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Cheap flights from Southampton to Costa Rica from £671

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — SJO
20 7월 — 27 7월1
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 15 7월 2025.

Round-trip from

£671

Popular in

December

Cheapest in

October

Average price

£757
KLM
  • KLM
  • 25/9-29/9
  • 4 total stops
  • 60h 55m total
  • Southampton to Costa Rica
Highest demand for flights based on searches. 8% potential increase in price (£43 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 15 7월 2025.

목 25/917:35SOU - SJO
2 stops30h 35mKLM
월 29/919:25SJO - SOU
2 stops30h 20mKLM
Deal found 13/7£671
월 8/917:35SOU - SJO
2 stops54h 35mMultiple Airlines
금 19/913:35SJO - SOU
2 stops36h 10mMultiple Airlines
Deal found 14/7£750
목 25/917:35SOU - LIR
2 stops49h 25mKLM
월 29/913:25LIR - SOU
2 stops44h 35mKLM
Deal found 14/7£783

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 15 7월 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

목 25/9

17:35-17:10

2 stops30h 35m

San José Juan Santamaria Intl

월 29/9

19:25-08:45

2 stops30h 20m

£671

SouthamptonSan José

SOU - SJO

SOUSJO

Southampton Eastleigh

월 8/9

17:35-17:10

2 stops54h 35m

San José Juan Santamaria Intl

금 19/9

13:35-08:45

2 stops36h 10m

£750

SouthamptonLiberia

SOU - LIR

SOULIR

Southampton Eastleigh

목 25/9

17:35-12:00

2 stops49h 25m

Liberia

월 29/9

13:25-17:00

2 stops44h 35m

£783

Flights are sorted by cheapest return flights first.

Deals found on 13/7

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.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated 15 7월 2025.
Get a feel of what it's like to fly with KLM from Southampton to Costa Rica by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.

  • 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

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Alternative routes for Southampton to Costa Rica

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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!

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