How does KAYAK find such low prices on flights from Pennsylvania to San Antonio?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to San Antonio.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to San Antonio?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Pennsylvania to San Antonio?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Pennsylvania with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to San Antonio?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$124 CHEAP FLIGHTS from Pennsylvania to San Antonio

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Pennsylvania to San Antonio

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Pennsylvania to San Antonio

Thu, Nov 12 - Mon, Nov 16

11:16 am - 9:18 amIAD Washington, D.C. Dulles Intl-SAT San Antonio

23h 02m1 stop Orlando

10:13 am - 10:21 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

23h 08m1 stop Orlando

$224Frontier

Mon, Oct 26 - Fri, Oct 30

6:17 pm - 9:36 pmPHL Philadelphia-SAT San Antonio

4h 19mnonstop

7:00 am - 11:43 amSAT San Antonio-PHL Philadelphia

3h 43mnonstop

$247American Airlines

Sat, Oct 10 - Wed, Oct 14

6:17 pm - 9:36 pmPHL Philadelphia-SAT San Antonio

4h 19mnonstop

7:00 am - 11:43 amSAT San Antonio-PHL Philadelphia

3h 43mnonstop

$247American Airlines

Sat, Oct 10 - Wed, Oct 14

5:50 am - 7:26 pmPHL Philadelphia-SAT San Antonio

14h 36m1 stop Denver Intl

10:03 am - 6:15 pmSAT San Antonio-PHL Philadelphia

31h 12m2 stops Orlando Atlanta Hartsfield-Jackson

$251Frontier

Fri, Nov 6 - Wed, Nov 11

6:35 pm - 11:30 pmPHL Philadelphia-SAT San Antonio

5h 55m1 stop Dallas Love Field

3:00 pm - 9:25 pmSAT San Antonio-PHL Philadelphia

5h 25m1 stop Chicago Midway

$267Southwest

Fri, Oct 16 - Mon, Oct 19

7:10 pm - 12:10 amPHL Philadelphia-SAT San Antonio

6h 00m1 stop Chicago Midway

4:40 pm - 11:55 pmSAT San Antonio-PHL Philadelphia

6h 15m1 stop Nashville Intl

$267Southwest

Wed, Oct 28 - Sun, Nov 1

12:05 pm - 7:48 pmPHL Philadelphia-SAT San Antonio

8h 43m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:51 pmSAT San Antonio-PHL Philadelphia

8h 01m1 stop Atlanta Hartsfield-Jackson

$267Delta

Thu, Oct 15 - Mon, Oct 19

6:10 am - 10:41 amPHL Philadelphia-SAT San Antonio

5h 31m1 stop Detroit Metropolitan Wayne County

6:20 pm - 12:56 amSAT San Antonio-PHL Philadelphia

5h 36m1 stop Atlanta Hartsfield-Jackson

$267Delta

Thu, Oct 29 - Sun, Nov 1

4:59 pm - 11:35 pmPHL Philadelphia-SAT San Antonio

7h 36m1 stop Chicago O'Hare Intl

5:30 am - 11:37 amSAT San Antonio-PHL Philadelphia

5h 07m1 stop Houston George Bush Intcntl

$267United Airlines

Sat, Oct 10 - Wed, Oct 14

1:05 pm - 7:30 pmPHL Philadelphia-SAT San Antonio

7h 25m1 stop Houston George Bush Intcntl

5:30 am - 11:58 amSAT San Antonio-PHL Philadelphia

5h 28m1 stop Houston George Bush Intcntl

$267United Airlines

Recent last minute flight deals from Pennsylvania to San Antonio

Mon, Sep 21 - Sun, Sep 27

6:00 pm - 7:25 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

26h 25m1 stop Denver Intl

8:20 pm - 12:11 pmSAT San Antonio-DCA Washington, D.C. Reagan-National

14h 51m1 stop Denver Intl

$347Frontier

Thu, Sep 17 - Wed, Sep 30

5:55 am - 9:10 amEWR Newark-SAT San Antonio

28h 15m1 stop Orlando

10:03 am - 1:01 amSAT San Antonio-EWR Newark

13h 58m1 stop Orlando

$354Frontier

Sat, Sep 19 - Mon, Sep 21

8:00 am - 8:45 amPHL Philadelphia-SAT San Antonio

25h 45m1 stop Raleigh-Durham

10:05 am - 9:30 amSAT San Antonio-PHL Philadelphia

22h 25m1 stop Orlando

$366Multiple Airlines

Sat, Sep 19 - Thu, Sep 24

8:00 am - 8:45 amPHL Philadelphia-SAT San Antonio

25h 45m1 stop Raleigh-Durham

9:25 am - 12:30 amSAT San Antonio-PHL Philadelphia

38h 05m2 stops Raleigh-Durham Tampa

$383Multiple Airlines

Mon, Sep 21 - Wed, Sep 23

4:40 pm - 10:05 pmPHL Philadelphia-SAT San Antonio

6h 25m1 stop Orlando

9:25 am - 6:00 pmSAT San Antonio-PHL Philadelphia

7h 35m1 stop Chicago Midway

$427Southwest

Sat, Sep 19 - Sat, Sep 26

3:25 pm - 7:55 pmPHL Philadelphia-SAT San Antonio

5h 30m1 stop Dallas Love Field

6:45 am - 1:25 pmSAT San Antonio-PHL Philadelphia

5h 40m1 stop Lambert-St Louis

$427Southwest

Sun, Sep 20 - Sat, Sep 26

5:00 am - 10:01 amDCA Washington, D.C. Reagan-National-SAT San Antonio

6h 01m1 stop Dallas/Fort Worth

6:27 am - 10:55 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 28mnonstop

$464American Airlines

Wed, Sep 16 - Tue, Oct 6

12:28 pm - 5:48 pmEWR Newark-SAT San Antonio

6h 20m1 stop Dallas/Fort Worth

5:00 am - 11:34 amSAT San Antonio-EWR Newark

5h 34m1 stop Dallas/Fort Worth

$468American Airlines

Mon, Sep 21 - Sun, Sep 27

6:00 pm - 8:38 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 38mnonstop

7:00 am - 11:20 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 20mnonstop

$474United Airlines

Sat, Sep 19 - Sat, Sep 26

6:00 pm - 8:38 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 38mnonstop

7:00 am - 11:20 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 20mnonstop

$474United Airlines

Recent direct flight deals from Pennsylvania to San Antonio

Fri, Oct 16 - Mon, Oct 19

6:17 pm - 9:36 pmPHL Philadelphia-SAT San Antonio

4h 19mnonstop

7:00 am - 11:43 amSAT San Antonio-PHL Philadelphia

3h 43mnonstop

$247American Airlines

Sat, Oct 17 - Wed, Oct 21

6:17 pm - 9:36 pmPHL Philadelphia-SAT San Antonio

4h 19mnonstop

7:00 am - 11:43 amSAT San Antonio-PHL Philadelphia

3h 43mnonstop

$247American Airlines

Fri, Oct 16 - Sun, Oct 18

6:17 pm - 9:36 pmPHL Philadelphia-SAT San Antonio

4h 19mnonstop

7:00 am - 11:43 amSAT San Antonio-PHL Philadelphia

3h 43mnonstop

$247American Airlines

Wed, Oct 14 - Sat, Oct 17

6:17 pm - 9:36 pmPHL Philadelphia-SAT San Antonio

4h 19mnonstop

7:00 am - 11:43 amSAT San Antonio-PHL Philadelphia

3h 43mnonstop

$247American Airlines

Sat, Oct 17 - Wed, Oct 21

6:00 pm - 8:38 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 38mnonstop

7:00 am - 11:20 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 20mnonstop

$318United Airlines

Thu, Dec 3 - Mon, Dec 7

8:20 am - 11:14 amIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 54mnonstop

7:00 am - 11:13 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 13mnonstop

$321United Airlines

Wed, Nov 18 - Wed, Dec 2

5:30 pm - 8:24 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 54mnonstop

7:00 am - 11:13 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 13mnonstop

$323United Airlines

Wed, Feb 10 - Sun, Feb 14

7:35 am - 10:56 amJFK New York John F Kennedy Intl-SAT San Antonio

4h 21mnonstop

12:10 pm - 5:07 pmSAT San Antonio-JFK New York John F Kennedy Intl

3h 57mnonstop

$379Delta

Thu, Oct 29 - Sat, Oct 31

9:00 am - 12:18 pmJFK New York John F Kennedy Intl-SAT San Antonio

4h 18mnonstop

1:20 pm - 6:30 pmSAT San Antonio-JFK New York John F Kennedy Intl

4h 10mnonstop

$379Delta

Sat, Jan 9 - Sat, Jan 16

7:35 am - 10:56 amJFK New York John F Kennedy Intl-SAT San Antonio

4h 21mnonstop

12:10 pm - 5:07 pmSAT San Antonio-JFK New York John F Kennedy Intl

3h 57mnonstop

$379Delta

Useful Info

Low season	January
High season	December
Cheapest flight	$124

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly and prices are also 4% lower on average.

Flight from Philadelphia to San Antonio

How does KAYAK find such low prices on flights from Pennsylvania to San Antonio?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to San Antonio.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to San Antonio?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Pennsylvania to San Antonio?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Pennsylvania with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to San Antonio?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.