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DEF to SSN: distance & flight time
Dezful (Dezful Airport) → Seoul East (Seoul Air Base (K-16))
4,339 mi
6,982 km · 3,770 nm
8h 58m
estimated nonstop flight time
+5.5h
time difference · heading northeast
See live DEF→SSN fares Phone-only fares on this route — call free
Flight time details
4,339 miles nonstop takes roughly 8h 58m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5.5-hour time gain when reading arrival times on your ticket.
The two airports
- DEF — Dezful Airport · Dezful, Iran
- SSN — Seoul Air Base (K-16) · Seoul East, South Korea
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 SSN
- ICN · Incheon International Airport36 mi away
- SWU · Suwon Airport15 mi away
- GMP · Gimpo International Airport19 mi away
- OSN · Osan Air Base25 mi away
Frequently asked questions
How far is DEF from SSN?
The flight distance from Dezful (DEF) to Seoul East (SSN) is 4,339 miles (6,982 km, 3,770 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEF to SSN?
A nonstop flight takes about 8h 58m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from DEF to SSN?
Nonstop service on DEF–SSN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 8h 58m nonstop estimate.
What is the time difference between Dezful and Seoul East?
Seoul East is 5.5 hours ahead of Dezful.
What is the cheapest way to fly from DEF to SSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEF–SSN that never appear on search engines, with no booking fees.
Why are some DEF to SSN fares phone-only?
Consolidator contracts let us sell certain DEF–SSN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.