Cheap flights from Portsmouth to Cardiff

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Cardiff (CWL)
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How to find the cheapest flight from
Portsmouth (SOU) to Cardiff (CWL)

All the information you need to plan the best SOU to CWL flight in 2021: compare Portsmouth to Cardiff flight prices with the expected peak season, weather and rainfall in Cardiff.
SOU - CWL
Price
£141 - £273
CWL
Temperature
8 - 20 °C
CWL
Rainfall
29 - 68 mm

Popular in

February

High demand for flights, 29% potential price rise

Cheapest in

November

Best time to find cheap flights, 27% potential price drop

Average price

£144

Average for round-trip flights in May 2021

Round-trip from

£141

From Portsmouth to Cardiff

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Portsmouth to Cardiff?

Sunday is generally a great day to depart. Flying on this day could help you save up to 85%.

How far in advance should I book a flight from Portsmouth to Cardiff?

To save on the cost of your flight from Portsmouth to Cardiff, book at least 47 days before your planned departure. Booking around this time can save you about 31% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £147 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £179.

What is the cheapest month to fly from Portsmouth to Cardiff?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Cardiff. Flights to Cardiff from Portsmouth in March are about £142 on average during March, but can be found for as low as £93.

When is the cheapest time to fly from Portsmouth to Cardiff (SOU - CWL)?

A simple way to save on the total cost of your ticket is to fly from Portsmouth to Cardiff in the morning. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight at midday.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Portsmouth</span> to <span class="emphasized">Cardiff</span> flights.

Flight FAQs

From Portsmouth to Cardiff

Are flight prices decreasing from Southampton to Cardiff due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Southampton and Cardiff for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Does it rain more in Southampton or Cardiff?

Expected rainfall in Southampton is same as in Cardiff. You can expect this to be the case over the next 10 days.

Is Southampton weather warmer or cooler than Cardiff?

You can imagine temperatures to be in the 22 °C range in July. The weather in Cardiff is generally colder than Southampton's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

Alternative routes for Portsmouth to Cardiff

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Cardiff

Things to know before you go - useful duration and weather info for your trip from Portsmouth to Cardiff.
Average temperature for May in Cardiff
16.0 °C
Avg rainfall for May in Cardiff
29.0 mm

Airports servicing Southampton

Airports servicing Cardiff

Top 3 airlines flying from Portsmouth to Cardiff

The chart below displays the airlines Cheapflights users travelling from Portsmouth to Cardiff choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
AccesRail
£166 £197 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by AccesRail. Please check directly on their website for additional information.

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National Express
£191 £197 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by National Express. Please check directly on their website for additional information.

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Flybe
£214 £330 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Flybe. Please check directly on their website for additional information.

Search Flybe flights
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