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BRO to USM: distance & flight time
Brownsville (Brownsville South Padre Island International Airport) → Ko Samui (Samui Airport)
9,720 mi
15,642 km · 8,446 nm
19h 32m
estimated nonstop flight time
+12h
time difference · heading northwest
See live BRO→USM fares Phone-only fares on this route — call free
Flight time details
9,720 miles nonstop takes roughly 19h 32m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- BRO — Brownsville South Padre Island International Airport · Brownsville, 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 BRO
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 BRO from USM?
The flight distance from Brownsville (BRO) to Ko Samui (USM) is 9,720 miles (15,642 km, 8,446 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BRO to USM?
A nonstop flight takes about 19h 32m 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 Brownsville and Ko Samui?
Ko Samui is 12 hours ahead of Brownsville.
What is the cheapest way to fly from BRO to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BRO–USM that never appear on search engines, with no booking fees.