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USM to LDM: distance & flight time
Ko Samui (Samui Airport) → Ludington (Mason County Airport)
8,717 mi
14,029 km · 7,575 nm
17h 34m
estimated nonstop flight time
—
time difference · heading north
See live USM→LDM fares Phone-only fares on this route — call free
Flight time details
8,717 miles nonstop takes roughly 17h 34m gate to gate, flying north. 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
- USM — Samui Airport · Ko Samui, Thailand
- LDM — Mason County Airport · Ludington, 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 LDM
- MBL · Manistee Co Blacker Airport23 mi away
- MKG · Muskegon County Airport55 mi away
- TVC · Cherry Capital Airport68 mi away
- SBM · Sheboygan County Memorial Airport73 mi away
Frequently asked questions
How far is USM from LDM?
The flight distance from Ko Samui (USM) to Ludington (LDM) is 8,717 miles (14,029 km, 7,575 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to LDM?
A nonstop flight takes about 17h 34m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from USM to LDM?
Nonstop service on USM–LDM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 17h 34m nonstop estimate.
What is the cheapest way to fly from USM to LDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–LDM that never appear on search engines, with no booking fees.
Why are some USM to LDM fares phone-only?
Consolidator contracts let us sell certain USM–LDM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.