Need help booking?
Unpublished phone-only deals available
THR to UNN: distance & flight time
Teheran (Mehrabad International Airport) → Ranong (Ranong Airport)
3,458 mi
5,565 km · 3,005 nm
7h 15m
estimated nonstop flight time
+3.5h
time difference · heading east
See live THR→UNN fares Phone-only fares on this route — call free
Flight time details
3,458 miles nonstop takes roughly 7h 15m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- THR — Mehrabad International Airport · Teheran, Iran
- UNN — Ranong Airport · Ranong, Thailand
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 THR
- IKA · Imam Khomeini International Airport21 mi away
- PYK · Payam International Airport28 mi away
- NSH · Noshahr Airport68 mi away
- GZW · Qazvin Airport80 mi away
Near UNN
- KAW · Kawthoung Airport19 mi away
- URT · Surat Thani Airport58 mi away
- CJM · Chumphon Airport83 mi away
- VBP · Bokpyinn Airport95 mi away
Frequently asked questions
How far is THR from UNN?
The flight distance from Teheran (THR) to Ranong (UNN) is 3,458 miles (5,565 km, 3,005 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THR to UNN?
A nonstop flight takes about 7h 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 Teheran and Ranong?
Ranong is 3.5 hours ahead of Teheran.
What is the cheapest way to fly from THR to UNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THR–UNN that never appear on search engines, with no booking fees.