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Cheap flights from London Heathrow Airport to Osaka Kansai Intl Airport

LHR — KIX
1 May — 8 May1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Kansai Intl

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Kansai Intl (KIX). 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 1 April 2026.

Round-trip from

£474

One-way from

£343

Popular in

July

Cheapest in

January

Average price

£785
Etihad Airways
  • Etihad Airways
  • 15/4-28/4
  • 2 total stops
  • 57h 35m total
  • London to Osaka
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Etihad Airways
  • Etihad Airways
  • 7/6
  • 1 total stop
  • 18h 20m total
  • London to Osaka
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£137 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£27 potential savings vs. average return price).
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Average for round-trip flights in April 2026
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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
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 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?

Use this chart to determine the optimal time to book a return flight from Heathrow to Kansai Intl. Price data was last updated on 13 March 2026.

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 42 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 £417). Flying from London Heathrow Airport to Osaka Kansai Intl Airport in August is currently the most expensive (average of £795). 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?

Reviews of airlines servicing Kansai Intl

Get insights into the airlines that provide service to Kansai Intl. 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 Kansai Intl. Reviews last updated 1 April 2026.
Read reviews from past customers who have flown with Asiana Airlines,Cathay Pacific, andChina Southern 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
507 reviews
Check prices

Comfort

8.0

Entertainment

7.6

Overall

8.1

Crew

8.5

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

MNL - ICN

Our seats got changed due to an aircraft change which resulted in us loosing our window seat and put us behind the engines.
Asiana Airlines
8.1
Very Good
507 reviews
Asiana Airlines
8.1
Very Good
507 reviews
Check prices

Comfort

8.0

Entertainment

7.6

Overall

8.1

Crew

8.5

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

MNL - ICN

Our seats got changed due to an aircraft change which resulted in us loosing our window seat and put us behind the engines.
Cathay Pacific
7.6
Good
1,234 reviews
Asiana Airlines
8.1
Very Good
507 reviews
Check prices

Comfort

8.0

Entertainment

7.6

Overall

8.1

Crew

8.5

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

MNL - ICN

Our seats got changed due to an aircraft change which resulted in us loosing our window seat and put us behind the engines.
China Southern
7.4
Good
146 reviews
Asiana Airlines
8.1
Very Good
507 reviews
Check prices

Comfort

8.0

Entertainment

7.6

Overall

8.1

Crew

8.5

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

MNL - ICN

Our seats got changed due to an aircraft change which resulted in us loosing our window seat and put us behind the engines.
Air China
7.3
Good
144 reviews
Asiana Airlines
8.1
Very Good
507 reviews
Check prices

Comfort

8.0

Entertainment

7.6

Overall

8.1

Crew

8.5

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

MNL - ICN

Our seats got changed due to an aircraft change which resulted in us loosing our window seat and put us behind the engines.
China Eastern
7.2
Good
200 reviews
Asiana Airlines
8.1
Very Good
507 reviews
Check prices

Comfort

8.0

Entertainment

7.6

Overall

8.1

Crew

8.5

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

MNL - ICN

Our seats got changed due to an aircraft change which resulted in us loosing our window seat and put us behind the engines.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Kansai Intl. 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 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 30h 45m. Fly via Etihad Airways or China Eastern 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 £437, 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 44% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for China Eastern. According to our data, you can fly for as low as £282. Users have also found prices from £314 and £489 on Air China and Etihad Airways, respectively.

  • 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 £417). Flying from London Heathrow Airport to Osaka Kansai Intl Airport in August is currently the most expensive (average of £795). 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

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Top 10 airlines flying from Heathrow to Kansai Intl

Discover the top 10 airlines that operate flights from Heathrow to Kansai Intl. 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 1 April 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£437Average£539FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£444Average£662FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£485Average£645FlexibilityNo cancel feeOn-time67%
Search Air China flights
Cathay PacificCheapest£708Average£850FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Asiana AirlinesCheapest£766Average£1,044FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
KLMCheapest£797Average£1,171FlexibilityNo cancel feeOn-time75%
Search KLM flights
Japan AirlinesCheapest£842Average£1,077FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Etihad AirwaysCheapest£887Average£1,193FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
FinnairCheapest£895Average£1,243FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Thai AirwaysCheapest£1,016Average£1,154FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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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.

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