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PWM to OIM: distance & flight time
Portland (Portland International Jetport Airport) → Oshima (Oshima Airport)
6,705 mi
10,791 km · 5,827 nm
13h 37m
estimated nonstop flight time
+13h
time difference · heading northwest
See live PWM→OIM fares Phone-only fares on this route — call free
Flight time details
6,705 miles nonstop takes roughly 13h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- PWM — Portland International Jetport Airport · Portland, United States
- OIM — Oshima Airport · Oshima, 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 PWM
- NHZ · Brunswick Executive Airport25 mi away
- LEW · Auburn Lewiston Municipal Airport28 mi away
- FRY · Eastern Slopes Regional Airport40 mi away
- PSM · Portsmouth International at Pease Airport47 mi away
Near OIM
- HND · Tokyo Haneda International Airport58 mi away
- NJA · Atsugi Naval Air Facility47 mi away
- NRT · Narita International Airport89 mi away
- MYE · Miyakejima Airport50 mi away
Frequently asked questions
How far is PWM from OIM?
The flight distance from Portland (PWM) to Oshima (OIM) is 6,705 miles (10,791 km, 5,827 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PWM to OIM?
A nonstop flight takes about 13h 37m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from PWM to OIM?
Nonstop service on PWM–OIM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 13h 37m nonstop estimate.
What is the time difference between Portland and Oshima?
Oshima is 13 hours ahead of Portland.
What is the cheapest way to fly from PWM to OIM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PWM–OIM that never appear on search engines, with no booking fees.
Why are some PWM to OIM fares phone-only?
Consolidator contracts let us sell certain PWM–OIM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.