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KOS to SAT: distance & flight time
Sihanoukville (Sihanoukville International Airport) → San Antonio (San Antonio International Airport)
9,299 mi
14,965 km · 8,080 nm
18h 42m
estimated nonstop flight time
-12h
time difference · heading northeast
See live KOS→SAT fares Phone-only fares on this route — call free
Flight time details
9,299 miles nonstop takes roughly 18h 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- SAT — San Antonio International Airport · San Antonio, 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 KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Near SAT
- RND · Randolph Air Force Base11 mi away
- SKF · Lackland Air Force Base12 mi away
- SSF · Stinson Municipal Airport14 mi away
- AUS · Austin Bergstrom International Airport66 mi away
Frequently asked questions
How far is KOS from SAT?
The flight distance from Sihanoukville (KOS) to San Antonio (SAT) is 9,299 miles (14,965 km, 8,080 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to SAT?
A nonstop flight takes about 18h 42m 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 Sihanoukville and San Antonio?
San Antonio is 12 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to SAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–SAT that never appear on search engines, with no booking fees.