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$364+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CWL
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
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 December 18, 2024.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$3,862
(AranGrant)

One-way from

$364
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$776
Provider with most accurate pricing for San Francisco-Cardiff Wales flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Cardiff Wales flights.
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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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High demand for flights, 30% potential price rise
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Best time to find cheap flights, 9% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from San Francisco to Cardiff

Cheapest flights from San Francisco to Cardiff
Explore the most affordable flight options available from San Francisco to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Virgin Atlantic deal was found by Cheapflights users on 12/17. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/181:50 pmSFO - CWL
1 stop19h 05mVirgin Atlantic
Tue 12/245:25 pmCWL - SFO
1 stop26h 25mVirgin Atlantic
Deal found 12/17$1,208
This Delta deal was found by Cheapflights users on 12/16. 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.
Wed 12/186:00 amSFO - CWL
2 stops19h 50mDelta
Wed 12/2510:20 amCWL - SFO
1 stop33h 30mDelta
Deal found 12/16$1,535
This KLM deal was found by Cheapflights users on 12/16. 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 12/177:00 amSFO - CWL
2 stops18h 50mKLM
Wed 12/2510:20 amCWL - SFO
1 stop33h 30mKLM
Deal found 12/16$1,546
This Mytrip deal was found by Cheapflights users on 12/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/185:20 pmSFO - CWL
3 stops35h 05mMultiple Airlines
Tue 12/2410:10 amCWL - SFO
2 stops32h 55mMultiple Airlines
Deal found 12/17$2,877

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 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Tue 4/15

7:20 pm-12:25 pm

2 stops33h 05m

Cardiff Wales

Wed 4/30

12:00 pm-1:15 pm

2 stops33h 15m

$3,862

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Tue 4/15

1:50 pm-9:15 am

1 stop35h 25m

Cardiff Wales

Wed 4/30

5:15 pm-11:45 am

1 stop26h 30m

$4,448

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Mon 4/14

12:40 am-9:15 am

2 stops24h 35m

Cardiff Wales

Wed 4/30

9:45 am-7:24 pm

2 stops17h 39m

$5,513

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Tue 4/15

9:29 am-3:35 pm

3 stops22h 06m

Cardiff Wales

Wed 4/30

12:00 pm-1:50 pm

2 stops33h 50m

$11,299

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Sun 2/23

2:40 pm-9:25 am

3 stops58h 45m

$364

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Mon 2/24

1:50 pm-4:55 pm

1 stop19h 05m

$575

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

  • Most accurate provider: When it comes to deals on San Francisco-Cardiff flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Cardiff flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Francisco-Cardiff flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Cardiff flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Cardiff flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Travel insights for flights from San Francisco to Cardiff

Get recent, data-driven insights about flights from San Francisco to Cardiff including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from SFO to CWL?

Find hourly flight availability from San Francisco to Cardiff. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

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 7% versus a flight in the morning.

Rainfall in Cardiff by month

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

In terms of precipitation, rainfall in Cardiff ranges from 2.0 - 3.5 inches per month. January is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Cardiff when rainfall is around 2.0 in.

Temperature in Cardiff by month

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

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 December 18, 2024.
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus
7.1
Good
1,073 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    According to our current data, Aer Lingus ($3,862), KLM ($4,448), and Delta ($5,513) offers the cheapest pricing from San Francisco to Cardiff.

  • 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.

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

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Cardiff (average of $773). Flying from San Francisco to Cardiff in June is currently the most expensive (average of $1,622). 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 airline flying from San Francisco to Cardiff

Discover the top airline 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 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$724Average$776FlexibilityNo cancel feeOn-time75%
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