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USM to IMK: distance & flight time
Ko Samui (Samui Airport) → Simikot (Simikot Airport)
1,837 mi
2,957 km · 1,597 nm
4h 4m
estimated nonstop flight time
-1.2h
time difference · heading northwest
See live USM→IMK fares Phone-only fares on this route — call free
Flight time details
1,837 miles nonstop takes roughly 4h 4m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.2-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- IMK — Simikot Airport · Simikot, Nepal
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 USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Near IMK
- BJU · Bajura Airport34 mi away
- BJH · Bajhang Airport48 mi away
- JUM · Jumla Airport53 mi away
- DOP · Dolpa Airport91 mi away
Frequently asked questions
How far is USM from IMK?
The flight distance from Ko Samui (USM) to Simikot (IMK) is 1,837 miles (2,957 km, 1,597 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to IMK?
A nonstop flight takes about 4h 4m 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 Ko Samui and Simikot?
Simikot is 1.2 hours behind Ko Samui.
What is the cheapest way to fly from USM to IMK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–IMK that never appear on search engines, with no booking fees.