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Cheap flight tickets from Ulsan to Seoul

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Compare Ulsan to Seoul flight deals

Find the cheapest month or even day of the year to fly to Seoul

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Flight deals from Ulsan to Seoul

Looking for a cheap last-minute deal or the best return flight from Ulsan to Seoul? Find the lowest prices on one-way and return tickets right here.
Seoul.RM263 per passenger.Departing Fri, 7 Mar, returning Mon, 10 Mar.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Ulsan on Fri, 7 Mar, arriving in Gimpo International.Inbound direct flight with Jin Air departs from Gimpo International on Mon, 10 Mar, arriving in Ulsan.Price includes taxes and charges.From RM263, select.
Seoul.RM264 per passenger.Departing Tue, 1 Apr, returning Thu, 3 Apr.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Ulsan on Tue, 1 Apr, arriving in Gimpo International.Inbound direct flight with Jin Air departs from Gimpo International on Thu, 3 Apr, arriving in Ulsan.Price includes taxes and charges.From RM264, select.
Seoul.RM280 per passenger.Departing Thu, 27 Mar, returning Mon, 7 Apr.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Ulsan on Thu, 27 Mar, arriving in Gimpo International.Inbound direct flight with Jin Air departs from Gimpo International on Mon, 7 Apr, arriving in Ulsan.Price includes taxes and charges.From RM280, select.
Seoul.RM286 per passenger.Departing Thu, 8 May, returning Thu, 22 May.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Ulsan on Thu, 8 May, arriving in Gimpo International.Inbound direct flight with Jin Air departs from Gimpo International on Thu, 22 May, arriving in Ulsan.Price includes taxes and charges.From RM286, select.
Seoul.RM302 per passenger.Departing Tue, 22 Apr, returning Thu, 8 May.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Ulsan on Tue, 22 Apr, arriving in Gimpo International.Inbound direct flight with Jin Air departs from Gimpo International on Thu, 8 May, arriving in Ulsan.Price includes taxes and charges.From RM302, select.
Seoul.RM304 per passenger.Departing Wed, 25 Jun, returning Sun, 29 Jun.Return flight with Jin Air and Korean Air.Outbound direct flight with Jin Air departs from Ulsan on Wed, 25 Jun, arriving in Gimpo International.Inbound direct flight with Korean Air departs from Gimpo International on Sun, 29 Jun, arriving in Ulsan.Price includes taxes and charges.From RM304, select.
Seoul.RM316 per passenger.Departing Thu, 11 Sep, returning Sun, 14 Sep.Return flight with Jin Air and Korean Air.Outbound direct flight with Jin Air departs from Ulsan on Thu, 11 Sep, arriving in Gimpo International.Inbound direct flight with Korean Air departs from Gimpo International on Sun, 14 Sep, arriving in Ulsan.Price includes taxes and charges.From RM316, select.
Seoul.RM317 per passenger.Departing Wed, 15 Oct, returning Sun, 19 Oct.Return flight with Jin Air and Korean Air.Outbound direct flight with Jin Air departs from Ulsan on Wed, 15 Oct, arriving in Gimpo International.Inbound direct flight with Korean Air departs from Gimpo International on Sun, 19 Oct, arriving in Ulsan.Price includes taxes and charges.From RM317, select.

Find the cheapest month to fly from Ulsan to Seoul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ulsan to Seoul flights are currently cheapest in March.
Feb
from RM387
Mar
from RM263
Apr
from RM264
May
from RM286
Jun
from RM304
Jul
from RM317
Aug
from RM385
Sep
from RM316
Oct
from RM317
Nov
from RM445
Dec
from RM560
Jan
Find prices

Direct flights from Ulsan to Seoul

Alternative Ulsan to Seoul routes

Looking for the cheapest, fastest or easiest route from Ulsan to Seoul? You could fly into the following airports instead.

Ulsan to Seoul: Flight information

The things to know before you go.
Cheapest flight foundRM263
Cheapest month to flyMarch
Average flight time1 hr
Most popular airlineKorean Air
Average flights per week69

Finding cheap flights from Ulsan to Seoul: Frequently asked questions

There are 2 airports in Seoul: Gimpo International and Incheon International.
The best price we found for a return flight from Ulsan to Seoul is RM265. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour is the average flight time from Ulsan to Seoul.
Korean Air, KLM and Jin Air fly direct from Ulsan to Seoul.
As of February 2025, there are 23 flights per week flying from Ulsan to Seoul.
The cheapest month to fly from Ulsan to Seoul is usually February 2025.
If you're flying from Ulsan Airport, the cheapest airport near Seoul is Gimpo International – which is 17.1 km away from the centre of Seoul. We've found flights into this airport from RM265.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ulsan Airport to Seoul on Friday, 7 March 2025.
Yes – the average flight time is 1 hour.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seoul but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seoul is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around -2°C. August is typically the warmest month in Seoul, when it usually averages around 28°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is July.
Currently, Jin Air offers the cheapest flight tickets to Seoul.

Travelling from Ulsan Airport (USN) to Seoul: what you need to know

  • Seoul and Ulsan (where Ulsan Airport is located) share the UTC+9 timezone. That means you won't have to adjust your watch when you arrive.

  • The most popular route is from Ulsan Airport (USN) to Gimpo International Airport (GMP). There are 54 services every week between these two airports. If you want to get on your way as soon as you can, the earliest flight from USN to GMP is the 09:00 Korean Air option. If you're planning to fly out later on, the last departure is at 20:15 with Korean Air.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This will give you enough time to board your flight from USN to Seoul.

  • During popular months such as August, you'll want to get to the airport earlier than normal. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight when you travel during peak periods in general.

  • You can book a direct flight from Ulsan Airport to Seoul. Begin your trip at USN and touch down at Gimpo International Airport (GMP).

  • Korean Air is a well-known carrier that offers direct flights from Ulsan Airport to Seoul.

  • For a flight within South Korea, you don't need a visa or passport. However, you'll have to show some form of identification, like a driver's licence or ID card. Once you've booked cheap tickets from Ulsan Airport to Seoul, make sure your ID is up to date.

  • After a relaxed start to your travels? Stay near USN. Whether you have an early flight from Ulsan Airport to Seoul or just don't want to be rushed, these hotels have you covered:

How to find the cheapest flights from Ulsan Airport (USN) to Seoul

  • RM126 is the best price for a one-way ticket from Ulsan Airport to Seoul. Return flights start at RM263. These fares can change based on demand and availability.

  • To score cheap tickets from USN to Seoul, book your journey 8 months ahead of the departure date.

  • Schedule your trip for April. That's the cheapest month for tickets from Ulsan Airport to Seoul. If you have flexibility with your dates, use the 'Whole month' tool to see the lowest price across every month.

  • Sign into your online account or use the app to create a Price Alert. You'll be notified straight away if there's a better deal on this route. It's easy to do, and it'll save you time searching for cheap tickets from USN to Seoul every day.

  • Use the filters to tailor your flights from Ulsan Airport to Seoul. Simply select your ideal departure and arrival times, number of stops and airlines. Alternatively, sort your results by 'Cheapest' to get the best deals.

Airports in Seoul

Incheon International Airport (ICN)

  • Incheon International Airport (ICN) is about 48 kilometres from central Seoul. How long it'll take to reach the centre by cab or car rental will depend on the time of day. Do a little research before your trip.

  • It takes around 1 hour and 44 minutes if you're travelling on public transport.

  • If you have a late flight from Ulsan Airport to Seoul, nothing beats the convenience of staying close to the terminal. Grab your suitcases from the carousel and then be showered and sleeping not long after at one of these accommodation options near ICN:

Gimpo International Airport (GMP)

  • If you're staying in Seoul's centre (or just can't wait to start exploring), the city is around 16 kilometres from Gimpo International Airport (GMP). See if you can spot any information desks for help with directions after hopping off your flight from Ulsan Airport to Seoul.

  • You can also travel using public transport, which will take roughly 1 hour and 3 minutes.

  • Hang the 'Do not disturb' sign on your door and relax at a hotel close to GMP. Here are a few options where you can kick back after your flight from USN to Seoul:

Best time to go to Seoul

  • It's time to work out your dates for your flight from Ulsan Airport to Seoul. July is the most popular month to travel to Seoul. If you prefer a quieter atmosphere, go in April.

  • When booking your flight from Ulsan Airport to Seoul, think about the type of weather you enjoy. August is the warmest month in Seoul, with temperatures ranging from 19ºC to 32ºC.

  • January sees average temperatures of between -12ºC and 4ºC. Look for cheap flights from USN to Seoul around that time if you like travelling in cooler conditions.

More about Seoul

  • Once you've booked your flight from Ulsan Airport to Seoul, think about where you'd like to stay in this city. Make one of these options your base for exploring Seoul:

  • Gyeongbokgung Palace and Bukchon Hanok Village are a couple of popular attractions to add to your Seoul must-do list. Keep the adventure rolling by checking out N Seoul Tower.

Complete your Seoul trip with a car rental

  • Finding you a cheap flight from Ulsan Airport to Seoul isn't the only thing we're good at. Check out our car rentals in Seoul and travel at your own pace. We search for deals from trusted car rental companies and put them all in one place. Instantly compare offers and then book with no fees.

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Plan the rest of your trip from Ulsan to Seoul

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.