What airlines fly to San Antonio?

American Airlines, Southwest and Delta are the top three most popular airlines that fly to San Antonio from Pennsylvania according to our data. American Airlines is the first choice among our users, with 64% 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.

How many flights depart from Pennsylvania to San Antonio on average per day?

As of December 2025, there are 13 flights per day flying from Pennsylvania to San Antonio. The most common time of day flights depart is 5:00PM, with 100% of flights taking off in the afternoon.

How long does it take to fly to San Antonio?

Flight times vary depending on what airport in Pennsylvania you fly out of and what airport in San Antonio you fly into. For example, flying from Pittsburgh to Austin takes 3h 04m on average. On the other hand, flying from Philadelphia to Austin takes 3h 41m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

How many flights depart from Pennsylvania to San Antonio on average per week?

The number of flights available between Pennsylvania and San Antonio is 94 per week as of December 2025. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.

What is the cheapest airline that flies from Pennsylvania to San Antonio?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Pennsylvania to San Antonio

When did momondo last update prices for flights from Pennsylvania to San Antonio Airport?

Prices for flights from Pennsylvania to San Antonio Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Pennsylvania to San Antonio Airport?

As of December 2025, there are 6 operators available to choose from for flights from Pennsylvania to San Antonio Airport.

How old do you have to be to fly from Pennsylvania to San Antonio Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania 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.

$62 Cheap Flights from Pennsylvania to San Antonio in 2025/26

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Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:50 pm - 9:40 am

PIT

SAT

16h 50m1 stop

10:35 am - 11:44 pm

SAT

PIT

12h 09m1 stop

$164Spirit Airlines

Sat, Jan 10 - Thu, Jan 15

5:50 pm - 9:40 am

PIT

SAT

16h 50m1 stop

9:09 am - 11:44 pm

SAT

PIT

13h 35m2 stops

$181Multiple Airlines

Sat, Jan 10 - Thu, Jan 15

5:25 pm - 8:25 pm

DCA

SAT

4h 00mnonstop

6:41 am - 10:43 am

SAT

DCA

3h 02mnonstop

$251American Airlines

Thu, Jan 8 - Wed, Jan 14

6:02 pm - 11:23 pm

MDT

SAT

6h 21m1 stop

11:12 am - 5:07 pm

SAT

MDT

4h 55m1 stop

$257Delta

Wed, Jan 7 - Tue, Jan 13

6:03 am - 1:08 pm

IAD

SAT

8h 05m1 stop

12:15 pm - 4:24 pm

SAT

IAD

3h 09mnonstop

$259United Airlines

Thu, Jan 15 - Sun, Jan 18

8:00 am - 3:14 pm

DCA

SAT

8h 14m1 stop

8:24 pm - 1:02 pm

SAT

DCA

15h 38m1 stop

$261Frontier

Thu, Jan 15 - Thu, Jan 22

5:25 pm - 8:24 pm

IAD

SAT

3h 59mnonstop

12:15 pm - 4:25 pm

SAT

IAD

3h 10mnonstop

$263United Airlines

Thu, Jan 1 - Tue, Jan 6

5:59 am - 12:45 pm

JFK

SAT

7h 46m1 stop

6:17 pm - 12:51 am

SAT

JFK

5h 34m1 stop

$265Delta

Sat, Jan 17 - Sat, Jan 24

8:00 am - 4:17 pm

DCA

SAT

9h 17m1 stop

9:39 pm - 12:04 pm

SAT

DCA

13h 25m2 stops

$265Frontier

Tue, Feb 10 - Mon, Feb 16

5:00 am - 9:18 am

MDT

SAT

5h 18m1 stop

3:07 pm - 10:52 pm

SAT

MDT

6h 45m1 stop

$279American Airlines

Thu, Jan 1 - Thu, Jan 8

American Airlines flights from Pennsylvania to San Antonio

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

American Airlines

Jan 8

DCA5:25 pmWashington, D.C. Reagan-National

4h 00m

SAT8:25 pmSan Antonio

Jan 14

SAT6:41 amSan Antonio

3h 02m

DCA10:43 amWashington, D.C. Reagan-National

$251

Find similar

American Airlines

Feb 19

DCA5:37 pmWashington, D.C. Reagan-National

4h 06m

SAT8:43 pmSan Antonio

Feb 22

SAT6:00 amSan Antonio

3h 13m

DCA10:13 amWashington, D.C. Reagan-National

$279

Find similar

American Airlines

Jan 13

LGA10:09 amNew York LaGuardia

7h 01m

1 stop

SAT4:10 pmSan Antonio

Jan 19

SAT3:07 pmSan Antonio

5h 46m

1 stop

LGA9:53 pmNew York LaGuardia

$289

Find similar

Frontier flights from Pennsylvania to San Antonio

Our best Frontier deals on Pennsylvania to San Antonio flight tickets

Frontier

Jan 15

DCA8:00 amWashington, D.C. Reagan-National

8h 14m

1 stop

SAT3:14 pmSan Antonio

Jan 22

SAT8:24 pmSan Antonio

15h 38m

1 stop

DCA1:02 pmWashington, D.C. Reagan-National

$261

Find similar

Frontier

Feb 10

DCA8:00 amWashington, D.C. Reagan-National

9h 17m

1 stop

SAT4:17 pmSan Antonio

Feb 16

SAT9:39 pmSan Antonio

13h 25m

2 stops

DCA12:04 pmWashington, D.C. Reagan-National

$265

Find similar

Frontier

Jan 9

DCA6:00 pmWashington, D.C. Reagan-National

22h 00m

1 stop

SAT3:00 pmSan Antonio

Jan 11

SAT10:13 amSan Antonio

29h 46m

1 stop

DCA4:59 pmWashington, D.C. Reagan-National

$266

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

PittsburghSan Antonio

PIT - SAT

PITSAT

Pittsburgh

Sat 1/10

5:50 pm-9:40 am

1 stop16h 50m

San Antonio

Thu 1/15

10:35 am-11:44 pm

1 stop12h 09m

$164

PittsburghSan Antonio

PIT - SAT

PITSAT

Pittsburgh

Sat 1/10

5:50 pm-9:40 am

1 stop16h 50m

San Antonio

Thu 1/15

9:09 am-11:44 pm

2 stops13h 35m

$181

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Thu 1/8

5:25 pm-8:25 pm

Nonstop4h 00m

San Antonio

Wed 1/14

6:41 am-10:43 am

Nonstop3h 02m

$251

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Wed 1/7

6:02 pm-11:23 pm

1 stop6h 21m

San Antonio

Tue 1/13

11:12 am-5:07 pm

1 stop4h 55m

$257

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Thu 1/15

6:03 am-1:08 pm

1 stop8h 05m

San Antonio

Sun 1/18

12:15 pm-4:24 pm

Nonstop3h 09m

$259

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Thu 1/15

8:00 am-3:14 pm

1 stop8h 14m

San Antonio

Thu 1/22

8:24 pm-1:02 pm

1 stop15h 38m

$261

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

Thu 1/1

5:25 pm-8:24 pm

Nonstop3h 59m

San Antonio

Tue 1/6

12:15 pm-4:25 pm

Nonstop3h 10m

$263

New YorkSan Antonio

JFK - SAT

JFKSAT

New York John F Kennedy Intl

Sat 1/17

5:59 am-12:45 pm

1 stop7h 46m

San Antonio

Sat 1/24

6:17 pm-12:51 am

1 stop5h 34m

$265

Washington, D.C.San Antonio

DCA - SAT

DCASAT

Washington, D.C. Reagan-National

Tue 2/10

8:00 am-4:17 pm

1 stop9h 17m

San Antonio

Mon 2/16

9:39 pm-12:04 pm

2 stops13h 25m

$265

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Thu 1/1

5:00 am-9:18 am

1 stop5h 18m

San Antonio

Thu 1/8

3:07 pm-10:52 pm

1 stop6h 45m

$279

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Pennsylvania 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 April, then book flights to San Antonio from Pennsylvania during October instead. Flights to San Antonio in October, while not as cheap as those in April, still average around $403.

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 $394. 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 $550.

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 Pennsylvania to San Antonio in the evening for as low as $353. 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 morning, with an average ticket price of $483. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Pennsylvania to San Antonio flight route?

Fly from Philadelphia to San Antonio for the best Pennsylvania - 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 Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $462 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Pennsylvania for as low as $281 on momondo.

What cabin class options are available on Pennsylvania to San Antonio flights?

There are 2 cabin classes available to choose from on Pennsylvania 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 Pennsylvania to San Antonio flights?

You could potentially save up to 83% on your flight if you consider stops on a Pennsylvania to San Antonio flight.

Cheap Pennsylvania to San Antonio flight deals and tips

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

Fastest flight time	3h 21m
Direct flights	Every day
Airports in San Antonio	1 airport

The fastest flight from Pennsylvania to San Antonio takes 3h 21m

Direct flights go from Pennsylvania to San Antonio every day.

There is 1 airport in San Antonio. From Pennsylvania there are direct flights to San Antonio (SAT).

Search flight deals

When did momondo last update prices for flights from Pennsylvania to San Antonio Airport?
Prices for flights from Pennsylvania to San Antonio Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Pennsylvania to San Antonio Airport?
As of December 2025, there are 6 operators available to choose from for flights from Pennsylvania to San Antonio Airport.
How old do you have to be to fly from Pennsylvania to San Antonio Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania 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 Pennsylvania to San Antonio?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Pennsylvania to San Antonio is Airbus A319 (75.61% of total bookings). The next most popular plane models are Airbus A321neo (4.88%), Embraer 175 (4.88%), and Boeing 737-800 (4.88%).

Best airlines flying from Pennsylvania to San Antonio

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $127	Free Cancellation	Rating 5.8 3,080 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $189	Free Cancellation	Rating 6.3 8,187 reviews	Search Spirit Airlines flights
Delta	PriceFrom $252	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
American Airlines	PriceFrom $268	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
United Airlines	PriceFrom $281	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Southwest	PriceFrom $310	Free Cancellation	Rating 7.9 4,249 reviews	Search Southwest flights

New Braunfels

Kerrville

Boerne

Schertz

Pleasanton

Why use momondo?

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

Finding the right flight to San Antonio from Pennsylvania 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 Pennsylvania to San Antonio with flexible booking policies on momondo?

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

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

Once you have performed a search for Pennsylvania to San Antonio flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to San Antonio from Pennsylvania. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Antonio trip

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Cheap flights from Pennsylvania to San Antonio from $62

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to San Antonio departing on 2/10. 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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Filter for what you want

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Find the cheapest flights from Pennsylvania to San Antonio

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American Airlines flights from Pennsylvania to San Antonio

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

Frontier flights from Pennsylvania to San Antonio

Our best Frontier deals on Pennsylvania to San Antonio flight tickets

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

See travel insights to San Antonio from

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

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of April, then book flights to San Antonio from Pennsylvania during October instead. Flights to San Antonio in October, while not as cheap as those in April, still average around $403.

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 Pennsylvania to San Antonio flight route?

Fly from Philadelphia to San Antonio for the best Pennsylvania - San Antonio flight prices

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

What cabin class options are available on Pennsylvania to San Antonio flights?

There are 2 cabin classes available to choose from on Pennsylvania 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 Pennsylvania to San Antonio flights?

You could potentially save up to 83% on your flight if you consider stops on a Pennsylvania to San Antonio flight.

What is the cheapest airline that flies from Pennsylvania to San Antonio?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Pennsylvania to San Antonio

What airlines fly to San Antonio?

How many flights depart from Pennsylvania to San Antonio on average per day?

As of December 2025, there are 13 flights per day flying from Pennsylvania to San Antonio. The most common time of day flights depart is 5:00PM, with 100% of flights taking off in the afternoon.

How many flights depart from Pennsylvania to San Antonio on average per week?

The number of flights available between Pennsylvania and San Antonio is 94 per week as of December 2025. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.

How long does it take to fly to San Antonio?

Cheap Pennsylvania to San Antonio flight deals and tips

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

Fastest flight time

Direct flights

Airports in San Antonio

When did momondo last update prices for flights from Pennsylvania to San Antonio Airport?

How many operators does momondo search for flights from Pennsylvania to San Antonio Airport?

How old do you have to be to fly from Pennsylvania 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 Pennsylvania to San Antonio?

Best airlines flying from Pennsylvania to San Antonio

Compare and see reviews for airlines that fly from Pennsylvania 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 Pennsylvania to San Antonio?

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

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

I’m not ready to book a flight from Pennsylvania 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