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Cheap flights from Osaka Kansai Intl Airport to London from £250

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 23/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Osaka Kansai Intl Airport to London

Cheap return flights

Enter your travel dates to find the best prices.
Shenzhen Airlines Logo
13:10 - 19:10
KIX
-
LHR
63h 00m2 stops
Shenzhen Airlines Logo
21:10 - 17:00
LHR
-
KIX
34h 50m2 stops
£447Shenzhen Airlines
Fr, 19 Dez - Mo, 5 Jan
China Southern Logo
16:55 - 14:00
KIX
-
LHR
54h 05m2 stops
China Southern Logo
21:30 - 13:55
LHR
-
KIX
31h 25m1 stop
£469China Southern
Fr, 19 Dez - Di, 6 Jan
Shenzhen Airlines Logo
13:10 - 19:10
KIX
-
LHR
39h 00m2 stops
Shenzhen Airlines Logo
21:10 - 12:10
LHR
-
KIX
30h 00m2 stops
£471Shenzhen Airlines
So, 21 Dez - Mo, 5 Jan
Shenzhen Airlines Logo
13:10 - 19:10
KIX
-
LHR
39h 00m2 stops
Shenzhen Airlines Logo
21:10 - 12:10
LHR
-
KIX
30h 00m2 stops
£483Shenzhen Airlines
Sa, 20 Dez - Mo, 5 Jan
China Southern Logo
15:25 - 17:55
KIX
-
LHR
35h 30m1 stop
China Southern Logo
21:30 - 13:55
LHR
-
KIX
31h 25m1 stop
£486China Southern
Do, 18 Dez - Di, 6 Jan
China Southern Logo
11:55 - 17:55
KIX
-
LHR
39h 00m2 stops
China Southern Logo
21:30 - 13:55
LHR
-
KIX
31h 25m1 stop
£506China Southern
Do, 18 Dez - Mi, 7 Jan
China Southern Logo
16:00 - 17:00
KIX
-
LHR
34h 00m1 stop
China Southern Logo
17:15 - 13:55
LHR
-
KIX
35h 40m2 stops
£513China Southern
So, 18 Jan - So, 25 Jan
China Eastern Logo
19:00 - 17:30
KIX
-
LHR
31h 30m2 stops
China Eastern Logo
21:00 - 12:10
LHR
-
KIX
30h 10m1 stop
£523China Eastern
So, 18 Jan - So, 25 Jan
Multiple Airlines Logo
15:55 - 17:30
KIX
-
LHR
34h 35m2 stops
Multiple Airlines Logo
21:30 - 13:55
LHR
-
KIX
31h 25m1 stop
£524Multiple Airlines
Mi, 21 Jan - Mo, 26 Jan
China Southern Logo
16:00 - 17:00
KIX
-
LHR
34h 00m1 stop
China Southern Logo
22:00 - 15:00
LHR
-
KIX
32h 00m1 stop
£527China Southern
So, 18 Jan - So, 25 Jan

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
7 Mar
KIX17:20Osaka Kansai Intl
34h 50m
1 stop
LHR19:10London Heathrow
13 Mar
LHR21:10London Heathrow
31h 55m
1 stop
KIX14:05Osaka Kansai Intl
£531
Find similar
Shenzhen Airlines
18 Jan
KIX15:05Osaka Kansai Intl
37h 05m
1 stop
LHR19:10London Heathrow
25 Jan
LHR21:10London Heathrow
31h 55m
1 stop
KIX14:05Osaka Kansai Intl
£534
Find similar
Shenzhen Airlines
15 Jan
KIX15:05Osaka Kansai Intl
37h 05m
1 stop
LHR19:10London Heathrow
25 Jan
LHR21:10London Heathrow
31h 55m
1 stop
KIX14:05Osaka Kansai Intl
£539
Find similar

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
18 Jan
KIX19:00Osaka Kansai Intl
31h 30m
2 stops
LHR17:30London Heathrow
25 Jan
LHR21:00London Heathrow
30h 50m
2 stops
KIX12:50Osaka Kansai Intl
£483
Find similar
China Eastern
18 Jan
KIX19:00Osaka Kansai Intl
31h 30m
2 stops
LHR17:30London Heathrow
25 Jan
LHR21:00London Heathrow
30h 10m
1 stop
KIX12:10Osaka Kansai Intl
£523
Find similar
China Eastern
21 Jan
KIX15:55Osaka Kansai Intl
34h 35m
2 stops
LHR17:30London Heathrow
26 Jan
LHR06:20London Heathrow
20h 50m
2 stops
KIX12:10Osaka Kansai Intl
£529
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 5 Dezember 2025.
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

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Fr 19/12

13:10-19:10

2 stops63h 00m

London Heathrow

Mo 5/1

21:10-17:00

2 stops34h 50m

£447

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Fr 19/12

16:55-14:00

2 stops54h 05m

London Heathrow

Di 6/1

21:30-13:55

1 stop31h 25m

£469

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

So 21/12

13:10-19:10

2 stops39h 00m

London Heathrow

Mo 5/1

21:10-12:10

2 stops30h 00m

£471

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Sa 20/12

13:10-19:10

2 stops39h 00m

London Heathrow

Mo 5/1

21:10-12:10

2 stops30h 00m

£483

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Do 18/12

15:25-17:55

1 stop35h 30m

London Heathrow

Di 6/1

21:30-13:55

1 stop31h 25m

£486

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Do 18/12

11:55-17:55

2 stops39h 00m

London Heathrow

Mi 7/1

21:30-13:55

1 stop31h 25m

£506

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

So 18/1

16:00-17:00

1 stop34h 00m

London Heathrow

So 25/1

17:15-13:55

2 stops35h 40m

£513

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

So 18/1

19:00-17:30

2 stops31h 30m

London Heathrow

So 25/1

21:00-12:10

1 stop30h 10m

£523

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Mi 21/1

15:55-17:30

2 stops34h 35m

London Heathrow

Mo 26/1

21:30-13:55

1 stop31h 25m

£524

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

So 18/1

16:00-17:00

1 stop34h 00m

London Heathrow

So 25/1

22:00-15:00

1 stop32h 00m

£527

Flights are sorted by cheapest return 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?

In general, May is the cheapest month to fly from Osaka Kansai Intl Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £650. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Osaka Kansai Intl Airport averaging around £653.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Osaka Kansai Intl Airport is on a Monday. momondo users have found tickets for Monday departures for as low as £805. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £915.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Osaka Kansai Intl Airport to London Heathrow Airport in the morning for as low as £835. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £881 on average. Flights to London Heathrow Airport from Osaka Kansai Intl Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

As of December 2025, prices for Osaka Kansai Intl Airport to London Heathrow Airport flights are approximately 2% cheaper 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 return 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

17h 10m

Direct flights

None
The fastest flight from Osaka Kansai Intl Airport to London Heathrow Airport takes 17h 10m
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

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

    London Heathrow is 5918.2 mi away from Osaka Kansai Intl. Flights usually cover this in 20h 30m, depending on flying conditions and air traffic around both airports.

  • 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 refresh daily.

  • 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?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable 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
Asiana AirlinesPriceFrom £670Free CancellationRating
8.2
490 reviews
Search Asiana Airlines flights
Air ChinaPriceFrom £772Free CancellationRating
7.2
127 reviews
Search Air China flights

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Why use momondo?

Why should I use momondo to find a flight deal from Osaka to London?

It is quick and easy to find Osaka to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

momondo does allow users to show only those flights to London from Osaka which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Osaka and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Osaka to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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