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

Departing from Busan to London Heathrow Airport will take you 24h 30m. The distance from Busan to London Heathrow Airport is about 5709 mi.

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.

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).

What is the cheapest time of day to fly from PUS to LHR?

When flying from Busan to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

£177+ Cheap Flights from Busan to London Heathrow Airport

Cheap flight deals from Busan to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 29 September 2026.

Sun 22/1112:35 -

1 stop37h 55m

Sun 29/1121:00 -

1 stop29h 35m

Deal found 28/9£450

Tue 27/1017:50 -

1 stop32h 40m

Sat 31/1021:00 -

1 stop34h 50m

Deal found 24/9£462

Thu 22/1017:50 -

1 stop32h 50m

Thu 29/1021:00 -

1 stop34h 50m

Deal found 24/9£463

Fri 6/1112:35 -

1 stop37h 55m

Sun 8/1121:00 -

1 stop29h 35m

Deal found 25/9£466

Mon 26/1017:50 -

1 stop32h 40m

Sun 1/1121:00 -

1 stop29h 35m

Deal found 28/9£466

Mon 9/1112:35 -

1 stop37h 55m

Mon 16/1121:00 -

1 stop29h 35m

Deal found 25/9£469

Wed 18/1112:35 -

1 stop37h 55m

Wed 25/1121:00 -

1 stop29h 35m

Deal found 28/9£469

Fri 6/1112:35 -

1 stop37h 55m

Tue 10/1121:00 -

1 stop34h 50m

Deal found 25/9£470

Fri 13/1112:35 -

1 stop37h 55m

Mon 16/1121:00 -

1 stop34h 50m

Deal found 25/9£471

Wed 2/1212:35 -

1 stop37h 55m

Sun 6/1221:00 -

1 stop34h 50m

Deal found 29/9£473

Tue 20/1017:50 -

1 stop32h 50m

Tue 27/1021:00 -

1 stop29h 35m

Deal found 26/9£474

Fri 27/1112:35 -

1 stop37h 55m

Sun 29/1121:00 -

1 stop29h 35m

Deal found 28/9£475

Find flight deals from Busan to Heathrow

Round-trip from	£462
One-way from	£177
Popular in	October
Cheapest in	March
Average price	£563

China Eastern
27/10-31/10
2 total stops
67h 30m total
Busan to London

Search Deals

China Eastern
23/10-31/12
1 total stop
38h 05m total
Busan to London

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£62 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 September 2026

Search Deals

Cheapflights Fare Finder

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

Tue 13/10

17:50-18:40

1 stop32h 50m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£187

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Tue 1/12

12:35-17:30

1 stop37h 55m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£219

Fastest return journey

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Wed 2/12

17:50-17:30

1 stop32h 40m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£220

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Wed 4/11

17:50-17:30

1 stop32h 40m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£220

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Fri 6/11

12:35-17:30

1 stop37h 55m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£220

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Fri 20/11

17:50-17:30

1 stop32h 40m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£220

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Fri 23/10

07:10-18:05

2 stops42h 55m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£239

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 22/10

08:10-20:00

2 stops43h 50m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£245

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Tue 1/12

19:25-20:30

2 stops58h 05m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£266

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Wed 2/12

08:10-15:55

2 stops40h 45m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£273

Flights are sorted by cheapest return flights first.

Deals found on 29/9

Showing 1-10 of 22 resultsSorted by cheapest first

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.

PUS-LHR

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

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 24h 30m. The distance from Busan to London Heathrow Airport is about 5709 mi.
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.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Busan to Heathrow.

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?

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Cheap flights from Busan to London Heathrow Airport from £177

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Busan to Heathrow

Cheapest flights from Busan to HeathrowExplore 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 29 September 2026.

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 29 September 2026.

Best flights from Busan to HeathrowDiscover carefully curated flight deals from Busan to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 September 2026.

Discover carefully curated flight deals from Busan to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 September 2026.

Last-minute flights from Busan to HeathrowDiscover last-minute flight deals from Busan to Heathrow. Data last updated 29 September 2026 and is based on user searches.

Discover last-minute flight deals from Busan to Heathrow. Data last updated 29 September 2026 and is based on user searches.

One-way flights from Busan to HeathrowSearch for one-way flight options from Busan to Heathrow. Find affordable one-way fares based on user searches. Data last updated 29 September 2026.

Search for one-way flight options from Busan to Heathrow. Find affordable one-way fares based on user searches. Data last updated 29 September 2026.

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Cheapflights Fare Finder

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

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.

Related info for your journey

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

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

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

How can I find direct flights from Busan to Heathrow?

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Busan to Heathrow

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Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Search flights from Busan to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 29 September 2026.

Busan and Heathrow flights

Browse other Busan and Heathrow flight options. Last updated on 29 September 2026.

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

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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 29 September 2026.

Best flights from Busan to Heathrow
Discover carefully curated flight deals from Busan to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 September 2026.

Last-minute flights from Busan to Heathrow
Discover last-minute flight deals from Busan to Heathrow. Data last updated 29 September 2026 and is based on user searches.

One-way flights from Busan to Heathrow
Search for one-way flight options from Busan to Heathrow. Find affordable one-way fares based on user searches. Data last updated 29 September 2026.