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 65% 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.

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

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

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 05m on average. On the other hand, flying from Philadelphia to Austin takes 3h 37m 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 97 per week as of August 2025. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.

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

As of August 2025, there are 13 flights per day flying from Pennsylvania to San Antonio. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

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 August 2025, there are 7 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.

$79 Cheap Flights from Pennsylvania to San Antonio in 2025

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Find the cheapest flights from Pennsylvania to San Antonio

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:47 pm - 9:54 pmPHL-SAT

4h 07mnonstop

7:00 am - 11:29 amSAT-PHL

3h 29mnonstop

$157American Airlines

Find Deal

sáb., oct. 4 - mar., oct. 7

6:44 pm - 9:51 pmPHL-SAT

4h 07mnonstop

7:50 am - 12:24 pmSAT-PHL

3h 34mnonstop

$174American Airlines

Find Deal

mié., sep. 3 - vie., sep. 5

6:02 am - 1:49 pmEWR-SAT

8h 47m1 stop

8:37 pm - 1:51 pmSAT-EWR

16h 14m1 stop

$186Spirit Airlines

Find Deal

jue., sep. 4 - sáb., sep. 20

8:15 am - 11:06 amIAD-SAT

3h 51mnonstop

7:07 am - 11:19 amSAT-IAD

3h 12mnonstop

$190United Airlines

Find Deal

vie., oct. 31 - dom., nov. 2

8:25 am - 10:56 amIAD-SAT

3h 31mnonstop

7:00 am - 11:19 amSAT-IAD

3h 19mnonstop

$191United Airlines

Find Deal

jue., sep. 4 - vie., sep. 5

10:31 am - 4:48 pmEWR-SAT

7h 17m1 stop

2:54 pm - 11:06 pmSAT-EWR

7h 12m1 stop

$197Spirit Airlines

Find Deal

jue., ago. 28 - jue., sep. 4

5:15 am - 10:48 amPHL-SAT

6h 33m1 stop

12:45 pm - 11:59 pmSAT-PHL

10h 14m1 stop

$208

Find Deal

jue., sep. 18 - lun., sep. 22

6:10 am - 10:48 amIAD-SAT

5h 38m1 stop

5:40 pm - 12:15 amSAT-IAD

5h 35m1 stop

$209Frontier

Find Deal

jue., sep. 11 - lun., sep. 15

7:14 pm - 1:49 pmIAD-SAT

19h 35m1 stop

12:45 pm - 6:24 pmSAT-IAD

28h 39m1 stop

$210

Find Deal

sáb., sep. 20 - vie., sep. 26

6:10 am - 10:48 amIAD-SAT

5h 38m1 stop

11:33 am - 12:15 amSAT-IAD

11h 42m1 stop

$228Frontier

Find Deal

jue., sep. 11 - jue., sep. 18

Delta flights from Pennsylvania to San Antonio

Our best Delta deals on Pennsylvania to San Antonio flight tickets

Delta

Oct 22

DCA10:20 amWashington, D.C. Reagan-National

7h 56m

1 stop

SAT5:16 pmSan Antonio

Oct 29

SAT4:35 pmSan Antonio

5h 25m

1 stop

DCA11:00 pmWashington, D.C. Reagan-National

$237

Find similar

Delta

Oct 3

JFK7:30 amNew York John F Kennedy Intl

4h 10m

SAT10:40 amSan Antonio

Oct 6

SAT12:02 pmSan Antonio

3h 58m

JFK5:00 pmNew York John F Kennedy Intl

$239

Find similar

Delta

Aug 30

DCA6:25 pmWashington, D.C. Reagan-National

6h 09m

1 stop

SAT11:34 pmSan Antonio

Sep 6

SAT5:25 amSan Antonio

4h 55m

1 stop

DCA11:20 amWashington, D.C. Reagan-National

$244

Find similar

American Airlines flights from Pennsylvania to San Antonio

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

American Airlines

Oct 4

PHL6:47 pmPhiladelphia

4h 07m

SAT9:54 pmSan Antonio

Oct 7

SAT7:00 amSan Antonio

3h 29m

PHL11:29 amPhiladelphia

$157

Find similar

American Airlines

Sep 3

PHL6:44 pmPhiladelphia

4h 07m

SAT9:51 pmSan Antonio

Sep 5

SAT7:50 amSan Antonio

3h 34m

PHL12:24 pmPhiladelphia

$174

Find similar

American Airlines

Sep 4

PHL6:44 pmPhiladelphia

4h 07m

SAT9:51 pmSan Antonio

Sep 10

SAT7:50 amSan Antonio

3h 34m

PHL12:24 pmPhiladelphia

$175

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

sáb. 10/4

6:47 pm-9:54 pm

Nonstop4h 07m

San Antonio

mar. 10/7

7:00 am-11:29 am

Nonstop3h 29m

$157

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

mié. 9/3

6:44 pm-9:51 pm

Nonstop4h 07m

San Antonio

vie. 9/5

7:50 am-12:24 pm

Nonstop3h 34m

$174

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

jue. 9/4

6:02 am-1:49 pm

1 stop8h 47m

San Antonio

sáb. 9/20

8:37 pm-1:51 pm

1 stop16h 14m

$186

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

vie. 10/31

8:15 am-11:06 am

Nonstop3h 51m

San Antonio

dom. 11/2

7:07 am-11:19 am

Nonstop3h 12m

$190

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

jue. 9/4

8:25 am-10:56 am

Nonstop3h 31m

San Antonio

vie. 9/5

7:00 am-11:19 am

Nonstop3h 19m

$191

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

jue. 8/28

10:31 am-4:48 pm

1 stop7h 17m

San Antonio

jue. 9/4

2:54 pm-11:06 pm

1 stop7h 12m

$197

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

jue. 9/18

5:15 am-10:48 am

1 stop6h 33m

San Antonio

lun. 9/22

12:45 pm-11:59 pm

1 stop10h 14m

$208

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

jue. 9/11

6:10 am-10:48 am

1 stop5h 38m

San Antonio

lun. 9/15

5:40 pm-12:15 am

1 stop5h 35m

$209

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

sáb. 9/20

7:14 pm-1:49 pm

1 stop19h 35m

San Antonio

vie. 9/26

12:45 pm-6:24 pm

1 stop28h 39m

$210

Washington, D.C.San Antonio

IAD - SAT

IADSAT

Washington, D.C. Dulles Intl

jue. 9/11

6:10 am-10:48 am

1 stop5h 38m

San Antonio

jue. 9/18

11:33 am-12:15 am

1 stop11h 42m

$228

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 February instead. Flights to San Antonio in February, while not as cheap as those in April, still average around $409.

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 $425. 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 Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $537.

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 $490. 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 $445 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 $317 on momondo.

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

There are 3 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 75% 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

Best Price Found	$79
Fastest flight time	3h 31m
Direct flights	Every day
Airports in San Antonio	1 airport

The best one-way flight to San Antonio from Pennsylvania in the past 72 hours is $79. The best round-trip flight deal from Pennsylvania to San Antonio found on momondo in the last 72 hours is $157.

The fastest flight from Pennsylvania to San Antonio takes 3h 31m

Direct flights go from Pennsylvania 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 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 August 2025, there are 7 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 (91.72% of total bookings). The next most popular plane models are Airbus A321neo (2.76%), Airbus A321-100/200 (1.38%), and Embraer 175 (1.38%).

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 $125	Free Cancellation	Rating 5.8 3,221 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $164	Free Cancellation	Rating 6.3 8,048 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $212	Free Cancellation	Rating 7.4 8,920 reviews	Search United Airlines flights
American Airlines	PriceFrom $228	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $252	Free Cancellation	Rating 8.0 7,979 reviews	Search Delta flights
Southwest	PriceFrom $319	Free Cancellation	Rating 8.0 4,246 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 $79

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 10/1. 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

Cheap round-trip flights

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Cheap last minute flights

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Delta flights from Pennsylvania to San Antonio

Our best Delta deals on Pennsylvania to San Antonio flight tickets

American Airlines flights from Pennsylvania to San Antonio

Our best American Airlines 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.

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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

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 February instead. Flights to San Antonio in February, while not as cheap as those in April, still average around $409.

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 3 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 75% 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?

American Airlines, 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 August 2025, there are 13 flights per day flying from Pennsylvania to San Antonio. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

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

The number of flights available between Pennsylvania and San Antonio is 97 per week as of August 2025. The most frequent departure day is Mon, 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

Best Price Found

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