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SDY to DEF: distance & flight time
Sidney (Sidney - Richland Regional Airport) → Dezful (Dezful Airport)
6,645 mi
10,694 km · 5,774 nm
13h 30m
estimated nonstop flight time
+9.5h
time difference · heading northeast
See live SDY→DEF fares Phone-only fares on this route — call free
Flight time details
6,645 miles nonstop takes roughly 13h 30m gate to gate, flying northeast. 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
- SDY — Sidney - Richland Regional Airport · Sidney, 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 SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 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 SDY from DEF?
The flight distance from Sidney (SDY) to Dezful (DEF) is 6,645 miles (10,694 km, 5,774 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDY to DEF?
A nonstop flight takes about 13h 30m 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 Sidney and Dezful?
Dezful is 9.5 hours ahead of Sidney.
What is the cheapest way to fly from SDY to DEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDY–DEF that never appear on search engines, with no booking fees.