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Cheap flights from San Antonio to Philadelphia from $113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Philadelphia departing on 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Antonio to Philadelphia

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from San Antonio to Philadelphia.
Spirit Airlines Logo
6:45 am - 8:25 pmSAT-PHL
12h 40m1 stop
Spirit Airlines Logo
6:00 pm - 5:04 amPHL-SAT
12h 04m1 stop
$214Spirit Airlines
Find Deal
Tue, May 20 - Tue, May 27
 Logo
6:25 pm - 5:37 pmSAT-PHL
22h 12m1 stop
 Logo
6:00 pm - 5:04 amPHL-SAT
12h 04m1 stop
Thu, May 8 - Wed, May 28
American Airlines Logo
12:19 pm - 4:59 pmSAT-PHL
3h 40mnonstop
American Airlines Logo
8:53 am - 11:39 amPHL-SAT
3h 46mnonstop
$341American Airlines
Find Deal
Sat, Jun 7 - Tue, Jun 10
American Airlines Logo
6:00 am - 2:11 pmSAT-PHL
7h 11m1 stop
American Airlines Logo
8:53 am - 11:39 amPHL-SAT
3h 46mnonstop
$351American Airlines
Find Deal
Wed, Jun 4 - Sat, Jun 7
Delta Logo
5:20 am - 12:01 pmSAT-PHL
5h 41m1 stop
Delta Logo
6:23 pm - 12:17 amPHL-SAT
6h 54m1 stop
$361Delta
Find Deal
Sat, Jun 14 - Wed, Jun 25
Southwest Logo
6:45 am - 3:55 pmSAT-PHL
8h 10m2 stops
Southwest Logo
6:35 am - 3:50 pmPHL-SAT
10h 15m2 stops
$400Southwest
Find Deal
Wed, Jun 4 - Sat, Jun 7
Southwest Logo
3:50 pm - 10:25 pmSAT-PHL
5h 35m1 stop
Southwest Logo
5:35 am - 12:25 pmPHL-SAT
7h 50m2 stops
$401Southwest
Find Deal
Sat, Jul 5 - Sun, Jul 13
United Airlines Logo
12:19 pm - 10:55 pmSAT-PHL
9h 36m1 stop
United Airlines Logo
6:30 am - 12:23 pmPHL-SAT
6h 53m1 stop
$408United Airlines
Find Deal
Mon, May 19 - Sun, May 25
Delta Logo
2:49 pm - 8:59 pmSAT-PHL
5h 10m1 stop
Delta Logo
4:05 pm - 8:19 pmPHL-SAT
5h 14m1 stop
$409Delta
Find Deal
Tue, Jun 17 - Fri, Jun 27
United Airlines Logo
12:19 pm - 10:55 pmSAT-PHL
9h 36m1 stop
United Airlines Logo
6:30 am - 3:32 pmPHL-SAT
10h 02m2 stops
$413United Airlines
Find Deal
Mon, May 19 - Sun, May 25

Delta flights from San Antonio to Philadelphia

Our best Delta deals on San Antonio to Philadelphia flight tickets
Delta
Jun 14
SAT5:20 amSan Antonio
5h 41m
1 stop
PHL12:01 pmPhiladelphia
Jun 25
PHL6:23 pmPhiladelphia
6h 54m
1 stop
SAT12:17 amSan Antonio
Delta
Jun 17
SAT2:49 pmSan Antonio
5h 10m
1 stop
PHL8:59 pmPhiladelphia
Jun 27
PHL4:05 pmPhiladelphia
5h 14m
1 stop
SAT8:19 pmSan Antonio
Delta
Oct 10
SAT4:25 pmSan Antonio
6h 58m
1 stop
PHL12:23 amPhiladelphia
Oct 13
PHL7:20 pmPhiladelphia
6h 05m
1 stop
SAT12:25 amSan Antonio

Southwest flights from San Antonio to Philadelphia

Our best Southwest deals on San Antonio to Philadelphia flight tickets
Southwest
Jun 4
SAT6:45 amSan Antonio
8h 10m
2 stops
PHL3:55 pmPhiladelphia
Jun 7
PHL6:35 amPhiladelphia
10h 15m
2 stops
SAT3:50 pmSan Antonio
Southwest
Jul 5
SAT3:50 pmSan Antonio
5h 35m
1 stop
PHL10:25 pmPhiladelphia
Jul 13
PHL5:35 amPhiladelphia
7h 50m
2 stops
SAT12:25 pmSan Antonio
Southwest
Jun 6
SAT12:30 pmSan Antonio
6h 00m
1 stop
PHL7:30 pmPhiladelphia
Jun 9
PHL5:30 amPhiladelphia
8h 50m
2 stops
SAT1:20 pmSan Antonio

See travel insights to Philadelphia from

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

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 Philadelphia?

The cheapest month to fly to Philadelphia from San Antonio is in February. Flight prices, which tend to average around $375, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Philadelphia, with average flight prices from San Antonio averaging around $398.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from San Antonio to Philadelphia is on a Friday. Travelers who choose to depart for Philadelphia on a Friday will often find tickets for as low as $499. On the other hand, Sunday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,071.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from San Antonio to Philadelphia in the evening for as low as $280. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is at noon when prices are around $723.

What is the cheapest San Antonio to Philadelphia flight route?

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

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from San Antonio when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $435 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from San Antonio for as low as $370 on momondo.

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

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

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

As of April 2025, prices for San Antonio to Philadelphia flights are approximately 43% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Philadelphia

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

Cheap San Antonio to Philadelphia (SAT to PHL) flight deals and tips

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

Best Price Found

$113

Fastest flight time

3h 32m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from San Antonio in the past 72 hours is $113. The best round-trip flight deal from San Antonio to Philadelphia found on momondo in the last 72 hours is $214.
The fastest flight from San Antonio to Philadelphia takes 3h 32m
Direct flights go from San Antonio to Philadelphia on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is American Airlines.
There is 1 airport near Philadelphia: Philadelphia (PHL)

  • How far is San Antonio to Philadelphia by plane?

    San Antonio and Philadelphia are 1504.8 mi apart from one another. Flights usually cover this in 3h 32m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Antonio Airport to Philadelphia Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Antonio to Philadelphia?

  • What is the most popular airline from San Antonio to Philadelphia?


Best airlines flying from San Antonio to Philadelphia

Compare and see reviews for airlines that fly from San Antonio to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $109Free CancellationRating
5.9
3,283 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $129Free CancellationRating
6.3
7,940 reviews
Search Spirit Airlines flights
DeltaPriceFrom $266Free CancellationRating
8.0
7,920 reviews
Search Delta flights
American AirlinesPriceFrom $313Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $355Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
SouthwestPriceFrom $360Free CancellationRating
8.0
4,287 reviews
Search Southwest flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Rehoboth Beach
Cape May
Ocean City
Wildwood Crest
Reading
King of Prussia
Newark
Dover
Cherry Hill
North Wildwood
Dewey Beach
Lewes
Exton
Vineland
Essington
New Castle
Pottstown
Avalon
Stone Harbor

Why use momondo?

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

It is quick and easy to find San Antonio to Philadelphia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Philadelphia that suits you.

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

Flights from San Antonio to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential San Antonio to Philadelphia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for San Antonio to Philadelphia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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