The flight distance from Seattle-Tacoma International Airport (SEA) in Seattle, United States to Banff Airport (YBA) in Banff, Canada is 644 kilometers (400 miles / 348 nautical miles). The estimated flight time for this route is approximately 2h, flying northeast at a heading of 47°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

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

Time zone information: When it's 21:42 in Seattle, it's 22:42 in Banff.

There is a significant elevation difference of 4,151 feet between the two airports. Banff Airport sits higher than Seattle-Tacoma International Airport.

The return flight from Banff (YBA) to Seattle (SEA) follows a heading of 232° (southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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