Need help booking?
Unpublished phone-only deals available
OSP to DEF: distance & flight time
Slupsk (Redzikowo Air Base) → Dezful (Dezful Airport)
2,154 mi
3,467 km · 1,872 nm
4h 41m
estimated nonstop flight time
+1.5h
time difference · heading southeast
See live OSP→DEF fares Phone-only fares on this route — call free
Flight time details
2,154 miles nonstop takes roughly 4h 41m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time gain when reading arrival times on your ticket.
The two airports
- OSP — Redzikowo Air Base · Slupsk, Poland
- 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 OSP
- GDN · Gdańsk Lech Wałęsa Airport55 mi away
- QYD · Oksywie Military Air Base57 mi away
- RNN · Bornholm Airport102 mi away
- BZG · Bydgoszcz Ignacy Jan Paderewski Airport102 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 OSP from DEF?
The flight distance from Slupsk (OSP) to Dezful (DEF) is 2,154 miles (3,467 km, 1,872 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSP to DEF?
A nonstop flight takes about 4h 41m 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 Slupsk and Dezful?
Dezful is 1.5 hours ahead of Slupsk.
What is the cheapest way to fly from OSP to DEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSP–DEF that never appear on search engines, with no booking fees.