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Cheap flights from London Heathrow Airport to Osaka Kansai Intl Airport from £335

LHR — KIX
10 Dec — 17 Dec1
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 1/1221:00 -
1 stop15h 00m
Fri 4/1209:20 -
1 stop17h 10m
Deal found 5/11£641
Tue 1/1212:30 -
2 stops22h 50m
Wed 9/1214:00 -
2 stops25h 25m
Deal found 8/11£643
Mon 16/1122:00 -
1 stop31h 10m
Mon 30/1116:00 -
1 stop35h 35m
Deal found 7/11£650
Fri 4/1206:50 -
2 stops20h 45m
Sat 12/1214:35 -
2 stops28h 30m
Deal found 9/11£658
Thu 26/1121:00 -
1 stop15h 00m
Tue 8/1209:20 -
1 stop17h 10m
Deal found 8/11£664
Thu 26/1112:30 -
1 stop15h 50m
Fri 4/1209:20 -
1 stop17h 10m
Deal found 5/11£665
Thu 26/1112:30 -
1 stop23h 30m
Sun 6/1214:20 -
1 stop36h 10m
Deal found 7/11£665
Thu 19/1122:00 -
1 stop31h 10m
Thu 17/1216:00 -
1 stop35h 35m
Deal found 6/11£666
Tue 17/1122:00 -
1 stop31h 10m
Tue 1/1216:00 -
1 stop35h 35m
Deal found 6/11£667
Wed 2/1222:00 -
1 stop31h 10m
Sun 13/1216:00 -
1 stop35h 35m
Deal found 7/11£668
Sat 5/1216:50 -
3 stops34h 45m
Sat 12/1214:35 -
3 stops29h 10m
Deal found 7/11£676
Fri 4/1221:10 -
1 stop31h 50m
Wed 9/1215:00 -
1 stop38h 30m
Deal found 7/11£676

Find flight deals from Heathrow to Kansai Intl

Round-trip from

£641

One-way from

£335

Popular in

July

Cheapest in

January

Average price

£732
China Eastern
  • China Eastern
  • 1/12-4/12
  • 2 total stops
  • 32h 10m total
  • London to Osaka
Search Deals
15/4-31/12
  • 15/4-31/12
  • 2 total stops
  • 32h 20m total
  • London to Osaka
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£159 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£31 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 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

Wed 25/11

21:10-14:00

1 stop31h 50m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£412

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 27/2

21:10-14:00

1 stop31h 50m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£424

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 14/11

15:30-16:25

1 stop39h 55m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£471

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 14/11

21:10-22:45

3 stops40h 35m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£495

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Wed 13/1

08:10-16:25

2 stops23h 15m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£528

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 16/1

18:45-16:25

2 stops36h 40m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£554

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Fri 15/1

16:10-16:25

2 stops39h 15m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£577

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Thu 7/1

08:25-16:25

2 stops23h 00m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£600

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Sat 1/5

22:05-14:15

1 stop32h 10m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£666

LondonOsaka

LHR London Heathrow - KIX Osaka Kansai Intl

LHRKIX

London Heathrow

Mon 14/12

10:30-19:30

2 stops24h 00m

Osaka Kansai Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£670

Flights are sorted by cheapest return flights first.

Deals found on 8/11

Showing 1-10 of 24 resultsSorted by cheapest first
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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 40 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 £527). Flying from London Heathrow Airport to Osaka Kansai Intl Airport in July is currently the most expensive (average of £1,292). 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 typical for this route at the moment.

London Heathrow Airport to Osaka Kansai Intl Airport flights typically cost between £577 and £801 in December.
The cheapest return price found within the last 5 days was £641 on China Eastern (1 Dec–4 Dec).

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
570 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

7.6

Crew

8.4

Food

8.0

Overall

8.1

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
570 reviews
Asiana Airlines
8.1
Very Good
570 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

7.6

Crew

8.4

Food

8.0

Overall

8.1

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
1,595 reviews
Asiana Airlines
8.1
Very Good
570 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

7.6

Crew

8.4

Food

8.0

Overall

8.1

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
1,542 reviews
Asiana Airlines
8.1
Very Good
570 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

7.6

Crew

8.4

Food

8.0

Overall

8.1

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
168 reviews
Asiana Airlines
8.1
Very Good
570 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

7.6

Crew

8.4

Food

8.0

Overall

8.1

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
250 reviews
Asiana Airlines
8.1
Very Good
570 reviews
Check prices

Boarding

8.3

Comfort

8.0

Entertainment

7.6

Crew

8.4

Food

8.0

Overall

8.1

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 15h. Fly via Korean Air, China Eastern, or Qatar Airways 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 Eastern, at £438, was found to be the cheapest airline from London Heathrow Airport to Osaka Kansai Intl Airport.Alternate airlines flying return to your destination include Air China and KLM. China Eastern 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 £527). Flying from London Heathrow Airport to Osaka Kansai Intl Airport in July is currently the most expensive (average of £1,292). 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 9 airlines flying from Heathrow to Kansai Intl

AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£438Average£691FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£478Average£585FlexibilityNo cancel feeOn-time67%
Search Air China flights
KLMCheapest£560Average£675FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£635Average£1,176FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Cathay PacificCheapest£739Average£903FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Asiana AirlinesCheapest£745Average£889FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest£766Average£935FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EmiratesCheapest£987Average£1,125FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Japan AirlinesCheapest£1,043Average£1,359FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights

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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?

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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.

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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.

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