Cheap Flights from Gimpo International to Ulsan

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Flight deals from Gimpo International Airport to Ulsan Airport

Looking for a cheap last-minute deal or the best return flight from Gimpo International Airport to Ulsan Airport? If you want to travel next month, return fares start from R 1,173. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Gimpo International to Ulsan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Gimpo International to Ulsan flights are currently cheapest in April.

Direct flights from Gimpo International to Ulsan

Gimpo International to Ulsan: Alternative routes

Compare routes from Gimpo International to Ulsan below. You may find an airport to fly into that's cheaper, faster, or easier than Ulsan.

Seoul to Ulsan: Flight information

The things to know before you go.
Cheapest flight foundR 594
Cheapest month to flyApril
Average flight time1 hr
Most popular airlineKorean Air
Average flights per week36

Finding cheap flights from Gimpo International to Ulsan: Frequently asked questions

The best price we found for a return flight from Gimpo International to Ulsan is R 1,173. 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 Gimpo International to Ulsan.
Korean Air, KLM and Jin Air fly direct from Gimpo International to Ulsan.
As of April 2026, there are 36 flights per week flying from Gimpo International to Ulsan.
The cheapest month to fly from Gimpo International to Ulsan is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Gimpo International Airport to Ulsan Airport on Tuesday, 12 May 2026.
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 Ulsan 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 Ulsan is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Korean Air offers the cheapest flight tickets to Ulsan.

Flying from Gimpo International Airport (GMP) to Ulsan Airport (USN): what you need to know

  • The average duration of a direct flight from Gimpo International Airport to Ulsan Airport is 1 hour.

  • Every week, there are 54 Gimpo International Airport to Ulsan Airport flights. If you want to get going as soon as possible, jump on the 07:20 Korean Air flight. If you'd rather make the most of your day before you fly, the last flight is at 18:35 with Korean Air.

  • Leave enough time to catch your GMP to USN flight. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • During popular months like July, you'll want to get to the airport earlier than normal. Plan to arrive two hours before domestic departures and four hours ahead for an international flight whenever you're travelling during a peak period in general.

  • Korean Air offers direct flights from Gimpo International Airport to Ulsan Airport. Book with this popular carrier, then get ready to discover the sights in Ulsan — and maybe even more of South Korea if you have time.

  • Most travellers choose to fly with Korean Air on this route.

  • With 71.51% of services arriving as planned, Korean Air is the most punctual carrier offering GMP to USN flights.

  • Opt for a stopover if you prefer to break up your flight. Simply uncheck 'Direct flights only' to see the options for tickets from Gimpo International Airport to Ulsan Airport. Jeju International Airport is a popular stopover on the GMP to USN route.

How to find the cheapest flights from Gimpo International Airport (GMP) to Ulsan Airport (USN)

  • The cheapest price we've seen for a one-way Gimpo International Airport to Ulsan Airport flight is R 594. A return ticket right now is R 1,173. Depending on the availability when you book, these fares may change.

  • Get cheap tickets from GMP to USN by booking at least five months ahead. Based on our research, that's the sweet spot for landing a bargain.

  • Schedule your trip for April. That's the cheapest month for flights from Gimpo International Airport to Ulsan Airport. If you're flexible with your dates, use the 'Whole month' tool to find the cheapest price across every month.

  • Landing cheap flights from GMP to USN couldn't be easier with Price Alerts. Simply create one of these automatic alerts and we'll let you know as soon as there's a better deal.

  • Choose your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Gimpo International Airport to Ulsan Airport.

Handy information about Gimpo International Airport (GMP)

  • Of the flights that depart from Gimpo International Airport, 75.94% land on schedule at their destination.

  • To find the quickest way to get from central Seoul to Gimpo International Airport, use navigation apps like Google Maps. The airport is approximately 16 kilometres from the city centre.

  • You can expect a trip time of roughly 1 hour 5 minutes on public transport.

  • Searching for a handy hotel close to GMP? If you're catching an early flight from Gimpo International Airport to Ulsan Airport, these stays will have you moments from your departure lounge:

Arriving at Ulsan Airport (USN)

  • The last thing you need is a long journey to your hotel if you're landing late on a Gimpo International Airport to Ulsan Airport flight. Stay at one of these accommodation options near USN instead:

  • Pick up an Ulsan Airport rental car and discover places that aren't on the usual tourist route. Lotte Rent A Car and Hertz can set you up with a set of wheels for your adventures through Ulsan and beyond.

  • Book your ride from Ulsan Airport several weeks ahead to get the best possible rate. If you're planning to travel during a peak period, it's wise to book even earlier.

Getting from Ulsan Airport (USN) to central Ulsan

  • Ulsan Airport to the centre of Ulsan is about 11 kilometres. Journey times will vary depending on traffic conditions and the time of day, so checking a navigation app for live updates is always a smart move.

  • Getting to the centre by public transport will take you around 1 hour 35 minutes.

When to fly to Ulsan Airport (USN)

  • April is the busiest month for flights from Gimpo International Airport to Ulsan Airport. To steer clear of the crowds, go to Ulsan in April.

  • Before locking in your flight from Gimpo International Airport to Ulsan Airport, think about the type of weather you like. August is the warmest month in Ulsan, with temperatures ranging from 20ºC (68ºF) to 31ºC (88ºF).

  • If you like cooler conditions, search for a cheap ticket from GMP to USN in January. Average temperatures are between -5ºC (23ºF) and 8ºC (46ºF) then.

Explore more of South Korea

  • Seoul is just one of the many places in South Korea waiting to be discovered once you've seen the sights of Ulsan. Around 306 kilometres away to the north-west, top sights here include Gyeongbokgung Palace, Bukchon Hanok Village and N Seoul Tower.

  • Around 40 kilometres south of Ulsan, Busan is another favourite stop in South Korea. No visit is complete without checking out Haeundae Beach, Gamcheon Culture Village and Beomeosa Temple.

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