Find flights
When to book
Airlines

Cheap flights from Southampton to Basel EuroAirport Swiss from £203

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BSL
24 Jun — 1 Jul1
1 adult

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 19 June 2025.

Round-trip from

£203

Popular in

July

Cheapest in

March

Average price

£120
KLM
  • KLM
  • 1/8-8/8
  • 2 total stops
  • 29h 30m total
  • Southampton to Basel
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 19 June 2025.

Fri 1/818:25SOU - BSL
1 stop14h 10mKLM
Fri 8/818:25BSL - SOU
1 stop15h 20mKLM
Deal found 17/6£203
Fri 1/818:25SOU - BSL
1 stop14h 10mMultiple Airlines
Fri 8/806:20BSL - SOU
2 stops10h 20mMultiple Airlines
Deal found 17/6£296
Thu 4/1208:40SOU - BSL
2 stops9h 00mBritish Airways
Fri 12/1219:45BSL - SOU
2 stops18h 20mBritish Airways
Deal found 18/6£469

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 19 June 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 1/8

18:25-09:35

1 stop14h 10m

Basel EuroAirport Swiss

Fri 8/8

18:25-08:45

1 stop15h 20m

£203

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Fri 1/8

18:25-09:35

1 stop14h 10m

Basel EuroAirport Swiss

Fri 8/8

06:20-15:40

2 stops10h 20m

£296

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Thu 4/12

08:40-18:40

2 stops9h 00m

Basel EuroAirport Swiss

Fri 12/12

19:45-13:05

2 stops18h 20m

£469

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Thu 24/7

12:30-22:40

2 stops9h 10m

£399

Flights are sorted by cheapest return flights first.

Deals found on 17/6

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.

Rainfall in Basel by month

Plan your trip to Basel by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Basel EuroAirport Swiss ranges from 49.0 - 87.0 inches per month. June is typically the wettest month, when rainfall can reach 87.0 mm. February is typically the driest time to visit Basel EuroAirport Swiss when rainfall is around 49.0 mm.

Temperature in Basel by month

Plan your trip to Basel by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Basel EuroAirport Swiss, 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 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing Basel

Get insights into the airlines that provide service to Basel. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Basel. Reviews last updated 19 June 2025.
KLM
7.8
Good
1,365 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,365 reviews
KLM
7.8
Good
1,365 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.6
Okay
7,033 reviews
KLM
7.8
Good
1,365 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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?

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights