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IAG to DEF: distance & flight time
Niagara Falls (Niagara Falls International Airport) → Dezful (Dezful Airport)
6,247 mi
10,054 km · 5,429 nm
12h 43m
estimated nonstop flight time
+7.5h
time difference · heading northeast
See live IAG→DEF fares Phone-only fares on this route — call free
Flight time details
6,247 miles nonstop takes roughly 12h 43m 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
- DEF — Dezful Airport · Dezful, 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 DEF
- KHD · Khoram Abad Airport69 mi away
- AWZ · Ahwaz Airport79 mi away
- OMI · Omidiyeh Airport129 mi away
- MRX · Mahshahr Airport137 mi away
Frequently asked questions
How far is IAG from DEF?
The flight distance from Niagara Falls (IAG) to Dezful (DEF) is 6,247 miles (10,054 km, 5,429 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAG to DEF?
A nonstop flight takes about 12h 43m 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 Dezful?
Dezful is 7.5 hours ahead of Niagara Falls.
What is the cheapest way to fly from IAG to DEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAG–DEF that never appear on search engines, with no booking fees.