The flight distance from Aspen-Pitkin County/Sardy Field (ASE) in Aspen, United States to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 1,544 kilometers (959 miles / 833 nautical miles). The estimated flight time for this route is approximately 3h, flying northwest at a heading of 311°.

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 15:35 in Aspen, it's 14:35 in Seattle.

There is a significant elevation difference of 7,406 feet between the two airports. Seattle-Tacoma International Airport sits lower than Aspen-Pitkin County/Sardy Field. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Seattle (SEA) to Aspen (ASE) follows a heading of 121° (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 Aspen-Pitkin County/Sardy Field (ASE) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.