Need help booking?
Unpublished phone-only deals available
SQL to KOS: distance & flight time
San Carlos (San Carlos Airport) → Sihanoukville (Sihanoukville International Airport)
7,982 mi
12,846 km · 6,936 nm
16h 7m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SQL→KOS fares Phone-only fares on this route — call free
Flight time details
7,982 miles nonstop takes roughly 16h 7m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- SQL — San Carlos Airport · San Carlos, United States
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
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 SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
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
Frequently asked questions
How far is SQL from KOS?
The flight distance from San Carlos (SQL) to Sihanoukville (KOS) is 7,982 miles (12,846 km, 6,936 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SQL to KOS?
A nonstop flight takes about 16h 7m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SQL to KOS?
Nonstop service on SQL–KOS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 16h 7m nonstop estimate.
What is the time difference between San Carlos and Sihanoukville?
Sihanoukville is 14 hours ahead of San Carlos.
What is the cheapest way to fly from SQL to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SQL–KOS that never appear on search engines, with no booking fees.
Why are some SQL to KOS fares phone-only?
Consolidator contracts let us sell certain SQL–KOS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.