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OSH to GCH: distance & flight time
Oshkosh (Wittman Regional Airport) → Gachsaran (Gachsaran Airport)
6,697 mi
10,778 km · 5,820 nm
13h 36m
estimated nonstop flight time
+8.5h
time difference · heading northeast
See live OSH→GCH fares Phone-only fares on this route — call free
Flight time details
6,697 miles nonstop takes roughly 13h 36m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8.5-hour time gain when reading arrival times on your ticket.
The two airports
- OSH — Wittman Regional Airport · Oshkosh, United States
- 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 OSH
- FLD · Fond du Lac County Airport15 mi away
- ATW · Appleton International Airport19 mi away
- SBM · Sheboygan County Memorial Airport38 mi away
- GRB · Austin Straubel International Airport41 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 OSH from GCH?
The flight distance from Oshkosh (OSH) to Gachsaran (GCH) is 6,697 miles (10,778 km, 5,820 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSH to GCH?
A nonstop flight takes about 13h 36m 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 Oshkosh and Gachsaran?
Gachsaran is 8.5 hours ahead of Oshkosh.
What is the cheapest way to fly from OSH to GCH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSH–GCH that never appear on search engines, with no booking fees.