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

Departing from Busan to London Heathrow Airport will take you 21h 55m. 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.

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.

£184+ 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 11 November 2026.

Thu 26/1117:50 -

1 stop32h 40m

Sat 28/1121:00 -

1 stop29h 35m

Deal found 9/11£454

Wed 25/1117:50 -

1 stop32h 40m

Mon 30/1121:00 -

1 stop34h 50m

Deal found 8/11£457

Wed 18/1117:50 -

1 stop32h 40m

Wed 25/1121:00 -

1 stop29h 35m

Deal found 10/11£464

Thu 19/1112:35 -

1 stop37h 55m

Mon 23/1121:00 -

1 stop34h 50m

Deal found 10/11£473

Tue 17/1112:35 -

1 stop37h 55m

Mon 23/1121:00 -

1 stop29h 35m

Deal found 9/11£476

Wed 18/1117:50 -

1 stop32h 40m

Thu 26/1112:30 -

1 stop19h 20m

Deal found 10/11£487

Tue 17/1112:35 -

1 stop37h 55m

Tue 24/1121:00 -

1 stop34h 50m

Deal found 10/11£490

Tue 17/1112:35 -

1 stop37h 55m

Thu 26/1112:30 -

1 stop19h 20m

Deal found 8/11£492

Tue 17/1117:50 -

1 stop32h 40m

Wed 25/1121:00 -

1 stop34h 50m

Deal found 10/11£496

Fri 27/1117:50 -

1 stop21h 35m

Sun 6/1221:00 -

1 stop29h 35m

Deal found 7/11£510

Find flight deals from Busan to Heathrow

Round-trip from	£454
One-way from	£184
Popular in	January
Cheapest in	October
Average price	£692

China Eastern
26/11-28/11
2 total stops
62h 15m total
Busan to London

Search Deals

China Eastern
24/11-31/12
1 total stop
37h 55m total
Busan to London

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£64 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 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 24/11

12:35-17:30

1 stop37h 55m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£184

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 17/12

12:35-17:30

1 stop37h 55m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£190

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Tue 22/12

15:40-17:30

2 stops34h 50m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£240

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Tue 17/11

19:25-17:55

3 stops55h 30m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£249

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Tue 24/11

19:25-20:30

2 stops58h 05m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£260

Fastest return journey

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Mon 16/11

17:55-18:00

2 stops33h 05m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£292

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Sat 21/11

21:55-17:30

3 stops52h 35m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£296

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Wed 25/11

17:50-18:35

3 stops33h 45m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£310

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 17/12

08:30-15:55

3 stops40h 25m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£325

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Thu 26/11

12:35-17:30

1 stop37h 55m

London Heathrow

Sun 29/11

21:00-11:35

1 stop29h 35m

£574

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Showing 1-10 of 19 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 21h 55m. 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

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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?

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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Cheap flights from Busan to London Heathrow Airport from £184

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/11. 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 11 November 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 11 November 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 11 November 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 11 November 2026.

Last-minute flights from Busan to HeathrowDiscover last-minute flight deals from Busan to Heathrow. Data last updated 11 November 2026 and is based on user searches.

Discover last-minute flight deals from Busan to Heathrow. Data last updated 11 November 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 11 November 2026.

Search for one-way flight options from Busan to Heathrow. Find affordable one-way fares based on user searches. Data last updated 11 November 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Book a non-stop flight to one of these other cities located in England.

Search flights from Busan to Heathrow by cabin class

Find flights from Busan to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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 11 November 2026.

Busan and Heathrow flights

Browse other Busan and Heathrow flight options. Last updated on 11 November 2026.

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How does Cheapflights help users find flights from Busan to Heathrow?

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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 11 November 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 11 November 2026.

Last-minute flights from Busan to Heathrow
Discover last-minute flight deals from Busan to Heathrow. Data last updated 11 November 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 11 November 2026.