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Cheap flights from Cardiff to Basel EuroAirport Swiss from £131

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BSL
27 Apr — 4 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Basel

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Basel
Explore the most affordable flight options available from Cardiff to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2026.

Mon 1/609:45
CWL
-
BSL
1 stop11h 05m
Multiple Airlines
Thu 4/606:30
BSL
-
CWL
1 stop11h 15m
Multiple Airlines
Deal found 27/3£256
Tue 7/417:15
CWL
-
BSL
1 stop15h 30m
KLM
Sat 11/406:30
BSL
-
CWL
1 stop3h 45m
KLM
Deal found 26/3£275
Tue 7/417:15
CWL
-
BSL
2 stops15h 40m
Multiple Airlines
Sat 11/410:15
BSL
-
CWL
1 stop7h 50m
Multiple Airlines
Deal found 26/3£293
Fri 3/417:15
CWL
-
BSL
1 stop3h 35m
KLM
Mon 6/414:25
BSL
-
CWL
1 stop19h 50m
KLM
Deal found 26/3£322
Mon 11/522:10
CWL
-
BSL
2 stops19h 05m
Multiple Airlines
Mon 18/514:05
BSL
-
CWL
2 stops8h 40m
Multiple Airlines
Deal found 27/3£347
Fri 3/417:15
CWL
-
BSL
1 stop3h 35m
Multiple Airlines
Mon 6/421:10
BSL
-
CWL
2 stops26h 40m
Multiple Airlines
Deal found 26/3£377
Mon 18/517:15
CWL
-
BSL
2 stops18h 45m
Multiple Airlines
Sat 23/518:25
BSL
-
CWL
1 stop23h 20m
Multiple Airlines
Deal found 27/3£394
Sun 26/409:35
CWL
-
BSL
1 stop7h 25m
Multiple Airlines
Wed 29/414:00
BSL
-
CWL
2 stops10h 25m
Multiple Airlines
Deal found 25/3£445
Tue 7/417:15
CWL
-
BSL
2 stops15h 40m
Air France
Sat 11/410:35
BSL
-
CWL
2 stops7h 30m
Air France
Deal found 26/3£482

Find flight deals from Cardiff to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) 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 28 March 2026.

Round-trip from

£275

One-way from

£131
KLM
  • KLM
  • 7/4-11/4
  • 2 total stops
  • 19h 15m total
  • Cardiff to Basel
Search Deals
28/4
  • 28/4
  • 2 total stops
  • 17h 50m total
  • Cardiff to Basel
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff 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 28 March 2026.
Use the filters below to find and compare flights from Cardiff to Basel EuroAirport Swiss that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffBasel

CWL - BSL

CWLBSL

Cardiff Wales

Tue 7/4

17:15-09:45

1 stop15h 30m

Basel EuroAirport Swiss

Sat 11/4

06:30-09:15

1 stop3h 45m

£275

CardiffBasel

CWL - BSL

CWLBSL

Cardiff Wales

Mon 1/6

17:15-09:55

2 stops15h 40m

Basel EuroAirport Swiss

Thu 4/6

06:30-09:15

1 stop3h 45m

£298

CardiffBasel

CWL - BSL

CWLBSL

Cardiff Wales

Mon 11/5

22:10-18:15

2 stops19h 05m

Basel EuroAirport Swiss

Mon 18/5

14:05-21:45

2 stops8h 40m

£347

CardiffBasel

CWL - BSL

CWLBSL

Cardiff Wales

Mon 18/5

17:15-13:00

2 stops18h 45m

Basel EuroAirport Swiss

Sat 23/5

18:25-16:45

1 stop23h 20m

£394
Fastest return journey

CardiffBasel

CWL - BSL

CWLBSL

Cardiff Wales

Sun 26/4

09:35-18:00

1 stop7h 25m

Basel EuroAirport Swiss

Wed 29/4

14:00-23:25

2 stops10h 25m

£445

CardiffBasel

CWL - BSL

CWLBSL

Cardiff Wales

Tue 7/4

17:15-09:55

2 stops15h 40m

Basel EuroAirport Swiss

Sat 11/4

10:35-17:05

2 stops7h 30m

£482

CardiffBasel

CWL - BSL

CWLBSL

Cardiff Wales

Mon 1/6

17:15-09:55

2 stops15h 40m

Basel EuroAirport Swiss

Thu 4/6

10:35-16:45

2 stops31h 10m

£546
Cheapest one-way
Fastest single journey

CardiffBasel

CWL - BSL

CWLBSL

Cardiff Wales

Tue 28/4

23:15-18:05

2 stops17h 50m

£131

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Sorted by cheapest first

Best time to book a flight from Cardiff to Basel

Have a flexible travel schedule? Discover the best time to fly to Basel from Cardiff 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.

Related info for your journey

Find useful and relevant information for your journey from Cardiff 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 Cardiff to Basel EuroAirport Swiss?

    A quick flight from Cardiff to Basel EuroAirport Swiss can take about 15h 30m. KLM provides one of the quickest options available for as low as £275. Cardiff and Basel EuroAirport Swiss are separated by a distance of 553 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cardiff 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.

See more FAQs

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Alternative routes for Cardiff to Basel

See prices for flight routes from nearby airports that may be better suited for you.
Manchester to Basel flights
Bristol to Basel flights

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