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LHV to USM: distance & flight time
Lock Haven (William T. Piper Memorial Airport) → Ko Samui (Samui Airport)
8,931 mi
14,373 km · 7,761 nm
17h 59m
estimated nonstop flight time
+11h
time difference · heading north
See live LHV→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 11-hour time gain when reading arrival times on your ticket.
The two airports
- LHV — William T. Piper Memorial Airport · Lock Haven, 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 LHV
- IPT · Williamsport Regional Airport27 mi away
- SCE · University Park Airport30 mi away
- MUI · Muir Army Air Field (Fort Indiantown Gap) Airport66 mi away
- HAR · Capital City Airport70 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 LHV from USM?
The flight distance from Lock Haven (LHV) 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 LHV 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 Lock Haven and Ko Samui?
Ko Samui is 11 hours ahead of Lock Haven.
What is the cheapest way to fly from LHV to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHV–USM that never appear on search engines, with no booking fees.