Find flights
When to book
FAQs

Cheap flights from Southampton to Costa Rica from £646

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
4 Sep — 11 Sep1
1 adult

Cheap flight deals from Southampton to Costa Rica

Keep the following information in mind while searching for Southampton to Costa Rica flight deals. Data was last updated 30 August 2025.

Round-trip from

£646

Popular in

December

Cheapest in

October

Average price

£711
KLM
  • KLM
  • 7/12-21/12
  • 2 total stops
  • 60h 00m total
  • Southampton to Costa Rica
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 August 2025
Search Deals

Find flight deals from Southampton to Costa Rica

Cheapest flights from Southampton to Costa Rica
Explore the most affordable flight options available from Southampton to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 August 2025.

Sun 7/1218:05SOU - SJO
1 stop30h 20mKLM
Sun 21/1220:30SJO - SOU
1 stop29h 40mKLM
Deal found 28/8£646
Thu 25/917:35SOU - SJO
2 stops30h 35mKLM
Mon 29/919:25SJO - SOU
2 stops30h 20mKLM
Deal found 29/8£795
Thu 25/917:35SOU - LIR
2 stops49h 25mKLM
Mon 29/913:25LIR - SOU
2 stops36h 20mKLM
Deal found 28/8£858

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 30 August 2025.
Use the filters below to find and compare flights from Southampton to Costa Rica that are best for you.

Fly from

Southampton

Fly to

Costa Rica

Route

Depart

Return

Price

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 7/12

18:05-18:25

1 stop30h 20m

San José Juan Santamaria Intl

Sun 21/12

20:30-08:10

1 stop29h 40m

£646

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Thu 25/9

17:35-17:10

2 stops30h 35m

San José Juan Santamaria Intl

Mon 29/9

19:25-08:45

2 stops30h 20m

£795

SouthamptonLiberia

SOU - LIR

SOULIR

Southampton Eastleigh

Thu 25/9

17:35-12:00

2 stops49h 25m

Liberia

Mon 29/9

13:25-08:45

2 stops36h 20m

£858

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Wed 3/12

08:40-12:52

2 stops34h 12m

£1,500

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sat 6/12

17:30-12:52

2 stops49h 22m

£1,500

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Thu 4/12

08:50-12:52

2 stops34h 02m

£1,500

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Fri 5/12

08:40-12:52

2 stops34h 12m

£1,500

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Tue 2/12

08:40-12:52

2 stops58h 12m

£1,500

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Mon 8/12

18:05-12:52

2 stops48h 47m

£1,500

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

Sun 7/12

18:05-22:15

2 stops34h 10m

£1,500

Flights are sorted by cheapest return flights first.

Deals found on 29/8

Best time to book a flight from Southampton to Costa Rica

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

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

Currently, October is the cheapest month in which you can book a flight from Southampton to Costa Rica (average of £769). Flying from Southampton to Costa Rica 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 Costa Rica. 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 Costa Rica?

    For a flight from Southampton to Costa Rica, you will be flying from Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city.

  • How long is the flight from Southampton to Costa Rica?

    For as low as £646, KLM can have you in Costa Rica from Southampton in 30h 20m. The distance between Southampton and Costa Rica is about 5369 mi.

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

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

  • How can I find direct flights from Southampton to Costa Rica?

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

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

    Yes. Cheapflights offers flight deals from Southampton to Costa Rica 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 Costa Rica?

    Currently, October is the cheapest month in which you can book a flight from Southampton to Costa Rica (average of £769). Flying from Southampton to Costa Rica 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southampton to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to San José flights
Gatwick to San José flights
London City to San José flights
Heathrow to Panama City flights
Gatwick to Panama City flights
Heathrow to Guatemala City flights
London City to Panama City flights
Gatwick to Guatemala City flights
London City to Guatemala City flights
Heathrow to Philip S.W.Goldson flights
Stansted to Panama City flights
Manchester to San José flights
Stansted to San José flights
Heathrow to Liberia flights
Heathrow to San Salvador flights
Luton to San José flights
Heathrow to Managua flights
Luton to Panama City flights
Gatwick to Managua flights
Gatwick to Philip S.W.Goldson flights
London City to Managua flights
Edinburgh to San José flights
Manchester to Panama City flights
Manchester to Guatemala City flights
Gatwick to Liberia flights
London City to Liberia flights
London City to San Salvador flights
Gatwick to San Salvador flights
Manchester to Philip S.W.Goldson flights
Edinburgh to Guatemala City flights
Birmingham to Guatemala City flights
Birmingham to San José flights
Heathrow to Coxen Hole flights
Birmingham to Philip S.W.Goldson flights
Southampton to San José flights
Stansted to Guatemala City flights
Newcastle upon Tyne to Panama City flights
Manchester to Liberia flights
Birmingham to Panama City flights
Heathrow to San Pedro Sula flights
Edinburgh to Liberia flights
Southampton to San Salvador flights
Manchester to San Salvador flights
Edinburgh to Panama City flights
Gatwick to San Pedro Sula flights
Southampton to Liberia flights
Edinburgh to Philip S.W.Goldson flights
Newcastle upon Tyne to San José flights
London City to San Pedro Sula flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southampton to Costa Rica?

Cheapflights helps you search for flights from Southampton to Costa Rica via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Costa Rica?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southampton to Costa Rica for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Southampton to Costa Rica with no change fees?

Yes! Cheapflights helps users easily find flights from Southampton to Costa Rica with no change fees.

Can Cheapflights notify me if prices for flights from Southampton to Costa Rica 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.