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DEF to OSY: distance & flight time
Dezful (Dezful Airport) → Namsos (Namsos Høknesøra Airport)
2,707 mi
4,357 km · 2,352 nm
5h 46m
estimated nonstop flight time
-1.5h
time difference · heading northwest
See live DEF→OSY fares Phone-only fares on this route — call free
Flight time details
2,707 miles nonstop takes roughly 5h 46m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time set-back when reading arrival times on your ticket.
The two airports
- DEF — Dezful Airport · Dezful, Iran
- OSY — Namsos Høknesøra Airport · Namsos, Norway
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 DEF
- KHD · Khoram Abad Airport69 mi away
- AWZ · Ahwaz Airport79 mi away
- OMI · Omidiyeh Airport129 mi away
- MRX · Mahshahr Airport137 mi away
Near OSY
- RVK · Rørvik Airport, Ryum28 mi away
- BNN · Brønnøysund Airport71 mi away
- TRD · Trondheim Airport Værnes73 mi away
- OLA · Ørland Airport80 mi away
Frequently asked questions
How far is DEF from OSY?
The flight distance from Dezful (DEF) to Namsos (OSY) is 2,707 miles (4,357 km, 2,352 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEF to OSY?
A nonstop flight takes about 5h 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 Dezful and Namsos?
Namsos is 1.5 hours behind Dezful.
What is the cheapest way to fly from DEF to OSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEF–OSY that never appear on search engines, with no booking fees.