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Cheap flights from Busan to London Heathrow Airport from £207

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 23/6. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — LHR
11 Jul — 18 Jul1
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 11 June 2026.

Mon 22/617:50
PUS
-
LHR
1 stop32h 50m
Multiple Airlines
Fri 3/721:20
LHR
-
PUS
1 stop30h 15m
Multiple Airlines
Deal found 9/6£546
Tue 23/617:50
PUS
-
LHR
1 stop32h 50m
Multiple Airlines
Mon 29/621:20
LHR
-
PUS
1 stop35h 30m
Multiple Airlines
Deal found 9/6£548
Mon 22/612:35
PUS
-
LHR
1 stop38h 05m
Multiple Airlines
Sat 4/721:20
LHR
-
PUS
1 stop35h 30m
Multiple Airlines
Deal found 10/6£555
Wed 17/617:50
PUS
-
LHR
1 stop32h 50m
China Eastern
Wed 24/621:20
LHR
-
PUS
1 stop30h 15m
China Eastern
Deal found 9/6£560
Wed 24/612:35
PUS
-
LHR
1 stop38h 05m
Multiple Airlines
Sat 27/621:20
LHR
-
PUS
1 stop35h 30m
Multiple Airlines
Deal found 8/6£561
Thu 25/612:35
PUS
-
LHR
1 stop38h 05m
Multiple Airlines
Sun 28/621:20
LHR
-
PUS
1 stop35h 30m
Multiple Airlines
Deal found 10/6£564
Mon 16/1112:45
PUS
-
LHR
1 stop36h 10m
Air China
Wed 25/1120:25
LHR
-
PUS
1 stop30h 20m
Air China
Deal found 7/6£580
Thu 19/1112:45
PUS
-
LHR
1 stop36h 10m
Air China
Wed 25/1120:25
LHR
-
PUS
1 stop30h 20m
Air China
Deal found 7/6£582
Fri 19/612:35
PUS
-
LHR
1 stop38h 05m
China Eastern
Thu 25/621:20
LHR
-
PUS
1 stop30h 15m
China Eastern
Deal found 11/6£586
Tue 16/612:35
PUS
-
LHR
1 stop38h 05m
China Eastern
Tue 23/621:20
LHR
-
PUS
1 stop30h 15m
China Eastern
Deal found 8/6£600
Sun 1/1112:45
PUS
-
LHR
1 stop36h 10m
Air China
Mon 16/1117:40
LHR
-
PUS
1 stop33h 05m
Air China
Deal found 7/6£609
Fri 19/612:35
PUS
-
LHR
1 stop38h 05m
China Eastern
Mon 22/621:20
LHR
-
PUS
1 stop30h 15m
China Eastern
Deal found 10/6£615

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 11 June 2026.

Round-trip from

£539

One-way from

£207

Popular in

October

Cheapest in

March

Average price

£386
China Eastern
  • China Eastern
  • 22/6-25/6
  • 2 total stops
  • 73h 35m total
  • Busan to London
Search Deals
23/6
  • 23/6
  • 2 total stops
  • 44h 35m total
  • Busan to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£81 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 11 June 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 - LHR

PUSLHR

Busan Gimhae

Wed 25/11

12:45-15:55

1 stop36h 10m

London Heathrow

Mon 30/11

20:25-11:45

1 stop30h 20m

£621

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Wed 25/11

12:45-15:55

1 stop36h 10m

London Heathrow

Mon 30/11

21:30-10:50

2 stops28h 20m

£761

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Sun 4/10

07:40-08:00

1 stop32h 20m

London Heathrow

Sat 10/10

11:20-06:50

1 stop35h 30m

£851

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Fri 14/8

08:15-15:45

1 stop39h 30m

London Heathrow

Wed 26/8

09:25-06:50

1 stop37h 25m

£883
Fastest return journey

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Tue 21/7

08:00-21:25

2 stops21h 25m

London Heathrow

Tue 28/7

17:10-19:35

2 stops18h 25m

£886

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Thu 1/10

07:40-19:30

1 stop43h 50m

London Heathrow

Mon 5/10

11:20-06:50

1 stop35h 30m

£920

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Thu 1/10

07:40-15:45

1 stop40h 05m

London Heathrow

Fri 9/10

22:05-06:50

1 stop48h 45m

£933

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Sat 19/9

07:40-15:45

1 stop40h 05m

London Heathrow

Fri 25/9

11:20-06:35

1 stop35h 15m

£945

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Sat 19/9

07:40-19:30

1 stop43h 50m

London Heathrow

Sat 23/1

20:35-06:45

1 stop25h 10m

£962

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Tue 7/7

11:00-16:55

1 stop37h 55m

London Heathrow

Tue 14/7

06:15-16:50

2 stops26h 35m

£976

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 21 resultsSorted by cheapest first
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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 36h 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
Wembley
Luton
Gatwick
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Kingston upon Thames
Eastbourne
Watford
Swindon
Ipswich
Poole
Guildford
Romford

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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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