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YSM to DEF: distance & flight time
Fort Smith (Fort Smith Airport) → Dezful (Dezful Airport)
5,952 mi
9,578 km · 5,172 nm
12h 8m
estimated nonstop flight time
+9.5h
time difference · heading north
See live YSM→DEF fares Phone-only fares on this route — call free
Flight time details
5,952 miles nonstop takes roughly 12h 8m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time gain when reading arrival times on your ticket.
The two airports
- YSM — Fort Smith Airport · Fort Smith, Canada
- 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 YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 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 YSM from DEF?
The flight distance from Fort Smith (YSM) to Dezful (DEF) is 5,952 miles (9,578 km, 5,172 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to DEF?
A nonstop flight takes about 12h 8m 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 Fort Smith and Dezful?
Dezful is 9.5 hours ahead of Fort Smith.
What is the cheapest way to fly from YSM to DEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–DEF that never appear on search engines, with no booking fees.