Need help booking?
Unpublished phone-only deals available
GSO to THR: distance & flight time
Greensboro (Piedmont Triad International Airport) → Teheran (Mehrabad International Airport)
6,571 mi
10,575 km · 5,710 nm
13h 21m
estimated nonstop flight time
+7.5h
time difference · heading northeast
See live GSO→THR fares Phone-only fares on this route — call free
Flight time details
6,571 miles nonstop takes roughly 13h 21m 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
- GSO — Piedmont Triad International Airport · Greensboro, United States
- THR — Mehrabad International Airport · Teheran, 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 GSO
- INT · Smith Reynolds Airport16 mi away
- CLT · Charlotte Douglas International Airport83 mi away
- DAN · Danville Regional Airport47 mi away
- SVH · Statesville Regional Airport61 mi away
Near THR
- IKA · Imam Khomeini International Airport21 mi away
- PYK · Payam International Airport28 mi away
- NSH · Noshahr Airport68 mi away
- GZW · Qazvin Airport80 mi away
Frequently asked questions
How far is GSO from THR?
The flight distance from Greensboro (GSO) to Teheran (THR) is 6,571 miles (10,575 km, 5,710 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GSO to THR?
A nonstop flight takes about 13h 21m 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 Greensboro and Teheran?
Teheran is 7.5 hours ahead of Greensboro.
What is the cheapest way to fly from GSO to THR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GSO–THR that never appear on search engines, with no booking fees.