Cheap flights from San José to London from £3,472

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from San José to London departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
13:25 - 16:50
SJO
-
SOU
20h 25m2 stops
Delta Logo
17:20 - 12:00
SOU
-
SJO
49h 40m2 stops
£3,472Delta
Wed, 10 Jun - Fri, 26 Jun

KLM flights from San José to Southampton

Our best KLM deals on San José to Southampton flight tickets
KLM
22 Dec
SJO20:30San José Juan Santamaria Intl
29h 40m
1 stop
SOU08:10Southampton Eastleigh
26 Jan
SOU09:25Southampton Eastleigh
18h 50m
2 stops
SJO22:15San José Juan Santamaria Intl
KLM
22 Dec
SJO20:30San José Juan Santamaria Intl
29h 40m
1 stop
SOU08:10Southampton Eastleigh
26 Jan
SOU09:25Southampton Eastleigh
18h 50m
2 stops
SJO22:15San José Juan Santamaria Intl
KLM
22 Dec
SJO17:15San José Juan Santamaria Intl
17h 45m
2 stops
SOU17:00Southampton Eastleigh
26 Jan
SOU09:25Southampton Eastleigh
18h 50m
2 stops
SJO22:15San José Juan Santamaria Intl

momondo Fare Finder

 
Customise your flight search to find flights from San José to Southampton 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 18 December 2025.
Use the filters below to find and compare flights from San José to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséSouthampton

SJO - SOU

SJOSOU

San José Juan Santamaria Intl

Wed 10/6

13:25-16:50

2 stops20h 25m

Southampton Eastleigh

Fri 26/6

17:20-12:00

2 stops49h 40m

£3,472

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to London from

How to get the cheapest flight ticket from San José to Southampton

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

Which airlines fly to Southampton?

British Airways, KLM and Air France are the top three most popular airlines that fly to Southampton from San José according to our data. British Airways is the first choice among our users, with 27% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 4 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

When to book flights from San José to Southampton

Are you open to changing your travel dates? Check out the ideal times to fly from San José to Southampton according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San José to Southampton (SJO to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San José to Southampton

Fastest flight time

19h 20m

Direct flights

None
The fastest flight from San José to Southampton takes 19h 20m
There are no direct flights from San José to Southampton. There are no popular flight routes from San José to Southampton.
  • How far is San José Juan Santamaria Intl to Southampton Eastleigh by plane?

    The distance between San José Juan Santamaria Intl and Southampton Eastleigh is about 5365.5 mi. Flights usually cover this in 19h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to Southampton Eastleigh Airport?

    Prices for flights from San José Juan Santamaria Intl Airport to Southampton Eastleigh Airport were last updated today.

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to Southampton Eastleigh Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San José Juan Santamaria Intl Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents you'll need for your trip to Southampton Eastleigh Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southampton Eastleigh Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

Why should I use momondo to find a flight deal from San José to Southampton?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San José to Southampton for you.

Can I find flights from San José to Southampton with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Southampton from San José with this policy.

How can momondo help me find flights from San José to Southampton?

Once you have performed a search for San José to Southampton flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for San José to Southampton 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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1 adult
Sat 17/1
Sat 24/1

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