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USM to SUX: distance & flight time
Ko Samui (Samui Airport) → Sioux City (Sioux Gateway Col. Bud Day Field)
8,700 mi
14,001 km · 7,560 nm
17h 31m
estimated nonstop flight time
-12h
time difference · heading north
See live USM→SUX fares Phone-only fares on this route — call free
Flight time details
8,700 miles nonstop takes roughly 17h 31m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, United States
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 SUX
- OFK · Karl Stefan Memorial Airport61 mi away
- YKN · Chan Gurney Municipal Airport62 mi away
- FET · Fremont Municipal Airport66 mi away
- OMA · Eppley Airfield80 mi away
Frequently asked questions
How far is USM from SUX?
The flight distance from Ko Samui (USM) to Sioux City (SUX) is 8,700 miles (14,001 km, 7,560 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to SUX?
A nonstop flight takes about 17h 31m 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 Sioux City?
Sioux City is 12 hours behind Ko Samui.
What is the cheapest way to fly from USM to SUX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–SUX that never appear on search engines, with no booking fees.