How many flights depart from District of Columbia to San Antonio on average per week?

48 flights are operational weekly from District of Columbia to San Antonio as of September 2025. The most popular departure day for this route is Mon, with 19% of flights per week taking off on this day.

How many flights depart from District of Columbia to San Antonio on average per day?

As of September 2025, 6 flights take off from District of Columbia and land in San Antonio each day. The most common flight departure time for this route is 5:00PM, with 59% of daily flights taking off in the afternoon.

What is the cheapest airline that flies from District of Columbia to San Antonio?

Frontier, American Airlines, and Southwest are the most popular carriers operating from District of Columbia to San Antonio

What airlines fly to San Antonio?

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to San Antonio from District of Columbia according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 7 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from District of Columbia to San Antonio Airport?

Prices for flights from District of Columbia to San Antonio Airport are refreshed on a daily basis.

How many operators does momondo search for flights from District of Columbia to San Antonio Airport?

The number of operators available for flights from District of Columbia to San Antonio Airport is 5 as of September 2025.

How old do you have to be to fly from District of Columbia 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 District of Columbia 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.

$92 Cheap Flights from District of Columbia to San Antonio in 2025/26

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Find the cheapest flights from District of Columbia to San Antonio

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:59 pm - 10:56 pmDCA-SAT

3h 57mnonstop

6:50 am - 10:59 amSAT-DCA

3h 09mnonstop

$249American Airlines

Find Deal

Fri, Oct 31 - Mon, Nov 3

8:15 am - 11:19 amIAD-SAT

4h 04mnonstop

7:05 am - 11:14 amSAT-IAD

3h 09mnonstop

$249United Airlines

Find Deal

Thu, Jan 15 - Mon, Jan 19

6:00 pm - 7:30 pmDCA-SAT

26h 30m1 stop

8:25 pm - 4:59 pmSAT-DCA

19h 34m1 stop

$253Frontier

Find Deal

Sat, Nov 8 - Mon, Nov 10

8:40 am - 6:32 pmIAD-SAT

34h 52m2 stops

10:58 am - 7:51 pmSAT-IAD

7h 53m1 stop

$256Multiple Airlines

Find Deal

Wed, Nov 5 - Sat, Nov 8

1:00 pm - 11:14 amDCA-SAT

23h 14m1 stop

3:59 pm - 9:59 pmSAT-DCA

29h 00m1 stop

$257Frontier

Find Deal

Sat, Oct 11 - Tue, Oct 14

2:40 pm - 6:55 pmDCA-SAT

5h 15m1 stop

3:00 pm - 8:45 pmSAT-DCA

4h 45m1 stop

$260Southwest

Find Deal

Thu, Nov 20 - Mon, Nov 24

1:21 pm - 9:18 amIAD-SAT

20h 57m2 stops

6:00 am - 7:35 amSAT-IAD

24h 35m1 stop

$263Multiple Airlines

Find Deal

Thu, Dec 11 - Sun, Dec 14

6:00 am - 11:10 amDCA-SAT

6h 10m1 stop

6:50 am - 12:35 pmSAT-DCA

4h 45m1 stop

$264Southwest

Find Deal

Thu, Dec 25 - Wed, Dec 31

6:02 am - 10:56 amDCA-SAT

5h 54m1 stop

2:40 pm - 11:37 pmSAT-DCA

7h 57m1 stop

$269Delta

Find Deal

Thu, Dec 11 - Sun, Dec 14

6:00 am - 10:56 amIAD-SAT

5h 56m1 stop

2:40 pm - 12:02 amSAT-IAD

8h 22m1 stop

$269Delta

Find Deal

Wed, Dec 10 - Sun, Dec 14

Delta flights from District of Columbia to San Antonio

Our best Delta deals on District of Columbia to San Antonio flight tickets

Delta

Dec 10

IAD6:00 amWashington, D.C. Dulles Intl

5h 56m

1 stop

SAT10:56 amSan Antonio

Dec 14

SAT2:40 pmSan Antonio

8h 22m

1 stop

IAD12:02 amWashington, D.C. Dulles Intl

$269

Find similar

Delta

Oct 15

IAD5:52 pmWashington, D.C. Dulles Intl

7h 28m

1 stop

SAT12:20 amSan Antonio

Oct 18

SAT6:41 amSan Antonio

6h 57m

1 stop

IAD2:38 pmWashington, D.C. Dulles Intl

$289

Find similar

Delta

Dec 12

DCA7:36 pmWashington, D.C. Reagan-National

5h 58m

1 stop

SAT12:34 amSan Antonio

Dec 16

SAT11:35 amSan Antonio

4h 46m

1 stop

DCA5:21 pmWashington, D.C. Reagan-National

$294

Find similar

American Airlines flights from District of Columbia to San Antonio

Our best American Airlines deals on District of Columbia to San Antonio flight tickets

American Airlines

Oct 31

DCA7:59 pmWashington, D.C. Reagan-National

3h 57m

SAT10:56 pmSan Antonio

Nov 3

SAT6:50 amSan Antonio

3h 09m

DCA10:59 amWashington, D.C. Reagan-National

$249

Find similar

American Airlines

Oct 31

DCA7:59 pmWashington, D.C. Reagan-National

3h 57m

SAT10:56 pmSan Antonio

Nov 2

SAT5:39 pmSan Antonio

5h 05m

1 stop

DCA11:44 pmWashington, D.C. Reagan-National

$279

Find similar

American Airlines

Nov 6

DCA7:59 pmWashington, D.C. Reagan-National

4h 06m

SAT11:05 pmSan Antonio

Nov 9

SAT6:50 amSan Antonio

3h 09m

DCA10:59 amWashington, D.C. Reagan-National

$283

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Fri 10/31

7:59 pm-10:56 pm

Nonstop3h 57m

San Antonio

Mon 11/3

6:50 am-10:59 am

Nonstop3h 09m

$249

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Thu 1/15

8:15 am-11:19 am

Nonstop4h 04m

San Antonio

Mon 1/19

7:05 am-11:14 am

Nonstop3h 09m

$249

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Sat 11/8

6:00 pm-7:30 pm

1 stop26h 30m

San Antonio

Mon 11/10

8:25 pm-4:59 pm

1 stop19h 34m

$253

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Wed 11/5

8:40 am-6:32 pm

2 stops34h 52m

San Antonio

Sat 11/8

10:58 am-7:51 pm

1 stop7h 53m

$256

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Sat 10/11

1:00 pm-11:14 am

1 stop23h 14m

San Antonio

Tue 10/14

3:59 pm-9:59 pm

1 stop29h 00m

$257

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Thu 11/20

2:40 pm-6:55 pm

1 stop5h 15m

San Antonio

Mon 11/24

3:00 pm-8:45 pm

1 stop4h 45m

$260

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Thu 12/11

1:21 pm-9:18 am

2 stops20h 57m

San Antonio

Sun 12/14

6:00 am-7:35 am

1 stop24h 35m

$263

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Thu 12/25

6:00 am-11:10 am

1 stop6h 10m

San Antonio

Wed 12/31

6:50 am-12:35 pm

1 stop4h 45m

$264

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Thu 12/11

6:02 am-10:56 am

1 stop5h 54m

San Antonio

Sun 12/14

2:40 pm-11:37 pm

1 stop7h 57m

$269

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Wed 12/10

6:00 am-10:56 am

1 stop5h 56m

San Antonio

Sun 12/14

2:40 pm-12:02 am

1 stop8h 22m

$269

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How to get the cheapest flight ticket from District of Columbia 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

Other information

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of August, then book flights to San Antonio from District of Columbia during July instead. Flights to San Antonio in July, while not as cheap as those in August, still average around $328.

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 Tuesday when prices can be found for as low as $358. 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 $518.

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 District of Columbia to San Antonio in the evening for as low as $316. 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 in the afternoon, with an average ticket price of $427. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest District of Columbia to San Antonio flight route?

Fly from Washington, D.C. Dulles Intl to San Antonio for the best District of Columbia - San Antonio flight prices

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

You are more likely to see cheaper flights to San Antonio from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $403 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from District of Columbia for as low as $309 on momondo.

What cabin class options are available on District of Columbia to San Antonio flights?

There are 4 cabin classes available to choose from on District of Columbia to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on District of Columbia to San Antonio flights?

You could potentially save up to 44% on your flight if you consider stops on a District of Columbia to San Antonio flight.

Cheap District of Columbia to San Antonio flight deals and tips

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

Best Price Found	$129
Fastest flight time	3h 21m
Direct flights	Every day
Airports in San Antonio	1 airport

The best one-way flight to San Antonio from District of Columbia in the past 72 hours is $129. The best round-trip flight deal from District of Columbia to San Antonio found on momondo in the last 72 hours is $289.

The fastest flight from District of Columbia to San Antonio takes 3h 21m

Direct flights go from District of Columbia to San Antonio every day.

There is 1 airport near San Antonio: San Antonio (SAT)

Search flight deals

When did momondo last update prices for flights from District of Columbia to San Antonio Airport?
Prices for flights from District of Columbia to San Antonio Airport are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to San Antonio Airport?
The number of operators available for flights from District of Columbia to San Antonio Airport is 5 as of September 2025.
How old do you have to be to fly from District of Columbia 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 District of Columbia 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 plane model from District of Columbia to San Antonio?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from District of Columbia to San Antonio is Boeing 737-900 (25.92% of total bookings). The next most popular plane models are Boeing 737-800 (24.77%), Airbus A319 (13.54%), and Boeing 737 MAX 8 (8.77%).

Best airlines flying from District of Columbia to San Antonio

Compare and see reviews for airlines that fly from District of Columbia to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $86	Free Cancellation	Rating 5.8 3,158 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $114	Free Cancellation	Rating 6.3 8,050 reviews	Search Spirit Airlines flights
American Airlines	PriceFrom $158	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $181	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
Delta	PriceFrom $236	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
United Airlines	PriceFrom $240	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights

New Braunfels

Kerrville

Boerne

Schertz

Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to San Antonio?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from District of Columbia to San Antonio for you.

Can I find flights from District of Columbia to San Antonio with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for District of Columbia to San Antonio flights to just show those with flexible booking policies.

How can momondo help me find flights from District of Columbia to San Antonio?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Antonio from District of Columbia.

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

If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from District of Columbia and alert you when they change.

An easier way to manage your San Antonio trip

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Cheap flights from District of Columbia to San Antonio from $92

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Delta flights from District of Columbia to San Antonio

Our best Delta deals on District of Columbia to San Antonio flight tickets

American Airlines flights from District of Columbia to San Antonio

Our best American Airlines deals on District of Columbia to San Antonio flight tickets

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

See travel insights to San Antonio from

How to get the cheapest flight ticket from District of Columbia 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 August, then book flights to San Antonio from District of Columbia during July instead. Flights to San Antonio in July, while not as cheap as those in August, still average around $328.

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?

What is the cheapest District of Columbia to San Antonio flight route?

Fly from Washington, D.C. Dulles Intl to San Antonio for the best District of Columbia - San Antonio flight prices

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

What cabin class options are available on District of Columbia to San Antonio flights?

There are 4 cabin classes available to choose from on District of Columbia to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on District of Columbia to San Antonio flights?

You could potentially save up to 44% on your flight if you consider stops on a District of Columbia to San Antonio flight.

What is the cheapest airline that flies from District of Columbia to San Antonio?

Frontier, American Airlines, and Southwest are the most popular carriers operating from District of Columbia to San Antonio

What airlines fly to San Antonio?

How many flights depart from District of Columbia to San Antonio on average per day?

As of September 2025, 6 flights take off from District of Columbia and land in San Antonio each day. The most common flight departure time for this route is 5:00PM, with 59% of daily flights taking off in the afternoon.

How many flights depart from District of Columbia to San Antonio on average per week?

48 flights are operational weekly from District of Columbia to San Antonio as of September 2025. The most popular departure day for this route is Mon, with 19% of flights per week taking off on this day.

Cheap District of Columbia to San Antonio flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in San Antonio

When did momondo last update prices for flights from District of Columbia to San Antonio Airport?

How many operators does momondo search for flights from District of Columbia to San Antonio Airport?

How old do you have to be to fly from District of Columbia to San Antonio Airport?

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

What is the most popular plane model from District of Columbia to San Antonio?

Best airlines flying from District of Columbia to San Antonio

Compare and see reviews for airlines that fly from District of Columbia 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 District of Columbia to San Antonio?

Can I find flights from District of Columbia to San Antonio with flexible booking policies on momondo?

How can momondo help me find flights from District of Columbia to San Antonio?

I’m not ready to book a flight from District of Columbia 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