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PIT to USM: distance & flight time
Pittsburgh (Pittsburgh International Airport) → Ko Samui (Samui Airport)
8,979 mi
14,451 km · 7,803 nm
18h 4m
estimated nonstop flight time
+11h
time difference · heading north
See live PIT→USM fares Phone-only fares on this route — call free
Flight time details
8,979 miles nonstop takes roughly 18h 4m 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
- PIT — Pittsburgh International Airport · Pittsburgh, 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 PIT
- AGC · Allegheny County Airport19 mi away
- BFP · Beaver County Airport21 mi away
- HLG · Wheeling Ohio County Airport31 mi away
- LBE · Arnold Palmer Regional Airport46 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 PIT from USM?
The flight distance from Pittsburgh (PIT) to Ko Samui (USM) is 8,979 miles (14,451 km, 7,803 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PIT to USM?
A nonstop flight takes about 18h 4m 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 Pittsburgh and Ko Samui?
Ko Samui is 11 hours ahead of Pittsburgh.
What is the cheapest way to fly from PIT to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PIT–USM that never appear on search engines, with no booking fees.