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TMI to KOS: distance & flight time
Tumling Tar (Tumling Tar Airport) → Sihanoukville (Sihanoukville International Airport)
1,575 mi
2,534 km · 1,368 nm
3h 33m
estimated nonstop flight time
+1.3h
time difference · heading southeast
See live TMI→KOS fares Phone-only fares on this route — call free
Flight time details
1,575 miles nonstop takes roughly 3h 33m 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
- TMI — Tumling Tar Airport · Tumling Tar, Nepal
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
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 TMI
- BHP · Bhojpur Airport15 mi away
- TPJ · Taplejung Airport31 mi away
- LDN · Lamidanda Airport32 mi away
- LUA · Lukla Airport38 mi away
Near KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Frequently asked questions
How far is TMI from KOS?
The flight distance from Tumling Tar (TMI) to Sihanoukville (KOS) is 1,575 miles (2,534 km, 1,368 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TMI to KOS?
A nonstop flight takes about 3h 33m 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 Tumling Tar and Sihanoukville?
Sihanoukville is 1.3 hours ahead of Tumling Tar.
What is the cheapest way to fly from TMI to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TMI–KOS that never appear on search engines, with no booking fees.