Cheap flights from Southampton to Osaka from £919

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — OSA
3 Sep — 10 Sep1
1 adult

Cheap flight deals from Southampton to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Osaka (OSA). 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 29 August 2025.

Round-trip from

£1,147

One-way from

£919

Popular in

July

Cheapest in

November

Average price

£828
11/10-18/10
  • 11/10-18/10
  • 5 total stops
  • 61h 20m total
  • Southampton to Osaka
14/12
  • 14/12
  • 2 total stops
  • 21h 40m total
  • Southampton to Osaka
Highest demand for flights based on searches. 15% potential increase in price (£90 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Southampton to Osaka

Cheapest flights from Southampton to Osaka
Explore the most affordable flight options available from Southampton to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Sat 11/1016:25SOU - KIX
3 stops35h 15mMultiple Airlines
Sat 18/1014:40KIX - SOU
2 stops26h 05mMultiple Airlines
Deal found 27/8£1,147
Sat 11/1018:05SOU - KIX
1 stop32h 15mKLM
Sat 18/1012:00KIX - SOU
1 stop28h 45mKLM
Deal found 27/8£1,179
Thu 6/1108:40SOU - KIX
2 stops22h 45mMultiple Airlines
Sat 22/1109:55KIX - SOU
3 stops38h 40mMultiple Airlines
Deal found 28/8£1,428
Sun 31/809:10SOU - KIX
2 stops24h 15mQatar Airways
Tue 9/918:55KIX - SOU
2 stops32h 35mQatar Airways
Deal found 27/8£1,463
Tue 9/909:10SOU - KIX
2 stops48h 15mQatar Airways
Mon 15/918:55KIX - SOU
2 stops32h 35mQatar Airways
Deal found 28/8£1,523
Sat 6/909:40SOU - KIX
2 stops47h 45mQatar Airways
Mon 15/918:55KIX - SOU
2 stops32h 35mQatar Airways
Deal found 28/8£1,548
Thu 4/909:40SOU - KIX
2 stops23h 45mQatar Airways
Mon 15/918:55KIX - SOU
2 stops32h 35mQatar Airways
Deal found 28/8£1,565
Fri 5/909:40SOU - KIX
2 stops47h 45mQatar Airways
Mon 15/918:55KIX - SOU
2 stops32h 35mQatar Airways
Deal found 28/8£1,597
Mon 8/909:40SOU - KIX
2 stops23h 45mQatar Airways
Mon 15/918:55KIX - SOU
2 stops32h 35mQatar Airways
Deal found 28/8£1,625

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Osaka 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 29 August 2025.
Use the filters below to find and compare flights from Southampton to Osaka that are best for you.

Fly from

Southampton

Fly to

Osaka

Route

Depart

Return

Price

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sat 11/10

16:25-11:40

3 stops35h 15m

Osaka Kansai Intl

Sat 18/10

14:40-08:45

2 stops26h 05m

£1,147

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sat 11/10

18:05-10:20

1 stop32h 15m

Osaka Kansai Intl

Sat 18/10

12:00-08:45

1 stop28h 45m

£1,179

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Thu 6/11

08:40-16:25

2 stops22h 45m

Osaka Kansai Intl

Sat 22/11

09:55-15:35

3 stops38h 40m

£1,428

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Tue 9/9

09:10-17:25

2 stops48h 15m

Osaka Kansai Intl

Mon 15/9

18:55-19:30

2 stops32h 35m

£1,523

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sun 7/9

09:10-17:25

2 stops48h 15m

Osaka Kansai Intl

Mon 15/9

18:55-19:30

2 stops32h 35m

£1,548

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Wed 10/9

09:10-17:25

2 stops24h 15m

Osaka Kansai Intl

Mon 15/9

18:55-19:30

2 stops32h 35m

£1,565

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Mon 8/9

09:40-17:25

2 stops23h 45m

Osaka Kansai Intl

Mon 15/9

18:55-19:30

2 stops32h 35m

£1,625

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sun 5/10

09:10-17:25

2 stops24h 15m

Osaka Kansai Intl

Tue 14/10

18:55-19:30

2 stops32h 35m

£1,647

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sat 4/10

09:40-17:25

2 stops23h 45m

Osaka Kansai Intl

Tue 14/10

18:55-19:30

2 stops32h 35m

£1,647

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sun 14/12

09:45-16:25

2 stops21h 40m

£919

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 12 results
1
2

Best time to book a flight from Southampton to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka 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

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

Currently, November is the cheapest month in which you can book a flight from Southampton to Osaka (average of £660). Flying from Southampton to Osaka in July is currently the most expensive (average of £1,386). 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.

Reviews of airlines servicing Osaka

Get insights into the airlines that provide service to Osaka. 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 Osaka. Reviews last updated 29 August 2025.
Get a feel of what it's like to fly with KLM from Southampton to Osaka by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Overall

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Overall

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Osaka. 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?

    Most people fly from Southampton Eastleigh (SOU) if they book a flight from Southampton to Osaka. On average, Eastleigh has 0 outbound flights to Osaka per day from 0 airlines. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

  • How long is the flight from Southampton to Osaka?

    There are many flights that can get you from Southampton to Osaka in 32h 15m. Fly via KLM to get the fastest option. Airlines will cover a distance of 5970 mi.

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

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

  • How can I find direct flights from Southampton to Osaka?

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

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

    Yes. Cheapflights offers flight deals from Southampton to Osaka 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?

    Currently, November is the cheapest month in which you can book a flight from Southampton to Osaka (average of £660). Flying from Southampton to Osaka in July is currently the most expensive (average of £1,386). 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.

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Certainly. Search results for flights to Osaka from Southampton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Not ready to book yet? You can track prices for flights from Southampton to Osaka on Cheapflights with our Price Alert feature and get notified when better prices are available.

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