What is the cheapest airline that flies from Raleigh-Durham to San Antonio?

United Airlines is the most popular carrier operating from Raleigh-Durham to San Antonio

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which layover airport offers the lowest fares from Raleigh to San Antonio?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $369.

Which layover airport has the shortest travel time from Raleigh to San Antonio?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 4h 52m.

What is the most punctual flight time for Raleigh to San Antonio flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Which airport is the most popular layover for flights between Raleigh and San Antonio?

Charlotte (CLT) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to San Antonio?

Delta, Southwest and American Airlines are the top three most popular airlines that fly to San Antonio from Raleigh according to our data. Delta is the first choice among our users, with 38% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 6 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

How often are flights from Raleigh to San Antonio delayed?

Historically, on average around 30% of flights between Raleigh and San Antonio have experienced a delay on any given week. The average delay length over the past 12 months has been 22 minutes.

Which layover airport has the shortest connection time from Raleigh to San Antonio?

Dallas (DFW) has the shortest average layover time for this route: 0h 48m.

Which airline has the best punctuality record on Raleigh to San Antonio flights?

According to our data, Sun Country Air have had the least number of delays on this route over the last 12 months; with about 100% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Raleigh-Durham Airport to San Antonio Airport?

Prices for flights from Raleigh-Durham Airport to San Antonio Airport are updated daily.

How many operators does momondo search for flights from Raleigh-Durham Airport to San Antonio Airport?

The number of operators available for flights from Raleigh-Durham Airport to San Antonio Airport is 5 as of December 2025.

How old do you have to be to fly from Raleigh-Durham Airport to San Antonio Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Raleigh-Durham Airport to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$64 Cheap Flights from Raleigh to San Antonio in 2025/26

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1:40 pm - 8:25 pm

RDU

SAT

7h 45m1 stop

7:00 am - 2:49 pm

SAT

RDU

6h 49m1 stop

$159American Airlines

Wed, Jan 14 - Tue, Jan 20

6:00 am - 11:02 am

RDU

SAT

6h 02m1 stop

6:00 am - 3:18 pm

SAT

RDU

8h 18m1 stop

$166American Airlines

Wed, Feb 25 - Mon, Mar 2

6:03 pm - 10:58 pm

RDU

SAT

5h 55m1 stop

5:00 am - 10:42 am

SAT

RDU

4h 42m1 stop

$167American Airlines

Tue, Feb 10 - Sat, Feb 14

1:40 pm - 8:25 pm

RDU

SAT

7h 45m1 stop

7:00 am - 2:49 pm

SAT

RDU

6h 49m1 stop

$173American Airlines

Mon, Jan 26 - Thu, Jan 29

3:08 pm - 9:40 am

RDU

SAT

19h 32m1 stop

7:14 pm - 4:52 pm

SAT

RDU

20h 38m1 stop

$176Multiple Airlines

Fri, Jan 9 - Sun, Jan 11

8:03 am - 4:53 pm

RDU

SAT

9h 50m1 stop

4:12 pm - 10:33 pm

SAT

RDU

5h 21m1 stop

$179United Airlines

Tue, Feb 10 - Fri, Feb 13

1:18 pm - 7:26 pm

RDU

SAT

7h 08m1 stop

7:00 am - 1:06 pm

SAT

RDU

5h 06m1 stop

$184American Airlines

Tue, Jan 20 - Fri, Jan 23

6:15 am - 11:11 am

RDU

SAT

5h 56m1 stop

12:17 pm - 9:59 pm

SAT

RDU

8h 42m2 stops

$185United Airlines

Wed, Feb 25 - Mon, Mar 2

10:48 am - 11:52 pm

RDU

SAT

14h 04m1 stop

10:13 am - 9:44 am

SAT

RDU

22h 31m2 stops

$195Multiple Airlines

Tue, Feb 10 - Sat, Feb 14

3:15 pm - 9:10 pm

RDU

SAT

6h 55m1 stop

1:45 pm - 8:40 pm

SAT

RDU

5h 55m2 stops

$199Southwest

Tue, Jan 6 - Tue, Jan 13

American Airlines flights from Raleigh to San Antonio

Our best American Airlines deals on Raleigh to San Antonio flight tickets

American Airlines

Jan 14

RDU1:40 pmRaleigh-Durham

7h 45m

1 stop

SAT8:25 pmSan Antonio

Jan 20

SAT7:00 amSan Antonio

6h 49m

1 stop

RDU2:49 pmRaleigh-Durham

$159

Find similar

American Airlines

Feb 25

RDU6:00 amRaleigh-Durham

6h 02m

1 stop

SAT11:02 amSan Antonio

Mar 2

SAT6:00 amSan Antonio

8h 18m

1 stop

RDU3:18 pmRaleigh-Durham

$166

Find similar

American Airlines

Feb 10

RDU6:03 pmRaleigh-Durham

5h 55m

1 stop

SAT10:58 pmSan Antonio

Feb 14

SAT5:00 amSan Antonio

4h 42m

1 stop

RDU10:42 amRaleigh-Durham

$167

Find similar

Southwest flights from Raleigh to San Antonio

Our best Southwest deals on Raleigh to San Antonio flight tickets

Southwest

Jan 6

RDU3:15 pmRaleigh-Durham

6h 55m

1 stop

SAT9:10 pmSan Antonio

Jan 13

SAT1:45 pmSan Antonio

5h 55m

2 stops

RDU8:40 pmRaleigh-Durham

$199

Find similar

Southwest

Jan 6

RDU6:50 amRaleigh-Durham

8h 40m

2 stops

SAT2:30 pmSan Antonio

Jan 13

SAT1:45 pmSan Antonio

5h 55m

2 stops

RDU8:40 pmRaleigh-Durham

$236

Find similar

Southwest

Feb 10

RDU11:05 amRaleigh-Durham

7h 35m

2 stops

SAT5:40 pmSan Antonio

Feb 14

SAT3:25 pmSan Antonio

6h 40m

2 stops

RDU11:05 pmRaleigh-Durham

$255

Find similar

Fly from

Fly to

Route

Depart

Return

Price

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Wed 1/14

1:40 pm-8:25 pm

1 stop7h 45m

San Antonio

Tue 1/20

7:00 am-2:49 pm

1 stop6h 49m

$159

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Wed 2/25

6:00 am-11:02 am

1 stop6h 02m

San Antonio

Mon 3/2

6:00 am-3:18 pm

1 stop8h 18m

$166

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Tue 2/10

6:03 pm-10:58 pm

1 stop5h 55m

San Antonio

Sat 2/14

5:00 am-10:42 am

1 stop4h 42m

$167

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Mon 1/26

1:40 pm-8:25 pm

1 stop7h 45m

San Antonio

Thu 1/29

7:00 am-2:49 pm

1 stop6h 49m

$173

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Fri 1/9

3:08 pm-9:40 am

1 stop19h 32m

San Antonio

Sun 1/11

7:14 pm-4:52 pm

1 stop20h 38m

$176

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Tue 2/10

8:03 am-4:53 pm

1 stop9h 50m

San Antonio

Fri 2/13

4:12 pm-10:33 pm

1 stop5h 21m

$179

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Tue 1/20

1:18 pm-7:26 pm

1 stop7h 08m

San Antonio

Fri 1/23

7:00 am-1:06 pm

1 stop5h 06m

$184

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Wed 2/25

6:15 am-11:11 am

1 stop5h 56m

San Antonio

Mon 3/2

12:17 pm-9:59 pm

2 stops8h 42m

$185

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Tue 2/10

10:48 am-11:52 pm

1 stop14h 04m

San Antonio

Sat 2/14

10:13 am-9:44 am

2 stops22h 31m

$195

RaleighSan Antonio

RDU - SAT

RDUSAT

Raleigh-Durham

Tue 1/6

3:15 pm-9:10 pm

1 stop6h 55m

San Antonio

Tue 1/13

1:45 pm-8:40 pm

2 stops5h 55m

$199

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How to get the cheapest flight ticket from Raleigh to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of September, then book flights to San Antonio from Raleigh during October instead. Flights to San Antonio in October, while not as cheap as those in September, still average around $360.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Saturday when prices can be found for as low as $356. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $450.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the evening. momondo users have found flights departing from Raleigh to San Antonio in the evening for as low as $386. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $446. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Raleigh when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $401 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Raleigh for as low as $311 on momondo.

How have Raleigh to San Antonio flight prices changed over time?

As of December 2025, prices for Raleigh to San Antonio flights are approximately 259% more expensive when compared to flights at the same time last year.

When to book flights from Raleigh to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Raleigh to San Antonio according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Raleigh to San Antonio (RDU to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Raleigh to San Antonio

Fastest flight time	4h 46m
Direct flights	None

The fastest flight from Raleigh to San Antonio takes 4h 46m

There are no direct flights from Raleigh to San Antonio. There are no popular flight routes from Raleigh to San Antonio.

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How far is Raleigh-Durham to San Antonio by plane?
The distance between Raleigh-Durham and San Antonio is about 1232.6 mi. Flights usually cover this in 5h 18m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Raleigh-Durham Airport to San Antonio Airport?
Prices for flights from Raleigh-Durham Airport to San Antonio Airport are updated daily.
How many operators does momondo search for flights from Raleigh-Durham Airport to San Antonio Airport?
The number of operators available for flights from Raleigh-Durham Airport to San Antonio Airport is 5 as of December 2025.
How old do you have to be to fly from Raleigh-Durham Airport to San Antonio Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Raleigh-Durham Airport to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Raleigh to San Antonio?
Based on momondo bookings for flights between Raleigh and San Antonio, the leading airline is American Airlines, making up 40% of the total bookings. Other popular airlines include Southwest with 32%, Delta with 16%, and Frontier with 6%.

Best airlines flying from Raleigh to San Antonio

Compare and see reviews for airlines that fly from Raleigh to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $136	Free Cancellation	Rating 5.8 3,091 reviews	Search Frontier flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
United Airlines	PriceFrom $256	Free Cancellation	Rating 7.4 9,066 reviews	Search United Airlines flights
American Airlines	PriceFrom $277	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
Southwest	PriceFrom $279	Free Cancellation	Rating 8.0 4,250 reviews	Search Southwest flights

New Braunfels

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Boerne

Schertz

Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from Raleigh to San Antonio?

Finding the right flight to San Antonio from Raleigh is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.

Can I find flights from Raleigh to San Antonio with flexible booking policies on momondo?

All flight searches from Raleigh to San Antonio on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Raleigh to San Antonio?

momondo helps you find the best flight between Raleigh and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Raleigh to San Antonio right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Raleigh to San Antonio now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Antonio and let you know when they change.

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Cheap flights from Raleigh to San Antonio from $64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to San Antonio departing on 2/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Raleigh to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of September, then book flights to San Antonio from Raleigh during October instead. Flights to San Antonio in October, while not as cheap as those in September, still average around $360.

What is the cheapest day to depart on your flight to San Antonio?

What is the cheapest time of day to depart on your flight to San Antonio?

How far in advance should I book a flight to San Antonio?

How have Raleigh to San Antonio flight prices changed over time?

As of December 2025, prices for Raleigh to San Antonio flights are approximately 259% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Raleigh-Durham to San Antonio?

United Airlines is the most popular carrier operating from Raleigh-Durham to San Antonio

What airlines fly to San Antonio?

How often are flights from Raleigh to San Antonio delayed?

Historically, on average around 30% of flights between Raleigh and San Antonio have experienced a delay on any given week. The average delay length over the past 12 months has been 22 minutes.

What is the most punctual flight time for Raleigh to San Antonio flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Raleigh to San Antonio flights?

According to our data, Sun Country Air have had the least number of delays on this route over the last 12 months; with about 100% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Raleigh and San Antonio?

Charlotte (CLT) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Raleigh to San Antonio?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $369.

Which layover airport has the shortest travel time from Raleigh to San Antonio?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 4h 52m.

Which layover airport has the shortest connection time from Raleigh to San Antonio?

Dallas (DFW) has the shortest average layover time for this route: 0h 48m.

When to book flights from Raleigh to San Antonio

Cheap Raleigh to San Antonio (RDU to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Raleigh to San Antonio

Fastest flight time

Direct flights

How far is Raleigh-Durham to San Antonio by plane?

When did momondo last update prices for flights from Raleigh-Durham Airport to San Antonio Airport?

How many operators does momondo search for flights from Raleigh-Durham Airport to San Antonio Airport?

How old do you have to be to fly from Raleigh-Durham Airport to San Antonio Airport?

What documentation or ID do you need to fly to San Antonio Airport?

What is the most popular airline from Raleigh to San Antonio?

Best airlines flying from Raleigh to San Antonio

Compare and see reviews for airlines that fly from Raleigh to San Antonio with momondo

Traveling to a place near San Antonio?

Why use momondo?

Why should I use momondo to find a flight deal from Raleigh to San Antonio?

Can I find flights from Raleigh to San Antonio with flexible booking policies on momondo?

How can momondo help me find flights from Raleigh to San Antonio?

I’m not ready to book a flight from Raleigh to San Antonio right now. Can momondo alert me if prices change?

An easier way to manage your San Antonio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas