$896+ Cheap flights from San Francisco (SFO) to Cardiff (CWL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CWL
Apr 11 — Apr 181
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Cardiff with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Cardiff
Cheapest
Best
Last-minute
Cheapest flights from San Francisco to CardiffExplore 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 March 12, 2026.
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 March 12, 2026.
This lastminute.com deal was found by Cheapflights users on 3/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:07 pm
SFO
- CWL
2 stops40h 58m
Virgin Atlantic
Thu 4/309:45 am
CWL
- SFO
2 stops23h 38m
Virgin Atlantic
Deal found 3/9![Virgin Atlantic logo]()
$896
This KLM deal was found by Cheapflights users on 3/10. 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 8/57:00 am
SFO
- CWL
2 stops18h 15m
KLM
Wed 8/195:15 pm
CWL
- SFO
1 stop26h 30m
KLM
Deal found 3/10![KLM logo]()
$924
This Delta deal was found by Cheapflights users on 3/10. 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 4/78:55 am
SFO
- CWL
2 stops23h 50m
Delta
Tue 4/149:45 am
CWL
- SFO
2 stops22h 42m
Delta
Deal found 3/10![Delta logo]()
$933
This KLM deal was found by Cheapflights users on 3/10. 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 8/57:00 am
SFO
- CWL
2 stops18h 15m
Multiple Airlines
Wed 8/199:45 am
CWL
- SFO
2 stops20h 49m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$934
This Trip.com deal was found by Cheapflights users on 3/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:45 pm
SFO
- CWL
1 stop35h 30m
Multiple Airlines
Thu 4/305:15 pm
CWL
- SFO
1 stop26h 30m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$947
This Delta deal was found by Cheapflights users on 3/8. 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 5/41:45 pm
SFO
- CWL
1 stop19h 00m
Delta
Wed 5/139:45 am
CWL
- SFO
1 stop34h 00m
Delta
Deal found 3/8![Delta logo]()
$959
This Delta deal was found by Cheapflights users on 3/8. 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.
Sun 5/310:30 pm
SFO
- CWL
2 stops34h 15m
Delta
Wed 5/139:45 am
CWL
- SFO
1 stop34h 00m
Delta
Deal found 3/8![Delta logo]()
$963
This KLM deal was found by Cheapflights users on 3/10. 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.
Fri 4/246:20 am
SFO
- CWL
2 stops18h 55m
KLM
Fri 5/19:45 am
CWL
- SFO
2 stops23h 38m
KLM
Deal found 3/10![KLM logo]()
$964
This Delta deal was found by Cheapflights users on 3/8. 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.
Sat 5/21:45 pm
SFO
- CWL
1 stop19h 00m
Delta
Wed 5/139:45 am
CWL
- SFO
1 stop34h 00m
Delta
Deal found 3/8![Delta logo]()
$988
Best flights from San Francisco to CardiffDiscover carefully curated flight deals from San Francisco to Cardiff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.
Discover carefully curated flight deals from San Francisco to Cardiff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.
This KLM deal was found by Cheapflights users on 3/10. 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 8/57:00 am
SFO
- CWL
2 stops18h 15m
Multiple Airlines
Wed 8/199:45 am
CWL
- SFO
2 stops20h 49m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$934
This Delta deal was found by Cheapflights users on 3/8. 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 5/69:50 am
SFO
- CWL
2 stops39h 25m
Delta
Wed 5/139:45 am
CWL
- SFO
1 stop34h 00m
Delta
Deal found 3/8![Delta logo]()
$963
This KLM deal was found by Cheapflights users on 3/10. 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.
Fri 4/241:45 pm
SFO
- CWL
1 stop19h 20m
KLM
Fri 5/19:45 am
CWL
- SFO
1 stop34h 00m
KLM
Deal found 3/10![KLM logo]()
$1,014
This Delta deal was found by Cheapflights users on 3/8. 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.
Sun 5/310:30 pm
SFO
- CWL
2 stops34h 15m
Delta
Wed 5/139:45 am
CWL
- SFO
1 stop34h 00m
Delta
Deal found 3/8![Delta logo]()
$963
This KLM deal was found by Cheapflights users on 3/10. 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 8/51:45 pm
SFO
- CWL
1 stop19h 00m
KLM
Wed 8/199:45 am
CWL
- SFO
1 stop34h 00m
KLM
Deal found 3/10![KLM logo]()
$1,035
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Wed 5/205:40 pm
SFO
- CWL
1 stop20h 45m
Multiple Airlines
Tue 5/2611:35 am
CWL
- SFO
2 stops32h 25m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$1,060
This Delta deal was found by Cheapflights users on 3/8. 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.
Sat 5/21:45 pm
SFO
- CWL
1 stop19h 00m
Delta
Wed 5/139:45 am
CWL
- SFO
1 stop34h 00m
Delta
Deal found 3/8![Delta logo]()
$988
This Delta deal was found by Cheapflights users on 3/8. 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 5/71:45 pm
SFO
- CWL
1 stop19h 00m
Delta
Wed 5/139:45 am
CWL
- SFO
1 stop34h 00m
Delta
Deal found 3/8![Delta logo]()
$988
This KLM deal was found by Cheapflights users on 3/11. 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 5/201:45 pm
SFO
- CWL
1 stop19h 00m
KLM
Tue 5/269:45 am
CWL
- SFO
1 stop34h 00m
KLM
Deal found 3/11![KLM logo]()
$1,214
This Delta deal was found by Cheapflights users on 3/8. 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.
Fri 5/110:30 pm
SFO
- CWL
2 stops34h 15m
Delta
Wed 5/139:45 am
CWL
- SFO
1 stop34h 00m
Delta
Deal found 3/8![Delta logo]()
$1,027
This KLM deal was found by Cheapflights users on 3/10. 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.
Sat 8/81:45 pm
SFO
- CWL
1 stop19h 00m
KLM
Sat 8/155:35 pm
CWL
- SFO
1 stop26h 10m
KLM
Deal found 3/10![KLM logo]()
$1,237
Last-minute flights from San Francisco to CardiffDiscover last-minute flight deals from San Francisco to Cardiff. Data last updated March 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Cardiff. Data last updated March 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/10. 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 4/78:55 am
SFO
- CWL
2 stops23h 50m
Delta
Tue 4/149:45 am
CWL
- SFO
2 stops22h 42m
Delta
Deal found 3/10![Delta logo]()
$933
This KLM deal was found by Cheapflights users on 3/10. 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 4/71:05 pm
SFO
- CWL
2 stops19h 40m
KLM
Tue 4/145:15 pm
CWL
- SFO
1 stop26h 30m
KLM
Deal found 3/10![KLM logo]()
$989
This Mytrip deal was found by Cheapflights users on 3/10. 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.
Tue 4/72:40 pm
SFO
- CWL
2 stops24h 25m
Multiple Airlines
Tue 4/1412:00 pm
CWL
- SFO
3 stops35h 55m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$2,077
This lastminute.com deal was found by Cheapflights users on 3/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:07 pm
SFO
- CWL
2 stops40h 58m
Virgin Atlantic
Thu 4/309:45 am
CWL
- SFO
2 stops23h 38m
Virgin Atlantic
Deal found 3/9![Virgin Atlantic logo]()
$896
This Trip.com deal was found by Cheapflights users on 3/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:45 pm
SFO
- CWL
1 stop35h 30m
Multiple Airlines
Thu 4/305:15 pm
CWL
- SFO
1 stop26h 30m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$947
This KLM deal was found by Cheapflights users on 3/10. 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.
Fri 4/246:20 am
SFO
- CWL
2 stops18h 55m
KLM
Fri 5/19:45 am
CWL
- SFO
2 stops23h 38m
KLM
Deal found 3/10![KLM logo]()
$964
Find 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 March 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $896 (lastminute.com) |
Cheapflights Fare Finder
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 March 12, 2026.
Use the filters below to find and compare flights from San Francisco to Cardiff that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Wed 8/5
7:00 am-9:15 am
2 stops18h 15m
Cardiff Wales
Wed 8/19
9:45 am-10:34 pm
2 stops20h 49m
$934
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Wed 5/6
9:50 am-9:15 am
2 stops39h 25m
Cardiff Wales
Wed 5/13
9:45 am-11:45 am
1 stop34h 00m
$963
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Sun 5/3
10:30 pm-4:45 pm
2 stops34h 15m
Cardiff Wales
Wed 5/13
9:45 am-11:45 am
1 stop34h 00m
$963
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Sat 5/2
1:45 pm-4:45 pm
1 stop19h 00m
Cardiff Wales
Wed 5/13
9:45 am-11:45 am
1 stop34h 00m
$988
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Thu 5/7
1:45 pm-4:45 pm
1 stop19h 00m
Cardiff Wales
Wed 5/13
9:45 am-11:45 am
1 stop34h 00m
$988
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Fri 4/24
1:45 pm-5:05 pm
1 stop19h 20m
Cardiff Wales
Fri 5/1
9:45 am-11:45 am
1 stop34h 00m
$1,014
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Fri 5/1
10:30 pm-4:45 pm
2 stops34h 15m
Cardiff Wales
Wed 5/13
9:45 am-11:45 am
1 stop34h 00m
$1,027
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Wed 8/5
1:45 pm-4:45 pm
1 stop19h 00m
Cardiff Wales
Wed 8/19
9:45 am-11:45 am
1 stop34h 00m
$1,035
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Wed 5/20
5:40 pm-10:25 pm
1 stop20h 45m
Cardiff Wales
Tue 5/26
11:35 am-12:00 pm
2 stops32h 25m
$1,060
San FranciscoCardiff
SFO - CWL
SFOCWL
San Francisco
Wed 5/20
1:45 pm-4:45 pm
1 stop19h 00m
Cardiff Wales
Tue 5/26
9:45 am-11:45 am
1 stop34h 00m
$1,214
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Cardiff
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Cardiff in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Cardiff flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Cardiff flight deals on Cheapflights vs. FlightHub >95% 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 FlightHub the most. FlightHub 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.
SFO-CWL
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.
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.
Traveling to a place near Cardiff?
Book flights to Cardiff if you plan to visit one of these locationsBridgend
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