Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from San Antonio to Pennsylvania from $51

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 3/3. 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

Discover deals from 900+ travel sites with momondo.

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.
Search flight deals

Find the cheapest flights from San Antonio to Pennsylvania

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
10:26 am - 9:09 pm
SAT
-
EWR
9h 43m
1 stop
Spirit Airlines Logo
5:59 pm - 11:59 pm
EWR
-
SAT
7h 00m
1 stop
$115Spirit Airlines
Wed, Mar 4 - Mon, Mar 9
Spirit Airlines Logo
10:26 am - 9:09 pm
SAT
-
EWR
9h 43m
1 stop
Spirit Airlines Logo
3:00 pm - 11:59 pm
EWR
-
SAT
9h 59m
1 stop
$117Spirit Airlines
Wed, Mar 4 - Thu, Mar 5
Spirit Airlines Logo
10:26 am - 9:09 pm
SAT
-
EWR
9h 43m
1 stop
Spirit Airlines Logo
3:00 pm - 11:59 pm
EWR
-
SAT
9h 59m
1 stop
$123Spirit Airlines
Wed, Mar 4 - Tue, Mar 10
American Airlines Logo
6:00 am - 10:11 am
SAT
-
DCA
3h 11mnonstop
American Airlines Logo
4:59 pm - 7:55 pm
DCA
-
SAT
3h 56mnonstop
$249American Airlines
Thu, Feb 26 - Sat, Feb 28
United Airlines Logo
12:17 pm - 4:30 pm
SAT
-
IAD
3h 13mnonstop
United Airlines Logo
8:15 am - 11:11 am
IAD
-
SAT
3h 56mnonstop
$249United Airlines
Tue, Mar 3 - Tue, Mar 17
United Airlines Logo
6:02 pm - 11:59 pm
SAT
-
IAD
4h 57m
1 stop
United Airlines Logo
8:30 am - 1:08 pm
IAD
-
SAT
5h 38m
1 stop
$251United Airlines
Mon, Mar 30 - Tue, Apr 7
Delta Logo
8:00 am - 4:31 pm
SAT
-
IAD
7h 31m
1 stop
Delta Logo
6:00 am - 10:54 am
IAD
-
SAT
5h 54m
1 stop
$253Delta
Thu, Apr 23 - Sun, Apr 26
Southwest Logo
3:05 pm - 11:00 pm
SAT
-
DCA
6h 55m
1 stop
Southwest Logo
3:00 pm - 9:45 pm
DCA
-
SAT
7h 45m
2 stops
$258Southwest
Mon, Mar 30 - Tue, Apr 7
American Airlines Logo
6:00 am - 10:12 am
SAT
-
DCA
3h 12mnonstop
American Airlines Logo
5:30 pm - 8:05 pm
DCA
-
SAT
3h 35mnonstop
$262American Airlines
Mon, Mar 30 - Tue, Apr 7
Delta Logo
5:30 am - 11:16 am
SAT
-
MDT
4h 46m
1 stop
Delta Logo
5:55 pm - 12:35 am
MDT
-
SAT
7h 40m
1 stop
$314Delta
Fri, Feb 20 - Tue, Feb 24

Frontier flights from San Antonio to Pennsylvania

Our best Frontier deals on San Antonio to Pennsylvania flight tickets
Frontier
Feb 27
SAT5:04 pmSan Antonio
7h 04m
1 stop
EWR1:08 amNewark
Mar 2
EWR5:55 amNewark
11h 25m
1 stop
SAT4:20 pmSan Antonio
$154
Frontier
Feb 19
SAT1:57 pmSan Antonio
6h 56m
1 stop
PHL9:53 pmPhiladelphia
Feb 23
PHL5:30 amPhiladelphia
11h 48m
1 stop
SAT4:18 pmSan Antonio
$169
Frontier
Mar 6
SAT3:46 pmSan Antonio
8h 22m
1 stop
EWR1:08 amNewark
Mar 8
EWR10:30 pmNewark
17h 11m
1 stop
SAT2:41 pmSan Antonio
$174

Delta flights from San Antonio to Pennsylvania

Our best Delta deals on San Antonio to Pennsylvania flight tickets
Delta
Apr 23
SAT8:00 amSan Antonio
7h 31m
1 stop
IAD4:31 pmWashington, D.C. Dulles Intl
Apr 26
IAD6:00 amWashington, D.C. Dulles Intl
5h 54m
1 stop
SAT10:54 amSan Antonio
$253
Delta
Apr 23
SAT8:00 amSan Antonio
7h 31m
1 stop
IAD4:31 pmWashington, D.C. Dulles Intl
Apr 26
IAD5:27 pmWashington, D.C. Dulles Intl
8h 07m
1 stop
SAT12:34 amSan Antonio
$294
Delta
Apr 1
SAT1:03 pmSan Antonio
3h 57m
JFK6:00 pmNew York John F Kennedy Intl
Apr 5
JFK8:00 amNew York John F Kennedy Intl
4h 30m
SAT11:30 amSan Antonio
$299

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 February 3, 2026.
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 AntonioNewark

SAT - EWR

SATEWR

San Antonio

Wed 3/4

10:26 am-9:09 pm

1 stop9h 43m

Newark

Mon 3/9

5:59 pm-11:59 pm

1 stop7h 00m

$115

San AntonioNewark

SAT - EWR

SATEWR

San Antonio

Wed 3/4

10:26 am-9:09 pm

1 stop9h 43m

Newark

Thu 3/5

3:00 pm-11:59 pm

1 stop9h 59m

$117

San AntonioNewark

SAT - EWR

SATEWR

San Antonio

Wed 3/4

10:26 am-9:09 pm

1 stop9h 43m

Newark

Tue 3/10

3:00 pm-11:59 pm

1 stop9h 59m

$123

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Thu 2/26

6:00 am-10:11 am

Nonstop3h 11m

Washington, D.C. Reagan-National

Sat 2/28

4:59 pm-7:55 pm

Nonstop3h 56m

$249

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Tue 3/3

12:17 pm-4:30 pm

Nonstop3h 13m

Washington, D.C. Dulles Intl

Tue 3/17

8:15 am-11:11 am

Nonstop3h 56m

$249

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Mon 3/30

6:02 pm-11:59 pm

1 stop4h 57m

Washington, D.C. Dulles Intl

Tue 4/7

8:30 am-1:08 pm

1 stop5h 38m

$251

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Thu 4/23

8:00 am-4:31 pm

1 stop7h 31m

Washington, D.C. Dulles Intl

Sun 4/26

6:00 am-10:54 am

1 stop5h 54m

$253

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Mon 3/30

3:05 pm-11:00 pm

1 stop6h 55m

Washington, D.C. Reagan-National

Tue 4/7

3:00 pm-9:45 pm

2 stops7h 45m

$258

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Mon 3/30

6:00 am-10:12 am

Nonstop3h 12m

Washington, D.C. Reagan-National

Tue 4/7

5:30 pm-8:05 pm

Nonstop3h 35m

$262

San AntonioHarrisburg

SAT - MDT

SATMDT

San Antonio

Fri 2/20

5:30 am-11:16 am

1 stop4h 46m

Harrisburg

Tue 2/24

5:55 pm-12:35 am

1 stop7h 40m

$314

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 September is, on average, the cheapest month to fly to Pennsylvania from San Antonio, with most prices found around $369. If you don’t want to visit Pennsylvania in September, then you should wait until October to fly from San Antonio, when ticket prices are also cheap, with an average price of $384.

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 Wednesday when prices can be found for as low as $465. 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 Monday because tickets tend to average around $1,273. 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 morning. Flights from San Antonio to Pennsylvania during this time can be as low as $504. In contrast, the most expensive time of day to depart to Pennsylvania is at noon when prices are around $947.

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 $440 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 $345 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

$351

Fastest flight time

3h 02m

Direct flights

Every day

Airports in Pennsylvania

152 airports
The best one-way flight to Pennsylvania from San Antonio in the past 72 hours is $351. The best round-trip flight deal from San Antonio to Pennsylvania found on momondo in the last 72 hours is $613.
The fastest flight from San Antonio to Pennsylvania takes 3h 02m
Direct flights go from San Antonio to Pennsylvania every day.
There are 152 airports in Pennsylvania. From San Antonio there are direct flights to 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
Spirit AirlinesPriceFrom $115Free CancellationRating
6.3
8,404 reviews
Search Spirit Airlines flights
FrontierPriceFrom $142Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
United AirlinesPriceFrom $190Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
DeltaPriceFrom $208Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $265Free CancellationRating
7.2
11,216 reviews
Search American Airlines flights
SouthwestPriceFrom $290Free CancellationRating
8.0
4,272 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.

An easier way to manage your Pennsylvania 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/5
Thu 3/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Pennsylvania

Popular cities in Pennsylvania

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $49
Flights to Los Angelesfrom $46
Flights to Miamifrom $27
Flights to Chicagofrom $49
Flights to Orlandofrom $50
Flights to San Franciscofrom $54
Flights to Las Vegasfrom $49
Flights to Washington, D.C.from $51
Flights to Bostonfrom $51
Flights to Atlantafrom $49
Flights to Dallasfrom $49
Flights to Seattlefrom $83