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GCH to OKO: distance & flight time
Gachsaran (Gachsaran Airport) → Yokota (Yokota Air Base)
4,957 mi
7,978 km · 4,308 nm
10h 11m
estimated nonstop flight time
+5.5h
time difference · heading northeast
See live GCH→OKO fares Phone-only fares on this route — call free
Flight time details
4,957 miles nonstop takes roughly 10h 11m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5.5-hour time gain when reading arrival times on your ticket.
The two airports
- GCH — Gachsaran Airport · Gachsaran, Iran
- OKO — Yokota Air Base · Yokota, 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 GCH
- YES · Yasouj Airport50 mi away
- AKW · Aghajari Airport74 mi away
- KHK · Khark Island Airport80 mi away
- OMI · Omidiyeh Airport84 mi away
Near OKO
- HND · Tokyo Haneda International Airport28 mi away
- NRT · Narita International Airport58 mi away
- NJA · Atsugi Naval Air Facility21 mi away
- IBR · Hyakuri Airport67 mi away
Frequently asked questions
How far is GCH from OKO?
The flight distance from Gachsaran (GCH) to Yokota (OKO) is 4,957 miles (7,978 km, 4,308 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCH to OKO?
A nonstop flight takes about 10h 11m 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 Gachsaran and Yokota?
Yokota is 5.5 hours ahead of Gachsaran.
What is the cheapest way to fly from GCH to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCH–OKO that never appear on search engines, with no booking fees.