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IAH to DEF: distance & flight time

Houston (George Bush Intercontinental Houston Airport) → Dezful (Dezful Airport)

7,514 mi
12,092 km · 6,529 nm
15h 12m
estimated nonstop flight time
+8.5h
time difference · heading northeast
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Flight time details

7,514 miles nonstop takes roughly 15h 12m 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 IAH from DEF?

The flight distance from Houston (IAH) to Dezful (DEF) is 7,514 miles (12,092 km, 6,529 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from IAH to DEF?

A nonstop flight takes about 15h 12m 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 Houston and Dezful?

Dezful is 8.5 hours ahead of Houston.

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

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–DEF that never appear on search engines, with no booking fees.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