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Cheap flights from Osaka Kansai Intl Airport to London Heathrow Airport from £217

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — LHR
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kansai Intl to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Kansai Intl (KIX) 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 8 January 2026.

Round-trip from

£501

One-way from

£217

Popular in

October

Cheapest in

March

Average price

£748
Shenzhen Airlines
  • Shenzhen Airlines
  • 23/1-30/1
  • 4 total stops
  • 93h 00m total
  • Osaka to London
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31/3
  • 31/3
  • 2 total stops
  • 39h 50m total
  • Osaka to London
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Highest demand for flights based on searches. 14% potential increase in price (£98 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from Kansai Intl to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Kansai Intl to Heathrow
Explore the most affordable flight options available from Kansai Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 January 2026.

Fri 23/113:10KIX - LHR
2 stops39h 00mShenzhen Airlines
Fri 30/121:10LHR - KIX
2 stops54h 00mShenzhen Airlines
Deal found 6/1£501
Thu 22/114:25KIX - LHR
1 stop37h 10mChina Southern
Wed 4/222:00LHR - KIX
1 stop32h 00mChina Southern
Deal found 6/1£512
Sun 24/514:40KIX - LHR
1 stop36h 20mChina Southern
Fri 29/522:10LHR - KIX
1 stop31h 00mChina Southern
Deal found 6/1£520
Thu 11/615:25KIX - LHR
1 stop34h 40mChina Southern
Mon 15/622:10LHR - KIX
1 stop31h 00mChina Southern
Deal found 7/1£521
Fri 23/113:10KIX - LHR
2 stops39h 00mShenzhen Airlines
Mon 2/221:10LHR - KIX
2 stops30h 00mShenzhen Airlines
Deal found 6/1£525
Tue 17/315:05KIX - LHR
1 stop37h 05mShenzhen Airlines
Wed 1/422:05LHR - KIX
1 stop32h 00mShenzhen Airlines
Deal found 6/1£560
Fri 13/316:00KIX - LHR
1 stop35h 35mChina Southern
Tue 17/322:00LHR - KIX
1 stop30h 05mChina Southern
Deal found 6/1£569
Fri 13/313:10KIX - LHR
2 stops39h 00mMultiple Airlines
Tue 17/322:00LHR - KIX
1 stop32h 00mMultiple Airlines
Deal found 6/1£570
Tue 20/109:55KIX - LHR
1 stop38h 30mMalaysia Airlines
Sun 1/210:25LHR - KIX
1 stop34h 25mMalaysia Airlines
Deal found 6/1£581

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kansai Intl 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 8 January 2026.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to London Heathrow Airport that are best for you.

Fly from

Kansai Intl

Fly to

Heathrow

Route

Depart

Return

Price

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Fri 23/1

13:10-19:10

2 stops39h 00m

London Heathrow

Sat 31/1

21:10-12:10

2 stops54h 00m

£501

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Mon 2/2

16:00-18:35

1 stop35h 35m

London Heathrow

Mon 9/2

22:00-15:00

1 stop32h 00m

£512

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Fri 23/1

15:05-19:10

1 stop37h 05m

London Heathrow

Fri 30/1

21:10-14:05

1 stop31h 55m

£548

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Thu 11/6

16:55-19:00

2 stops34h 05m

London Heathrow

Mon 15/6

22:10-13:10

1 stop31h 00m

£551

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Tue 17/3

15:05-19:10

1 stop37h 05m

London Heathrow

Wed 1/4

22:05-14:05

1 stop32h 00m

£560

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Thu 22/1

16:00-18:35

1 stop35h 35m

London Heathrow

Mon 26/1

22:00-15:00

1 stop32h 00m

£600

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Fri 13/2

15:05-19:10

1 stop37h 05m

London Heathrow

Sat 7/3

21:10-12:10

2 stops30h 00m

£626

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Wed 20/5

10:05-20:25

2 stops42h 20m

£238

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Mon 16/3

13:10-19:10

2 stops63h 00m

£242

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Tue 3/2

16:00-18:35

1 stop35h 35m

£242

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 18 results
1
2

Best time to book a flight from Kansai Intl to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kansai Intl 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 Osaka Kansai Intl Airport to London Heathrow Airport

What is the cheapest month to book a flight from Osaka Kansai Intl Airport to London Heathrow Airport?

Currently, March is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to London Heathrow Airport (average of £549). Flying from Osaka Kansai Intl Airport to London Heathrow Airport in September is currently the most expensive (average of £781). 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.

How much does it cost for a return flight from Osaka Kansai Intl Airport to London Heathrow Airport?

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 8 January 2026.
Read through reviews of airlines operating flights from Osaka Kansai Intl Airport to London Heathrow Airport, such as Asiana Airlines, China Eastern, andAir China. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
499 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Asiana Airlines
8.2
Very Good
499 reviews
Asiana Airlines
8.2
Very Good
499 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
China Eastern
7.2
Good
187 reviews
Asiana Airlines
8.2
Very Good
499 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Air China
7.2
Good
136 reviews
Asiana Airlines
8.2
Very Good
499 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.

Related info for your journey

Find useful and relevant information for your journey from Kansai Intl to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Osaka Kansai Intl Airport to London Heathrow Airport?

    Airlines like Shenzhen Airlines and China Southern fly from Osaka Kansai Intl Airport to London Heathrow Airport in about 35h 35m. The time it takes to get you to your destination can typically vary by up to 3h 25m. Osaka Kansai Intl Airport and London Heathrow Airport are separated by a distance of 5918 mi. This flight may include one or multiple stops.

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

    Currently priced at £588, China Eastern will fly you from Osaka Kansai Intl Airport to London Heathrow Airport and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Asiana Airlines and Air China - these airlines can fly you to your destination from £665 and £766, respectively. Users have found that China Eastern is 26% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with China Southern, which is currently one of the cheapest options available, starting at £204. China Eastern flights start at £223 while deals on Air China start at £254 one-way.

  • Can I find deals for flights from Kansai Intl to Heathrow that include hotel bookings?

    Yes. In addition to deals on Kansai Intl to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kansai Intl to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansai Intl to Heathrow.

  • Can I find deals for business class flights from Kansai Intl to Heathrow?

    Yes. Cheapflights offers flight deals from Kansai Intl 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 Osaka Kansai Intl Airport to London Heathrow Airport?

    Currently, March is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to London Heathrow Airport (average of £549). Flying from Osaka Kansai Intl Airport to London Heathrow Airport in September is currently the most expensive (average of £781). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Luton
Croydon
Northampton
Slough
Hounslow
Gatwick
Ilford
Wembley
Brentford
Hayes
Colchester
Watford
Crawley
Swindon
Kingston upon Thames
Bedford
Chelmsford
Eastbourne
Romford

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Alternative routes for Kansai Intl to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Kansai Intl to Gatwick flights
Kansai Intl to Stansted flights
Kansai Intl to Luton flights

Top 3 airlines flying from Kansai Intl to Heathrow

Discover the top 3 airlines that operate flights from Kansai Intl to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 8 January 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£588Average£823FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Asiana AirlinesCheapest£665Average£742FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air ChinaCheapest£766Average£860FlexibilityNo cancel feeOn-time67%
Search Air China flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kansai Intl to Heathrow?

Cheapflights makes it easy to find Kansai Intl to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Kansai Intl to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Kansai Intl to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Kansai Intl to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Kansai Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Kansai Intl today and book when prices fit your budget.

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