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SDF to THR: distance & flight time
Louisville (Louisville International Standiford Field) → Teheran (Mehrabad International Airport)
6,642 mi
10,689 km · 5,772 nm
13h 29m
estimated nonstop flight time
+7.5h
time difference · heading northeast
See live SDF→THR fares Phone-only fares on this route — call free
Flight time details
6,642 miles nonstop takes roughly 13h 29m 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
- SDF — Louisville International Standiford Field · Louisville, 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 SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 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 SDF from THR?
The flight distance from Louisville (SDF) to Teheran (THR) is 6,642 miles (10,689 km, 5,772 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to THR?
A nonstop flight takes about 13h 29m 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 Louisville and Teheran?
Teheran is 7.5 hours ahead of Louisville.
What is the cheapest way to fly from SDF to THR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–THR that never appear on search engines, with no booking fees.