Cheap flights from Cardiff to Southampton

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

All the information you need to plan the best CWL to SOU flight in 2021: compare Cardiff to Southampton flight prices with the expected peak season, weather and rainfall in Southampton.
What is the cheapest day to fly return from Cardiff to Southampton?

Flights from Cardiff to Southampton are generally found to be more expensive on Thursday. This shouldn't discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Southampton.

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

August is one of the best times of the year to fly to Southampton from Cardiff. Prices for August average £58 per person but you can even find prices for as low as £42. The most expensive prices can be found in the month of March. Opting for a August flight can save you 29% on your journey compared to booking in August

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

A simple way to save on the total cost of your ticket is to fly from Cardiff to Southampton in the morning. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at midday.

Related info for your journey

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

Flight FAQs

From Cardiff to Southampton

Are flight prices decreasing from Cardiff to Southampton 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 Cardiff and Southampton 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 Cardiff or Southampton?

The rainfall in Cardiff is generally more than the rainfall in Southampton. This will continue over the next 10 days.

Is Cardiff weather warmer or cooler than Southampton?

Temperatures around the 22 °Cs can be experienced in July. The weather in Southampton is hotter than in Cardiff. Plan for potential changes in flight availability as peak weather approaches in this location.

Alternative routes for Cardiff to Southampton

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

Destination information for Southampton

Things to know before you go - useful duration and weather info for your trip from Cardiff to Southampton.
Average temperature for April in Southampton
14.0 °C
Avg rainfall for April in Southampton
51.0 mm

Airports servicing Cardiff

Airports servicing Southampton

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