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Cheap flights from Busan to London from £147

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — LON
17 Jun — 24 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Busan to London

Enter your travel dates to find the best prices.

Cheapest flights from Busan to London
Explore the most affordable flight options available from Busan to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 May 2026.

Thu 11/612:35
PUS
-
LGW
1 stop26h 05m
China Eastern
Tue 16/611:35
LGW
-
PUS
1 stop16h 00m
China Eastern
Deal found 15/5£391
Mon 1/612:35
PUS
-
LGW
1 stop34h 25m
China Eastern
Mon 8/611:35
LGW
-
PUS
1 stop16h 00m
China Eastern
Deal found 13/5£432
Tue 16/612:35
PUS
-
LGW
1 stop34h 25m
China Eastern
Fri 19/618:00
LGW
-
PUS
1 stop33h 35m
China Eastern
Deal found 15/5£433
Fri 27/1112:35
PUS
-
LGW
1 stop26h 55m
China Eastern
Tue 1/1210:30
LGW
-
PUS
1 stop16h 05m
China Eastern
Deal found 17/5£484
Mon 14/912:45
PUS
-
LGW
1 stop37h 20m
Air China
Tue 22/920:20
LGW
-
PUS
1 stop31h 25m
Air China
Deal found 18/5£501
Mon 8/612:35
PUS
-
LGW
1 stop34h 25m
Multiple Airlines
Sat 13/611:35
LGW
-
PUS
1 stop16h 00m
Multiple Airlines
Deal found 18/5£510
Sun 7/617:50
PUS
-
LGW
1 stop29h 10m
Multiple Airlines
Sat 13/611:35
LGW
-
PUS
1 stop16h 00m
Multiple Airlines
Deal found 14/5£528
Sat 5/912:45
PUS
-
LGW
1 stop25h 50m
Air China
Fri 18/912:35
LGW
-
PUS
1 stop15h 10m
Air China
Deal found 16/5£536
Mon 7/912:45
PUS
-
LGW
1 stop25h 50m
Air China
Fri 18/912:35
LGW
-
PUS
1 stop15h 10m
Air China
Deal found 13/5£538
Sat 20/612:35
PUS
-
LGW
1 stop26h 05m
China Eastern
Tue 23/611:35
LGW
-
PUS
1 stop16h 00m
China Eastern
Deal found 18/5£540
Thu 11/617:50
PUS
-
LGW
1 stop20h 50m
Multiple Airlines
Sun 21/611:35
LGW
-
PUS
1 stop21h 15m
Multiple Airlines
Deal found 15/5£548
Fri 5/617:50
PUS
-
LTN
2 stops28h 00m
Multiple Airlines
Fri 12/605:40
LTN
-
PUS
2 stops27h 10m
Multiple Airlines
Deal found 14/5£552

Find flight deals from Busan to London

Discover tips and strategies to find the most affordable flight options for your journey from Busan (PUS) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 May 2026.

Round-trip from

£391

One-way from

£147

Popular in

October

Cheapest in

March

Average price

£400
China Eastern
  • China Eastern
  • 11/6-16/6
  • 2 total stops
  • 42h 05m total
  • Busan to London
Search Deals
China Eastern
  • China Eastern
  • 2/6
  • 1 total stop
  • 34h 25m total
  • Busan to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£99 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Busan to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 May 2026.
Use the filters below to find and compare flights from Busan to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Sat 5/9

12:45-06:35

1 stop25h 50m

London Gatwick

Fri 18/9

12:35-11:45

1 stop15h 10m

£536

BusanLondon

PUS - LTN

PUSLTN

Busan Gimhae

Fri 5/6

17:50-13:50

2 stops28h 00m

London Luton

Fri 12/6

05:40-16:50

2 stops27h 10m

£552

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Sat 13/6

12:35-06:40

1 stop26h 05m

London Gatwick

Fri 19/6

18:00-11:35

1 stop33h 35m

£686

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Thu 4/6

17:50-18:40

1 stop32h 50m

London Heathrow

Sun 7/6

21:20-11:35

1 stop30h 15m

£706

BusanLondon

PUS - LTN

PUSLTN

Busan Gimhae

Thu 11/6

17:50-10:55

2 stops25h 05m

London Luton

Tue 16/6

17:45-11:35

2 stops33h 50m

£722

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Tue 16/6

17:50-18:40

1 stop32h 50m

London Heathrow

Tue 23/6

21:20-11:35

1 stop30h 15m

£738

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Fri 12/6

06:55-06:40

2 stops31h 45m

London Gatwick

Sun 21/6

11:35-06:40

1 stop35h 05m

£745

BusanLondon

PUS - STN

PUSSTN

Busan Gimhae

Thu 11/6

14:40-11:10

3 stops28h 30m

London Stansted

Tue 16/6

18:45-11:35

2 stops32h 50m

£791

BusanLondon

PUS - STN

PUSSTN

Busan Gimhae

Sun 28/6

16:40-14:50

3 stops30h 10m

London Stansted

Sun 5/7

07:25-16:50

2 stops25h 25m

£814

BusanLondon

PUS - LTN

PUSLTN

Busan Gimhae

Sat 20/6

12:35-12:20

2 stops31h 45m

London Luton

Sat 4/7

12:40-11:35

2 stops38h 55m

£819

Flights are sorted by cheapest return flights first.

Deals found on 17/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Busan to London

Have a flexible travel schedule? Discover the best time to fly to London from Busan with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Busan to London

What is the cheapest month to book a flight from Busan to London?

Currently, May is the cheapest month in which you can book a flight from Busan to London (average of £174). Flying from Busan to London in October is currently the most expensive (average of £516). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Busan to London?

Related info for your journey

Find useful and relevant information for your journey from Busan to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Busan to London?

    Busan Gimhae (PUS) is the airport you will fly out of if you book a flight from Busan to London. You should not have trouble finding flights to London from Gimhae; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Busan airport to London. It is only a 7.2 mi journey to Gimhae (PUS) from Busan’s city center.

  • How long is the flight from Busan to London?

    A quick flight from Busan to London can take about 25h 50m. Air China provides one of the quickest options available for as low as £536. The distance between Busan and London is about 5718 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Busan to London?

    Most travelers choose Busan Gimhae - London Heathrow, Busan Gimhae - London Gatwick or Busan Gimhae - London City when deciding on the best route from Busan to London.

  • Can I find deals for flights from Busan to London that include hotel bookings?

    Yes. In addition to deals on Busan to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Busan to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Busan to London.

  • Can I find deals for business class flights from Busan to London?

    Yes. Cheapflights offers flight deals from Busan to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Busan to London?

    Currently, May is the cheapest month in which you can book a flight from Busan to London (average of £174). Flying from Busan to London in October is currently the most expensive (average of £516). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

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Watford
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