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Cheap flights from Busan to London Heathrow Airport from £155

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — LHR
5 May — 12 May1
1 adult

Cheap 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 30 April 2025.

Round-trip from

£373

One-way from

£155

Popular in

July

Cheapest in

May

Average price

£686
China Eastern
  • China Eastern
  • 13/5-20/5
  • 2 total stops
  • 68h 20m total
  • Busan to London
Search Deals
China Eastern
  • China Eastern
  • 15/5
  • 1 total stop
  • 32h 50m total
  • Busan to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Find flight deals from Busan to Heathrow

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 30 April 2025.

Mon 12/517:50PUS - LHR
1 stop32h 50mChina Eastern
Mon 19/521:20LHR - PUS
1 stop30h 15mChina Eastern
Deal found 28/4£374
Thu 12/612:45PUS - LHR
1 stop15h 45mAir China
Thu 26/622:40LHR - PUS
1 stop29h 05mAir China
Deal found 29/4£421
Mon 16/617:50PUS - LHR
1 stop32h 50mMultiple Airlines
Wed 3/921:20LHR - PUS
1 stop30h 15mMultiple Airlines
Deal found 29/4£445
Mon 16/610:00PUS - LHR
1 stop39h 50mVietnam Airlines
Wed 3/918:55LHR - PUS
1 stop28h 10mVietnam Airlines
Deal found 29/4£503
Tue 11/1116:10PUS - LHR
2 stops24h 30mKLM
Thu 20/1117:05LHR - PUS
2 stops18h 40mKLM
Deal found 28/4£667
Thu 25/920:00PUS - LHR
1 stop28h 30mChina Airlines
Tue 7/1021:10LHR - PUS
1 stop30h 05mChina Airlines
Deal found 29/4£702
Thu 18/907:40PUS - LHR
1 stop43h 50mSingapore Airlines
Sun 28/911:25LHR - PUS
1 stop34h 55mSingapore Airlines
Deal found 29/4£771

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 30 April 2025.
Use the filters below to find and compare flights from Busan to London Heathrow Airport that are best for you.

Fly from

Busan

Fly to

Heathrow

Route

Depart

Return

Price

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Tue 13/5

12:35-18:40

1 stop38h 05m

London Heathrow

Tue 20/5

21:20-11:35

1 stop30h 15m

£373

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Mon 9/6

12:45-17:45

1 stop37h 00m

London Heathrow

Fri 13/6

20:25-11:45

1 stop31h 20m

£404

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Mon 16/6

17:50-18:40

1 stop32h 50m

London Heathrow

Wed 3/9

21:20-11:35

1 stop30h 15m

£445

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Mon 16/6

10:00-17:50

1 stop39h 50m

London Heathrow

Wed 3/9

18:55-07:05

1 stop28h 10m

£503

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Tue 20/5

10:20-16:30

1 stop38h 10m

London Heathrow

Fri 23/5

21:10-19:00

1 stop37h 50m

£682

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Mon 16/6

16:30-07:40

2 stops23h 10m

London Heathrow

Wed 3/9

17:10-19:35

2 stops18h 25m

£714

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Thu 15/5

17:50-18:40

1 stop32h 50m

£155

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Thu 19/6

16:45-18:05

2 stops57h 20m

£199

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Tue 1/7

11:00-16:55

1 stop37h 55m

£204

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Thu 19/6

12:45-20:30

1 stop15h 45m

£224

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 11 results
1
2

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.

Cheapflights Insights

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

How far ahead should I book a flight from Busan to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Busan to Heathrow. Price data was last updated on 25 April 2025.

The best time to book flights from Busan to London Heathrow Airport is 5 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Busan to London Heathrow Airport (average of £112). Flying from Busan to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 30 April 2025.
See what other customers who have flown with China Airlines, KLM and Vietnam Airlines from Busan to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very Good
732 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
China Airlines
8.3
Very Good
732 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
KLM
7.8
Good
1,334 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Vietnam Airlines
7.6
Good
196 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
China Eastern
7.1
Good
148 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Comfort

8.0

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

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.

  • What are the cheapest airlines flying from Busan to London Heathrow Airport round-trip?

    According to our current data, China Eastern (£373), Air China (£404), and Vietnam Airlines (£503) offers the cheapest pricing from Busan to London Heathrow Airport. China Eastern is currently priced 48% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Busan to London Heathrow Airport one-way?

    The cheapet airlines for a one-way flight from Busan to London Heathrow Airport are China Eastern (£155), Vietnam Airlines (£204), and Air China (£224).

  • 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.

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

    Currently, January is the cheapest month in which you can book a flight from Busan to London Heathrow Airport (average of £112). Flying from Busan to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Busan?

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