How long is the flight from San Antonio to Cardiff?

There are many flights that can get you from San Antonio to Cardiff in 21h 20m. Fly via Virgin Atlantic or Delta to get the fastest option. San Antonio and Cardiff are separated by a distance of 4856 mi. Both multi-stop and direct flights can be found to your destination and back.

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

Currently, July is the cheapest month in which you can book a flight from San Antonio to Cardiff (average of £169). Flying from San Antonio to Cardiff in December is currently the most expensive (average of £263). 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.

In terms of precipitation, rainfall in Cardiff ranges from 50.0 - 90.0 inches per month. January is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Cardiff when rainfall is around 50.0 mm.

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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

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

When flying from San Antonio to Cardiff, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from San Antonio to Cardiff?

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

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

Yes. Cheapflights offers flight deals from San Antonio 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.

£741+ Cheap Flights from San Antonio to Cardiff

Cheap flight deals from San Antonio to Cardiff

Round-trip from	£741

Delta
26/2-2/3
4 total stops
52h 43m total
San Antonio to Cardiff

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Find flight deals from San Antonio to Cardiff

Best flights from San Antonio to Cardiff
Discover carefully curated flight deals from San Antonio to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Thu 26/206:30SAT - CWL

2 stops21h 20mVirgin Atlantic

Mon 2/317:15CWL - SAT

2 stops33h 12mVirgin Atlantic

Deal found 15/9£741

Thu 26/205:20SAT - CWL

2 stops22h 30mDelta

Mon 2/310:20CWL - SAT

2 stops41h 21mDelta

Deal found 13/9£741

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Antonio to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioCardiff

SAT - CWL

SATCWL

San Antonio

Thu 26/2

06:30-09:50

2 stops21h 20m

Cardiff Wales

Mon 2/3

17:15-20:27

2 stops33h 12m

£741

San AntonioCardiff

SAT - CWL

SATCWL

San Antonio

Thu 26/2

05:20-09:50

2 stops22h 30m

Cardiff Wales

Mon 2/3

10:20-21:41

2 stops41h 21m

£741

Flights are sorted by cheapest return flights first.

Deals found on 15/9

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 return 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

How long is the flight from San Antonio to Cardiff?
There are many flights that can get you from San Antonio to Cardiff in 21h 20m. Fly via Virgin Atlantic or Delta to get the fastest option. San Antonio and Cardiff are separated by a distance of 4856 mi. Both multi-stop and direct flights can be found to your destination and back.
Can I find deals for flights from San Antonio to Cardiff that include hotel bookings?
Yes. In addition to deals on San Antonio to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Antonio to Cardiff?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Cardiff.
Can I find deals for business class flights from San Antonio to Cardiff?
Yes. Cheapflights offers flight deals from San Antonio 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 Antonio to Cardiff?
Currently, July is the cheapest month in which you can book a flight from San Antonio to Cardiff (average of £169). Flying from San Antonio to Cardiff in December is currently the most expensive (average of £263). 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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