$77 Cheap Flights from Charlotte (CLT) to San Antonio (SAT)

View $77 flight on Fri, Oct 24, 2025Opens in a new window

Popular airlines from Charlotte-Douglas Intl. Airport (CLT) to San Antonio International Airport (SAT)

Cheap Flights from Charlotte to San Antonio (CLT-SAT)

Prices were available within the past 7 days and start at $77 for one-way flights and $187 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Sep 4 - Thu, Sep 11
CLT
Charlotte
SAT
San Antonio
$187 Roundtrip, found 9 hours ago
$187
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Charlotte to San Antonio, returning Thu, Sep 11, priced at $187 found 9 hours ago
Spirit Airlines
Tue, Nov 11 - Wed, Nov 12
CLT
Charlotte
SAT
San Antonio
$205 Roundtrip, found 3 hours ago
$205
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Tue, Nov 11 from Charlotte to San Antonio, returning Wed, Nov 12, priced at $205 found 3 hours ago
Frontier Airlines
Mon, Oct 27 - Wed, Nov 5
CLT
Charlotte
SAT
San Antonio
$215 Roundtrip, found 9 hours ago
$215
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Mon, Oct 27 from Charlotte to San Antonio, returning Wed, Nov 5, priced at $215 found 9 hours ago
Spirit Airlines
Tue, Nov 11 - Thu, Nov 13
CLT
Charlotte
SAT
San Antonio
$215 Roundtrip, just found
$215
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Nov 11 from Charlotte to San Antonio, returning Thu, Nov 13, priced at $215 just found
Frontier Airlines
Mon, Oct 27 - Thu, Nov 6
CLT
Charlotte
SAT
San Antonio
$225 Roundtrip, found 7 hours ago
$225
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Mon, Oct 27 from Charlotte to San Antonio, returning Thu, Nov 6, priced at $225 found 7 hours ago
Spirit Airlines
Wed, Nov 12 - Fri, Nov 14
CLT
Charlotte
SAT
San Antonio
$227 Roundtrip, just found
$227
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Nov 12 from Charlotte to San Antonio, returning Fri, Nov 14, priced at $227 just found
Spirit Airlines
Wed, Nov 12 - Fri, Nov 14
CLT
Charlotte
SAT
San Antonio
$235 Roundtrip, just found
$235
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Nov 12 from Charlotte to San Antonio, returning Fri, Nov 14, priced at $235 just found
Southwest Airlines
Mon, Nov 17 - Tue, Nov 18
CLT
Charlotte
SAT
San Antonio
$243 Roundtrip, found 3 hours ago
$243
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Mon, Nov 17 from Charlotte to San Antonio, returning Tue, Nov 18, priced at $243 found 3 hours ago
American Airlines
Tue, Nov 4 - Tue, Nov 11
CLT
Charlotte
SAT
San Antonio
$269 Roundtrip, found 12 hours ago
$269
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Nov 4 from Charlotte to San Antonio, returning Tue, Nov 11, priced at $269 found 12 hours ago
Delta
Sat, Sep 6 - Sat, Sep 20
CLT
Charlotte
SAT
San Antonio
$295 Roundtrip, found 1 hour ago
$295
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Sep 6 from Charlotte to San Antonio, returning Sat, Sep 20, priced at $295 found 1 hour ago

Find the cheapest month to fly from Charlotte (CLT) to San Antonio (SAT)

October is typically the cheapest month to fly

From $128 - $258 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Antonio

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Antonio Intl. SAT. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $311
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $311
Flights from Charlotte (CLT) to San Antonio (SAT)
Origin airport
Charlotte-Douglas Intl.
Destination airport
San Antonio Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$187
Distance
1093 mi
Average flight time
1 hour 49 mins

Charlotte to San Antonio Flights

The cheapest times to fly from Charlotte to San Antonio

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Charlotte to San Antonio are during the month of September. You can find some of the cheapest flights from Charlotte to San Antonio with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Charlotte to San Antonio

Sunday is one of the best days to book for cheap flights from Charlotte to San Antonio: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Charlotte to San Antonio

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Charlotte to San Antonio in 2025. You can also book with separate airlines for your outbound and return journeys, from $77 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Charlotte to San Antonio flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Charlotte to San Antonio airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT) cost?
Lock in a cheap one-way flight from $77 or cheap return flight from $187 from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
Traveling in September may help you find better deals, as it's the cheapest month for flights between CLT and SAT. You'll often find the lowest prices during the off-season.
Which airlines fly direct from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
When heading out of Charlotte-Douglas Intl. Airport (CLT), you can board a nonstop flight to San Antonio Intl. Airport (SAT) with American Airlines.
What is the cheapest airline that flies from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest CLT to SAT flight.
How many flights per day from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
With, on average, 3 nonstop flights departing from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT) each day, you'll be taking off on vacation soon enough.
What are the most popular departure times for flights from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
The 5 PM departures from CLT to SAT see the highest demand. These flights can come with a higher price due to their popularity. If you want to save on your trip, pick a less crowded time to fly.
What day of the week has the most flights from CLT to SAT?
Travel on a Monday if you're searching for the biggest selection of flights from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT).
What is the earliest flight from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
Charlotte-Douglas Intl. Airport (CLT)'s earliest flight to San Antonio Intl. Airport (SAT) leaves at approximately 8:55AM UTC-5. With a flight time of 3h 22m, you'll arrive at around 11:17AM UTC-6.
How long does it take to fly from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
The average flight duration from CLT to SAT is 3 hours and 19 minutes, covering a total distance of 1,100 mi.
What is the best time to fly from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
Choose a flight from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Antonio from Charlotte-Douglas Intl. Airport (CLT)?
San Antonio Intl. Airport (SAT) is the only airport in San Antonio with direct flights from Charlotte-Douglas Intl. Airport (CLT). Check out your options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT) last-minute?
Booking your plane ticket from CLT to SAT just before your getaway is generally more expensive. However, if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a CLT to SAT flight and hotel package?
You'll typically save money by booking a CLT to SAT flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your ideal accommodations and flights, you can add extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Charlotte-Douglas Intl. Airport (CLT) to San Antonio Intl. Airport (SAT)?
Generally, it's possible to cancel or reschedule your CLT to SAT flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.