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IPT to DEF: distance & flight time
Williamsport (Williamsport Regional Airport) → Dezful (Dezful Airport)
6,271 mi
10,092 km · 5,449 nm
12h 46m
estimated nonstop flight time
+7.5h
time difference · heading northeast
See live IPT→DEF fares Phone-only fares on this route — call free
Flight time details
6,271 miles nonstop takes roughly 12h 46m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7.5-hour time gain when reading arrival times on your ticket.
The two airports
- IPT — Williamsport Regional Airport · Williamsport, 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 IPT
- LHV · William T. Piper Memorial Airport27 mi away
- HZL · Hazleton Municipal Airport51 mi away
- SCE · University Park Airport55 mi away
- WBW · Wilkes Barre Wyoming Valley Airport56 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 IPT from DEF?
The flight distance from Williamsport (IPT) to Dezful (DEF) is 6,271 miles (10,092 km, 5,449 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IPT to DEF?
A nonstop flight takes about 12h 46m 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 Williamsport and Dezful?
Dezful is 7.5 hours ahead of Williamsport.
What is the cheapest way to fly from IPT to DEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IPT–DEF that never appear on search engines, with no booking fees.