Cheap flights from Portsmouth to Costa Rica from £706
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.
Cheap flight deals from Portsmouth to Costa Rica
Keep the following information in mind while searching for Portsmouth to Costa Rica flight deals. Data was last updated 22 October 2025.
Find flight deals from Portsmouth to Costa Rica
Cheapest flights from Portsmouth to Costa RicaExplore the most affordable flight options available from Portsmouth to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2025.
Explore the most affordable flight options available from Portsmouth to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Portsmouth to Costa Rica that are best for you.
Fly from
Fly to
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
SouthamptonSan José
SOU - SJO
SOUSJO
Southampton Eastleigh
Thu 26/3
08:50-21:15
2 stops42h 25m
San José Juan Santamaria Intl
Mon 30/3
07:00-17:00
2 stops27h 00m
SouthamptonLiberia
SOU - LIR
SOULIR
Southampton Eastleigh
Wed 5/11
08:40-12:40
2 stops34h 00m
Liberia
Sun 9/11
14:05-08:10
2 stops36h 05m
SouthamptonLiberia
SOU - LIR
SOULIR
Southampton Eastleigh
Wed 5/11
17:30-12:40
2 stops49h 10m
Liberia
Sun 9/11
14:05-08:10
2 stops36h 05m
Best time to book a flight from Portsmouth to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Portsmouth with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Portsmouth to Costa Rica
What is the cheapest month to book a flight from Portsmouth to Costa Rica?
Currently, November is the cheapest month in which you can book a flight from Portsmouth to Costa Rica (average of £477). Flying from Portsmouth to Costa Rica in July is currently the most expensive (average of £593). 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.
What is the cheapest time of day to fly from P0R to CR?
Find hourly flight availability from Portsmouth to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 October 2025.
A simple way to save on the total cost of your ticket is to fly from Portsmouth to Costa Rica in the afternoon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the evening.
What is the cheapest day to fly from Portsmouth to Costa Rica?
Use this chart to determine the cheapest time to fly return from Portsmouth to Costa Rica. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their Portsmouth to Costa Rica flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Portsmouth to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Portsmouth to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Portsmouth to Costa Rica
Discover the top 10 airlines that operate flights from Portsmouth to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 October 2025.
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How does Cheapflights help users find flights from Portsmouth to Costa Rica?
Cheapflights helps you search for flights from Portsmouth 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 Portsmouth to Costa Rica?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portsmouth to Costa Rica for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Portsmouth to Costa Rica with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Costa Rica, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Portsmouth to Costa Rica become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Costa Rica from Portsmouth today and book when prices fit your budget.