How often are flights from Philadelphia to San Antonio delayed?

About 24% of weekly flights between Philadelphia and San Antonio have experienced delays in the past year, with the average delay time being 179 minutes.

What’s the fastest layover option from Philadelphia to San Antonio?

Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 5h 56m.

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

Over the last year, American Airlines have had the lowest number of delays on this route, with just 25% of flights being delayed.

Which airport typically offers the quickest layover for flights from Philadelphia to San Antonio?

Flights via Houston (IAH) offer the fastest connection on this route, with an average layover time of 1h 01m.

What’s the top layover airport for flights from Philadelphia to San Antonio?

Houston (IAH) – chosen by Cheapflights users on 67% of 1-stop itineraries from Philadelphia to San Antonio on Cheapflights.

What’s the cheapest layover airport for flights from Philadelphia to San Antonio?

Orlando (MCO) is the most affordable 1-stop option, with an average round-trip price of $250.

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

Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

How long is the flight from Philadelphia to San Antonio?

There are many flights that can get you from Philadelphia to San Antonio in 7h 45m. Fly via Delta to get the fastest option. There are 1493 mi between Philadelphia and San Antonio.

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

Flying on Frontier is currently your cheapest option to San Antonio, with prices starting at $126. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Delta, with the lowest prices starting at $149 and $276, respectively. These flights start at 72% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Philadelphia to San Antonio one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $80. However, be on the lookout for offers from Spirit Airlines and Delta, as they are both options that can get you from Philadelphia to San Antonio for a low price.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the most popular airlines that fly from Philadelphia to San Antonio?

The most popular airlines flying from Philadelphia to San Antonio are American Airlines, Southwest and Delta. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from PHL to SAT?

When flying from Philadelphia to San Antonio, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Philadelphia-San Antonio flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Philadelphia-San Antonio flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Philadelphia-San Antonio flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Philadelphia-San Antonio flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Philadelphia to San Antonio?

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

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

Yes. Cheapflights offers flight deals from Philadelphia 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.

$71+ Flights from Philadelphia to San Antonio

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1. Tell us where you want to go

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2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Philadelphia to San Antonio are usually found in April or October, booked 83 days in advance, depart on a Saturday or Wednesday and return on a Saturday

Cheap flight deals from Philadelphia to San Antonio

Cheapest flights from Philadelphia to San Antonio
Explore the most affordable flight options available from Philadelphia to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 2, 2026.

Wed 12/318:08 amPHL - SAT

1 stop8h 03mDelta

Sun 1/44:06 pmSAT - PHL

1 stop6h 11mDelta

Deal found 12/30

$490

Wed 12/317:21 pmPHL - SAT

2 stops16h 35mAmerican Airlines

Sun 1/45:00 amSAT - PHL

1 stop5h 14mAmerican Airlines

Deal found 12/31

$660

Wed 12/3110:00 pmPHL - SAT

1 stop14h 50mMultiple Airlines

Sun 1/412:45 pmSAT - PHL

1 stop18h 52mMultiple Airlines

Deal found 12/31

$730

Wed 12/314:00 pmPHL - SAT

2 stops8h 20mSouthwest

Sun 1/46:45 amSAT - PHL

1 stop5h 35mSouthwest

Deal found 12/31

$757

Best flights from Philadelphia to San Antonio
Discover carefully curated flight deals from Philadelphia to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 2, 2026.

Wed 2/2510:37 amPHL - SAT

1 stop7h 45mDelta

Sat 2/2810:57 amSAT - PHL

1 stop7h 53mDelta

Deal found 12/31

$361

Sat 3/77:45 amPHL - SAT

2 stops8h 55mSouthwest

Wed 3/117:05 amSAT - PHL

2 stops8h 10mSouthwest

Deal found 12/31

$371

Wed 3/118:00 amPHL - SAT

2 stops8h 33mUnited Airlines

Sat 3/145:00 amSAT - PHL

2 stops8h 24mUnited Airlines

Deal found 12/31

$371

Tue 1/136:00 amPHL - SAT

3 stops18h 52mSpirit Airlines

Fri 1/166:30 amSAT - PHL

3 stops25h 17mSpirit Airlines

Deal found 12/30

$372

Sat 2/78:00 amPHL - SAT

1 stop5h 45mDelta

Tue 2/105:20 amSAT - PHL

1 stop4h 51mDelta

Deal found 1/1

$361

Sat 2/2812:16 pmPHL - SAT

1 stop5h 36mDelta

Tue 3/36:27 pmSAT - PHL

1 stop4h 57mDelta

Deal found 1/1

$361

Wed 2/48:00 amPHL - SAT

1 stop5h 45mDelta

Sat 2/76:17 pmSAT - PHL

1 stop5h 04mDelta

Deal found 1/1

$361

Sat 2/2112:16 pmPHL - SAT

1 stop5h 36mDelta

Tue 2/246:27 pmSAT - PHL

1 stop4h 57mDelta

Deal found 1/1

$361

Sat 2/78:00 amPHL - SAT

1 stop5h 45mDelta

Mon 2/95:20 amSAT - PHL

1 stop4h 51mDelta

Deal found 1/1

$390

Tue 2/1712:16 pmPHL - SAT

1 stop6h 06mDelta

Thu 2/196:30 amSAT - PHL

1 stop5h 52mDelta

Deal found 1/1

$390

Thu 2/510:30 amPHL - SAT

1 stop5h 51mDelta

Sat 2/76:17 pmSAT - PHL

1 stop5h 04mDelta

Deal found 1/1

$390

Last-minute flights from Philadelphia to San Antonio
Discover last-minute flight deals from Philadelphia to San Antonio. Data last updated January 2, 2026 and is based on user searches.

Thu 1/18:36 pmPHL - SAT

1 stop15h 45mFrontier

Thu 1/159:09 amSAT - PHL

1 stop26h 30mFrontier

Deal found 1/1

$366

Thu 1/86:00 amPHL - SAT

1 stop13h 18mFrontier

Thu 1/159:09 amSAT - PHL

1 stop10h 16mFrontier

Deal found 1/1

$363

Fri 1/96:11 pmPHL - SAT

1 stop16h 29mMultiple Airlines

Fri 1/1610:35 amSAT - PHL

1 stop13h 05mMultiple Airlines

Deal found 1/1

$373

Mon 1/123:56 pmPHL - SAT

1 stop8h 56mMultiple Airlines

Thu 1/1510:35 amSAT - PHL

2 stops12h 59mMultiple Airlines

Deal found 1/1

$367

Tue 1/1312:20 pmPHL - SAT

2 stops36h 32mMultiple Airlines

Fri 1/1610:35 amSAT - PHL

1 stop21h 12mMultiple Airlines

Deal found 12/31

$362

Tue 1/136:00 amPHL - SAT

3 stops18h 52mSpirit Airlines

Thu 1/1510:35 amSAT - PHL

1 stop12h 15mSpirit Airlines

Deal found 1/1

$365

Tue 1/136:00 amPHL - SAT

3 stops18h 52mSpirit Airlines

Fri 1/166:30 amSAT - PHL

3 stops25h 17mSpirit Airlines

Deal found 12/30

$372

Thu 1/156:00 amPHL - SAT

2 stops18h 52mSpirit Airlines

Sun 1/1810:35 amSAT - PHL

1 stop8h 26mSpirit Airlines

Deal found 1/1

$377

Sat 1/1712:00 pmPHL - SAT

1 stop21h 14mMultiple Airlines

Mon 1/196:30 amSAT - PHL

2 stops12h 31mMultiple Airlines

Deal found 1/1

$368

Fri 1/238:20 amPHL - SAT

2 stops16h 32mSpirit Airlines

Sun 1/256:30 amSAT - PHL

2 stops12h 31mSpirit Airlines

Deal found 12/30

$380

One-way flights from Philadelphia to San Antonio
Search for one-way flight options from Philadelphia to San Antonio. Find affordable one-way fares based on user searches. Data last updated January 2, 2026.

Mon 3/25:26 pmPHL - SAT

1 stop17h 04mSpirit Airlines

Deal found 12/31

$71

Fri 1/302:43 pmPHL - SAT

1 stop19h 57mMultiple Airlines

Deal found 12/31

$75

Fri 2/272:03 pmPHL - SAT

1 stop20h 27mMultiple Airlines

Deal found 12/31

$85

Sat 2/285:30 amPHL - SAT

1 stop8h 48mMultiple Airlines

Deal found 12/31

$86

Thu 2/265:26 pmPHL - SAT

1 stop17h 04mSpirit Airlines

Deal found 12/31

$91

Sun 2/13:34 pmPHL - SAT

1 stop18h 56mMultiple Airlines

Deal found 12/31

$95

Mon 2/25:30 amPHL - SAT

1 stop12h 33mFrontier

Deal found 12/31

$97

Wed 1/281:40 pmPHL - SAT

1 stop21h 00mSpirit Airlines

Deal found 12/31

$100

Sun 3/16:05 pmPHL - SAT

1 stop16h 25mMultiple Airlines

Deal found 12/31

$104

Thu 1/296:00 amPHL - SAT

1 stop28h 40mMultiple Airlines

Deal found 12/31

$105

Sat 3/75:05 amPHL - SAT

1 stop9h 18mFrontier

Deal found 12/30

$110

Find flight deals from Philadelphia to San Antonio

Most accurate provider	Justfly.com 3 stars
Most trusted provider	Justfly.com 3 stars
Round-trip from	$361 (Delta)
One-way from	$71 (Kiwi.com)
Popular in	November
Cheapest in	April
Average price	$478

Provider with most accurate pricing for Philadelphia-San Antonio flight deals.

Search Deals

Provider most trusted by Cheapflights users for Philadelphia-San Antonio flights.

Search Deals

From Philadelphia to San Antonio

Search Deals

One-way flight from Philadelphia to San Antonio

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($33 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Wed 2/25

10:37 am-5:22 pm

1 stop7h 45m

San Antonio

Sat 2/28

10:57 am-7:50 pm

1 stop7h 53m

$361

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Sat 2/7

8:00 am-12:45 pm

1 stop5h 45m

San Antonio

Tue 2/10

5:20 am-11:11 am

1 stop4h 51m

$361

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Sat 2/28

12:16 pm-4:52 pm

1 stop5h 36m

San Antonio

Tue 3/3

6:27 pm-12:24 am

1 stop4h 57m

$361

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Wed 2/4

8:00 am-12:45 pm

1 stop5h 45m

San Antonio

Sat 2/7

6:17 pm-12:21 am

1 stop5h 04m

$361

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Sat 2/21

12:16 pm-4:52 pm

1 stop5h 36m

San Antonio

Tue 2/24

6:27 pm-12:24 am

1 stop4h 57m

$361

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Sat 3/7

7:45 am-3:40 pm

2 stops8h 55m

San Antonio

Wed 3/11

7:05 am-4:15 pm

2 stops8h 10m

$371

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Wed 3/11

8:00 am-3:33 pm

2 stops8h 33m

San Antonio

Sat 3/14

5:00 am-2:24 pm

2 stops8h 24m

$371

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Tue 1/13

6:00 am-11:52 pm

3 stops18h 52m

San Antonio

Fri 1/16

6:30 am-8:47 am

3 stops25h 17m

$372

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Sat 2/7

8:00 am-12:45 pm

1 stop5h 45m

San Antonio

Mon 2/9

5:20 am-11:11 am

1 stop4h 51m

$390

PhiladelphiaSan Antonio

PHL - SAT

PHLSAT

Philadelphia

Tue 2/17

12:16 pm-5:22 pm

1 stop6h 06m

San Antonio

Thu 2/19

6:30 am-1:22 pm

1 stop5h 52m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/31

Showing 1-10 of 21 results

Compare providers for flights from Philadelphia to San Antonio

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to San Antonio in January.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Philadelphia-San Antonio flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Philadelphia-San Antonio flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Philadelphia-San Antonio flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Philadelphia-San Antonio flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to San Antonio

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

Prices

Delays

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

The best time to book flights from Philadelphia to San Antonio is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, December is the cheapest month in which you can book a flight from Philadelphia to San Antonio (average of $86). Flying from Philadelphia to San Antonio in February is currently the most expensive (average of $164). 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.

Reviews of airlines servicing San Antonio

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Philadelphia to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,254 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

8.0

Very good

4,254 reviews

Southwest

8.0

Very good

4,254 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,021 reviews

Southwest

8.0

Very good

4,254 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,132 reviews

Southwest

8.0

Very good

4,254 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,074 reviews

Southwest

8.0

Very good

4,254 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Frontier

5.7

Fair

3,069 reviews

Southwest

8.0

Very good

4,254 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

How long is the flight from Philadelphia to San Antonio?
There are many flights that can get you from Philadelphia to San Antonio in 7h 45m. Fly via Delta to get the fastest option. There are 1493 mi between Philadelphia and San Antonio.
What are the cheapest airlines flying from Philadelphia to San Antonio round-trip?
Flying on Frontier is currently your cheapest option to San Antonio, with prices starting at $126. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Delta, with the lowest prices starting at $149 and $276, respectively. These flights start at 72% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Philadelphia to San Antonio one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $80. However, be on the lookout for offers from Spirit Airlines and Delta, as they are both options that can get you from Philadelphia to San Antonio for a low price.
Can I find deals for flights from Philadelphia to San Antonio that include hotel bookings?
Yes. In addition to deals on Philadelphia to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to San Antonio?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to San Antonio.
Can I find deals for business class flights from Philadelphia to San Antonio?
Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to San Antonio?
Currently, December is the cheapest month in which you can book a flight from Philadelphia to San Antonio (average of $86). Flying from Philadelphia to San Antonio in February is currently the most expensive (average of $164). 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

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Top 6 airlines flying from Philadelphia to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$127	Average$222	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$189	Average$272	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$276	Average$443	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$319	Average$490	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$320	Average$498	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$337	Average$465	FlexibilityNo cancel fee	On-time63%

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$71+ Cheap flights from Philadelphia to San Antonio (PHL - 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Philadelphia to San Antonio with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Philadelphia to San Antonio are usually found in April or October, booked 83 days in advance, depart on a Saturday or Wednesday and return on a Saturday

Cheap flight deals from Philadelphia to San Antonio

Cheapest flights from Philadelphia to San AntonioExplore the most affordable flight options available from Philadelphia to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 2, 2026.

Explore the most affordable flight options available from Philadelphia to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 2, 2026.

Find flight deals from Philadelphia to San Antonio

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Compare providers for flights from Philadelphia to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to San Antonio in January.

Best time to book a flight from Philadelphia to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Philadelphia with our price prediction graph.

Cheapflights Insights

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

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

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

How often are flights from Philadelphia to San Antonio delayed?

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

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

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

What’s the top layover airport for flights from Philadelphia to San Antonio?

What’s the cheapest layover airport for flights from Philadelphia to San Antonio?

What’s the fastest layover option from Philadelphia to San Antonio?

Which airport typically offers the quickest layover for flights from Philadelphia to San Antonio?

Reviews of airlines servicing San Antonio

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Philadelphia to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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Top 6 airlines flying from Philadelphia to San Antonio

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Cheapest flights from Philadelphia to San Antonio
Explore the most affordable flight options available from Philadelphia to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 2, 2026.