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KOS to ALW: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Walla Walla (Walla Walla Regional Airport)
7,740 mi
12,456 km · 6,726 nm
15h 39m
estimated nonstop flight time
-14h
time difference · heading northeast
See live KOS→ALW fares Phone-only fares on this route — call free
Flight time details
7,740 miles nonstop takes roughly 15h 39m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- ALW — Walla Walla Regional Airport · Walla Walla, 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 ALW
- PDT · Eastern Oregon Regional At Pendleton Airport38 mi away
- PSC · Tri Cities Airport41 mi away
- LGD · La Grande/Union County Airport57 mi away
- LWS · Lewiston Nez Perce County Airport64 mi away
Frequently asked questions
How far is KOS from ALW?
The flight distance from Sihanoukville (KOS) to Walla Walla (ALW) is 7,740 miles (12,456 km, 6,726 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to ALW?
A nonstop flight takes about 15h 39m 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 Walla Walla?
Walla Walla is 14 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to ALW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–ALW that never appear on search engines, with no booking fees.