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USM to LWS: distance & flight time
Ko Samui (Samui Airport) → Lewiston (Lewiston Nez Perce County Airport)
7,946 mi
12,788 km · 6,905 nm
16h 3m
estimated nonstop flight time
-14h
time difference · heading northeast
See live USM→LWS fares Phone-only fares on this route — call free
Flight time details
7,946 miles nonstop takes roughly 16h 3m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- LWS — Lewiston Nez Perce County Airport · Lewiston, 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 LWS
- PUW · Pullman Moscow Regional Airport26 mi away
- ALW · Walla Walla Regional Airport64 mi away
- GEG · Spokane International Airport89 mi away
- LGD · La Grande/Union County Airport89 mi away
Frequently asked questions
How far is USM from LWS?
The flight distance from Ko Samui (USM) to Lewiston (LWS) is 7,946 miles (12,788 km, 6,905 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to LWS?
A nonstop flight takes about 16h 3m 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 Lewiston?
Lewiston is 14 hours behind Ko Samui.
What is the cheapest way to fly from USM to LWS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–LWS that never appear on search engines, with no booking fees.