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ISN to DEF: distance & flight time

Williston (Sloulin Field International Airport) → Dezful (Dezful Airport)

6,605 mi
10,629 km · 5,739 nm
13h 25m
estimated nonstop flight time
+8.5h
time difference · heading northeast
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Flight time details

6,605 miles nonstop takes roughly 13h 25m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8.5-hour time gain when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is ISN from DEF?

The flight distance from Williston (ISN) to Dezful (DEF) is 6,605 miles (10,629 km, 5,739 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from ISN to DEF?

A nonstop flight takes about 13h 25m 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 Williston and Dezful?

Dezful is 8.5 hours ahead of Williston.

What is the cheapest way to fly from ISN to DEF?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–DEF that never appear on search engines, with no booking fees.
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