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$84+ Cheap flights from Charlotte to San Antonio (CLT - SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — SAT
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Charlotte Douglas to San Antonio are usually found in August or May, booked 55 days in advance, depart on a Wednesday or Friday and return on a Wednesday

Cheap flight deals from Charlotte to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Charlotte (CLT) to San Antonio (SAT). 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 September 17, 2025.

Round-trip from

$277
(Kiwi.com)

One-way from

$84
(Booking.com)

Popular in

April

Cheapest in

August

Average price

$341

Good round-trip deal

$297 or less

Good one-way deal

$398 or less
From Charlotte Douglas to San Antonio
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One-way flight from Charlotte Douglas to San Antonio
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Highest demand for flights based on searches. 5% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Charlotte Douglas to San Antonio.
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Price to beat on a one-way flight from Charlotte Douglas to San Antonio.
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Find flight deals from Charlotte to San Antonio

Cheapest flights from Charlotte to San Antonio
Explore the most affordable flight options available from Charlotte to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sun 11/165:45 amCLT - SAT
1 stop10h 26mMultiple Airlines
Mon 11/175:35 pmSAT - CLT
2 stops14h 02mMultiple Airlines
Deal found 9/14$277
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:20 amCLT - SAT
1 stop9h 30mSpirit Airlines
Sun 11/94:16 pmSAT - CLT
1 stop7h 43mSpirit Airlines
Deal found 9/17$278
This Southwest deal was found by Cheapflights users on 9/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/278:40 pmCLT - SAT
1 stop6h 05mSouthwest
Wed 12/316:50 amSAT - CLT
1 stop4h 30mSouthwest
Deal found 9/15$279
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 10/175:34 pmCLT - SAT
1 stop24h 03mMultiple Airlines
Mon 10/207:10 pmSAT - CLT
1 stop11h 37mMultiple Airlines
Deal found 9/15$280
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:10 pmCLT - SAT
Nonstop3h 02mAmerican Airlines
Sat 11/83:00 pmSAT - CLT
1 stop8h 27mAmerican Airlines
Deal found 9/16$281
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 10/165:45 amCLT - SAT
1 stop13h 45mSpirit Airlines
Sun 10/197:35 pmSAT - CLT
2 stops15h 45mSpirit Airlines
Deal found 9/16$282
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/125:45 amCLT - SAT
1 stop10h 26mMultiple Airlines
Wed 11/196:23 pmSAT - CLT
2 stops14h 29mMultiple Airlines
Deal found 9/14$284
This KAYAK deal was found by Cheapflights users on 9/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:45 amCLT - SAT
1 stop13h 45mSpirit Airlines
Sun 11/27:35 pmSAT - CLT
1 stop13h 41mSpirit Airlines
Deal found 9/15$285
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:30 amCLT - SAT
1 stop5h 40mSouthwest
Sat 10/411:45 amSAT - CLT
2 stops7h 05mSouthwest
Deal found 9/14$286
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Fri 11/145:45 amCLT - SAT
1 stop10h 26mSpirit Airlines
Sun 11/164:16 pmSAT - CLT
1 stop16h 11mSpirit Airlines
Deal found 9/14$287
This Southwest deal was found by Cheapflights users on 9/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:40 amCLT - SAT
1 stop7h 25mSouthwest
Wed 10/11:10 pmSAT - CLT
1 stop5h 50mSouthwest
Deal found 9/15$288
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/125:45 amCLT - SAT
1 stop10h 26mSpirit Airlines
Sat 11/156:00 amSAT - CLT
2 stops11h 47mSpirit Airlines
Deal found 9/14$289

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charlotte to San Antonio 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 September 17, 2025.
Use the filters below to find and compare flights from Charlotte to San Antonio that are best for you.

Fly from

Charlotte

Fly to

San Antonio

Route

Depart

Return

Price

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Wed 10/1

6:30 am-11:10 am

1 stop5h 40m

San Antonio

Sat 10/4

11:35 am-7:50 pm

1 stop7h 15m

$281

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Mon 10/13

5:45 am-6:30 pm

1 stop13h 45m

San Antonio

Mon 10/20

5:45 pm-1:35 pm

2 stops18h 50m

$291

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Tue 1/6

8:25 am-12:50 pm

1 stop5h 25m

San Antonio

Sat 1/10

11:45 am-7:15 pm

2 stops6h 30m

$292

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Sat 12/13

6:45 am-12:55 pm

2 stops7h 10m

San Antonio

Tue 12/23

5:50 pm-11:15 pm

1 stop4h 25m

$294

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Sat 10/18

5:25 pm-10:42 pm

1 stop6h 17m

San Antonio

Tue 10/21

10:54 am-4:40 pm

1 stop4h 46m

$295

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Tue 9/30

5:30 am-11:19 am

1 stop6h 49m

San Antonio

Sat 10/4

5:45 pm-11:46 pm

1 stop5h 01m

$295

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Wed 12/17

6:00 am-10:55 am

1 stop5h 55m

San Antonio

Wed 12/24

12:02 pm-9:37 pm

1 stop8h 35m

$297

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Thu 1/15

5:50 am-12:40 pm

1 stop7h 50m

San Antonio

Mon 1/19

6:10 am-3:35 pm

1 stop8h 25m

$297

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Tue 12/16

5:05 pm-9:02 pm

1 stop4h 57m

San Antonio

Tue 12/23

12:02 pm-9:37 pm

1 stop8h 35m

$297

CharlotteSan Antonio

CLT - SAT

CLTSAT

Charlotte Douglas

Fri 10/24

5:45 am-6:30 pm

1 stop13h 45m

San Antonio

Sun 10/26

9:52 pm-9:10 pm

2 stops22h 18m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 19 results
1
2

Best time to book a flight from Charlotte to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Charlotte 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.

Cheapflights Insights

Everything you need to know about your flight from Charlotte to San Antonio

How far ahead should I book a flight from Charlotte to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Charlotte to San Antonio. Price data was last updated on September 12, 2025.

The price you pay for your flight from Charlotte to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Charlotte to San Antonio (average of $295). Flying from Charlotte to San Antonio in March is currently the most expensive (average of $376). 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 time of day to fly from CLT to SAT?

Find hourly flight availability from Charlotte to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Charlotte to San Antonio in the morning. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Charlotte to San Antonio. Price data was last updated on September 14, 2025.

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

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated September 17, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Charlotte to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,023 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Charlotte to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Charlotte to San Antonio?

    Booking a flight from Charlotte Douglas (CLT) to San Antonio (SAT) is your only option if you wish to fly from Charlotte to San Antonio. On a typical day, there are 4 flights from Douglas to San Antonio, all of which are around 2h 59m for a nonstop flight. You can also purchase a plane ticket from 6 airlines when you book a flight from Douglas to San Antonio.

  • How long is the flight from Charlotte to San Antonio?

    There are many flights that can get you from Charlotte to San Antonio in 5h 40m. Fly via Southwest to get the fastest option. The distance from Charlotte to San Antonio is about 1093 mi.

  • What are the cheapest airlines flying from Charlotte to San Antonio round-trip?

    Flying on Frontier is currently your cheapest option to San Antonio, with prices starting at $115. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Delta, with the lowest prices starting at $171 and $196, respectively. You may be able to fly from Charlotte to San Antonio for 66% less than the average price by searching for these airlines.

  • What are the cheapest flights from Charlotte to San Antonio?

    Looking for the cheapest flight from Charlotte to San Antonio? While on average our users pay $536, our data indicates the cheapest price to be $275. The most popular route (Charlotte Douglas - San Antonio), is priced around $177.

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

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

  • How can I find direct flights from Charlotte to San Antonio?

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

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

    Yes. Cheapflights offers flight deals from Charlotte to San Antonio 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 Charlotte to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Charlotte to San Antonio (average of $295). Flying from Charlotte to San Antonio in March is currently the most expensive (average of $376). 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.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Charlotte to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Charlotte to San Antonio

Discover the top 6 airlines that operate flights from Charlotte to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$115Average$140FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$171Average$237FlexibilityNo cancel feeOn-time65%
DeltaCheapest$196Average$304FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$211Average$346FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$222Average$409FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$249Average$357FlexibilityNo cancel feeOn-time71%

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