Cheap flights from Portsmouth to San José from £715
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 San José
Keep the following information in mind while searching for Portsmouth to San José flight deals. Data was last updated 5 September 2025.
Find flight deals from Portsmouth to San José
Cheapest flights from Portsmouth to San JoséExplore the most affordable flight options available from Portsmouth to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2025.
Explore the most affordable flight options available from Portsmouth to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Portsmouth to San José 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 25/9
09:20-12:08
2 stops33h 48m
San José Juan Santamaria Intl
Mon 29/9
19:25-08:45
2 stops30h 20m
SouthamptonSan José
SOU - SJO
SOUSJO
Southampton Eastleigh
Sun 19/10
18:25-17:10
2 stops29h 45m
San José Juan Santamaria Intl
Sun 26/10
20:30-08:10
1 stop29h 40m
SouthamptonSan José
SOU - SJO
SOUSJO
Southampton Eastleigh
Sun 19/10
18:25-17:35
3 stops54h 10m
San José Juan Santamaria Intl
Sun 26/10
07:35-08:10
3 stops42h 35m
Best time to book a flight from Portsmouth to San José
Have a flexible travel schedule? Discover the best time to fly to San José from Portsmouth with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Portsmouth to San José
What is the cheapest month to book a flight from Portsmouth to San José, San José Province?
Currently, October is the cheapest month in which you can book a flight from Portsmouth to San José, San José Province (average of £769). Flying from Portsmouth to San José, San José Province 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.
What is the cheapest time of day to fly from P0R to SJO?
Find hourly flight availability from Portsmouth to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 September 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to San José, San José Province as you normally would.
What is the cheapest day to fly from Portsmouth to San José, San José Province?
Use this chart to determine the cheapest time to fly return from Portsmouth to San José. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their Portsmouth to San José, San José Province flight should consider departing on Friday mornings when fares are most often at their lowest. Friday mornings 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 San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near San José?
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Alternative routes for Portsmouth to San José
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Portsmouth to San José
Discover the top 10 airlines that operate flights from Portsmouth to San José. 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 5 September 2025.
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How does Cheapflights help users find flights from Portsmouth to San José?
Deals for Portsmouth to San José flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Portsmouth to San José?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portsmouth to San José for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Portsmouth to San José with no change fees?
Yes, we can. To see specific flights from Portsmouth to San José with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Portsmouth to San José become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San José from Portsmouth today and book when prices fit your budget.