Cheap Flights from London to Ulsan

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Flight deals from London to Ulsan

Looking for a cheap last-minute deal or the best return flight from London to Ulsan? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from London to Ulsan

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

London to Ulsan: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 1,347
Cheapest month to flyMarch

Finding cheap flights from London to Ulsan: Frequently asked questions

The best price we found for a return flight from London to Ulsan is ر.ق.‏ 2,719. 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.
Currently, there are no airlines that fly direct from London to Ulsan. But we found flights with one stop from ر.ق.‏ 2,719.
As of February 2026, there are no flights flying from London to Ulsan.
The cheapest month to fly from London to Ulsan is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Ulsan Airport on Friday, 22 May 2026.
No airlines currently offer direct flights between London and Ulsan Airport. Most routes have one or more stops.
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.
The cheapest airline that flies to Ulsan is Air China .

Flying from London to Ulsan Airport (USN): What you need to know

  • London has plenty of airports where you can begin your next adventure. Check out your departure options from London Heathrow Airport (LHR) and London Gatwick Airport (LGW) when organising your flight from London to Ulsan Airport (USN). Stansted Airport (STN), London Luton Airport (LTN) and London City Airport (LCY) are the other main bases in the city.

  • Ulsan is nine hours ahead of London. Ulsan Airport is located in Ulsan, which runs on the UTC+9 timezone.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your flight from London to USN.

  • Longer lines at check-in and security are more likely if you're heading away during high season, so allow a little extra breathing room. The recommendation for peak periods? Arrive up to four hours ahead for international flights and at least two hours for domestic departures.

Airports in London

London Heathrow Airport (LHR)

  • LHR is around 31 kilometres from central London. If you're catching a cab, driving or ride-sharing from the centre, it'll take 55 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the travel time to be around 1 hour.

  • Booked an early flight from London to Ulsan Airport? Avoid the stress of rushing to the terminal (and catch some extra z's) by staying at one of these hotels near London Heathrow Airport:

  • 68.18% of flights that depart London Heathrow Airport reach their destination on schedule.

London Gatwick Airport (LGW)

  • LGW is about 80 kilometres from central London. It'll take 1 hour 20 minutes or so to get to the airport driving from the city centre. Public transport takes approximately 30 minutes.

  • Want to treat yourself to an extra night away before catching your London to USN flight? Check in to a hotel near London Gatwick Airport before your trip officially begins. These stays have a room with your name on it:

  • London Gatwick Airport has an on-time performance of 69.26%. This figure sheds light on how often flights departing from this airport land at their destination on schedule.

Stansted Airport (STN)

  • The trip to STN from the centre of London is around 1 hour 25 minutes by public transport. If you're going by car, it'll take you roughly 1 hour to cover the 64 kilometres or so.

  • Sleep a little longer and still make your London to Ulsan Airport flight with plenty of time to spare. These hotels near Stansted Airport make departure day effortless if you're flying out early:

  • Airports have an on-time performance rating that tracks how often flights arrive without delays. At STN, that rate is 64.73%.

About Ulsan Airport (USN)

  • Have a late flight from London to Ulsan Airport? Don't let it leave you bleary-eyed. Stay at one of these hotels near USN and get cosy, quick:

Getting from Ulsan Airport (USN) to central Ulsan

  • Ulsan Airport to central Ulsan is roughly 11 kilometres. If you're getting a cab or renting a car, plan in advance to make your trip as smooth as possible. Journey times may vary depending on traffic conditions and the time of day.

  • Travelling by public transport takes around 1 hour 35 minutes.

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

  • The cheapest price we've found for a one-way ticket from London to Ulsan Airport is ر.ق.‏ 1,347. For a return flight on this route, the best price is ر.ق.‏ 2,719. Depending on the availability when you book, these fares may change.

  • To find cheap flights from London to USN, book ahead. Airlines typically offer their most competitively priced fares when flights first go on sale.

  • The 'Whole month' search tool will show you the cheapest London to Ulsan Airport tickets throughout the entire month. It's a good way to find a bargain if your travel dates aren't set in stone.

  • Snapping up a cheap flight ticket from London to USN is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll notify you when prices go down.

  • Filters make it easier to scoop up a deal on your flight from London to Ulsan Airport. Pick the departure times, carriers and stops that work for you. Then sort the results by 'Cheapest' to bring up the lowest fares right away.

The best time to fly from London to Ulsan Airport (USN)

  • Think about the kind of holiday you want when planning your trip dates. April is the quietest month to go to Ulsan. August is when most people book flights from London to Ulsan Airport (USN), which may be perfect if you enjoy travelling when it's busier.

  • The warmest month in Ulsan is August, with temperatures ranging between 20ºC and 31ºC. Lock in your London to USN flight ticket then if that's your definition of good weather.

  • Search for cheap tickets from London to Ulsan Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -5ºC and 8ºC.

More about Ulsan

  • When it comes to searching for somewhere to lay your head, you'll find the best places to stay in Ulsan right here. Browse these options as soon as you've locked in your flight from London to Ulsan Airport:

  • Your Ulsan trip won't be complete without checking out the sights. Leading attractions that are worth your time include Cherry Blossom Park, Taehwa River Seepri Bamboo Grove and Jangsaengpo Whale Culture Village.

Explore more of South Korea

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

  • Daejeon is another well-known destination in South Korea and is around 193 kilometres north-west of Ulsan. No journey is complete without dropping by Temi Park, National Science Museum and Yuseong Hot Springs.

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