The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Parapat Airport (SIW) in Parapat-Sumatra Island, Indonesia is 3,134 kilometers (1,948 miles / 1,692 nautical miles). The estimated flight time for this route is approximately 5h, flying south southeast at a heading of 150°.

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 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 Parapat-Sumatra Island.

There is a significant elevation difference of 1,309 feet between the two airports. Parapat Airport sits lower than Tribhuvan International Airport.

The return flight from Parapat-Sumatra Island (SIW) to Kathmandu (KTM) follows a heading of 334° (north 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 Parapat Airport (SIW) detail pages, or use our flight duration calculator to compare other routes.