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Cheap flights from Southampton to Basel from £204

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 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — EAP
18 Oct — 25 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 (EAP). 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 18 September 2025.

Round-trip from

£243

One-way from

£204

Popular in

July

Cheapest in

March

Average price

£96
KLM
  • KLM
  • 1/11-8/11
  • 2 total stops
  • 22h 55m total
  • Southampton to Basel
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British Airways
  • British Airways
  • 17/11
  • 3 total stops
  • 23h 05m total
  • Southampton to Basel
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Highest demand for flights based on searches. 19% 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 18 September 2025.

Sat 1/1117:30SOU - BSL
1 stop16h 10mKLM
Sat 8/1111:15BSL - SOU
1 stop6h 45mKLM
Deal found 17/9£243
Sat 1/1109:40SOU - BSL
2 stops20h 20mMultiple Airlines
Sat 8/1109:15BSL - SOU
2 stops24h 30mMultiple Airlines
Deal found 17/9£256
Tue 23/1214:45SOU - BSL
2 stops30h 35mBritish Airways
Tue 6/107:00BSL - SOU
2 stops11h 20mBritish Airways
Deal found 17/9£374
Tue 23/1214:45SOU - BSL
3 stops18h 30mBritish Airways
Mon 5/106:15BSL - SOU
2 stops12h 05mBritish Airways
Deal found 17/9£375
Mon 17/1118:10SOU - BSL
3 stops19h 25mBritish Airways
Sat 29/1118:00BSL - SOU
2 stops24h 50mBritish Airways
Deal found 17/9£378
Mon 17/1118:10SOU - BSL
3 stops19h 25mBritish Airways
Sat 6/1218:00BSL - SOU
2 stops18h 50mBritish Airways
Deal found 17/9£385
Tue 23/1214:45SOU - BSL
2 stops30h 35mBritish Airways
Thu 1/115:40BSL - SOU
2 stops28h 40mBritish Airways
Deal found 17/9£385
Mon 17/1118:10SOU - BSL
3 stops19h 25mBritish Airways
Sun 30/1106:35BSL - SOU
2 stops12h 55mBritish Airways
Deal found 17/9£388

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 18 September 2025.
Use the filters below to find and compare flights from Southampton to Basel that are best for you.

Fly from

Southampton

Fly to

Basel

Route

Depart

Return

Price

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Sat 1/11

17:30-10:40

1 stop16h 10m

Basel EuroAirport Swiss

Sat 8/11

11:15-17:00

1 stop6h 45m

£243

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Sat 1/11

09:40-07:00

2 stops20h 20m

Basel EuroAirport Swiss

Sat 8/11

09:15-08:45

2 stops24h 30m

£256

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Tue 23/12

14:45-22:20

2 stops30h 35m

Basel EuroAirport Swiss

Mon 5/1

06:15-17:20

2 stops12h 05m

£374

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Tue 23/12

14:45-22:20

2 stops30h 35m

Basel EuroAirport Swiss

Tue 6/1

07:00-17:20

2 stops11h 20m

£374

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Tue 23/12

14:45-22:20

2 stops30h 35m

Basel EuroAirport Swiss

Sun 4/1

06:35-17:50

3 stops12h 15m

£375

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Mon 17/11

18:10-14:35

3 stops19h 25m

Basel EuroAirport Swiss

Thu 27/11

19:35-15:50

2 stops21h 15m

£375

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Mon 17/11

18:10-14:35

3 stops19h 25m

Basel EuroAirport Swiss

Sat 29/11

18:00-17:50

2 stops24h 50m

£378

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Mon 17/11

18:10-14:35

3 stops19h 25m

Basel EuroAirport Swiss

Sat 6/12

18:00-11:50

2 stops18h 50m

£385

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Tue 23/12

14:45-22:20

2 stops30h 35m

Basel EuroAirport Swiss

Thu 1/1

15:40-19:20

2 stops28h 40m

£385

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Thu 20/11

14:45-19:05

3 stops27h 20m

£204

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 17 results
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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

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

Currently, March is the cheapest month in which you can book a flight from Southampton to Basel (average of £81). Flying from Southampton to Basel 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?

    KLM and British Airways can get you from Southampton to Basel in just under 16h 10m. Your travel time can differ by up to 14h 25m. There are 462 mi between Southampton and Basel. Both multi-stop and direct flights can be found to your destination and back.

  • 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?

    Currently, March is the cheapest month in which you can book a flight from Southampton to Basel (average of £81). Flying from Southampton to Basel 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

Browse thousands of different options on Cheapflights for your next trip

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Southampton to Basel 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 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?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Southampton to Basel flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Basel from Southampton today and book when prices fit your budget.

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