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KOS to DRT: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Del Rio (Del Rio International Airport)
9,228 mi
14,851 km · 8,019 nm
18h 34m
estimated nonstop flight time
-12h
time difference · heading northeast
See live KOS→DRT fares Phone-only fares on this route — call free
Flight time details
9,228 miles nonstop takes roughly 18h 34m 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
- DRT — Del Rio International Airport · Del Rio, 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 DRT
- DLF · DLF Airport9 mi away
- ACN · Ciudad Acuña New International Airport11 mi away
- PDS · Piedras Negras International Airport57 mi away
- UVA · Garner Field72 mi away
Frequently asked questions
How far is KOS from DRT?
The flight distance from Sihanoukville (KOS) to Del Rio (DRT) is 9,228 miles (14,851 km, 8,019 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to DRT?
A nonstop flight takes about 18h 34m 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 Del Rio?
Del Rio is 12 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to DRT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–DRT that never appear on search engines, with no booking fees.