Philadelphia

$55+ Cheap flights from San Antonio to Philadelphia (SAT - PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — PHL
Feb 27 — Mrz 61
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The best prices from San Antonio to Philadelphia are usually found in May or January, booked 85 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from San Antonio to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Februar 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$135
(CheapOair)

One-way from

$55
(Frontier)

Popular in

November

Cheapest in

May

Average price

$469

Good round-trip deal

$701 or less

Good one-way deal

$221 or less
Provider with most accurate pricing for San Antonio-Philadelphia flight deals.
Provider most trusted by Cheapflights users for San Antonio-Philadelphia flights.
From San Antonio to Philadelphia
One-way flight from San Antonio to Philadelphia
Highest demand for flights based on searches. 5% potential increase in price ($27 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in February 2025
Price to beat on a round-trip flight from San Antonio to Philadelphia.
Price to beat on a one-way flight from San Antonio to Philadelphia.

Find flight deals from San Antonio to Philadelphia

Cheapest flights from San Antonio to Philadelphia
Explore the most affordable flight options available from San Antonio to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Februar 22, 2025.

This CheapOair deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 4/12:18 pmSAT - PHL
1 stop14h 02mFrontier
Sa 4/55:01 amPHL - SAT
1 stop7h 20mFrontier
Deal found 2/21$135
This FlightHub deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 4/1010:51 amSAT - PHL
1 stop9h 21mMultiple Airlines
Mo 4/1410:59 pmPHL - SAT
1 stop10h 14mMultiple Airlines
Deal found 2/20$138
This CheapOair deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 3/1910:58 amSAT - PHL
1 stop10h 58mSpirit Airlines
Mi 3/267:20 pmPHL - SAT
1 stop15h 43mSpirit Airlines
Deal found 2/20$161
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 2/276:31 pmSAT - PHL
1 stop5h 18mDelta
Di 3/46:07 pmPHL - SAT
1 stop7h 20mDelta
Deal found 2/20$267
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 4/712:10 pmSAT - PHL
Nonstop3h 45mAmerican Airlines
Mo 4/146:35 pmPHL - SAT
1 stop6h 23mAmerican Airlines
Deal found 2/21$305
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 2/285:30 amSAT - PHL
1 stop5h 04mUnited Airlines
Fr 2/285:43 pmPHL - SAT
1 stop6h 32mUnited Airlines
Deal found 2/20$348
This Southwest deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 3/243:25 pmSAT - PHL
2 stops7h 45mSouthwest
Mi 3/265:55 amPHL - SAT
2 stops8h 10mSouthwest
Deal found 2/20$367

Find flights from San Antonio to Philadelphia within your budget

Customize your flight search to find flights from San Antonio to Philadelphia 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, Cheapflights users made 2,558,603 searches. Data last updated Februar 22, 2025.

Fly from

San Antonio

Fly to

Philadelphia

Route

Depart

Return

Price

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Di 4/1

2:18 pm-5:20 am

1 stop14h 02m

Philadelphia

Sa 4/5

5:01 am-11:21 am

1 stop7h 20m

$135

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Do 4/10

10:51 am-9:12 pm

1 stop9h 21m

Philadelphia

Mo 4/14

10:59 pm-8:13 am

1 stop10h 14m

$138

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Mi 3/19

10:58 am-10:56 pm

1 stop10h 58m

Philadelphia

Mi 3/26

7:20 pm-10:03 am

1 stop15h 43m

$161

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Do 2/27

6:31 pm-12:49 am

1 stop5h 18m

Philadelphia

Di 3/4

6:07 pm-12:27 am

1 stop7h 20m

$267

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Mo 4/7

12:10 pm-4:55 pm

Nonstop3h 45m

Philadelphia

Mo 4/14

6:35 pm-11:58 pm

1 stop6h 23m

$305

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Fr 2/28

5:30 am-11:34 am

1 stop5h 04m

Philadelphia

Fr 2/28

5:43 pm-11:15 pm

1 stop6h 32m

$348

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Mo 3/24

3:25 pm-12:10 am

2 stops7h 45m

Philadelphia

Mi 3/26

5:55 am-1:05 pm

2 stops8h 10m

$367

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Di 3/25

7:21 pm-6:00 am

1 stop33h 39m

Philadelphia

Fr 3/28

7:20 am-5:40 am

1 stop23h 20m

$583

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Sa 4/12

8:02 pm-6:47 am

1 stop9h 45m

$55

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Do 3/20

10:58 am-6:15 pm

1 stop6h 17m

$71

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 15 results
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Compare providers for flights from San Antonio to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Philadelphia in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Antonio to Philadelphia

Get recent, data-driven insights about flights from San Antonio to Philadelphia including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Antonio to Philadelphia?

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Philadelphia. Price data was last updated on February 14, 2025.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Antonio to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from San Antonio to Philadelphia (average of $236). Flying from San Antonio to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAT to PHL?

Find hourly flight availability from San Antonio to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated Februar 22, 2025.

A simple way to save on the total cost of your ticket is to fly from San Antonio to Philadelphia in the evening. If you’re flexible enough to do this you can expect to save up to 63% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from San Antonio to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Philadelphia. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their San Antonio to Philadelphia flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated Februar 22, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from San Antonio to Philadelphia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.1

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Food

7.1

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

8.0
Very good

Food

7.1

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Food

7.1

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Food

7.1

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Food

7.1

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from San Antonio to Philadelphia round-trip?

    Flying on Frontier is currently your cheapest option to Philadelphia, with prices starting at $135. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Delta, with the lowest prices starting at $161 and $267, respectively. These flights start at 69% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Antonio to Philadelphia one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $55. Spirit Airlines flights start at $71 while deals on American Airlines start at $134 one-way.

  • What are the cheapest flights from San Antonio to Philadelphia?

    On average you can expect to pay $870 for a flight from San Antonio to Philadelphia. The cheapest flight overall is $218 while the most popular route, (San Antonio - Philadelphia) is currently priced at $138.

  • Can I find deals for flights from San Antonio to Philadelphia that include hotel bookings?

    Yes. In addition to deals on San Antonio to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Philadelphia.

  • Can I find deals for business class flights from San Antonio to Philadelphia?

    Yes. Cheapflights offers flight deals from San Antonio to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from San Antonio to Philadelphia (average of $236). Flying from San Antonio to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
King of Prussia
Vineland
Pottstown
Reading
Wildwood
Exton
Ocean City
Cherry Hill
Essington
Chester
Willow Grove
Newark
Middletown
Millville
Wyomissing
Ephrata
Dewey Beach
West Chester
Malvern
Dover

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Alternative routes for San Antonio to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from San Antonio to Philadelphia

Discover the top 6 airlines that operate flights from San Antonio to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated Februar 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$109Average$228FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$129Average$208FlexibilityNo cancel feeOn-time65%
DeltaCheapest$314Average$418FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$320Average$476FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$344Average$476FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$355Average$476FlexibilityNo cancel feeOn-time69%
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