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Cheap flights from Southampton to Basel EuroAirport Swiss from £236

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BSL
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Southampton to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Basel (BSL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 September 2025.

Round-trip from

£453

One-way from

£236

Popular in

July

Cheapest in

March

Average price

£96
British Airways
  • British Airways
  • 5/12-7/12
  • 5 total stops
  • 32h 00m total
  • Southampton to Basel
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British Airways
  • British Airways
  • 12/1
  • 2 total stops
  • 12h 40m total
  • Southampton to Basel
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Highest demand for flights based on searches. 18% potential increase in price (£18 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Southampton to Basel

Cheapest flights from Southampton to Basel
Explore the most affordable flight options available from Southampton to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Fri 5/1213:30SOU - BSL
2 stops19h 45mBritish Airways
Sun 7/1206:35BSL - SOU
3 stops12h 15mBritish Airways
Deal found 14/9£453
Mon 29/919:55SOU - BSL
2 stops14h 50mBritish Airways
Mon 6/1006:35BSL - SOU
2 stops10h 45mBritish Airways
Deal found 15/9£620
Tue 16/916:50SOU - BSL
2 stops17h 05mBritish Airways
Wed 17/919:15BSL - SOU
2 stops13h 55mBritish Airways
Deal found 14/9£835

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Basel that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Southampton to Basel EuroAirport Swiss that are best for you.

Fly from

Southampton

Fly to

Basel

Route

Depart

Return

Price

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Fri 5/12

13:30-10:15

2 stops19h 45m

Basel EuroAirport Swiss

Sun 7/12

06:35-17:50

3 stops12h 15m

£453

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Mon 29/9

19:55-11:45

2 stops14h 50m

Basel EuroAirport Swiss

Mon 6/10

06:35-16:20

2 stops10h 45m

£620

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Mon 12/1

08:40-22:20

2 stops12h 40m

£236

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Best time to book a flight from Southampton to Basel

Have a flexible travel schedule? Discover the best time to fly to Basel from Southampton with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Basel EuroAirport Swiss

What is the cheapest month to book a flight from Southampton to Basel EuroAirport Swiss?

Currently, March is the cheapest month in which you can book a flight from Southampton to Basel EuroAirport Swiss (average of £81). Flying from Southampton to Basel EuroAirport Swiss in July is currently the most expensive (average of £198). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Basel. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Southampton to Basel EuroAirport Swiss?

    British Airways can get you from Southampton to Basel EuroAirport Swiss in just under 19h 45m. Your travel time can differ by up to . Airlines will cover a distance of 462 mi.

  • Can I find deals for flights from Southampton to Basel that include hotel bookings?

    Yes. In addition to deals on Southampton to Basel flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to Basel?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Basel.

  • Can I find deals for business class flights from Southampton to Basel?

    Yes. Cheapflights offers flight deals from Southampton to Basel by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Southampton to Basel EuroAirport Swiss?

    Currently, March is the cheapest month in which you can book a flight from Southampton to Basel EuroAirport Swiss (average of £81). Flying from Southampton to Basel EuroAirport Swiss in July is currently the most expensive (average of £198). 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.

See more FAQs

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How does Cheapflights help users find flights from Southampton to Basel?

Deals for Southampton to Basel 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 Southampton to Basel?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Southampton to Basel.

Can Cheapflights find flights from Southampton to Basel with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Southampton to Basel, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Southampton to Basel become cheaper?

Not ready to book yet? You can track prices for flights from Southampton to Basel on Cheapflights with our Price Alert feature and get notified when better prices are available.

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