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IAG to THR: distance & flight time
Niagara Falls (Niagara Falls International Airport) → Teheran (Mehrabad International Airport)
6,157 mi
9,909 km · 5,350 nm
12h 32m
estimated nonstop flight time
+7.5h
time difference · heading northeast
See live IAG→THR fares Phone-only fares on this route — call free
Flight time details
6,157 miles nonstop takes roughly 12h 32m 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
- IAG — Niagara Falls International Airport · Niagara Falls, 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 IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 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 IAG from THR?
The flight distance from Niagara Falls (IAG) to Teheran (THR) is 6,157 miles (9,909 km, 5,350 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAG to THR?
A nonstop flight takes about 12h 32m 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 Niagara Falls and Teheran?
Teheran is 7.5 hours ahead of Niagara Falls.
What is the cheapest way to fly from IAG to THR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAG–THR that never appear on search engines, with no booking fees.