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OKM to GIU: distance & flight time
Okmulgee (Okmulgee Regional Airport) → Sigiriya (Sigiriya Air Force Base)
9,415 mi
15,152 km · 8,181 nm
18h 56m
estimated nonstop flight time
+10.5h
time difference · heading north
See live OKM→GIU fares Phone-only fares on this route — call free
Flight time details
9,415 miles nonstop takes roughly 18h 56m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time gain when reading arrival times on your ticket.
The two airports
- OKM — Okmulgee Regional Airport · Okmulgee, United States
- GIU — Sigiriya Air Force Base · Sigiriya, Sri Lanka
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 OKM
- RVS · Richard Lloyd Jones Jr Airport26 mi away
- TUL · Tulsa International Airport37 mi away
- CUH · Cushing Municipal Airport50 mi away
- MLC · Mc Alester Regional Airport55 mi away
Near GIU
- HIM · Hingurakgoda Air Force Base18 mi away
- ACJ · Anuradhapura Air Force Base31 mi away
- TRR · China Bay Airport51 mi away
- BTC · Batticaloa Airport67 mi away
Frequently asked questions
How far is OKM from GIU?
The flight distance from Okmulgee (OKM) to Sigiriya (GIU) is 9,415 miles (15,152 km, 8,181 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKM to GIU?
A nonstop flight takes about 18h 56m 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 Okmulgee and Sigiriya?
Sigiriya is 10.5 hours ahead of Okmulgee.
What is the cheapest way to fly from OKM to GIU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKM–GIU that never appear on search engines, with no booking fees.