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$319+ Cheap flights from San Francisco (SFO) to Cardiff (CWL)

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CWL
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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Cheap flight deals from San Francisco to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Cardiff (CWL). 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 July 25, 2024.

Popular in

June

Cheapest in

March

Round-trip from

$850
(KLM)

One-way from

$319
(Kiwi.com)
High demand for flights, 45% potential price rise
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Best time to find cheap flights, 28% potential price drop
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From San Francisco to Cardiff Wales
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One-way flight from San Francisco to Cardiff Wales
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What is the cheapest day to fly round-trip from San Francisco to Cardiff?

Travelers have found that booking a Wednesday departure is the best way to save up to 40% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from San Francisco to Cardiff?

Our data shows that March tends to be the cheapest month to fly to Cardiff from San Francisco. Users have commonly found prices around $1,010 for the month, but tickets can be as low as $710. Due to multiple factors, prepare for potentially higher prices in June.

What is the cheapest time of day to fly from SFO to 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 at noon, which can drop the price by up to 12% versus a flight in the afternoon.

San Francisco to Cardiff 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Cardiff in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
The lowest fares we've come across on flights traveling from San Francisco to Cardiff in July and August 2024. Check back soon for alternative fares.
This KLM deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1311:35 amSFO - CWL
2 stops21h 20mKLM
Mon 11/2510:15 amCWL - SFO
1 stop33h 35mKLM
Deal found 7/25$850
This KLM deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/121:50 pmSFO - CWL
1 stop19h 05mKLM
Tue 11/2610:15 amCWL - SFO
2 stops23h 06mKLM
Deal found 7/25$856
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1112:40 amSFO - CWL
2 stops25h 05mDelta
Tue 11/2610:15 amCWL - SFO
2 stops20h 57mDelta
Deal found 7/25$859
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1212:40 amSFO - CWL
2 stops25h 05mDelta
Mon 11/2510:15 amCWL - SFO
2 stops20h 23mDelta
Deal found 7/25$909
This KLM deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/121:50 pmSFO - CWL
1 stop19h 05mKLM
Tue 11/265:25 pmCWL - SFO
1 stop26h 25mKLM
Deal found 7/25$1,646
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/128:40 pmSFO - CWL
3 stops30h 50mMultiple Airlines
Tue 11/2612:00 pmCWL - SFO
3 stops29h 38mMultiple Airlines
Deal found 7/25$3,155

One-way flights to Cardiff from San Francisco

Search for one-way flight options from San Francisco to Cardiff. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Take a look at some of the best available options we've come across on one-way flights from San Francisco to Cardiff. Users needing a return flight from San Francisco to Cardiff should utilize the search form above.
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/149:45 pmSFO - CWL
3 stops53h 45mMultiple Airlines
Deal found 7/23$319
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/147:30 amSFO - CWL
2 stops23h 05mMultiple Airlines
Deal found 7/23$327
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/145:45 pmSFO - CWL
1 stop12h 50mMultiple Airlines
Deal found 7/23$537
This KLM deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/271:55 pmSFO - CWL
1 stop35h 20mKLM
Deal found 7/23$552
This KLM deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/272:19 pmSFO - CWL
2 stops18h 26mKLM
Deal found 7/23$557
This KLM deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/151:55 pmSFO - CWL
1 stop18h 50mKLM
Deal found 7/24$612
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/157:15 amSFO - CWL
2 stops18h 00mDelta
Deal found 7/24$617
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/277:40 pmSFO - CWL
3 stops28h 20mMultiple Airlines
Deal found 7/23$624

Find flights from San Francisco to Cardiff within your budget

Customize your flight search to find flights from San Francisco to Cardiff 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 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$850 - $1,646

Route

Depart

Return

Price

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Wed 11/13

2 stops21h 20m

Cardiff Wales

Mon 11/25

1 stop33h 35m

$850

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Tue 11/12

1 stop19h 05m

Cardiff Wales

Tue 11/26

2 stops23h 06m

$856

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Tue 11/12

2 stops18h 45m

Cardiff Wales

Tue 11/26

2 stops20h 57m

$859

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Mon 11/11

2 stops25h 05m

Cardiff Wales

Tue 11/26

2 stops20h 57m

$894

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Tue 11/12

2 stops25h 05m

Cardiff Wales

Mon 11/25

2 stops20h 23m

$909

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Thu 8/22

2 stops23h 30m

Cardiff Wales

Thu 8/29

1 stop26h 30m

$1,159

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Thu 8/22

1 stop35h 20m

Cardiff Wales

Thu 8/29

1 stop26h 30m

$1,240

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Thu 8/22

2 stops23h 30m

Cardiff Wales

Thu 8/29

2 stops35h 30m

$1,389

San FranciscoCardiff Wales

SFO - CWL

SFOCWL

San Francisco

Tue 11/12

1 stop19h 05m

Cardiff Wales

Tue 11/26

1 stop26h 25m

$1,646

Flights are sorted by cheapest first

Deals found on 7/25

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

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Cardiff. Price data was last updated on July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Francisco to Cardiff flight should consider departing on Friday at noon when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from San Francisco to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from San Francisco with our price prediction graph.
Estimated round-trip 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.

Temperature and rainfall in Cardiff by month

Plan your trip to Cardiff by taking into account the average temperature and rainfall totals by month.

CWL

Temperature

39.2 - 64.4 °F

If weather is an important factor for your trip to Cardiff, 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 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. 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 Cardiff. Reviews last updated July 25, 2024.
To help decide which airline to fly from San Francisco to Cardiff, see what other customers have to say about Delta and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
9,630 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Comfort

7.9

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.0
Very good
9,630 reviews
Delta
8.0
Very good
9,630 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Comfort

7.9

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

KLM
7.9
Good
1,417 reviews
Delta
8.0
Very good
9,630 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Comfort

7.9

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Virgin Atlantic
7.6
Good
705 reviews
Delta
8.0
Very good
9,630 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Comfort

7.9

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from San Francisco to Cardiff for under $900 on Cheapflights?

    Yes, there are multiple flights from San Francisco to Cardiff for under $900. The cheapest flight booked recently is on KLM for just $850, but on average you can expect to pay $1,295.

  • What are the cheapest airlines flying from San Francisco to Cardiff round-trip?

    According to our current data, KLM ($850), Delta ($859), and Virgin Atlantic ($1,240) offers the cheapest pricing from San Francisco to Cardiff. KLM is currently priced 15% below the average price you’ll pay for this route.

  • What does SFO to CWL mean?

    San Francisco Airport is SFO and Cardiff Wales Airport is CWL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from San Francisco to Cardiff that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Cardiff flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Cardiff with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Cardiff flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

    Yes. In addition to deals on San Francisco to Cardiff flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Cardiff?

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to Cardiff that allow pets onboard?

    Many airlines flying from San Francisco to Cardiff offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Cardiff?

    Yes, you can often find last-minute deals on San Francisco to Cardiff flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Cardiff flight deals updated?

    The San Francisco to Cardiff flight deals you see on this page were last updated on 7/25.

  • What is the cheapest month to book a flight from San Francisco to Cardiff?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Cardiff (average of $708). Flying from San Francisco to Cardiff in June is currently the most expensive (average of $1,524). 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.

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Top 2 airlines flying from San Francisco to Cardiff

Discover the top 2 airlines that operate flights from San Francisco to Cardiff. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$639Average$823FlexibilityNo cancel feeOn-time75%
DeltaCheapest$685Average$852FlexibilityNo cancel feeOn-timeN/A
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Search flights from San Francisco to Cardiff by cabin class

Find flights from San Francisco to Cardiff, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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