£445 Cheap Flights from London (LHR) to Busan (PUS)

View £445 flight on Wed, 3 Jun 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Gimhae Airport (PUS)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from London (LHR) to Busan (PUS)

Prices were available within the past 7 days and start at £445 for one-way flights and £537 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Tue, 24 Nov - Sun, 29 Nov
LHR
London
PUS
Busan
£537 Return, found 6 days ago
£537
Return
found 6 days ago
Select Air China flight, departing Tue, 24 Nov from London to Busan, returning Sun, 29 Nov, priced at £537 found 6 days ago
China Eastern Airlines
Mon, 18 May - Mon, 1 Jun
LHR
London
PUS
Busan
£626 Return, found 2 hours ago
£626
Return
found 2 hours ago
Select China Eastern Airlines flight, departing Mon, 18 May from London to Busan, returning Mon, 1 Jun, priced at £626 found 2 hours ago
Air France
Thu, 26 Nov - Thu, 3 Dec
LHR
London
PUS
Busan
£655 Return, found 1 day ago
£655
Return
found 1 day ago
Select Air France flight, departing Thu, 26 Nov from London to Busan, returning Thu, 3 Dec, priced at £655 found 1 day ago
China Eastern Airlines
Sun, 7 Jun - Tue, 9 Jun
LHR
London
PUS
Busan
£656 Return, found 1 day ago
£656
Return
found 1 day ago
Select China Eastern Airlines flight, departing Sun, 7 Jun from London to Busan, returning Tue, 9 Jun, priced at £656 found 1 day ago
Air China
Fri, 15 Jan - Sun, 24 Jan
LHR
London
PUS
Busan
£680 Return, found 2 days ago
£680
Return
found 2 days ago
Select Air China flight, departing Fri, 15 Jan from London to Busan, returning Sun, 24 Jan, priced at £680 found 2 days ago
China Southern Airlines
Thu, 26 Nov - Thu, 3 Dec
LHR
London
PUS
Busan
£689 Return, found 1 day ago
£689
Return
found 1 day ago
Select China Southern Airlines flight, departing Thu, 26 Nov from London to Busan, returning Thu, 3 Dec, priced at £689 found 1 day ago
China Southern Airlines
Sun, 8 Nov - Sun, 29 Nov
LHR
London
PUS
Busan
£689 Return, found 4 days ago
£689
Return
found 4 days ago
Select China Southern Airlines flight, departing Sun, 8 Nov from London to Busan, returning Sun, 29 Nov, priced at £689 found 4 days ago
KLM
Thu, 26 Nov - Thu, 3 Dec
LHR
London
PUS
Busan
£707 Return, found 1 day ago
£707
Return
found 1 day ago
Select KLM flight, departing Thu, 26 Nov from London to Busan, returning Thu, 3 Dec, priced at £707 found 1 day ago
Air France
Tue, 2 Mar - Thu, 18 Mar
LHR
London
PUS
Busan
£710 Return, found 14 hours ago
£710
Return
found 14 hours ago
Select Air France flight, departing Tue, 2 Mar from London to Busan, returning Thu, 18 Mar, priced at £710 found 14 hours ago
Air China
Thu, 14 May - Mon, 18 May
LHR
London
PUS
Busan
£717 Return, found 3 days ago
£717
Return
found 3 days ago
Select Air China flight, departing Thu, 14 May from London to Busan, returning Mon, 18 May, priced at £717 found 3 days ago

Alternative airports near Busan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gimhae PUS. Cheapest option available. Flights from £1,016
PUS
Gimhae
Cheapest
Flights from £1,016

Frequently asked questions

How much does a flight from London (LHR-Heathrow) to Busan (PUS-Gimhae) cost?
One-way flights typically cost between £799 and £3,641 and return flights often range between £799 and £3,641. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
How do I find cheap flights from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
To find a cheap flight from London (LHR-Heathrow) to Busan (PUS-Gimhae), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
There are approximately 74 connecting flights per day from London Heathrow (LHR) to Busan Gimhae (PUS). Some common connection points include Hamad Intl. (DOH), Schiphol (AMS), and Istanbul Airport (IST).
What is the earliest flight from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
The earliest flight from London Heathrow (LHR) to Busan (PUS) typically departs at approximately 6:00 AM local time. This service is seasonal, active only in April, and is operated by airlines such as airBaltic, SWISS, and Jeju Air. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
If you're flying from London Heathrow (LHR) to Busan (PUS-Gimhae), you'll typically find the most flights on a Thursday, with around 53 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include KLM, Qatar Airways, and Cathay Pacific. Flight options are notably more plentiful on Thursdays compared to other days of the week.
What are the most popular departure times for flights from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
The most popular departure times for flights from London Heathrow (LHR) to Busan Gimhae (PUS) are in the evening, from 6pm to 9pm. About 20% of passengers prefer this time window. Many major carriers, including Korean Air, KLM and Qatar Airways, offer flights during this window. This timing works well because you can finish your day before heading to the airport, and you'll arrive in Busan ready to start your trip.
How long does it take to fly from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
Flights from LHR to PUS with one stop typically take around 17 hours 20 minutes, covering approximately 5,713 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
Select the "Business class" and "First class" filters when looking for LHR to PUS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a London (LHR-Heathrow) to Busan (PUS-Gimhae) flight with Expedia?
It's easy to earn miles on a London (LHR-Heathrow) to Busan (PUS-Gimhae) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Busan from Heathrow (LHR)?
If you're planning to travel to Busan from Heathrow (LHR), you can fly directly into Gimhae (PUS) Some flights may connect through major hubs like Schiphol (AMS), Hamad Intl. (DOH), Roissy-Charles de Gaulle (CDG) before reaching Busan. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from London (LHR-Heathrow) to Busan (PUS-Gimhae) at the last minute?
Typically, booking a last minute flight from London (LHR-Heathrow) to Busan (PUS-Gimhae) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a London (LHR-Heathrow) to Busan (PUS-Gimhae) flight and hotel package?
Securing a London (LHR-Heathrow) to Busan (PUS-Gimhae) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from London (LHR-Heathrow) to Busan (PUS-Gimhae)?
If you booked your London (LHR-Heathrow) to Busan (PUS-Gimhae) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Heathrow
Destination airport
Gimhae
Airlines serving
Air China, Air France, Cathay Pacific, China Airlines, China Eastern Airlines, EVA Airways, Japan Airlines, KLM, Korean Air, Singapore Airlines, Vietnam Airlines, Virgin Atlantic
Return price
£537
Distance
9139 km

Book with confidence

Compare flights from London to Busan easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Busan. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Gimhae in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Gimhae.  

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 Heathrow (LHR) to Gimhae (PUS)

The easiest way to view the best deals on flights from London to Busan 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 Heathrow to Gimhae start at just £537 and range up to £717.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Busan
  • 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 London to Busan flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Gimhae 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.  

Compare flights from London to Busan easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.