The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Osmany International Airport (ZYL) in Sylhet, Bangladesh is 717 kilometers (445 miles / 387 nautical miles). The estimated flight time for this route is approximately 2h, flying east southeast at a heading of 114°.

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

Time zone information: When it's 13:07 in Kathmandu, it's 13:22 in Sylhet.

There is a significant elevation difference of 4,340 feet between the two airports. Osmany International Airport sits lower than Tribhuvan International Airport.

The return flight from Sylhet (ZYL) to Kathmandu (KTM) follows a heading of 297° (west 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 Osmany International Airport (ZYL) detail pages, or use our flight duration calculator to compare other routes.