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

Currently, February is the cheapest month in which you can book a flight from San Antonio to Cardiff (average of $773). Flying from San Antonio 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.

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

Travelers seeking maximum savings on their San Antonio to Cardiff flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Antonio to Cardiff as you normally would.

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 vacation 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.

$1,109+ Flights from San Antonio to Cardiff

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Cheap flight deals from San Antonio to Cardiff

Round-trip from	$1,109 (KLM)

From San Antonio to Cardiff Wales

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Find flight deals from San Antonio to Cardiff

Cheapest flights from San Antonio to Cardiff
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 July 30, 2025.

Fri 10/2412:02 pmSAT - CWL

2 stops15h 08mKLM

Sat 11/110:20 amCWL - SAT

2 stops17h 22mKLM

Deal found 7/30

$1,109

Best flights from San Antonio to Cardiff
Discover carefully curated flight deals from San Antonio to Cardiff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Fri 10/2412:02 pmSAT - CWL

2 stops15h 08mKLM

Sat 11/110:20 amCWL - SAT

2 stops17h 22mKLM

Deal found 7/30

$1,109

Fly from

Fly to

Route

Depart

Return

Price

San AntonioCardiff

SAT - CWL

SATCWL

San Antonio

Fri 10/24

12:02 pm-9:10 am

2 stops15h 08m

Cardiff Wales

Sat 11/1

10:20 am-10:42 pm

2 stops17h 22m

$1,109

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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.

Reviews of airlines servicing Cardiff

Peruse reviews from past customers who have flown with KLM from San Antonio to Cardiff to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,383 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,383 reviews

KLM

7.8

Good

1,383 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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 vacation 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, February is the cheapest month in which you can book a flight from San Antonio to Cardiff (average of $773). Flying from San Antonio 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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$1,109+ 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Antonio to Cardiff with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Antonio to Cardiff

Round-trip from

Find 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 July 30, 2025.

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 July 30, 2025.

Cheapflights Fare Finder

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

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.

Reviews of airlines servicing Cardiff

Peruse reviews from past customers who have flown with KLM from San Antonio to Cardiff to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

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

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

Traveling to a place near Cardiff?

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Cheapest flights from San Antonio to Cardiff
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 July 30, 2025.