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OKJ to SEP: distance & flight time
Okayama (Okayama Airport) → Stephenville (Stephenville Clark Regional Airport)
6,709 mi
10,798 km · 5,830 nm
13h 37m
estimated nonstop flight time
-14h
time difference · heading northeast
See live OKJ→SEP fares Phone-only fares on this route — call free
Flight time details
6,709 miles nonstop takes roughly 13h 37m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- OKJ — Okayama Airport · Okayama, Japan
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 OKJ
- TAK · Takamatsu Airport39 mi away
- TTJ · Tottori Airport56 mi away
- HIJ · Hiroshima Airport58 mi away
- TKS · Tokushima Airport/JMSDF Air Base61 mi away
Near SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is OKJ from SEP?
The flight distance from Okayama (OKJ) to Stephenville (SEP) is 6,709 miles (10,798 km, 5,830 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKJ to SEP?
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.
What is the time difference between Okayama and Stephenville?
Stephenville is 14 hours behind Okayama.
What is the cheapest way to fly from OKJ to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKJ–SEP that never appear on search engines, with no booking fees.