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Cheap flights from Busan to London Heathrow Airport from £217

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — LHR
15 Sep — 22 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Busan to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Busan to Heathrow
Explore the most affordable flight options available from Busan to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 August 2026.

Tue 8/917:50 -
1 stop32h 50m
Thu 17/921:20 -
1 stop30h 15m
Deal found 11/8£502
Tue 8/917:50 -
1 stop32h 50m
Fri 18/921:20 -
1 stop30h 15m
Deal found 14/8£504
Wed 21/1012:35 -
1 stop38h 05m
Wed 4/1121:00 -
1 stop29h 35m
Deal found 11/8£519
Sun 22/1117:50 -
1 stop32h 40m
Fri 27/1121:00 -
1 stop29h 35m
Deal found 13/8£520
Wed 4/1117:50 -
1 stop32h 40m
Wed 11/1121:00 -
1 stop34h 50m
Deal found 13/8£521
Tue 27/1017:50 -
1 stop32h 40m
Mon 2/1121:00 -
1 stop34h 50m
Deal found 11/8£523
Tue 27/1017:50 -
1 stop32h 40m
Fri 6/1121:00 -
1 stop29h 35m
Deal found 11/8£527
Thu 10/912:45 -
1 stop15h 40m
Wed 16/922:40 -
1 stop29h 05m
Deal found 11/8£530
Thu 5/1112:45 -
1 stop36h 10m
Mon 9/1117:40 -
1 stop33h 05m
Deal found 13/8£536
Thu 20/812:35 -
1 stop38h 05m
Fri 28/821:20 -
1 stop30h 15m
Deal found 13/8£537
Thu 10/912:35 -
1 stop38h 05m
Wed 16/921:20 -
1 stop30h 15m
Deal found 12/8£538

Find flight deals from Busan to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Busan (PUS) to Heathrow (LHR). 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 16 August 2026.

Round-trip from

£502

One-way from

£217

Popular in

October

Cheapest in

March

Average price

£506
China Eastern
  • China Eastern
  • 8/9-17/9
  • 2 total stops
  • 63h 05m total
  • Busan to London
Search Deals
15/10
  • 15/10
  • 2 total stops
  • 42h 55m total
  • Busan to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£67 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Busan to Heathrow 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 16 August 2026.
Use the filters below to find and compare flights from Busan to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Mon 12/10

12:45-17:40

1 stop36h 55m

London Heathrow

Sat 17/10

22:40-11:45

1 stop29h 05m

£657

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Wed 30/9

10:00-16:55

1 stop38h 55m

London Heathrow

Thu 1/10

18:55-07:50

1 stop28h 55m

£684

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 17/9

19:10-19:20

2 stops32h 10m

London Heathrow

Thu 24/9

21:35-09:45

2 stops28h 10m

£771

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 17/9

19:10-19:20

2 stops32h 10m

London Heathrow

Sat 26/9

21:35-18:00

2 stops36h 25m

£771

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 17/9

19:10-19:20

2 stops32h 10m

London Heathrow

Mon 28/9

21:35-10:00

2 stops28h 25m

£771
Fastest return journey

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 1/10

19:10-19:20

2 stops32h 10m

London Heathrow

Wed 7/10

21:35-09:20

2 stops27h 45m

£773

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Mon 7/9

11:20-19:20

2 stops40h 00m

London Heathrow

Fri 11/9

21:35-18:00

2 stops36h 25m

£773

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Fri 2/10

11:20-19:20

2 stops40h 00m

London Heathrow

Sat 10/10

21:35-18:00

2 stops36h 25m

£793

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 10/9

19:10-19:20

2 stops32h 10m

London Heathrow

Wed 16/9

21:35-18:00

2 stops36h 25m

£796

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Mon 28/9

10:00-17:50

1 stop39h 50m

London Heathrow

Mon 5/10

18:55-07:05

1 stop28h 10m

£799

Flights are sorted by cheapest return flights first.

Deals found on 10/8

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
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Best time to book a flight from Busan to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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.

Related info for your journey

Find useful and relevant information for your journey from Busan to Heathrow. 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 Heathrow?

    Most people fly from Busan Gimhae (PUS) if they book a flight from Busan to London Heathrow. On average, Gimhae has 0 outbound flights to London Heathrow per day from 0 airlines. Busan Gimhae is conveniently located just 7.2 mi from Busan’s city center.

  • How long is the flight from Busan to London Heathrow Airport?

    Departing from Busan to London Heathrow Airport will take you 32h 10m. The distance from Busan to London Heathrow Airport is about 5709 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Ilford
Slough
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Southend-on-Sea
Swindon
Enfield
Kingston upon Thames
Southall
Poole

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Why should you use Cheapflights to find cheap flight tickets from Busan to Heathrow?

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Can Cheapflights find flights from Busan to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Busan? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Busan to Heathrow become cheaper?

Yes! Start tracking prices for Busan to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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