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MCI to USM: distance & flight time
Kansas City (Kansas City International Airport) → Ko Samui (Samui Airport)
8,931 mi
14,373 km · 7,761 nm
17h 59m
estimated nonstop flight time
+12h
time difference · heading north
See live MCI→USM fares Phone-only fares on this route — call free
Flight time details
8,931 miles nonstop takes roughly 17h 59m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- MCI — Kansas City International Airport · Kansas City, United States
- 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 MCI
- FLV · Sherman Army Air Field12 mi away
- MKC · Charles B. Wheeler Downtown Airport14 mi away
- OJC · Johnson County Executive Airport31 mi away
- LWC · Lawrence Municipal Airport33 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 MCI from USM?
The flight distance from Kansas City (MCI) to Ko Samui (USM) is 8,931 miles (14,373 km, 7,761 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MCI to USM?
A nonstop flight takes about 17h 59m 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 Kansas City and Ko Samui?
Ko Samui is 12 hours ahead of Kansas City.
What is the cheapest way to fly from MCI to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MCI–USM that never appear on search engines, with no booking fees.