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Cheap flights from Osaka Kansai Intl Airport to London Heathrow Airport from £297

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — LHR
17 Sep — 24 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap 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 18 August 2026.

Tue 8/916:00 -
1 stop35h 20m
Sun 13/922:10 -
1 stop32h 00m
Deal found 14/8£581
Thu 3/916:00 -
1 stop35h 20m
Sun 13/922:10 -
1 stop32h 00m
Deal found 15/8£584
Thu 3/916:00 -
1 stop35h 20m
Mon 7/922:10 -
1 stop32h 00m
Deal found 17/8£630
Thu 3/916:00 -
1 stop35h 20m
Sat 12/922:10 -
1 stop32h 00m
Deal found 13/8£665
Sun 6/916:00 -
1 stop35h 20m
Mon 14/922:10 -
1 stop32h 00m
Deal found 18/8£670
Sun 6/900:15 -
2 stops27h 05m
Fri 11/920:50 -
2 stops34h 35m
Deal found 16/8£674
Thu 3/919:50 -
2 stops31h 30m
Wed 16/922:05 -
1 stop32h 10m
Deal found 13/8£700
Thu 3/916:00 -
1 stop35h 20m
Wed 9/912:35 -
2 stops21h 30m
Deal found 14/8£705
Sat 22/816:00 -
2 stops32h 15m
Mon 14/922:10 -
1 stop32h 00m
Deal found 16/8£707

Find 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 18 August 2026.

Round-trip from

£581

One-way from

£297

Popular in

August

Cheapest in

July

Average price

£1,398
China Southern
  • China Southern
  • 8/9-13/9
  • 2 total stops
  • 67h 20m total
  • Osaka to London
Search Deals
4/12
  • 4/12
  • 2 total stops
  • 35h 40m total
  • Osaka to London
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£85 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 18 August 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

Fly to

Route

Depart

Return

Price

Cheapest return flight

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Tue 20/10

14:30-12:45

2 stops30h 15m

London Heathrow

Mon 26/10

20:55-19:05

2 stops37h 10m

£807
Fastest return journey

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Mon 7/9

19:25-18:45

1 stop31h 20m

London Heathrow

Sun 20/9

09:30-11:40

1 stop18h 10m

£879

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Wed 9/9

10:00-16:55

1 stop38h 55m

London Heathrow

Sun 20/9

19:50-06:40

1 stop26h 50m

£938

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Tue 22/12

16:15-20:10

2 stops36h 55m

London Heathrow

Mon 4/1

22:05-15:15

1 stop32h 10m

£940

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Wed 30/9

15:15-19:50

1 stop36h 35m

London Heathrow

Wed 7/10

22:05-14:15

1 stop32h 10m

£974

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Tue 20/10

10:00-16:55

1 stop38h 55m

London Heathrow

Mon 26/10

06:35-14:25

2 stops22h 50m

£1,038

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Wed 9/9

19:25-18:45

1 stop31h 20m

London Heathrow

Mon 21/9

14:45-11:40

1 stop36h 55m

£1,051

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Fri 11/9

19:25-07:00

1 stop19h 35m

London Heathrow

Mon 21/9

21:45-11:40

1 stop29h 55m

£1,073
Cheapest one-way

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 15/10

15:15-20:00

1 stop36h 45m

£348
Fastest single journey

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Wed 4/11

10:00-07:15

1 stop30h 15m

£380

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 19 resultsSorted by cheapest first
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’s the top stopover airport for flights from Osaka Kansai Intl Airport to London Heathrow Airport?

Share of one-stop return flights from Osaka Kansai Intl Airport to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Abu Dhabi (AUH) – chosen by Cheapflights users on 33% of one-stop itineraries from Osaka Kansai Intl Airport to London Heathrow Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Osaka Kansai Intl Airport to London Heathrow Airport?

Average return fare for one-stop flights from Osaka Kansai Intl Airport to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of £737.

What’s the fastest stopover option from Osaka Kansai Intl Airport to London Heathrow Airport?

Shortest average travel time for one-stop one-way flights from Osaka Kansai Intl Airport to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Beijing (PEK) have the shortest average one-way travel time for one-stop routes: 19h 20m.

Which airport typically offers the quickest stopover for flights from Osaka Kansai Intl Airport to London Heathrow Airport?

Average stopover duration for one-stop one-way flights from Osaka Kansai Intl Airport to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Abu Dhabi (AUH) offer the fastest connection on this route, with an average stopover time of 1h 38m.

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 18 August 2026.
Read through reviews of airlines operating flights from Osaka Kansai Intl Airport to London Heathrow Airport, such as Air China and China Eastern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air China
7.4
Good
160 reviews
Check prices

Food

7.2

Entertainment

6.5

Overall

7.4

Crew

8.0

Boarding

7.8

Comfort

7.2

Reviews

1 / 7
2.0
Mediocre

guoliang,May 2026

PEK - LAX

Kayak does not have service in china thus no reminder email or even access to the kayak account to see the itinerary.. missed the flight.. also air china app requires a local phone number to register.. yep.. they consider themself international airliner but does not allow anyone outside china to use the app.
Air China
7.4
Good
160 reviews
Air China
7.4
Good
160 reviews
Check prices

Food

7.2

Entertainment

6.5

Overall

7.4

Crew

8.0

Boarding

7.8

Comfort

7.2

Reviews

1 / 7
2.0
Mediocre

guoliang,May 2026

PEK - LAX

Kayak does not have service in china thus no reminder email or even access to the kayak account to see the itinerary.. missed the flight.. also air china app requires a local phone number to register.. yep.. they consider themself international airliner but does not allow anyone outside china to use the app.
China Eastern
7.3
Good
232 reviews
Air China
7.4
Good
160 reviews
Check prices

Food

7.2

Entertainment

6.5

Overall

7.4

Crew

8.0

Boarding

7.8

Comfort

7.2

Reviews

1 / 7
2.0
Mediocre

guoliang,May 2026

PEK - LAX

Kayak does not have service in china thus no reminder email or even access to the kayak account to see the itinerary.. missed the flight.. also air china app requires a local phone number to register.. yep.. they consider themself international airliner but does not allow anyone outside china to use the app.

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 Etihad Airways, Vietnam Airlines, and Cathay Pacific fly from Osaka Kansai Intl Airport to London Heathrow Airport in about 30h 15m. The time it takes to get you to your destination can typically vary by up to 8h 40m. 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 £583, 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. Check Cheapflights for deals on Air China for as low as £737. Users have found that China Eastern is 36% 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 Eastern, which is currently one of the cheapest options available, starting at £222. Air China flights start at £251 while deals on Singapore Airlines start at £341 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.

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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Ilford
Slough
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Southend-on-Sea
Swindon
Enfield
Kingston upon Thames
Southall
Poole

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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 2 airlines flying from Kansai Intl to Heathrow

Discover the top 2 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 18 August 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£583Average£842FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£737Average£864FlexibilityNo 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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