₩675,800 Cheap Flights from Seoul (GMP) to London (LHR)

View ₩675,800 flight on Tue, Dec 23, 2025Opens in a new window

Popular airlines from Gimpo Intl. Airport (GMP) to Heathrow Airport (LHR)

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Cheap Flights from Seoul to London (GMP-LHR)

Prices were available within the past 7 days and start at ₩675,800 for one-way flights and ₩698,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Wed, Nov 12 - Mon, Nov 17
GMP
Seoul
LHR
London
₩698,600 Roundtrip, found 3 days ago
₩698,600
Roundtrip
found 3 days ago
Select China Southern Airlines flight, departing Wed, Nov 12 from Seoul to London, returning Mon, Nov 17, priced at ₩698,600 found 3 days ago
China Southern Airlines
Wed, Nov 12 - Sun, Nov 16
GMP
Seoul
LHR
London
₩781,600 Roundtrip, found 3 days ago
₩781,600
Roundtrip
found 3 days ago
Select China Southern Airlines flight, departing Wed, Nov 12 from Seoul to London, returning Sun, Nov 16, priced at ₩781,600 found 3 days ago
China Southern Airlines
Thu, Jan 22 - Mon, Feb 2
GMP
Seoul
LHR
London
₩781,900 Roundtrip, found 5 days ago
₩781,900
Roundtrip
found 5 days ago
Select China Southern Airlines flight, departing Thu, Jan 22 from Seoul to London, returning Mon, Feb 2, priced at ₩781,900 found 5 days ago
China Southern Airlines
Thu, Jan 22 - Sun, Jan 25
GMP
Seoul
LHR
London
₩782,400 Roundtrip, found 13 hours ago
₩782,400
Roundtrip
found 13 hours ago
Select China Southern Airlines flight, departing Thu, Jan 22 from Seoul to London, returning Sun, Jan 25, priced at ₩782,400 found 13 hours ago
China Southern Airlines
Thu, Jan 22 - Sat, Jan 31
GMP
Seoul
LHR
London
₩864,900 Roundtrip, found 5 days ago
₩864,900
Roundtrip
found 5 days ago
Select China Southern Airlines flight, departing Thu, Jan 22 from Seoul to London, returning Sat, Jan 31, priced at ₩864,900 found 5 days ago
China Southern Airlines
Thu, Jan 22 - Sun, Feb 8
GMP
Seoul
LHR
London
₩866,400 Roundtrip, found 6 days ago
₩866,400
Roundtrip
found 6 days ago
Select China Southern Airlines flight, departing Thu, Jan 22 from Seoul to London, returning Sun, Feb 8, priced at ₩866,400 found 6 days ago
Asiana Airlines
Wed, Nov 5 - Mon, Nov 24
GMP
Seoul
LHR
London
₩1,220,700 Roundtrip, found 2 days ago
₩1,220,700
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Wed, Nov 5 from Seoul to London, returning Mon, Nov 24, priced at ₩1,220,700 found 2 days ago
Japan Airlines
Wed, Jan 28 - Sun, Feb 1
GMP
Seoul
LHR
London
₩1,375,000 Roundtrip, found 4 days ago
₩1,375,000
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Wed, Jan 28 from Seoul to London, returning Sun, Feb 1, priced at ₩1,375,000 found 4 days ago
All Nippon Airways
Wed, Feb 4 - Sun, Feb 8
GMP
Seoul
LHR
London
₩1,811,000 Roundtrip, found 5 days ago
₩1,811,000
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Wed, Feb 4 from Seoul to London, returning Sun, Feb 8, priced at ₩1,811,000 found 5 days ago
EVA Airways
Fri, Feb 20 - Mon, Feb 23
GMP
Seoul
LHR
London
₩3,113,100 Roundtrip, found 6 days ago
₩3,113,100
Roundtrip
found 6 days ago
Select EVA Airways flight, departing Fri, Feb 20 from Seoul to London, returning Mon, Feb 23, priced at ₩3,113,100 found 6 days ago

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Heathrow LHR. Cheapest option available. Average driving time to city center is 28 minutes. Flights from ₩1,220,700
LHR
Heathrow
Cheapest
Average driving time to city center28 min
Flights from ₩1,220,700

Frequently asked questions

How much is a flight from Gimpo Airport to London Heathrow?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from Gimpo Airport to Heathrow Airport (LHR) was ₩698,600. Fares this cheap don't wait forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Gimpo Airport to LHR?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Gimpo Airport to London Heathrow that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Gimpo Airport to London Heathrow flights, you'll see a "no change fees" filter for you to select.
How far is the flight from GMP to LHR?
The distance is around 8,900 kilometers. Sleep mask? Check. Toiletries? Double check. You'll need to pack all the travel comforts for this long-haul Seoul to Hounslow flight.
Which airlines fly direct from Gimpo Intl. Airport (GMP) to Heathrow Airport?
Flying nonstop between Gimpo Intl. Airport (GMP) and LHR isn't possible at present. However, you'll still be able to book a flight to Hounslow with at least one stop.
Are Gimpo Intl. Airport (GMP) to Heathrow Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally score a bargain, with some super cheap airfares from GMP to Heathrow Airport popping up a few weeks before the departure date. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals frequently — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines publish prices that far in advance.

Travel information

Origin airport
Gimpo Intl.
Destination airport
Heathrow
Airlines serving
All Nippon Airways, China Southern Airlines, Japan Airlines
Roundtrip price
₩698,600
Distance
8815 km

Book with confidence

Seoul to London Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Seoul to London will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring London.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with GMP to LHR flights that won’t make your bank account wince. Ready to temporarily leave behind Seoul for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to LHR with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

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*Available to Expedia members.