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Cheap flights from Osaka Kansai Intl Airport to London from $439

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Osaka Kansai Intl Airport to London departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Osaka Kansai Intl Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
China Southern Logo
4:00 pm - 7:20 pmKIX  Osaka Kansai Intl-LHR London Heathrow
35h 20m1 stop Guangzhou Baiyun
China Southern Logo
10:10 pm - 2:10 pmLHR  London Heathrow-KIX Osaka Kansai Intl
32h 00m1 stop Guangzhou Baiyun
$913China Southern
Thu, Sep 3 - Sun, Sep 13
Multiple Airlines Logo
4:00 pm - 8:00 pmKIX  Osaka Kansai Intl-LHR London Heathrow
36h 00m2 stops Jinan Shenzhen
Multiple Airlines Logo
9:10 pm - 12:10 pmLHR  London Heathrow-KIX Osaka Kansai Intl
30h 00m2 stops Shenzhen Wuxi
$974Multiple Airlines
Tue, Oct 20 - Mon, Oct 26
Multiple Airlines Logo
4:00 pm - 8:00 pmKIX  Osaka Kansai Intl-LHR London Heathrow
36h 00m2 stops Jinan Shenzhen
Multiple Airlines Logo
9:10 pm - 12:10 pmLHR  London Heathrow-KIX Osaka Kansai Intl
30h 00m2 stops Shenzhen Wuxi
$976Multiple Airlines
Tue, Oct 20 - Mon, Oct 26
Multiple Airlines Logo
7:40 pm - 7:20 pmKIX  Osaka Kansai Intl-LHR London Heathrow
31h 40m2 stops Incheon Intl Guangzhou Baiyun
Multiple Airlines Logo
10:05 pm - 2:15 pmLHR  London Heathrow-KIX Osaka Kansai Intl
32h 10m1 stop Shenzhen
$979Multiple Airlines
Wed, Sep 2 - Fri, Sep 18
Multiple Airlines Logo
4:00 pm - 7:20 pmKIX  Osaka Kansai Intl-LHR London Heathrow
35h 20m1 stop Guangzhou Baiyun
Multiple Airlines Logo
10:05 pm - 2:15 pmLHR  London Heathrow-KIX Osaka Kansai Intl
32h 10m1 stop Shenzhen
$983Multiple Airlines
Thu, Sep 3 - Wed, Sep 16
Multiple Airlines Logo
4:00 pm - 7:20 pmKIX  Osaka Kansai Intl-LHR London Heathrow
35h 20m1 stop Guangzhou Baiyun
Multiple Airlines Logo
12:35 pm - 4:30 pmLHR  London Heathrow-KIX Osaka Kansai Intl
19h 55m2 stops Xiamen Gaoqi Intl Incheon Intl
$1,021Multiple Airlines
Thu, Sep 3 - Sun, Sep 13
Multiple Airlines Logo
2:00 pm - 5:40 pmKIX  Osaka Kansai Intl-LHR London Heathrow
35h 40m1 stop Beijing Capital
Multiple Airlines Logo
9:10 pm - 2:00 pmLHR  London Heathrow-KIX Osaka Kansai Intl
31h 50m1 stop Shenzhen
$1,030Multiple Airlines
Tue, Oct 20 - Mon, Oct 26
Multiple Airlines Logo
8:55 pm - 7:20 pmKIX  Osaka Kansai Intl-LHR London Heathrow
30h 25m2 stops Incheon Intl Guangzhou Baiyun
Multiple Airlines Logo
9:20 pm - 9:00 pmLHR  London Heathrow-KIX Osaka Kansai Intl
15h 40m1 stop Shanghai Pu Dong
$1,049Multiple Airlines
Thu, Sep 3 - Wed, Sep 16
Cathay Pacific Logo
6:05 pm - 5:20 pmKIX  Osaka Kansai Intl-LHR London Heathrow
32h 15m1 stop Hong Kong Intl
Cathay Pacific Logo
10:05 pm - 3:15 pmLHR  London Heathrow-KIX Osaka Kansai Intl
32h 10m1 stop Hong Kong Intl
$1,290Cathay Pacific
Fri, Dec 25 - Thu, Jan 7
Cathay Pacific Logo
10:00 am - 5:20 pmKIX  Osaka Kansai Intl-LHR London Heathrow
40h 20m1 stop Hong Kong Intl
Cathay Pacific Logo
10:05 pm - 5:40 pmLHR  London Heathrow-KIX Osaka Kansai Intl
34h 35m1 stop Hong Kong Intl
$1,290Cathay Pacific
Fri, Dec 25 - Wed, Jan 6

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Shenzhen Airlines flights from Osaka Kansai Intl Airport to London Heathrow Airport

Our best Shenzhen Airlines deals on Osaka Kansai Intl Airport to London Heathrow Airport flight tickets
Shenzhen Airlines
Sep 3
KIX3:15 pmOsaka Kansai Intl
36h 45m
1 stop
LHR8:00 pmLondon Heathrow
Sep 11
LHR10:05 pmLondon Heathrow
54h 05m
2 stops
KIX12:10 pmOsaka Kansai Intl
$1,078
Shenzhen Airlines
Sep 2
KIX1:10 pmOsaka Kansai Intl
62h 50m
2 stops
LHR8:00 pmLondon Heathrow
Sep 11
LHR10:05 pmLondon Heathrow
54h 05m
2 stops
KIX12:10 pmOsaka Kansai Intl
$1,151
Shenzhen Airlines
Dec 23
KIX1:10 pmOsaka Kansai Intl
63h 00m
2 stops
LHR7:10 pmLondon Heathrow
Jan 4
LHR9:10 pmLondon Heathrow
30h 00m
2 stops
KIX12:10 pmOsaka Kansai Intl
$1,155

China Eastern flights from Osaka Kansai Intl Airport to London Heathrow Airport

Our best China Eastern deals on Osaka Kansai Intl Airport to London Heathrow Airport flight tickets
China Eastern
Nov 25
KIX9:20 amOsaka Kansai Intl
17h 10m
1 stop
LHR5:30 pmLondon Heathrow
Nov 29
LHR9:00 pmLondon Heathrow
15h 00m
1 stop
KIX9:00 pmOsaka Kansai Intl
$1,107
China Eastern
Nov 25
KIX9:20 amOsaka Kansai Intl
17h 10m
1 stop
LHR5:30 pmLondon Heathrow
Nov 29
LHR9:00 pmLondon Heathrow
15h 00m
1 stop
KIX9:00 pmOsaka Kansai Intl
$1,109
China Eastern
Sep 2
KIX9:30 amOsaka Kansai Intl
17h 10m
1 stop
LHR6:40 pmLondon Heathrow
Sep 18
LHR9:20 pmLondon Heathrow
30h 50m
1 stop
KIX12:10 pmOsaka Kansai Intl
$1,118

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Kansai Intl Airport to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated August 10, 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 round-trip

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 9/3

4:00 pm-7:20 pm

1 stop35h 20m

London Heathrow

Sun 9/13

10:10 pm-2:10 pm

1 stop32h 00m

$913

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Tue 10/20

4:00 pm-8:00 pm

2 stops36h 00m

London Heathrow

Mon 10/26

9:10 pm-12:10 pm

2 stops30h 00m

$974

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Tue 10/20

4:00 pm-8:00 pm

2 stops36h 00m

London Heathrow

Mon 10/26

9:10 pm-12:10 pm

2 stops30h 00m

$976

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Wed 9/2

7:40 pm-7:20 pm

2 stops31h 40m

London Heathrow

Fri 9/18

10:05 pm-2:15 pm

1 stop32h 10m

$979

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 9/3

4:00 pm-7:20 pm

1 stop35h 20m

London Heathrow

Wed 9/16

10:05 pm-2:15 pm

1 stop32h 10m

$983

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 9/3

4:00 pm-7:20 pm

1 stop35h 20m

London Heathrow

Sun 9/13

12:35 pm-4:30 pm

2 stops19h 55m

$1,021

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Tue 10/20

2:00 pm-5:40 pm

1 stop35h 40m

London Heathrow

Mon 10/26

9:10 pm-2:00 pm

1 stop31h 50m

$1,030
Quickest round-trip

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 9/3

8:55 pm-7:20 pm

2 stops30h 25m

London Heathrow

Wed 9/16

9:20 pm-9:00 pm

1 stop15h 40m

$1,049

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Fri 12/25

6:05 pm-5:20 pm

1 stop32h 15m

London Heathrow

Thu 1/7

10:05 pm-3:15 pm

1 stop32h 10m

$1,290

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Fri 12/25

10:00 am-5:20 pm

1 stop40h 20m

London Heathrow

Wed 1/6

10:05 pm-5:40 pm

1 stop34h 35m

$1,290

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Osaka Kansai Intl Airport to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

The month of November is, on average, the cheapest month to fly to London Heathrow Airport from Osaka Kansai Intl Airport, with most prices found around $0. If you’re not able to fly to London Heathrow Airport in November, then July is your next best option. Flight prices from Osaka Kansai Intl Airport to London Heathrow Airport during July average around $966.

Can stopping save me money on Osaka Kansai Intl Airport to London Heathrow Airport flights?

You could potentially save up to 63% on your flight if you consider stops on a Osaka Kansai Intl Airport to London Heathrow Airport flight.

How have Osaka Kansai Intl Airport to London Heathrow Airport flight prices changed over time?

As of August 2026, prices for Osaka Kansai Intl Airport to London Heathrow Airport flights are approximately 13% more expensive when compared to flights at the same time last year.

When to book flights from Osaka Kansai Intl Airport to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Osaka Kansai Intl Airport to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Osaka Kansai Intl Airport to London Heathrow Airport (KIX to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Osaka Kansai Intl Airport to London Heathrow Airport

Fastest flight time

35h 20m

Direct flights

None
The fastest flight from Osaka Kansai Intl Airport to London Heathrow Airport takes 35h 20m
There are no direct flights from Osaka Kansai Intl Airport to London Heathrow Airport. There are no popular flight routes from Osaka Kansai Intl Airport to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Osaka Kansai Intl Airport to London Heathrow Airport

  • How far is Osaka Kansai Intl to London Heathrow by plane?

    London Heathrow is 5918.2 mi away from Osaka Kansai Intl. A reasonable flight in good conditions will take 35h 20m.

  • When did momondo last update prices for flights from Osaka Kansai Intl Airport to London Heathrow Airport?

    Prices for flights from Osaka Kansai Intl Airport to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Osaka Kansai Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from Osaka Kansai Intl Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Osaka Kansai Intl Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Osaka Kansai Intl Airport to London Heathrow Airport?

Best airlines flying from Osaka Kansai Intl Airport to London Heathrow Airport

Compare and see reviews for airlines that fly from Osaka Kansai Intl Airport to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $1,116Free CancellationRating
7.5
1,445 reviews
Search Cathay Pacific flights

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Osaka to London for you.

Can I find flights from Osaka to London with flexible booking policies on momondo?

Flights from Osaka to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Osaka to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Osaka.

I’m not ready to book a flight from Osaka to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Osaka. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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