Need help booking?
Unpublished phone-only deals available
OKO to GCH: distance & flight time
Yokota (Yokota Air Base) → Gachsaran (Gachsaran Airport)
4,957 mi
7,978 km · 4,308 nm
10h 11m
estimated nonstop flight time
-5.5h
time difference · heading northwest
See live OKO→GCH fares Phone-only fares on this route — call free
Flight time details
4,957 miles nonstop takes roughly 10h 11m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5.5-hour time set-back when reading arrival times on your ticket.
The two airports
- OKO — Yokota Air Base · Yokota, Japan
- GCH — Gachsaran Airport · Gachsaran, Iran
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 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
Near GCH
- YES · Yasouj Airport50 mi away
- AKW · Aghajari Airport74 mi away
- KHK · Khark Island Airport80 mi away
- OMI · Omidiyeh Airport84 mi away
Frequently asked questions
How far is OKO from GCH?
The flight distance from Yokota (OKO) to Gachsaran (GCH) 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 OKO to GCH?
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 Yokota and Gachsaran?
Gachsaran is 5.5 hours behind Yokota.
What is the cheapest way to fly from OKO to GCH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKO–GCH that never appear on search engines, with no booking fees.