The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Juanda International Airport (SUB) in Surabaya, Indonesia is 4,890 kilometers (3,038 miles / 2,640 nautical miles). The estimated flight time for this route is approximately 7h, flying southeast at a heading of 139°.

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 Nepal with Indonesia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 03:22 in Kathmandu, it's 04:37 in Surabaya.

There is a significant elevation difference of 4,381 feet between the two airports. Juanda International Airport sits lower than Tribhuvan International Airport.

The return flight from Surabaya (SUB) to Kathmandu (KTM) follows a heading of 324° (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 Tribhuvan International Airport (KTM) and Juanda International Airport (SUB) detail pages, or use our flight duration calculator to compare other routes.