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Cheap flights from Portsmouth to Osaka Kansai Intl Airport from £928

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KIX
8 Jun — 15 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Kansai Intl

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Kansai Intl
Explore the most affordable flight options available from Portsmouth to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 May 2026.

Sat 6/606:45
SOU
-
KIX
2 stops22h 00m
Multiple Airlines
Fri 12/614:20
KIX
-
SOU
2 stops29h 40m
Multiple Airlines
Deal found 8/5£928
Mon 15/609:20
SOU
-
KIX
2 stops24h 05m
Qatar Airways
Tue 23/618:55
KIX
-
SOU
2 stops32h 35m
Qatar Airways
Deal found 6/5£1,036
Mon 11/509:05
SOU
-
KIX
1 stop17h 10m
KLM
Mon 18/511:25
KIX
-
SOU
2 stops53h 10m
KLM
Deal found 6/5£1,043
Sun 14/620:00
SOU
-
KIX
2 stops37h 25m
Qatar Airways
Tue 23/618:55
KIX
-
SOU
2 stops32h 35m
Qatar Airways
Deal found 6/5£1,048
Thu 18/609:20
SOU
-
KIX
2 stops24h 05m
Multiple Airlines
Thu 25/618:55
KIX
-
SOU
2 stops32h 30m
Multiple Airlines
Deal found 4/5£1,125
Mon 11/517:20
SOU
-
KIX
3 stops35h 25m
Multiple Airlines
Mon 18/514:20
KIX
-
SOU
3 stops34h 30m
Multiple Airlines
Deal found 6/5£1,247

Find flight deals from Portsmouth to Kansai Intl

Keep the following information in mind while searching for Portsmouth to Kansai Intl flight deals. Data was last updated 9 May 2026.

Round-trip from

£928

Popular in

July

Cheapest in

January

Average price

£529
6/6-12/6
  • 6/6-12/6
  • 4 total stops
  • 51h 40m total
  • Portsmouth 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. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth 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 9 May 2026.
Use the filters below to find and compare flights from Portsmouth to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Mon 15/6

09:20-17:25

2 stops24h 05m

Osaka Kansai Intl

Tue 23/6

18:55-19:30

2 stops32h 35m

£1,036

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sun 14/6

20:00-17:25

2 stops37h 25m

Osaka Kansai Intl

Tue 23/6

18:55-19:30

2 stops32h 35m

£1,048

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Fri 19/6

20:00-17:25

2 stops37h 25m

Osaka Kansai Intl

Fri 10/7

18:55-19:30

2 stops32h 35m

£1,116
Fastest return journey

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Thu 18/6

09:20-17:25

2 stops24h 05m

Osaka Kansai Intl

Thu 25/6

18:55-19:25

2 stops32h 30m

£1,125

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sat 6/6

09:20-15:10

3 stops45h 50m

Osaka Kansai Intl

Fri 12/6

09:40-19:30

3 stops41h 50m

£1,408

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Mon 15/6

09:20-17:25

2 stops24h 05m

Osaka Kansai Intl

Thu 25/6

18:55-19:30

2 stops32h 35m

£1,443

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sun 14/6

20:00-17:25

2 stops37h 25m

Osaka Kansai Intl

Thu 25/6

18:55-19:30

2 stops32h 35m

£1,455

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Thu 25/6

08:55-17:25

2 stops24h 30m

Osaka Kansai Intl

Sat 27/6

14:50-19:30

3 stops36h 40m

£1,479

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Tue 7/7

20:00-17:25

2 stops37h 25m

Osaka Kansai Intl

Sun 9/8

18:55-19:30

2 stops32h 35m

£1,547
Cheapest one-way
Fastest single journey

SouthamptonOsaka

SOU - KIX

SOUKIX

Southampton Eastleigh

Sun 16/8

09:20-17:25

2 stops24h 05m

£1,239

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Sorted by cheapest first

Best time to book a flight from Portsmouth to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Portsmouth 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 Portsmouth to Osaka Kansai Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth 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 Portsmouth to Osaka Kansai Intl Airport?

    Qatar Airways can get you from Portsmouth to Osaka Kansai Intl Airport in just under 24h 05m. Your travel time can differ by up to . The distance between Portsmouth and Osaka Kansai Intl Airport is about 5970 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Portsmouth to Kansai Intl

Discover the top 9 airlines that operate flights from Portsmouth 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 9 May 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£393Average£639FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£424Average£574FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£452Average£737FlexibilityNo cancel feeOn-time67%
Search Air China flights
Cathay PacificCheapest£712Average£852FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Asiana AirlinesCheapest£744Average£1,014FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
KLMCheapest£775Average£1,217FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£836Average£1,159FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Thai AirwaysCheapest£1,004Average£1,123FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
EmiratesCheapest£1,007Average£1,097FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to Kansai Intl?

Deals for Portsmouth to Kansai Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth 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 Portsmouth.

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

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

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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