Title: £1,188 Cheap KLM flights from Cardiff to San Francisco (CWL→SFO) - Expedia.co.uk

![Sunset view of the Golden Gate Bridge and fog from Battery Spencer, Golden Gate National Recreation Area, in San Francisco, California.](https://images.trvl-media.com/place/508803/0ac688ba-e7fa-4fb1-9f85-037d98869bf8.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

![](https://images.trvl-media.com/place/508803/0ac688ba-e7fa-4fb1-9f85-037d98869bf8.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

# £1,188 Cheap KLM flights from Cardiff to San Francisco (CWL→SFO)

[View £1,188 flight on Sun, 22 Mar 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:CWL,to:SFO,departure:22/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1187.14&airProductToken=AQpnCjIIy5gBEgQxMDk0GMJdIICTASj6qIgDMMqpiAM4WUAAWAFqBUxJR0hUcghNWTQwQkJMQQoxCMuYARIDNjA1GICTASCycSiSsIgDMKa1iAM4TUABWAFqBUxJR0hUcghNWTQwQkJMQRIKCAEQARgBKgJLTBgBIgQIARABKAIoAygEMA0) 

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## KLM flights from Cardiff to San Francisco (CWL→SFO)

Prices were available within the past 7 days and start at £1,188 for one-way flights and £633 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Return

![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif)

Mon, 13 Apr - Mon, 27 Apr

CWL

Cardiff

SFO

San Francisco

£633

Return

found 1 day ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:CWL,to:SFO,departure:13/04/2026TANYT&leg2=from:SFO,to:CWL,departure:27/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:632.85&airProductToken=AQqzAQoyCMuYARIEMTA5MhjCXSCAkwEo75-KAzC_oIoDOExAAFgBagVMSUdIVHIIUlkyREk1TEEKPgjLmAESBDYwMjAYgJMBIKlRKKqnigMwmauKAzhSQAFYAWoFTElHSFRyCFJZMkRJNUxBegoIxJgBEgQ2MDIwCj0Iy5gBEgQ2ODAwGKlRILJxKMisigMw16-KAzhSQAFYAWoFTElHSFRyCFJZMkRJNUxBegoIxJgBEgQ2ODAwCmcKMQjLmAESAzYwNhiycSCAkwEovb-LAzCpxIsDOFJAAFgBagVMSUdIVHIIUlkyREk1TEEKMgjLmAESBDEwODcYgJMBIMJdKMTPiwMwj9CLAzhMQAFYAWoFTElHSFRyCFJZMkRJNUxBEgoIAhABGAIqAktMGAEiBAgBEAEoAigDKAQwDQ)

![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif)

Mon, 27 Apr - Mon, 11 May

CWL

Cardiff

SFO

San Francisco

£634

Return

found 4 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:CWL,to:SFO,departure:27/04/2026TANYT&leg2=from:SFO,to:CWL,departure:11/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:633.54&airProductToken=AQqmAQoyCMuYARIEMTA4OBjCXSCAkwEo7bmLAzC4uosDOExAAFgBagVMSUdIVHIIUlkyREk1TEEKMQjLmAESAzY0NRiAkwEgqVEo7LuLAzDRv4sDOFJAAVgBagVMSUdIVHIIUlkyREk1TEEKPQjLmAESBDc2MjYYqVEgsnEo5MGLAzD3xIsDOFJAAVgBagVMSUdIVHIIUlkyREk1TEF6CgjEmAESBDc2MjYKZwoxCMuYARIDNjA2GLJxIICTASj93IwDMOnhjAM4UkAAWAFqBUxJR0hUcghSWTJESTVMQQoyCMuYARIEMTA5MRiAkwEgwl0ooeWMAzDx5YwDOExAAVgBagVMSUdIVHIIUlkyREk1TEESCggCEAEYAioCS0wYASIECAEQASgCKAMoBDAN)

![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif)

Sun, 26 Apr - Sun, 10 May

CWL

Cardiff

SFO

San Francisco

£664

Return

found 4 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:CWL,to:SFO,departure:26/04/2026TANYT&leg2=from:SFO,to:CWL,departure:10/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:663.54&airProductToken=AQqmAQoyCMuYARIEMTA4OBjCXSCAkwEo0q6LAzCdr4sDOExAAFgBagVMSUdIVHIIUlkzREk1TEEKMQjLmAESAzYwORiAkwEg8hIo4rGLAzC6tosDOFJAAVgBagVMSUdIVHIIUlkzREk1TEEKPQjLmAESBDcwMjkY8hIgsnEoh7iLAzCDuYsDOFJAAVgBagVMSUdIVHIIUlkzREk1TEF6CgjEmAESBDcwMjkKpgEKPQjLmAESBDc2MjkYsnEgqVEov9aMAzCS2YwDOFJAAFgBagVMSUdIVHIIUlkyREk1TEF6CgjEmAESBDc2MjkKMQjLmAESAzY0MhipUSCAkwEo-NyMAzCw4IwDOFJAAVgBagVMSUdIVHIIUlkyREk1TEEKMgjLmAESBDEwODcYgJMBIMJdKOThjAMwr-KMAzhMQAFYAWoFTElHSFRyCFJZMkRJNUxBEgoIAhABGAIqAktMGAEiBAgBEAEoAigDKAQwDQ)

![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif)

Mon, 27 Apr - Mon, 11 May

CWL

Cardiff

SFO

San Francisco

£668

Return

found 4 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:CWL,to:SFO,departure:27/04/2026TANYT&leg2=from:SFO,to:CWL,departure:11/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:667.54&airProductToken=AQqmAQoyCMuYARIEMTA4OBjCXSCAkwEo7bmLAzC4uosDOExAAFgBagVMSUdIVHIIUlkyREk1TEEKMQjLmAESAzY0MxiAkwEgqVEo6byLAzDJwIsDOFJAAVgBagVMSUdIVHIIUlkyREk1TEEKPQjLmAESBDc2MjYYqVEgsnEo5MGLAzD3xIsDOFJAAVgBagVMSUdIVHIIUlkyREk1TEF6CgjEmAESBDc2MjYKpgEKPQjLmAESBDc2MjkYsnEgqVEo3-GMAzCy5IwDOE5AAFgBagVMSUdIVHIITlkyREk1TEF6CgjEmAESBDc2MjkKMQjLmAESAzY0MhipUSCAkwEomOiMAzDQ64wDOE5AAVgBagVMSUdIVHIITlkyREk1TEEKMgjLmAESBDEwOTEYgJMBIMJdKMHwjAMwkfGMAzhMQAFYAWoFTElHSFRyCE5ZMkRJNUxBEgoIAhABGAIqAktMGAEiBAgBEAEoAigDKAQwDQ)

![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif)

Sun, 26 Apr - Sat, 9 May

CWL

Cardiff

SFO

San Francisco

£694

Return

found 4 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:CWL,to:SFO,departure:26/04/2026TANYT&leg2=from:SFO,to:CWL,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:693.54&airProductToken=AQqmAQoyCMuYARIEMTA4OBjCXSCAkwEo0q6LAzCdr4sDOExAAFgBagVMSUdIVHIIUlkzREk1TEEKMQjLmAESAzYwORiAkwEg8hIo4rGLAzC6tosDOFJAAVgBagVMSUdIVHIIUlkzREk1TEEKPQjLmAESBDcwMjkY8hIgsnEoh7iLAzCDuYsDOFJAAVgBagVMSUdIVHIIUlkzREk1TEF6CgjEmAESBDcwMjkKZwoxCMuYARIDNjA2GLJxIICTASi9xowDMKnLjAM4UkAAWAFqBUxJR0hUcghSWTNESTVMQQoyCMuYARIEMTA4NxiAkwEgwl0oxNaMAzCP14wDOExAAVgBagVMSUdIVHIIUlkzREk1TEESCggCEAEYAioCS0wYASIECAEQASgCKAMoBDAN)

![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif)

Mon, 13 Apr - Mon, 27 Apr

CWL

Cardiff

SFO

San Francisco

£701

Return

found 1 day ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:CWL,to:SFO,departure:13/04/2026TANYT&leg2=from:SFO,to:CWL,departure:27/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:700.95&airProductToken=AQpnCjIIy5gBEgQxMDkyGMJdIICTASjvn4oDML-gigM4TEAAWAFqBUxJR0hUcghSWTJFVEJMQQoxCMuYARIDNjA1GICTASCycSiWp4oDMKWsigM4UkABWAFqBUxJR0hUcghSWTJFVEJMQQqzAQo9CNamARIENDgzOBiycSCpUSjBvIsDMI-_iwM4VEAAWAFqBUxJR0hUcghOWTJFVERMQXoKCMSYARIENDgzOAo-CNamARIEMzkyOBipUSCAkwEol8CLAzDow4sDOFRAAVgBagVMSUdIVHIITlkyRVRETEF6CgjEmAESBDM5MjgKMgjLmAESBDEwODcYgJMBIMJdKKTEiwMw78SLAzhSQAFYAWoFTElHSFRyCE5ZMkVURExBEgoIARABGAEqAktMGAEiBAgBEAEoAigDKAQwAQ)

## Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

[](https://www.expedia.co.uk/Flights-Search?leg1=from:CWL,to:SFO,departure:25/03/2026TANYT&leg2=from:SFO,to:CWL,departure:31/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE)

SFO

San Francisco Intl.

CheapestClosest

19 min

[Flights from £1,036

](https://www.expedia.co.uk/Flights-Search?leg1=from:CWL,to:SFO,departure:25/03/2026TANYT&leg2=from:SFO,to:CWL,departure:31/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 

![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-uk-fr-de.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh)

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## Travel information

| Origin airport      | Cardiff Intl.                                     |
| ------------------- | ------------------------------------------------- |
| Destination airport | San Francisco Intl.                               |
| Airlines serving    | Air France, British Airways, KLM, Virgin Atlantic |
| Popular airline     | KLM                                               |
| Distance            | 8433 km                                           |

\*Available to Expedia members.