The flight distance from Boundary Airport (BYA) in Boundary, United States to Kansai International Airport (KIX) in Osaka, Japan is 6,310 kilometers (3,921 miles / 3,407 nautical miles). The estimated flight time for this route is approximately 8h, flying west northwest at a heading of 281°.

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 United States with Japan. It is an intercontinental flight between North America and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 02:34 in Boundary, it's 19:34 in Osaka. With a 17-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 2,914 feet between the two airports. Kansai International Airport sits lower than Boundary Airport.

The return flight from Osaka (KIX) to Boundary (BYA) follows a heading of 31° (north northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Boundary Airport (BYA) and Kansai International Airport (KIX) detail pages, or use our flight duration calculator to compare other routes.