Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Philadelphia to San Antonio from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to San Antonio departing on 12/16. 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

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Philadelphia to San Antonio

Cheap round-trip flights

These are some of the best round-trip flight deals from Philadelphia to San Antonio that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Philadelphia to San Antonio.

Cheap last minute flights

Planning a quick getaway from Philadelphia to San Antonio? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Antonio, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Philadelphia to San Antonio

Find recent round-trip train or bus tickets from Philadelphia to San Antonio.

All round-trip flight deals to San Antonio

The cheapest plane tickets to San Antonio found on KAYAK recently.
5:20 am - 6:15 pmPHL-SAT
13h 55m1 stop
1:02 pm - 8:48 pmSAT-PHL
6h 46m1 stop
$108Frontier
Find Deal
Mon, Jan 27 - Thu, Jan 30
10:15 pm - 6:25 pmPHL-SAT
21h 10m1 stop
1:02 pm - 8:48 pmSAT-PHL
6h 46m1 stop
$109Frontier
Find Deal
Thu, Jan 9 - Thu, Jan 16
9:35 am - 6:15 pmPHL-SAT
9h 40m1 stop
7:15 pm - 11:52 amSAT-PHL
15h 37m1 stop
$117Frontier
Find Deal
Sat, Jan 25 - Mon, Jan 27
10:59 pm - 6:10 pmPHL-SAT
20h 11m1 stop
7:10 pm - 10:09 pmSAT-PHL
25h 59m1 stop
$118Frontier
Find Deal
Thu, Dec 12 - Mon, Dec 16
10:59 pm - 6:10 pmPHL-SAT
20h 11m1 stop
10:27 pm - 5:09 amSAT-PHL
29h 42m1 stop
$130Frontier
Find Deal
Thu, Dec 12 - Tue, Dec 17
6:23 am - 3:00 pmPHL-SAT
9h 37m1 stop
1:02 pm - 8:48 pmSAT-PHL
6h 46m1 stop
Wed, Jan 15 - Thu, Jan 16
6:23 am - 3:00 pmPHL-SAT
9h 37m1 stop
7:10 pm - 7:07 pmSAT-PHL
22h 57m1 stop
Tue, Feb 4 - Sat, Feb 8
6:15 am - 6:32 pmPHL-SAT
13h 17m1 stop
1:14 pm - 8:12 pmSAT-PHL
29h 58m2 stops
$215Spirit Airlines
Find Deal
Wed, Dec 11 - Mon, Dec 16
6:15 am - 6:32 pmPHL-SAT
13h 17m1 stop
7:37 pm - 8:45 amSAT-PHL
12h 08m1 stop
$224Spirit Airlines
Find Deal
Wed, Dec 11 - Thu, Dec 12
5:55 am - 12:48 pmPHL-SAT
7h 53m1 stop
8:10 am - 3:42 pmSAT-PHL
6h 32m1 stop
$340Delta
Find Deal
Wed, Mar 26 - Sat, Mar 29
9:20 am - 6:10 pmPHL-SAT
9h 50m1 stop
$54Frontier
Find Deal
Mon, Dec 16
9:29 am - 6:15 pmPHL-SAT
9h 46m1 stop
$59Frontier
Find Deal
Mon, Jan 20
6:15 am - 6:32 pmPHL-SAT
13h 17m1 stop
$93Spirit Airlines
Find Deal
Tue, Dec 17
6:15 am - 6:32 pmPHL-SAT
13h 17m1 stop
$111Spirit Airlines
Find Deal
Wed, Dec 4
6:07 pm - 12:32 amPHL-SAT
7h 25m1 stop
$154Delta
Find Deal
Tue, Jan 21
6:30 am - 1:50 pmPHL-SAT
8h 20m2 stops
$175Southwest
Find Deal
Wed, Feb 19
5:15 pm - 11:16 pmPHL-SAT
7h 01m1 stop
$179Delta
Find Deal
Sat, Feb 22
1:15 pm - 11:10 pmPHL-SAT
10h 55m2 stops
$199United Airlines
Find Deal
Tue, Dec 17
5:43 pm - 11:15 pmPHL-SAT
6h 32m1 stop
$219United Airlines
Find Deal
Mon, Feb 17
11:45 am - 6:55 pmPHL-SAT
8h 10m2 stops
$244Southwest
Find Deal
Thu, Dec 19
5:01 am - 10:55 amPHL-SAT
6h 54m1 stop
1:18 pm - 5:47 amSAT-PHL
15h 29m1 stop
Mon, Nov 25 - Tue, Dec 3
1:25 pm - 1:01 amPHL-SAT
12h 36m2 stops
1:18 pm - 5:47 amSAT-PHL
15h 29m1 stop
$408Spirit Airlines
Find Deal
Mon, Nov 25 - Tue, Dec 3
9:18 pm - 12:23 pmPHL-SAT
40h 05m3 stops
1:18 pm - 5:47 amSAT-PHL
15h 29m1 stop
$433Spirit Airlines
Find Deal
Mon, Nov 25 - Tue, Dec 3
1:25 pm - 1:01 amPHL-SAT
12h 36m2 stops
1:18 pm - 9:08 pmSAT-PHL
30h 50m3 stops
$480Spirit Airlines
Find Deal
Mon, Nov 25 - Tue, Dec 3
9:18 pm - 12:23 pmPHL-SAT
40h 05m3 stops
8:06 pm - 9:08 pmSAT-PHL
24h 02m3 stops
$506Spirit Airlines
Find Deal
Mon, Nov 25 - Tue, Dec 3

Frontier flights from Philadelphia to San Antonio

Our best Frontier deals on Philadelphia to San Antonio flight tickets
Frontier
Jan 27
PHL5:20 amPhiladelphia
13h 55m
1 stop
SAT6:15 pmSan Antonio
Jan 30
SAT1:02 pmSan Antonio
6h 46m
1 stop
PHL8:48 pmPhiladelphia
Frontier
Jan 9
PHL10:15 pmPhiladelphia
21h 10m
1 stop
SAT6:25 pmSan Antonio
Jan 16
SAT1:02 pmSan Antonio
6h 46m
1 stop
PHL8:48 pmPhiladelphia
Frontier
Jan 25
PHL9:35 amPhiladelphia
9h 40m
1 stop
SAT6:15 pmSan Antonio
Jan 27
SAT7:15 pmSan Antonio
15h 37m
1 stop
PHL11:52 amPhiladelphia

Spirit Airlines flights from Philadelphia to San Antonio

Our best Spirit Airlines deals on Philadelphia to San Antonio flight tickets
Spirit Airlines
Dec 11
PHL6:15 amPhiladelphia
13h 17m
1 stop
SAT6:32 pmSan Antonio
Dec 16
SAT1:14 pmSan Antonio
29h 58m
2 stops
PHL8:12 pmPhiladelphia
Spirit Airlines
Dec 11
PHL6:15 amPhiladelphia
13h 17m
1 stop
SAT6:32 pmSan Antonio
Dec 12
SAT7:37 pmSan Antonio
12h 08m
1 stop
PHL8:45 amPhiladelphia
Spirit Airlines
Dec 10
PHL6:15 amPhiladelphia
13h 17m
1 stop
SAT6:32 pmSan Antonio
Dec 31
SAT8:25 amSan Antonio
28h 15m
1 stop
PHL1:40 pmPhiladelphia

See travel insights to San Antonio from

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

February. The cheapest time of year to fly to San Antonio from Philadelphia is February. Most expensive is July

What is the cheapest day to depart Philadelphia for San Antonio?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from Philadelphia to San Antonio?

In the evening. Philadelphia to San Antonio flights are approximately 20% more expensive in the morning than in the evening

What is the cheapest Philadelphia to San Antonio flight route?

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

How far in advance should you book Philadelphia to San Antonio flights?

25 days before. The cheapest time to buy a flight from Philadelphia to San Antonio is approximately 25 days to departure

Can stopping save me money on Philadelphia to San Antonio flights?

You could potentially save up to 55% on your flight if you consider stops on a Philadelphia to San Antonio flight.

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

As of November 2024, prices for Philadelphia to San Antonio flights are approximately 73% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to San Antonio

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

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

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

Best Price Found

$54

Fastest flight time

6h 06m

Direct flights

None

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Philadelphia in the past 72 hours is $54. The best round-trip flight deal from Philadelphia to San Antonio found on momondo in the last 72 hours is $108.
The fastest flight from Philadelphia to San Antonio takes 6h 06m
There are no direct flights from Philadelphia to San Antonio. Popular non-direct route for this connection is Philadelphia Airport - San Antonio Airport.
There is 1 airport near San Antonio: San Antonio (SAT)

  • How far is Philadelphia to San Antonio by plane?

    A flight from Philadelphia to San Antonio will travel around 1504.8 mi. In terms of flight time, this usually takes a little over 6h 36m.

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

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

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

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

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

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from Philadelphia to San Antonio

Compare and see reviews for airlines that fly from Philadelphia to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $130Free CancellationRating
6.1
3,539 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $147Free CancellationRating
6.3
8,174 reviews
Search Spirit Airlines flights
JetBluePriceFrom $210Free CancellationRating
7.4
3,394 reviews
Search JetBlue flights
DeltaPriceFrom $271Free CancellationRating
8.0
8,756 reviews
Search Delta flights
American AirlinesPriceFrom $301Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $314Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
SouthwestPriceFrom $319Free CancellationRating
8.1
5,014 reviews
Search Southwest flights

Why use momondo?

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

It is quick and easy to find Philadelphia to San Antonio 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 San Antonio that suits you.

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

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

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

Once all potential Philadelphia to San Antonio 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 Philadelphia to San Antonio right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to San Antonio now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Antonio and let you know when they 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.
1 adult
From?
To?
Mon 11/25
Mon 12/2
Email me momondo's favorite deals

Find better results for your trip to the United States