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Cheap flights from Southampton to Costa Rica from £429

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Costa Rica departing on 14/9. 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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Find the cheapest flights from Southampton to Costa Rica

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
17:20 - 16:20
SOU
-
SJO
30h 00m
1 stop
KLM Logo
13:21 - 08:35
SJO
-
SOU
36h 14m
2 stops
£899KLM
Sun, 26 Apr - Sun, 3 May
KLM Logo
17:20 - 17:10
SOU
-
SJO
30h 50m
2 stops
KLM Logo
13:21 - 08:35
SJO
-
SOU
36h 14m
2 stops
£925KLM
Sun, 26 Apr - Sun, 3 May
Multiple Airlines Logo
08:55 - 21:37
SOU
-
SJO
43h 42m
3 stops
Multiple Airlines Logo
13:20 - 08:35
SJO
-
SOU
36h 15m
2 stops
£1,213Multiple Airlines
Sun, 26 Apr - Sun, 3 May
Multiple Airlines Logo
08:55 - 21:37
SOU
-
SJO
43h 42m
3 stops
Multiple Airlines Logo
05:05 - 19:30
SJO
-
SOU
31h 25m
3 stops
£1,332Multiple Airlines
Sun, 26 Apr - Sun, 3 May

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KLM flights from Southampton to Costa Rica

Our best KLM deals on Southampton to Costa Rica flight tickets
KLM
26 Apr
SOU17:20Southampton Eastleigh
30h 00m
1 stop
SJO16:20San José Juan Santamaria Intl
3 May
SJO13:21San José Juan Santamaria Intl
36h 14m
2 stops
SOU08:35Southampton Eastleigh
£899
KLM
26 Apr
SOU17:20Southampton Eastleigh
30h 50m
2 stops
SJO17:10San José Juan Santamaria Intl
3 May
SJO13:21San José Juan Santamaria Intl
36h 14m
2 stops
SOU08:35Southampton Eastleigh
£925

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Costa Rica 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 16 April 2026.
Use the filters below to find and compare flights from Southampton to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 26/4

17:20-16:20

1 stop30h 00m

San José Juan Santamaria Intl

Sun 3/5

13:21-08:35

2 stops36h 14m

£899

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 26/4

17:20-17:10

2 stops30h 50m

San José Juan Santamaria Intl

Sun 3/5

13:21-08:35

2 stops36h 14m

£925

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 26/4

08:55-21:37

3 stops43h 42m

San José Juan Santamaria Intl

Sun 3/5

13:20-08:35

2 stops36h 15m

£1,213

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 26/4

08:55-21:37

3 stops43h 42m

San José Juan Santamaria Intl

Sun 3/5

05:05-19:30

3 stops31h 25m

£1,332
Cheapest one-way

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Mon 14/9

19:20-08:50

3 stops44h 30m

£429

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Mon 14/9

19:20-08:50

3 stops44h 30m

£430

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Tue 15/9

19:30-08:50

3 stops44h 20m

£434
Fastest single journey

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Fri 29/5

17:20-16:20

1 stop30h 00m

£450

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Fri 29/5

17:20-16:20

1 stop30h 00m

£451

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Tue 15/9

18:10-16:50

2 stops53h 40m

£481

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Southampton to Costa Rica

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

What is the cheapest airline that flies from Southampton Eastleigh to Costa Rica?

KLM is the most popular carrier operating from Southampton Eastleigh to Costa Rica

Which airlines fly to Costa Rica?

United Airlines, Lufthansa and Air Canada are the top three most popular airlines that fly to Costa Rica from Southampton according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when travelling to Costa Rica. Keep in mind that there are 12 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

Cheap Southampton to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Costa Rica

Fastest flight time

30h 00m

Direct flights

None
The fastest flight from Southampton to Costa Rica takes 30h 00m
There are no direct flights from Southampton to Costa Rica. There are no popular flight routes from Southampton to Costa Rica.
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Frequently asked questions about flying from Southampton to Costa Rica

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Costa Rica?

    Prices for flights from Southampton Eastleigh Airport to Costa Rica are refreshed on a daily basis.

  • How many operators does momondo search for flights from Southampton Eastleigh Airport to Costa Rica?

  • How old do you have to be to fly from Southampton Eastleigh Airport to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Southampton Eastleigh Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Southampton to Costa Rica

Compare and see reviews for airlines that fly from Southampton to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £682Free CancellationRating
7.8
1,499 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Costa Rica?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Southampton to Costa Rica . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Southampton to Costa Rica with flexible booking policies on momondo?

momondo does allow users to show only those flights to Costa Rica from Southampton which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Southampton to Costa Rica?

Once you have performed a search for Southampton to Costa Rica 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 Southampton to Costa Rica right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Southampton to Costa Rica 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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