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Cheap flights from Southampton to San José from £738

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — SJO
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Southampton to San José

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to San José (SJO). 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 16 September 2025.

Round-trip from

£738

Popular in

December

Cheapest in

October

Average price

£606
KLM
  • KLM
  • 7/12-21/12
  • 3 total stops
  • 59h 25m total
  • Southampton to San José
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Southampton to San José

Cheapest flights from Southampton to San José
Explore the most affordable flight options available from Southampton to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Sun 7/1218:05SOU - SJO
2 stops29h 45mKLM
Sun 21/1220:30SJO - SOU
1 stop29h 40mKLM
Deal found 14/9£738
Thu 25/909:20SOU - SJO
2 stops33h 48mKLM
Mon 29/913:35SJO - SOU
2 stops36h 10mKLM
Deal found 13/9£782
Sun 7/1209:30SOU - SJO
1 stop14h 55mKLM
Mon 22/1220:30SJO - SOU
1 stop29h 40mKLM
Deal found 16/9£843

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to San José 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 16 September 2025.
Use the filters below to find and compare flights from Southampton to San José that are best for you.

Fly from

Southampton

Fly to

San José

Route

Depart

Return

Price

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 7/12

18:05-17:50

2 stops29h 45m

San José Juan Santamaria Intl

Sun 21/12

20:30-08:10

1 stop29h 40m

£738

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 7/12

09:30-18:25

1 stop14h 55m

San José Juan Santamaria Intl

Mon 22/12

20:30-08:10

1 stop29h 40m

£843

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sat 11/10

09:20-11:58

2 stops57h 38m

£5,342

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Fri 17/10

09:20-11:58

2 stops57h 38m

£5,342

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Mon 13/10

17:35-11:58

2 stops49h 23m

£5,342

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Wed 15/10

09:20-11:58

2 stops57h 38m

£5,342

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Thu 16/10

09:20-11:58

2 stops33h 38m

£5,342

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 12/10

09:20-11:58

2 stops33h 38m

£5,342

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Tue 14/10

17:35-11:58

2 stops49h 23m

£5,342

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight from Southampton to San José

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

What is the cheapest month to book a flight from Southampton to San José, San José Province?

Currently, October is the cheapest month in which you can book a flight from Southampton to San José, San José Province (average of £769). Flying from Southampton to San José, San José Province in December is currently the most expensive (average of £1,101). 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 San José. 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 Southampton to San José, San José Province?

    A quick flight from Southampton to San José, San José Province can take about 29h 45m. KLM provides one of the quickest options available for as low as £738. There are 5369 mi between Southampton and San José, San José Province.

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

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

  • How can I find direct flights from Southampton to San José?

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

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

    Yes. Cheapflights offers flight deals from Southampton to San José 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 San José, San José Province?

    Currently, October is the cheapest month in which you can book a flight from Southampton to San José, San José Province (average of £769). Flying from Southampton to San José, San José Province in December is currently the most expensive (average of £1,101). 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

Travelling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Jacó
Manuel Antonio

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How does Cheapflights help users find flights from Southampton to San José?

Cheapflights makes it easy to find Southampton to San José flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Southampton to San José?

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 San José from Southampton.

Can Cheapflights find flights from Southampton to San José with no change fees?

Need flexible booking options for your flight to San José from Southampton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Southampton to San José become cheaper?

Yes! Start tracking prices for Southampton to San José 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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