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QSI to USM: distance & flight time
Moshi (Moshi Airport) → Ko Samui (Samui Airport)
4,409 mi
7,096 km · 3,832 nm
9h 7m
estimated nonstop flight time
—
time difference · heading east
See live QSI→USM fares Phone-only fares on this route — call free
Flight time details
4,409 miles nonstop takes roughly 9h 7m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- QSI — Moshi Airport · Moshi, Tanzania
- 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 QSI
- JRO · Kilimanjaro International Airport18 mi away
- ARK · Arusha Airport48 mi away
- ASV · Amboseli Airport50 mi away
- ILU · Kilaguni Airport60 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 QSI from USM?
The flight distance from Moshi (QSI) to Ko Samui (USM) is 4,409 miles (7,096 km, 3,832 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from QSI to USM?
A nonstop flight takes about 9h 7m 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 cheapest way to fly from QSI to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on QSI–USM that never appear on search engines, with no booking fees.