heading of 306°.

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 10:59 in Florence, it's 07:59 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 Florence (FLO) follows a heading of 97° (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 Florence Regional Airport (FLO) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.