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DEF to GRM: distance & flight time
Dezful (Dezful Airport) → Grand Marais (Grand Marais Cook County Airport)
6,332 mi
10,190 km · 5,502 nm
12h 53m
estimated nonstop flight time
-8.5h
time difference · heading northwest
See live DEF→GRM fares Phone-only fares on this route — call free
Flight time details
6,332 miles nonstop takes roughly 12h 53m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8.5-hour time set-back when reading arrival times on your ticket.
The two airports
- DEF — Dezful Airport · Dezful, Iran
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
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 DEF
- KHD · Khoram Abad Airport69 mi away
- AWZ · Ahwaz Airport79 mi away
- OMI · Omidiyeh Airport129 mi away
- MRX · Mahshahr Airport137 mi away
Near GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Frequently asked questions
How far is DEF from GRM?
The flight distance from Dezful (DEF) to Grand Marais (GRM) is 6,332 miles (10,190 km, 5,502 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEF to GRM?
A nonstop flight takes about 12h 53m 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 Dezful and Grand Marais?
Grand Marais is 8.5 hours behind Dezful.
What is the cheapest way to fly from DEF to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEF–GRM that never appear on search engines, with no booking fees.