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GIU to OSN: distance & flight time

Sigiriya (Sigiriya Air Force Base) → Osan (Osan Air Base)

3,524 mi
5,671 km · 3,062 nm
7h 23m
estimated nonstop flight time
+3.5h
time difference · heading northeast
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Flight time details

3,524 miles nonstop takes roughly 7h 23m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-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 GIU from OSN?

The flight distance from Sigiriya (GIU) to Osan (OSN) is 3,524 miles (5,671 km, 3,062 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from GIU to OSN?

A nonstop flight takes about 7h 23m 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 Sigiriya and Osan?

Osan is 3.5 hours ahead of Sigiriya.

What is the cheapest way to fly from GIU to OSN?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GIU–OSN that never appear on search engines, with no booking fees.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