The flight distance from Terre-de-Haut Airport (LSS) in Les Saintes, GP to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 6,528 kilometers (4,056 miles / 3,525 nautical miles). The estimated flight time for this route is approximately 9h, flying northwest at a heading of 316°.

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 an international route connecting GP with United States. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 12:43 in Les Saintes, it's 08:43 in Seattle. The 4-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Seattle (SEA) to Les Saintes (LSS) follows a heading of 101° (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 Terre-de-Haut Airport (LSS) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.