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Cheap flights from San Antonio to Pennsylvania from $71

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 Pennsylvania departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Antonio to Pennsylvania

Cheap round-trip flights

Frontier Logo
5:45 pm - 12:59 amSAT-PHL
6h 14m1 stop
Frontier Logo
5:50 am - 4:40 pmPHL-SAT
11h 50m1 stop
$143Frontier
Find Deal
vie., oct. 24 - lun., nov. 3
Frontier Logo
5:40 pm - 1:06 amSAT-EWR
6h 26m1 stop
Frontier Logo
11:26 am - 4:30 pmEWR-SAT
6h 04m1 stop
$143Frontier
Find Deal
vie., oct. 3 - lun., oct. 6
American Airlines Logo
8:34 am - 3:40 pmSAT-EWR
6h 06m1 stop
American Airlines Logo
5:31 pm - 11:37 pmEWR-SAT
7h 06m1 stop
$153American Airlines
Find Deal
sáb., nov. 15 - sáb., nov. 15
American Airlines Logo
3:02 pm - 10:59 pmSAT-EWR
6h 57m1 stop
American Airlines Logo
5:00 am - 10:20 amEWR-SAT
6h 20m1 stop
$159American Airlines
Find Deal
mar., oct. 21 - mar., oct. 28
United Airlines Logo
7:00 am - 11:19 amSAT-IAD
3h 19mnonstop
United Airlines Logo
5:33 pm - 8:05 pmIAD-SAT
3h 32mnonstop
$249United Airlines
Find Deal
vie., oct. 17 - mar., oct. 21
United Airlines Logo
12:12 pm - 6:44 pmSAT-LGA
5h 32m1 stop
United Airlines Logo
5:15 pm - 11:16 pmLGA-SAT
7h 01m1 stop
$251United Airlines
Find Deal
sáb., nov. 1 - mar., nov. 4
Delta Logo
12:02 pm - 5:00 pmSAT-JFK
3h 58mnonstop
Delta Logo
7:35 am - 10:51 amJFK-SAT
4h 16mnonstop
$259Delta
Find Deal
sáb., nov. 1 - mié., nov. 5
Southwest Logo
6:50 am - 12:35 pmSAT-DCA
4h 45m1 stop
Southwest Logo
7:15 pm - 11:45 pmDCA-SAT
5h 30m1 stop
$260Southwest
Find Deal
mié., nov. 12 - vie., nov. 14
Delta Logo
12:40 pm - 11:33 pmSAT-IAD
9h 53m1 stop
Delta Logo
7:01 am - 1:41 pmIAD-SAT
7h 40m1 stop
$269Delta
Find Deal
vie., nov. 7 - mar., nov. 11
Southwest Logo
6:20 am - 3:05 pmSAT-DCA
7h 45m2 stops
Southwest Logo
2:40 pm - 6:55 pmDCA-SAT
5h 15m1 stop
$270Southwest
Find Deal
lun., nov. 3 - mié., nov. 5

Delta flights from San Antonio to Pennsylvania

Our best Delta deals on San Antonio to Pennsylvania flight tickets
Delta
Nov 1
SAT12:02 pmSan Antonio
3h 58m
JFK5:00 pmNew York John F Kennedy Intl
Nov 5
JFK7:35 amNew York John F Kennedy Intl
4h 16m
SAT10:51 amSan Antonio
$259
Find similar
Delta
Nov 7
SAT12:40 pmSan Antonio
9h 53m
1 stop
IAD11:33 pmWashington, D.C. Dulles Intl
Nov 11
IAD7:01 amWashington, D.C. Dulles Intl
7h 40m
1 stop
SAT1:41 pmSan Antonio
$269
Find similar
Delta
Nov 6
SAT12:02 pmSan Antonio
3h 58m
JFK5:00 pmNew York John F Kennedy Intl
Nov 10
JFK7:35 amNew York John F Kennedy Intl
4h 24m
SAT10:59 amSan Antonio
$279
Find similar

Frontier flights from San Antonio to Pennsylvania

Our best Frontier deals on San Antonio to Pennsylvania flight tickets
Frontier
Oct 3
SAT5:40 pmSan Antonio
6h 26m
1 stop
EWR1:06 amNewark
Oct 6
EWR11:26 amNewark
6h 04m
1 stop
SAT4:30 pmSan Antonio
$143
Find similar
Frontier
Oct 2
SAT11:33 amSan Antonio
12h 33m
1 stop
EWR1:06 amNewark
Oct 6
EWR5:55 amNewark
11h 35m
1 stop
SAT4:30 pmSan Antonio
$144
Find similar
Frontier
Oct 23
SAT8:26 pmSan Antonio
7h 53m
1 stop
PHL5:19 amPhiladelphia
Oct 26
PHL5:20 amPhiladelphia
12h 32m
1 stop
SAT4:52 pmSan Antonio
$153
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Pennsylvania that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated septiembre 23, 2025.
Use the filters below to find and compare flights from San Antonio to Pennsylvania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

vie. 10/24

5:45 pm-12:59 am

1 stop6h 14m

Philadelphia

lun. 11/3

5:50 am-4:40 pm

1 stop11h 50m

$143

San AntonioNewark

SAT - EWR

SATEWR

San Antonio

vie. 10/3

5:40 pm-1:06 am

1 stop6h 26m

Newark

lun. 10/6

11:26 am-4:30 pm

1 stop6h 04m

$143

San AntonioNewark

SAT - EWR

SATEWR

San Antonio

sáb. 11/15

8:34 am-3:40 pm

1 stop6h 06m

Newark

sáb. 11/15

5:31 pm-11:37 pm

1 stop7h 06m

$153

San AntonioNewark

SAT - EWR

SATEWR

San Antonio

mar. 10/21

3:02 pm-10:59 pm

1 stop6h 57m

Newark

mar. 10/28

5:00 am-10:20 am

1 stop6h 20m

$159

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

vie. 10/17

7:00 am-11:19 am

Nonstop3h 19m

Washington, D.C. Dulles Intl

mar. 10/21

5:33 pm-8:05 pm

Nonstop3h 32m

$249

San AntonioNew York

SAT - LGA

SATLGA

San Antonio

sáb. 11/1

12:12 pm-6:44 pm

1 stop5h 32m

New York LaGuardia

mar. 11/4

5:15 pm-11:16 pm

1 stop7h 01m

$251

San AntonioNew York

SAT - JFK

SATJFK

San Antonio

sáb. 11/1

12:02 pm-5:00 pm

Nonstop3h 58m

New York John F Kennedy Intl

mié. 11/5

7:35 am-10:51 am

Nonstop4h 16m

$259

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

mié. 11/12

6:50 am-12:35 pm

1 stop4h 45m

Washington, D.C. Reagan-National

vie. 11/14

7:15 pm-11:45 pm

1 stop5h 30m

$260

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

vie. 11/7

12:40 pm-11:33 pm

1 stop9h 53m

Washington, D.C. Dulles Intl

mar. 11/11

7:01 am-1:41 pm

1 stop7h 40m

$269

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

lun. 11/3

6:20 am-3:05 pm

2 stops7h 45m

Washington, D.C. Reagan-National

mié. 11/5

2:40 pm-6:55 pm

1 stop5h 15m

$270

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Pennsylvania from

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

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 Pennsylvania?

The month of February is, on average, the cheapest month to fly to Pennsylvania from San Antonio, with most prices found around $375. If you don’t want to visit Pennsylvania in February, then you should wait until January to fly from San Antonio, when ticket prices are also cheap, with an average price of $398.

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

The cheapest day to depart on your flight to Pennsylvania is on a Saturday when prices can be found for as low as $507. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,322. These prices are subject to change though, so be sure to set up a Price Alert for flights to Pennsylvania.

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

Our most recent data shows that the best time of day to fly to Pennsylvania is in the evening. Flights from San Antonio to Pennsylvania during this time can be as low as $280. In contrast, the most expensive time of day to depart to Pennsylvania is at noon when prices are around $1,051.

What is the cheapest San Antonio to Pennsylvania flight route?

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

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

You are more likely to see cheaper flights to Pennsylvania from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Pennsylvania for around $436 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Pennsylvania from San Antonio for as low as $330 on momondo.

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

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

Cheap San Antonio to Pennsylvania flight deals and tips

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

Best Price Found

$138

Fastest flight time

3h 09m

Direct flights

Every day

Airports in Pennsylvania

2 airports
The best one-way flight to Pennsylvania from San Antonio in the past 72 hours is $138. The best round-trip flight deal from San Antonio to Pennsylvania found on momondo in the last 72 hours is $318.
The fastest flight from San Antonio to Pennsylvania takes 3h 09m
Direct flights go from San Antonio to Pennsylvania every day.
There are 2 airports near Pennsylvania: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
Search flight deals

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

    Prices for flights from San Antonio Airport to Pennsylvania were last updated today.

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

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

    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 Pennsylvania.

  • What documentation or ID do you need to fly to Pennsylvania?

    The necessary travel and health documents for your Pennsylvania 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 Pennsylvania?

Best airlines flying from San Antonio to Pennsylvania

Compare and see reviews for airlines that fly from San Antonio to Pennsylvania with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $157Free CancellationRating
5.8
3,165 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $169Free CancellationRating
6.3
8,041 reviews
Search Spirit Airlines flights
DeltaPriceFrom $255Free CancellationRating
7.9
7,974 reviews
Search Delta flights
United AirlinesPriceFrom $268Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $268Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $296Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Pennsylvania from San Antonio.

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

momondo does allow users to show only those flights to Pennsylvania from San Antonio which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Pennsylvania.

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

If you are not ready to book a flight from San Antonio to Pennsylvania now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Pennsylvania and let you know when they change.

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