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Cheap flights from Southampton to Osaka Kansai Intl Airport from £816

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — KIX
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Kansai Intl

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Kansai Intl
Explore the most affordable flight options available from Southampton to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2026.

Sat 7/317:15
SOU
-
KIX
2 stops34h 20m
Multiple Airlines
Sat 14/314:35
KIX
-
SOU
2 stops36h 10m
Multiple Airlines
Deal found 21/1£816
Fri 6/308:50
SOU
-
KIX
2 stops27h 10m
Multiple Airlines
Fri 13/309:20
KIX
-
SOU
2 stops32h 30m
Multiple Airlines
Deal found 20/1£967
Fri 6/317:35
SOU
-
KIX
1 stop32h 45m
KLM
Fri 13/312:45
KIX
-
SOU
2 stops37h 15m
KLM
Deal found 20/1£1,385
Sun 19/409:10
SOU
-
KIX
2 stops24h 15m
Qatar Airways
Tue 5/518:55
KIX
-
SOU
2 stops32h 35m
Qatar Airways
Deal found 21/1£1,729
Sat 18/409:10
SOU
-
KIX
2 stops48h 15m
Qatar Airways
Tue 5/518:55
KIX
-
SOU
2 stops32h 35m
Qatar Airways
Deal found 21/1£1,731
Fri 17/420:00
SOU
-
KIX
2 stops61h 25m
Qatar Airways
Tue 5/518:55
KIX
-
SOU
2 stops32h 35m
Qatar Airways
Deal found 21/1£1,738
Mon 20/420:00
SOU
-
KIX
2 stops37h 25m
Qatar Airways
Tue 5/518:55
KIX
-
SOU
2 stops32h 35m
Qatar Airways
Deal found 21/1£1,741

Find flight deals from Southampton to Kansai Intl

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) 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 22 January 2026.

Round-trip from

£816

Popular in

July

Cheapest in

January

Average price

£485
7/3-14/3
  • 7/3-14/3
  • 4 total stops
  • 70h 30m total
  • Southampton to Osaka
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£96 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Kansai Intl 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, Cheapflights users made 858,174 searches. Data last updated 22 January 2026.
Use the filters below to find and compare flights from Southampton to Osaka Kansai Intl Airport that are best for you.

Fly from

Southampton

Fly to

Kansai Intl

Route

Depart

Return

Price

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sat 7/3

17:15-12:35

2 stops34h 20m

Osaka Kansai Intl

Sat 14/3

14:35-17:45

2 stops36h 10m

£816

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Fri 6/3

08:50-21:00

2 stops27h 10m

Osaka Kansai Intl

Fri 13/3

09:20-08:50

2 stops32h 30m

£967

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Fri 6/3

17:35-11:20

1 stop32h 45m

Osaka Kansai Intl

Fri 13/3

12:45-17:00

2 stops37h 15m

£1,385

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sun 19/4

09:10-17:25

2 stops24h 15m

Osaka Kansai Intl

Tue 5/5

18:55-19:30

2 stops32h 35m

£1,729

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Mon 20/4

20:00-17:25

2 stops37h 25m

Osaka Kansai Intl

Tue 5/5

18:55-19:30

2 stops32h 35m

£1,741

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Tue 21/4

09:10-17:25

2 stops24h 15m

Osaka Kansai Intl

Tue 5/5

18:55-19:30

2 stops32h 35m

£1,741

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Wed 15/4

20:00-17:25

2 stops61h 25m

Osaka Kansai Intl

Tue 5/5

18:55-19:30

2 stops32h 35m

£1,765

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sun 19/4

09:10-17:25

2 stops24h 15m

Osaka Kansai Intl

Sun 3/5

18:55-19:30

2 stops32h 35m

£1,814

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Best time to book a flight from Southampton to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Southampton 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 Southampton to Osaka Kansai Intl Airport

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

Currently, March is the cheapest month in which you can book a flight from Southampton to Osaka Kansai Intl Airport (average of £307). Flying from Southampton to Osaka Kansai Intl Airport in July is currently the most expensive (average of £741). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Kansai Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Southampton to Osaka Kansai Intl?

    Located just 3.5 mi from the city center, Southampton Eastleigh is the airport most travelers will use when flying to Osaka Kansai Intl from Southampton. Booking flights from Eastleigh (SOU) to Osaka Kansai Intl should be relatively easy as there are 0 daily outbound flights to Osaka Kansai Intl from 0 different airlines.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Southampton to Osaka Kansai Intl Airport (average of £307). Flying from Southampton to Osaka Kansai Intl Airport in July is currently the most expensive (average of £741). 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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How does Cheapflights help users find flights from Southampton to Kansai Intl?

When you search for this flight from Southampton 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 Southampton to Kansai Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Kansai Intl from Southampton.

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

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

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

Yes! Start tracking prices for Southampton 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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