Cheap flights from San Francisco (SFO) to Cardiff (CWL)

SFO — CWL
Feb 7 — Feb 141

What is the cheapest day to fly round-trip from San Francisco to Cardiff?

Travelers have found that booking a Sunday departure is the best way to save up to 66% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

When is the cheapest time to fly from San Francisco to Cardiff (SFO - CWL)?

When flying from San Francisco to Cardiff, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 38% versus a flight in the morning.

Cheap flights from San Francisco to Cardiff in February, March 2023

The best prices found for SFO to CWL flights for February, March
Mar 20 - Mar 27
SFO

San Francisco

CWL

Cardiff Wales

1 stop

18h 20m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$705

Delta

Pick Dates

Deal found 1/31

Mar 20 - Mar 28
SFO

San Francisco

CWL

Cardiff Wales

1 stop

23h 25m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$706

KLM

Pick Dates

Deal found 1/31

Mar 20 - Mar 27
SFO

San Francisco

CWL

Cardiff Wales

2 stops

23h 12m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$710

Delta

Pick Dates

Deal found 2/1

San Francisco to Cardiff 2023 flight deals

Cheap flights to Cardiff from San Francisco found for this year
Mar 20 - Mar 27
SFO

San Francisco

CWL

Cardiff Wales

1 stop

18h 20m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$705

Delta

Pick Dates

Deal found 1/31

Mar 20 - Mar 28
SFO

San Francisco

CWL

Cardiff Wales

1 stop

23h 25m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$706

KLM

Pick Dates

Deal found 1/31

Mar 20 - Mar 27
SFO

San Francisco

CWL

Cardiff Wales

2 stops

23h 12m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$710

Delta

Pick Dates

Deal found 2/1

Cheap Delta flights from San Francisco to Cardiff

Mar 20 - Mar 27
SFO

San Francisco

CWL

Cardiff Wales

1 stop

18h 20m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$705

Delta

Pick Dates

Deal found 1/31

Mar 20 - Mar 27
SFO

San Francisco

CWL

Cardiff Wales

2 stops

23h 12m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$710

Delta

Pick Dates

Deal found 2/1

Mar 20 - Mar 27
SFO

San Francisco

CWL

Cardiff Wales

2 stops

23h 12m
CWL

Cardiff Wales

SFO

San Francisco

2 stops

21h 10m
$720

Delta

Pick Dates

Deal found 2/1

Cheap KLM flights from San Francisco to Cardiff

Mar 20 - Mar 28
SFO

San Francisco

CWL

Cardiff Wales

1 stop

23h 25m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$706

KLM

Pick Dates

Deal found 1/31

Mar 20 - Mar 28
SFO

San Francisco

CWL

Cardiff Wales

2 stops

23h 10m
CWL

Cardiff Wales

SFO

San Francisco

1 stop

13h 45m
$711

KLM

Pick Dates

Deal found 1/31

Mar 20 - Mar 26
SFO

San Francisco

CWL

Cardiff Wales

1 stop

18h 20m
CWL

Cardiff Wales

SFO

San Francisco

2 stops

35h 10m
$716

KLM

Pick Dates

Deal found 1/31

One-way flights to Cardiff from San Francisco

The cheapest one-way flights from San Francisco to Cardiff
Mar 26
SFO

San Francisco

CWL

Cardiff Wales

3 stops

58h 30m
$349

Multiple Airlines

Pick Dates

Deal found 2/2

Mar 26
SFO

San Francisco

CWL

Cardiff Wales

2 stops

40h 10m
$376

Multiple Airlines

Pick Dates

Deal found 2/2

Feb 19
SFO

San Francisco

CWL

Cardiff Wales

3 stops

57h 25m
$446

Multiple Airlines

Pick Dates

Deal found 1/31

Reviews of Airlines Servicing Cardiff

Delta
7.9
Good
2,050 reviews

Food

7.2

Boarding

8.0

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

Great flight. Able to watch end of one of the football games. Crew was very cheery. Despite the snowy weather in Chicago, the flight was relatively smooth and only slightly late. Great landing under the conditions. Glad to be home.

Delta
7.9
Good
2,050 reviews
Delta
7.9
Good
2,050 reviews

Food

7.2

Boarding

8.0

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

Great flight. Able to watch end of one of the football games. Crew was very cheery. Despite the snowy weather in Chicago, the flight was relatively smooth and only slightly late. Great landing under the conditions. Glad to be home.

KLM
7.5
Good
118 reviews
Delta
7.9
Good
2,050 reviews

Food

7.2

Boarding

8.0

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

Great flight. Able to watch end of one of the football games. Crew was very cheery. Despite the snowy weather in Chicago, the flight was relatively smooth and only slightly late. Great landing under the conditions. Glad to be home.

Related info for your journey

Useful info, stats and facts about San Francisco to Cardiff flights.

Which airlines flying from San Francisco to Cardiff Wales have flexible cancellations due to COVID-19?

Some of the carriers operating flights from San Francisco to Cardiff Wales that may be offering flexible cancellation policies are KLM, Delta, and Virgin Atlantic. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from San Francisco to Cardiff for under $800 on Cheapflights?

Yes, there are multiple flights from San Francisco to Cardiff for under $800. The cheapest flight booked recently is on Delta for just $705, but on average you can expect to pay $792.

What are the most popular airlines that fly from San Francisco to Cardiff?

Before booking your flight from San Francisco to Cardiff check out the most popular airlines for this route: Air France, British Airways or Delta.

What are the cheapest flights from San Francisco to Cardiff?

Looking at all options, your cheapest flight can be booked for $353. While the most popular route (San Francisco - Cardiff Wales) can be booked for $705 on average our data indicates $2,144 when flying from San Francisco to Cardiff.

Alternative routes for San Francisco to Cardiff

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from San Francisco to Cardiff

The chart below displays the airlines Cheapflights users traveling from San Francisco to Cardiff choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
KLMCheapest$682Average$910FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
DeltaCheapest$693Average$1,296FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
Virgin AtlanticCheapest$748Average$838FlexibilityNo cancel feeOn-time72%COVID-19 safety
Search Virgin Atlantic flights
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