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JKR to USM: distance & flight time
Janakpur (Janakpur Airport) → Ko Samui (Samui Airport)
1,503 mi
2,419 km · 1,306 nm
3h 25m
estimated nonstop flight time
+1.3h
time difference · heading southeast
See live JKR→USM fares Phone-only fares on this route — call free
Flight time details
1,503 miles nonstop takes roughly 3h 25m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.3-hour time gain when reading arrival times on your ticket.
The two airports
- JKR — Janakpur Airport · Janakpur, Nepal
- USM — Samui Airport · Ko Samui, Thailand
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near JKR
- RHP · Ramechhap Airport48 mi away
- RJB · Rajbiraj Airport52 mi away
- MZU · Muzaffarpur Airport55 mi away
- RUM · Rumjatar Airport56 mi away
Near USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Frequently asked questions
How far is JKR from USM?
The flight distance from Janakpur (JKR) to Ko Samui (USM) is 1,503 miles (2,419 km, 1,306 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from JKR to USM?
A nonstop flight takes about 3h 25m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Janakpur and Ko Samui?
Ko Samui is 1.3 hours ahead of Janakpur.
What is the cheapest way to fly from JKR to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on JKR–USM that never appear on search engines, with no booking fees.