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OIR to IPT: distance & flight time
Okushiri (Okushiri Airport) → Williamsport (Williamsport Regional Airport)
6,249 mi
10,057 km · 5,430 nm
12h 43m
estimated nonstop flight time
-13h
time difference · heading northeast
See live OIR→IPT fares Phone-only fares on this route — call free
Flight time details
6,249 miles nonstop takes roughly 12h 43m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- IPT — Williamsport Regional Airport · Williamsport, 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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Near IPT
- LHV · William T. Piper Memorial Airport27 mi away
- HZL · Hazleton Municipal Airport51 mi away
- SCE · University Park Airport55 mi away
- WBW · Wilkes Barre Wyoming Valley Airport56 mi away
Frequently asked questions
How far is OIR from IPT?
The flight distance from Okushiri (OIR) to Williamsport (IPT) is 6,249 miles (10,057 km, 5,430 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to IPT?
A nonstop flight takes about 12h 43m 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 Okushiri and Williamsport?
Williamsport is 13 hours behind Okushiri.
What is the cheapest way to fly from OIR to IPT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–IPT that never appear on search engines, with no booking fees.