The flight distance from Koyukuk Airport (KYU) in Koyukuk, United States to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 2,860 kilometers (1,777 miles / 1,544 nautical miles). The estimated flight time for this route is approximately 4h, flying east southeast at a heading of 115°.

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 1-hour time difference between the two cities.

Time zone information: When it's 09:54 in Koyukuk, it's 10:54 in Seattle.

The return flight from Seattle (SEA) to Koyukuk (KYU) follows a heading of 325° (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 Koyukuk Airport (KYU) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.