Need help booking?
Unpublished phone-only deals available
OIM to TTD: distance & flight time
Oshima (Oshima Airport) → Troutdale (Portland Troutdale Airport)
4,909 mi
7,900 km · 4,266 nm
10h 6m
estimated nonstop flight time
-16h
time difference · heading northeast
See live OIM→TTD fares Phone-only fares on this route — call free
Flight time details
4,909 miles nonstop takes roughly 10h 6m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- OIM — Oshima Airport · Oshima, Japan
- TTD — Portland Troutdale Airport · Troutdale, 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 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
Near TTD
- PDX · Portland International Airport10 mi away
- HIO · Portland Hillsboro Airport27 mi away
- KLS · Southwest Washington Regional Airport46 mi away
- SLE · Salem Municipal Airport/McNary Field53 mi away
Frequently asked questions
How far is OIM from TTD?
The flight distance from Oshima (OIM) to Troutdale (TTD) is 4,909 miles (7,900 km, 4,266 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIM to TTD?
A nonstop flight takes about 10h 6m 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 Oshima and Troutdale?
Troutdale is 16 hours behind Oshima.
What is the cheapest way to fly from OIM to TTD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIM–TTD that never appear on search engines, with no booking fees.