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PMH to OIR: distance & flight time
Portsmouth (Greater Portsmouth Regional Airport) → Okushiri (Okushiri Airport)
6,248 mi
10,056 km · 5,430 nm
12h 43m
estimated nonstop flight time
—
time difference · heading northwest
See live PMH→OIR fares Phone-only fares on this route — call free
Flight time details
6,248 miles nonstop takes roughly 12h 43m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- PMH — Greater Portsmouth Regional Airport · Portsmouth, United States
- OIR — Okushiri Airport · Okushiri, Japan
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 PMH
- HTS · Tri-State/Milton J. Ferguson Field36 mi away
- ATO · Ohio University Snyder Field42 mi away
- ILN · Wilmington Airpark65 mi away
- LCK · Rickenbacker International Airport67 mi away
Near OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Frequently asked questions
How far is PMH from OIR?
The flight distance from Portsmouth (PMH) to Okushiri (OIR) is 6,248 miles (10,056 km, 5,430 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PMH to OIR?
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 cheapest way to fly from PMH to OIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PMH–OIR that never appear on search engines, with no booking fees.