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Airport Comparison
Kathmandu (KTM) to Siem Reap (REP) Flight Distance
The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Angkor International Airport (REP) in Siem Reap, Cambodia is 2,487 kilometers (1,545 miles / 1,343 nautical miles). The estimated flight time for this route is approximately 4h, flying southeast at a heading of 126°.
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 Cambodia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.
Time zone information: When it's 02:48 in Kathmandu, it's 04:03 in Siem Reap.
There is a significant elevation difference of 4,330 feet between the two airports. Angkor International Airport sits lower than Tribhuvan International Airport.
The return flight from Siem Reap (REP) to Kathmandu (KTM) follows a heading of 313° (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 Angkor International Airport (REP) detail pages, or use our flight duration calculator to compare other routes.
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