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Airport Comparison
Biratnagar (BIR) to Kathmandu (KTM) Flight Distance
The flight distance from Biratnagar Airport (BIR) in Biratnagar, Nepal to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 232 kilometers (144 miles / 125 nautical miles). The estimated flight time for this route is approximately 1h, flying northwest at a heading of 306°.
This is a short regional route, typically operated by turboprop or small regional jet aircraft. Flight time is minimal and passengers can expect a quick, efficient journey.
This is a domestic route within Nepal. Both airports operate in the same country, which may simplify travel requirements and documentation.
Time zone information: When it's 10:45 in Biratnagar, it's 10:45 in Kathmandu.
There is a significant elevation difference of 4,154 feet between the two airports. Tribhuvan International Airport sits higher than Biratnagar Airport.
The return flight from Kathmandu (KTM) to Biratnagar (BIR) follows a heading of 125° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.
For more information about these airports, visit the Biratnagar Airport (BIR) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.
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