Cheap flights from Seoul to Ulsan

Seoul
SEL
Ulsan
USN

Flight deals from Seoul to Ulsan

Below you can see the best deals on flights Seoul — Ulsan for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 24 October, from $79.

Top 10 cheap flights from Seoul to Ulsan

KE
$ 99

Seoul — Ulsan

07:20—08:20
7 Oct 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

18:55—19:55
7 Oct 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

18:55—19:55
20 Sep 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

07:20—08:20
20 Sep 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

07:20—08:20
29 Sep 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

18:55—19:55
29 Sep 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

18:55—19:55
13 Sep 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

07:20—08:20
13 Sep 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

18:55—19:55
2 Oct 2026
1 h
Direct flight
KE
$ 99

Seoul — Ulsan

07:20—08:20
2 Oct 2026
1 h
Direct flight

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Seoul — Ulsan flight

Looking for cheap flights from Seoul to Ulsan? Compare fares from different airlines, check the flight schedule and travel time — and book your Seoul — Ulsan ticket online at the best price.

The route has direct flights — around 44 flights per week, flights are operated by Korean Air, Asiana Airlines, KLM, a nonstop flight takes about 55 min, the distance between the cities is around 306 km.

Planning your trip? You may find our Ulsan travel guide, how to get from the airport into town and Ulsan weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $76Min. price
FebruaryCheapest
SeptemberPeak season
YesDirect flights
306 kmDistance
55 minTravel time
3Airlines
44 / wkFlights

Flight schedule from Seoul to Ulsan

The table shows direct flights from Seoul to Ulsan on the selected date. The flight takes approximately 55 min. Regular flights are operated by Korean Air, Asiana Airlines and KLM. Departures from Incheon International Airport and Gimpo International Airport airports, arrivals at Ulsan Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 08 Sep 2026

Flight ticket prices by day: Seoul — Ulsan

Below is a calendar of the lowest flight ticket prices for Seoul — Ulsan by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $76 in February, and the most expensive are around $99 in September. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Seoul to Ulsan by month. Tickets are usually cheapest in January (around $52) and priciest in August (about $76) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$52lowMay$65mediumSep$72high
Feb$62mediumJun$63mediumOct$70high
Mar$55lowJul$73highNov$56low
Apr$64mediumAug$76highDec$66medium

Some values are estimated based on seasonality.

When to fly

Weather in Ulsan: it is warmest in August (up to 29 °C on average) and coolest in January (around 6 °C). The driest month is December.

Tickets are usually cheapest in February and most expensive in September. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Ulsan

Dry and wet days · Ulsan

Wind speed and direction · Ulsan

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How to get the best deal on a Seoul — Ulsan ticket

  • Book ahead: fares for Seoul — Ulsan are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Seoul is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Ulsan is usually February — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Seoul — Ulsan route are operated by 3 airlines; Korean Air runs the most flights (around 64% of all flights). Compare carriers, flight shares and schedules below.

  • Korean AirKE
    9x/week
    WebsiteFleet: 16025M pax/year
    • Direct flight GMP → USN9x/week
      Duration
      1h
      Days
      MTWTFSS
    63.6%Open →
  • Asiana AirlinesOZ
    5x/week
    WebsiteFleet: 6916M pax/year
    • Direct flight GMP → USN5x/week
      Duration
      55m
      Days
      MTWTFSS
    31.8%Open →
  • KLMKL
    1x/week
    WebsiteFleet: 11230.3M pax/year
    • Direct flight GMP → USN1x/week
      Days
      MTWTFSS
    4.5%Open →

Cities and airports on the Seoul — Ulsan route

Flights Seoul — Ulsan depart from Incheon International Airport and Gimpo International Airport and arrive at Ulsan Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Seoul

SEL
Korea, Republic Of
About the cityHow to get thereWeatherAll about the country Korea, Republic Of
Arrival

Ulsan

USN
Korea, Republic Of
About the cityHow to get thereWeatherAll about the country Korea, Republic Of
Departure airports
Arrival airports

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Frequently asked questions about the Seoul — Ulsan flight

How long is the flight from Seoul to Ulsan?

A nonstop Seoul — Ulsan flight takes about 55 min — the distance between the cities is around 306 km.

How far is it from Seoul to Ulsan?

The distance from Seoul to Ulsan is about 306 km, which a nonstop flight covers in around 55 min.

Are there direct flights from Seoul to Ulsan?

Yes, there are nonstop flights Seoul — Ulsan — around 44 flights per week.

Which airlines fly from Seoul to Ulsan?

Airlines operating Seoul — Ulsan include Korean Air, Asiana Airlines, KLM. See the full list with schedules in the "Airlines" section on this page.

Which airports do Seoul — Ulsan flights use?

Flights from Seoul depart from Incheon International Airport, Gimpo International Airport, and arrive at Ulsan Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Seoul to Ulsan?

The price of a Seoul — Ulsan ticket depends on your travel date, season and demand: it is usually cheapest to fly in February, and most expensive in September. Tickets typically cost between $76 and $99. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Seoul — Ulsan?

Flights Seoul — Ulsan are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is February. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Seoul to Ulsan?

To catch a low fare Seoul — Ulsan, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually February.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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