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USM to PRH: distance & flight time
Ko Samui (Samui Airport) → Phrae (Phrae Airport)
593 mi
955 km · 515 nm
1h 45m
estimated nonstop flight time
Same time
time difference · heading north
See live USM→PRH fares Phone-only fares on this route — call free
Flight time details
593 miles nonstop takes roughly 1h 45m 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
- PRH — Phrae Airport · Phrae, 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 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 PRH
- LPT · Lampang Airport44 mi away
- NNT · Nan Airport62 mi away
- THS · Sukhothai Airport66 mi away
- CNX · Chiang Mai International Airport90 mi away
Frequently asked questions
How far is USM from PRH?
The flight distance from Ko Samui (USM) to Phrae (PRH) is 593 miles (955 km, 515 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to PRH?
A nonstop flight takes about 1h 45m 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 USM to PRH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–PRH that never appear on search engines, with no booking fees.