Cheap flights from Swansea to Portsmouth
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Everything you need to know about your flight from Swansea to Portsmouth
What is the cheapest month to book a flight from Swansea to Portsmouth?
Currently, January is the cheapest month in which you can book a flight from Swansea to Portsmouth (average of £112). Flying from Swansea to Portsmouth in August is currently the most expensive (average of £164). 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 SWS to P0R?
Find hourly flight availability from Swansea to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 June 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Swansea to Portsmouth as you normally would.
Rainfall in Portsmouth by month
Plan your trip to Portsmouth by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Portsmouth ranges from 25.0 - 76.0 inches per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Portsmouth when rainfall is around 25.0 mm.
Temperature in Portsmouth by month
Plan your trip to Portsmouth by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Portsmouth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).
Related info for your journey
Find useful and relevant information for your journey from Swansea to Portsmouth. 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 Swansea to Portsmouth
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Swansea to Portsmouth?
Cheapflights makes it easy to find Swansea to Portsmouth flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Swansea to Portsmouth?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Portsmouth from Swansea.
Can Cheapflights find flights from Swansea to Portsmouth with no change fees?
Certainly. Search results for flights to Portsmouth from Swansea shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Swansea to Portsmouth become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portsmouth from Swansea today and book when prices fit your budget.