£77 Cheap Flights from Seoul (GMP) to Ulsan (USN)

View £77 flight on Mon, 18 Aug 2025Opens in a new window

Popular airlines from Gimpo Intl. Airport (GMP) to Ulsan (USN)

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Cheap Flights from Seoul (GMP) to Ulsan (USN)

Prices were available within the past 7 days and start at £77 for one-way flights and £158 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Sun, 9 Nov - Sun, 16 Nov
GMP
Seoul
USN
Ulsan
£158 Return, found 18 hours ago
£158
Return
found 18 hours ago
Select Korean Air flight, departing Sun, 9 Nov from Seoul to Ulsan, returning Sun, 16 Nov, priced at £158 found 18 hours ago
Flight from Seoul to Ulsan route information
Origin airport
Gimpo Intl.
Destination airport
Ulsan
Airlines serving
Korean Air
Return price
£158
Distance
313 km
Average flight time
1 hour 3 mins

Compare flights from Seoul to Ulsan easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seoul to Ulsan. Operating between them 6 flights per day, 3 airlines cover the route. And KLM, Korean Air, Jin Air fly direct, getting you to Ulsan in just 1hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Gimpo Intl. to Ulsan.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Gimpo Intl. (GMP) to Ulsan (USN)

The easiest way to view the best deals on flights from Seoul to Ulsan today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Gimpo Intl. to Ulsan start at just £158 and range up to £158.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seoul and Ulsan
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seoul to Ulsan flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Gimpo Intl. to Ulsan for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Gimpo Airport to Ulsan Airport?
Start packing your bags, because round-trip journeys from Gimpo Intl. Airport (GMP) to USN start from £158. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from GMP to Ulsan Airport?
This can differ between airlines, as each one has its own terms and conditions. Head to the Customer Service Portal, where there are instructions on how to cancel your flight online.
How do I find cheap flights from Gimpo Airport to USN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Gimpo Intl. Airport (GMP) to Ulsan Airport (USN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Gimpo Airport to USN?
That new movie you've been eager to see will just have to wait — the flight distance between Gimpo Airport and Ulsan Airport is only 320 kilometres. The captain will be telling you to put your seat upright for touchdown before you know it.
Which airlines fly direct from GMP to USN?
There are a few airlines that fly directly from Gimpo Intl. Airport (GMP) to Ulsan Airport (USN). Air Busan (BX) is a great choice, offering 60 flights on this route each month. You could also have a look at the fares available with Korean Air (KE). It operates 60 flights a month between Seoul and Ulsan.
Are Gimpo Airport to Ulsan Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to get a fantastic last-minute deal from GMP to Ulsan Airport, but it can also be hit-or-miss. As many airlines release seats up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares carrier prices and updates flight deals regularly, so you can rest assured you're always seeing the latest offers.

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Ulsan Airports

Busan

Seoul to Gimhae
£156.40
*Available to Expedia members.