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OSC to GCH: distance & flight time
Oscoda (Oscoda Wurtsmith Airport) → Gachsaran (Gachsaran Airport)
6,519 mi
10,492 km · 5,665 nm
13h 15m
estimated nonstop flight time
+7.5h
time difference · heading northeast
See live OSC→GCH fares Phone-only fares on this route — call free
Flight time details
6,519 miles nonstop takes roughly 13h 15m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7.5-hour time gain when reading arrival times on your ticket.
The two airports
- OSC — Oscoda Wurtsmith Airport · Oscoda, 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 OSC
- ECA · Iosco County Airport10 mi away
- APN · Alpena County Regional Airport44 mi away
- HTL · Roscommon County - Blodgett Memorial Airport63 mi away
- GDW · Gladwin Zettel Memorial Airport63 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 OSC from GCH?
The flight distance from Oscoda (OSC) to Gachsaran (GCH) is 6,519 miles (10,492 km, 5,665 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSC to GCH?
A nonstop flight takes about 13h 15m 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 Oscoda and Gachsaran?
Gachsaran is 7.5 hours ahead of Oscoda.
What is the cheapest way to fly from OSC to GCH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSC–GCH that never appear on search engines, with no booking fees.