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OKJ to GAI: distance & flight time
Okayama (Okayama Airport) → Gaithersburg (Montgomery County Airpark)
6,958 mi
11,198 km · 6,047 nm
14h 7m
estimated nonstop flight time
-13h
time difference · heading northeast
See live OKJ→GAI fares Phone-only fares on this route — call free
Flight time details
6,958 miles nonstop takes roughly 14h 7m 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
- OKJ — Okayama Airport · Okayama, Japan
- GAI — Montgomery County Airpark · Gaithersburg, 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 GAI
Frequently asked questions
How far is OKJ from GAI?
The flight distance from Okayama (OKJ) to Gaithersburg (GAI) is 6,958 miles (11,198 km, 6,047 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKJ to GAI?
A nonstop flight takes about 14h 7m 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 Gaithersburg?
Gaithersburg is 13 hours behind Okayama.
What is the cheapest way to fly from OKJ to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKJ–GAI that never appear on search engines, with no booking fees.