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UKI to USM: distance & flight time
Ukiah (Ukiah Municipal Airport) → Ko Samui (Samui Airport)
8,077 mi
12,999 km · 7,019 nm
16h 18m
estimated nonstop flight time
—
time difference · heading northwest
See live UKI→USM fares Phone-only fares on this route — call free
Flight time details
8,077 miles nonstop takes roughly 16h 18m gate to gate, flying northwest. 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
- UKI — Ukiah Municipal Airport · Ukiah, 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 UKI
- STS · Charles M. Schulz Sonoma County Airport47 mi away
- SFO · San Francisco International Airport113 mi away
- NOT · Marin County Airport - Gnoss Field76 mi away
- APC · Napa County Airport80 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 UKI from USM?
The flight distance from Ukiah (UKI) to Ko Samui (USM) is 8,077 miles (12,999 km, 7,019 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UKI to USM?
A nonstop flight takes about 16h 18m 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 UKI to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UKI–USM that never appear on search engines, with no booking fees.