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USN to ATH: distance & flight time
Ulsan (Ulsan Airport) → Athens (Eleftherios Venizelos International Airport)
5,472 mi
8,806 km · 4,755 nm
11h 12m
estimated nonstop flight time
-6h
time difference · heading northwest
See live USN→ATH fares Phone-only fares on this route — call free
Flight time details
5,472 miles nonstop takes roughly 11h 12m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- ATH — Eleftherios Venizelos International Airport · Athens, Greece
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 USN
- KPO · Pohang Airport (G-815/K-3)28 mi away
- PUS · Gimhae International Airport37 mi away
- TAE · Daegu Airport44 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)48 mi away
Near ATH
- HEW · Athen Helenikon Airport12 mi away
- PKH · Porto Cheli Airport62 mi away
- JSY · Syros Airport65 mi away
- SKU · Skiros Airport77 mi away
Frequently asked questions
How far is USN from ATH?
The flight distance from Ulsan (USN) to Athens (ATH) is 5,472 miles (8,806 km, 4,755 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to ATH?
A nonstop flight takes about 11h 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 Ulsan and Athens?
Athens is 6 hours behind Ulsan.
What is the cheapest way to fly from USN to ATH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–ATH that never appear on search engines, with no booking fees.