Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Osaka Kansai Intl Airport from £337

LHR — KIX
28 Oct — 4 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Kansai Intl

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Kansai Intl

Tue 10/1117:45 -
2 stops19h 40m
Wed 25/1111:05 -
2 stops37h 50m
Deal found 27/9£633
Sun 6/1217:45 -
2 stops18h 15m
Tue 15/1209:50 -
2 stops39h 05m
Deal found 27/9£646
Fri 4/1217:45 -
2 stops20h 00m
Thu 17/1200:15 -
2 stops52h 05m
Deal found 27/9£652
Fri 4/1217:45 -
2 stops20h 00m
Sat 12/1200:15 -
2 stops48h 40m
Deal found 27/9£655
Wed 11/1122:00 -
1 stop31h 10m
Thu 3/1216:00 -
1 stop35h 35m
Deal found 26/9£660
Sat 21/1121:00 -
1 stop15h 00m
Mon 7/1209:20 -
1 stop17h 10m
Deal found 26/9£663
Tue 8/1217:45 -
1 stop17h 25m
Fri 11/1216:30 -
2 stops35h 50m
Deal found 25/9£667
Mon 7/1217:45 -
2 stops20h 00m
Thu 10/1200:15 -
2 stops26h 35m
Deal found 25/9£668
Tue 24/1121:00 -
1 stop15h 00m
Wed 9/1219:00 -
1 stop31h 30m
Deal found 25/9£670
Wed 2/1221:00 -
1 stop15h 00m
Thu 17/1219:00 -
1 stop31h 30m
Deal found 27/9£674
Wed 9/1220:50 -
2 stops30h 40m
Wed 16/1216:30 -
3 stops35h 45m
Deal found 27/9£677
Thu 24/922:00 -
1 stop32h 15m
Wed 30/900:15 -
2 stops45h 30m
Deal found 23/9£684

Find flight deals from Heathrow to Kansai Intl

Round-trip from

£617

One-way from

£337

Popular in

July

Cheapest in

January

Average price

£727
Shenzhen Airlines
  • Shenzhen Airlines
  • 16/1-27/1
  • 2 total stops
  • 70h 20m total
  • London to Osaka
Search Deals
28/11-31/12
  • 28/11-31/12
  • 2 total stops
  • 22h 05m total
  • London to Osaka
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£156 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£28 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 London Heathrow Airport to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 3/10

22:05-14:15

1 stop32h 10m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£408

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Mon 14/12

07:00-20:10

2 stops28h 10m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£414

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Thu 24/12

22:30-14:00

1 stop30h 30m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£418

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Fri 2/10

12:35-09:20

2 stops36h 45m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£485

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 3/10

21:05-12:40

3 stops31h 35m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£533

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 12/12

21:10-14:00

1 stop31h 50m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£534
Fastest return journey

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sun 13/12

10:30-22:25

2 stops26h 55m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£538

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 7/11

21:10-12:10

2 stops30h 00m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£601

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Tue 3/11

17:40-22:45

1 stop20h 05m

Osaka Kansai Intl

Thu 19/11

00:15-15:35

1 stop24h 20m

£814

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Fri 6/11

17:40-22:45

1 stop20h 05m

Osaka Kansai Intl

Fri 20/11

00:15-15:35

1 stop24h 20m

£867

Flights are sorted by cheapest return flights first.

Deals found on 23/9

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Heathrow with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Osaka Kansai Intl Airport

How far ahead should I book a flight from London Heathrow Airport to Osaka Kansai Intl Airport?

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Osaka Kansai Intl Airport, you should look to book at least 22 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Osaka Kansai Intl Airport (average of £545). Flying from London Heathrow Airport to Osaka Kansai Intl Airport in July is currently the most expensive (average of £1,246). 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 London Heathrow Airport to Osaka Kansai Intl Airport?

Airfare is below average for this route at the moment.

London Heathrow Airport to Osaka Kansai Intl Airport flights typically cost between £670 and £947 in January.
The cheapest return price found within the last 5 days was £617 on Shenzhen Airlines (16 Jan–27 Jan).

Reviews of airlines servicing Kansai Intl

Read reviews from past customers who have flown with Asiana Airlines,KLM, andCathay Pacific from London Heathrow Airport to Osaka Kansai Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.1
Very Good
563 reviews
Check prices

Comfort

8.0

Overall

8.1

Entertainment

7.6

Food

8.0

Crew

8.5

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Asiana Airlines
8.1
Very Good
563 reviews
Asiana Airlines
8.1
Very Good
563 reviews
Check prices

Comfort

8.0

Overall

8.1

Entertainment

7.6

Food

8.0

Crew

8.5

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
KLM
7.8
Good
1,577 reviews
Asiana Airlines
8.1
Very Good
563 reviews
Check prices

Comfort

8.0

Overall

8.1

Entertainment

7.6

Food

8.0

Crew

8.5

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Cathay Pacific
7.6
Good
1,497 reviews
Asiana Airlines
8.1
Very Good
563 reviews
Check prices

Comfort

8.0

Overall

8.1

Entertainment

7.6

Food

8.0

Crew

8.5

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Air China
7.5
Good
166 reviews
Asiana Airlines
8.1
Very Good
563 reviews
Check prices

Comfort

8.0

Overall

8.1

Entertainment

7.6

Food

8.0

Crew

8.5

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
China Eastern
7.3
Good
243 reviews
Asiana Airlines
8.1
Very Good
563 reviews
Check prices

Comfort

8.0

Overall

8.1

Entertainment

7.6

Food

8.0

Crew

8.5

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.

Related info for your journey

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

    There are many flights that can get you from London Heathrow Airport to Osaka Kansai Intl Airport in 20h 05m. Fly via Asiana Airlines or Cathay Pacific to get the fastest option. Airlines will cover a distance of 5918 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    China Southern, at £436, was found to be the cheapest airline from London Heathrow Airport to Osaka Kansai Intl Airport.Alternate airlines flying return to your destination include China Eastern and Air China. China Southern is priced at 48% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Osaka Kansai Intl Airport (average of £545). Flying from London Heathrow Airport to Osaka Kansai Intl Airport in July is currently the most expensive (average of £1,246). 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

Browse thousands of different options on Cheapflights for your next trip

Top 8 airlines flying from Heathrow to Kansai Intl

AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£436Average£452FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£443Average£695FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£484Average£597FlexibilityNo cancel feeOn-time67%
Search Air China flights
KLMCheapest£567Average£683FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£642Average£1,171FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Cathay PacificCheapest£748Average£912FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Asiana AirlinesCheapest£754Average£900FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
EmiratesCheapest£999Average£1,089FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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

When you search for this flight from Heathrow to Kansai Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Kansai Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Kansai Intl flexibly with Cheapflights today.

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

Yes! Start tracking prices for Heathrow to Kansai Intl 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.