Flights to Ulsan (USN)

Last updated: Sep 10, 2026

Ulsan Airport is an airport serving Ulsan, South Korea.

Right now there are 2 airports in 1 country connected to Ulsan, 2 of them domestic, with 5 airlines flying scheduled passenger traffic.

Ulsan's longest nonstop connection is Jeju City (CJU), 217 miles, offered by Air Busan, Asiana Airlines and 2 other airlines.

Airlines serving Ulsan

Asiana Airlines2 destinations
Jin Air2 destinations
Korean Air2 destinations
Air Busan1 destination
KLM1 destination

Popular routes to Ulsan

The places connected to Ulsan on the most scheduled services, busiest first.

Seoul (GMP)197 mi
Jeju City (CJU)217 mi

Information on Points & Miles

Distance matters when booking with points and miles: several loyalty programs price award flights in distance bands. Each list below adds the non-stop routes to Ulsan not already shown in a shorter great-circle distance band.

Which places within 500 miles can reach Ulsan non-stop?

Seoul (GMP)197 mi
Jeju City (CJU)217 mi

Airline alliances to Ulsan

SkyTeam2 destinations
Star Alliance2 destinations

Award programs that reach Ulsan

How many of these places each program's airlines fly to Ulsan from. Reach, not award availability — that is a live fare question this schedule feed cannot answer.

Aeroplan2 destinations
All Nippon Airways2 destinations
Club Premier2 destinations
Delta SkyMiles2 destinations
EVA Air Infinity MileageLands2 destinations
Flying Blue2 destinations
LifeMiles2 destinations
Lufthansa Miles & More2 destinations
SAS EuroBonus2 destinations
Singapore KrisFlyer2 destinations

TAP Miles&Go2 destinations
Turkish Miles&Smiles2 destinations
United MileagePlus2 destinations
Virgin Atlantic2 destinations

Show all 14 programs

Domestic flights to Ulsan

Seoul (GMP)197 mi
Jeju City (CJU)217 mi

Alternative airports near Ulsan

Pohang (KPO)28 mi / 45 km
Busan (PUS)37 mi / 60 km
Daegu (TAE)44 mi / 71 km
Jinhae (CHF)48 mi / 77 km
Sacheon (HIN)80 mi / 129 km

Frequently asked questions

What is the official name of airport USN?

The airport's official name is Ulsan Airport. On Roame and most flight schedules, you will find it under the code USN.

What is the airport code for Ulsan Airport?

The IATA airport code for Ulsan Airport is USN. Enter USN in Flightmap whenever you want to use this exact airport.

Where is Ulsan Airport (USN)?

Ulsan Airport serves Ulsan, South Korea. Flightmap uses the airport's exact coordinates, so nearby airports and route distances stay tied to USN, not just the broader city.

How can I explore flights to Ulsan (USN)?

Open the map with Anywhere as your starting point and USN as the destination. Each result keeps the route pointed toward Ulsan, and you can narrow it by airline, alliance, aircraft, mileage program, and nonstop service.

Does Flightmap show direct and connecting flights to Ulsan?

Yes. Flightmap separates nonstop routes from destinations that need a connection, and the Nonstop only control lets you focus on direct service to USN.

Can I look for award flights to Ulsan (USN)?

Yes. When Roame has observed award availability for a route to USN, signed-in members can see the lowest points price by cabin and the related carrier fees, then continue to the full award search.