$877+ Cheap flights from San Antonio (SAT) 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CWL
Feb 28 — Mar 71
1 adult, Economy
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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 Antonio to Cardiff
Cheapest flights from San Antonio to CardiffExplore the most affordable flight options available from San Antonio to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from San Antonio to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Expedia deal was found by Cheapflights users on 1/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1512:22 pm
SAT
- CWL
2 stops23h 23m
KLM
Sun 3/225:30 pm
CWL
- SAT
2 stops47h 00m
KLM
Deal found 1/29![KLM logo]()
$877
This KLM deal was found by Cheapflights users on 1/27. 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 3/136:17 pm
SAT
- CWL
2 stops17h 38m
KLM
Fri 3/2010:20 am
CWL
- SAT
2 stops28h 35m
KLM
Deal found 1/27![KLM logo]()
$1,485
Find flight deals from San Antonio to Cardiff
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 January 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,485 (KLM) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio 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 January 29, 2026.
Use the filters below to find and compare flights from San Antonio to Cardiff that are best for you.
Fly from
San Antonio
Fly to
Cardiff
Route
Depart
Return
Price
San AntonioCardiff
SAT - CWL
SATCWL
San Antonio
Sun 3/15
12:22 pm-4:45 pm
2 stops23h 23m
Cardiff Wales
Sun 3/22
5:30 pm-11:30 am
2 stops47h 00m
$877
San AntonioCardiff
SAT - CWL
SATCWL
San Antonio
Fri 3/13
6:17 pm-4:55 pm
2 stops17h 38m
Cardiff Wales
Fri 3/20
10:20 am-9:55 am
2 stops28h 35m
$1,485
- Most accurate provider: When it comes to deals on San Antonio-Cardiff flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Cardiff flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Cardiff flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-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 Antonio-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 Antonio to Cardiff
Have a flexible travel schedule? Discover the best time to fly to Cardiff from San Antonio 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.
Related info for your journey
Find useful and relevant information for your journey from San Antonio 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