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RET to KOS: distance & flight time

Røst (Røst Airport) → Sihanoukville (Sihanoukville International Airport)

5,584 mi
8,986 km · 4,852 nm
11h 25m
estimated nonstop flight time
+5h
time difference · heading east
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Flight time details

5,584 miles nonstop takes roughly 11h 25m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is RET from KOS?

The flight distance from Røst (RET) to Sihanoukville (KOS) is 5,584 miles (8,986 km, 4,852 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from RET to KOS?

A nonstop flight takes about 11h 25m 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 Røst and Sihanoukville?

Sihanoukville is 5 hours ahead of Røst.

What is the cheapest way to fly from RET to KOS?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RET–KOS that never appear on search engines, with no booking fees.
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