The flight distance from Casa De Campo International Airport (LRM) in La Romana, Dominican Republic to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 5,783 kilometers (3,593 miles / 3,122 nautical miles). The estimated flight time for this route is approximately 8h, 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 Dominican Republic with United States. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 10:53 in La Romana, it's 06:53 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 La Romana (LRM) follows a heading of 105° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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