Title: £70 Cheap Flights from Seoul to Ulsan (GMP to USN) - Expedia.co.uk ![Ulju-gun, Ulsan, South Korea - January 15, 2022: Afternoon view of sea and deck trail with handrail at Solgae Beach near Seosaengpo Port](https://images.trvl-media.com/place/3658/4aa6b48a-1c3e-40c6-a5b1-8abf02ca7961.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3658/4aa6b48a-1c3e-40c6-a5b1-8abf02ca7961.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £70 Cheap Flights from Seoul (GMP) to Ulsan (USN) [View £70 flight on Thu, 25 Jun 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:GMP,to:USN,departure:25/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:70.00&airProductToken=AQolCiMIy4oBEgQxODQ3GIZ7INRsKJPSkAMwz9KQAzhZQABYAXIBWRIKCAEQARgBKgJLRRgBIgQIARABKAIoBCgGMAE) ## Popular airlines from Gimpo Intl. Airport (GMP) to Ulsan (USN) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KE.svg) Korean Air [](https://www.expedia.co.uk/Flights-Search?leg1=from:GMP,to:USN,departure:15/04/2026TANYT&leg2=from:USN,to:GMP,departure:22/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KE"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from Seoul (GMP) to Ulsan (USN) Prices were available within the past 7 days and start at £70 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ## Frequently asked questions ### How much is a flight from Gimpo Airport to Ulsan Airport? ### Do I need to pay a cancellation fee if I cancel my flight from GMP to Ulsan Airport? ### How do I find cheap flights from Gimpo Airport to USN that have flexible change policies? ### How far is the flight from Gimpo Airport to USN? ### Which airlines fly direct from GMP to USN? ### Are Gimpo Airport to Ulsan Airport flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Gimpo Intl. | | ------------------- | ----------- | | Destination airport | Ulsan | | Distance | 313 km | | 0 | | ## Book with confidence # 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 flights per day, 1 airlines cover the route. And fly direct, getting you to Ulsan in just hours. 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 and range up to . 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 , 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. 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