$124+ Cheap flights from San Antonio to Philadelphia (SAT - PHL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — PHL
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Antonio to Philadelphia are usually found in April or August, booked 8 days in advance, depart on a Tuesday or Thursday and return on a Saturday
Cheap flight deals from San Antonio to Philadelphia
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Antonio to PhiladelphiaExplore 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 September 21, 2026.
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 September 21, 2026.
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 10/147:00 am -
Nonstop3h 43m
Wed 10/216:17 pm -
Nonstop4h 19m
Deal found 9/16![American Airlines logo]()
$247
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:21 pm -
1 stop27h 55m
Wed 10/218:44 pm -
1 stop26h 05m
Deal found 9/17![Frontier logo]()
$252
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:34 pm -
1 stop31h 44m
Thu 10/228:44 pm -
1 stop26h 05m
Deal found 9/17![Frontier logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:03 am -
2 stops12h 08m
Sat 10/317:42 am -
1 stop27h 03m
Deal found 9/20![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:03 am -
2 stops20h 18m
Sat 10/317:42 am -
1 stop27h 03m
Deal found 9/20![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:29 pm -
2 stops18h 50m
Sat 10/317:42 am -
1 stop27h 03m
Deal found 9/20![Multiple Airlines logo]()
$264
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:21 pm -
1 stop26h 29m
Thu 10/228:44 pm -
1 stop26h 05m
Deal found 9/18![Frontier logo]()
$265
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:03 am -
1 stop10h 12m
Tue 10/137:15 am -
1 stop26h 53m
Deal found 9/17![Frontier logo]()
$266
This Delta deal was found by Cheapflights users on 9/17. 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.
Sat 10/245:30 am -
1 stop8h 11m
Tue 10/279:48 am -
1 stop7h 02m
Deal found 9/17![Delta logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:50 pm -
2 stops32h 26m
Wed 10/145:50 am -
1 stop14h 36m
Deal found 9/16![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:20 pm -
2 stops33h 51m
Wed 11/189:30 am -
1 stop24h 15m
Deal found 9/18![Multiple Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 9/18. 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.
Sat 10/319:05 am -
2 stops8h 00m
Tue 11/35:35 am -
1 stop6h 00m
Deal found 9/18![Southwest logo]()
$272
Best flights from San Antonio to PhiladelphiaDiscover carefully curated flight deals from San Antonio to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from San Antonio to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This Delta deal was found by Cheapflights users on 9/19. 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.
Mon 10/196:20 pm -
1 stop5h 36m
Thu 10/225:20 am -
1 stop5h 23m
Deal found 9/19![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 9/18. 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.
Fri 10/3011:30 am -
1 stop6h 30m
Mon 11/26:25 pm -
1 stop6h 55m
Deal found 9/18![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/302:20 pm -
2 stops8h 10m
Mon 11/28:00 am -
1 stop6h 16m
Deal found 9/17![United Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 9/18. 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.
Sat 11/75:00 pm -
1 stop6h 55m
Tue 11/179:40 am -
1 stop7h 25m
Deal found 9/18![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 9/20. 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.
Tue 10/277:20 am -
1 stop7h 05m
Mon 11/96:25 pm -
1 stop7h 00m
Deal found 9/20![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 9/18. 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.
Fri 11/64:55 pm -
1 stop6h 15m
Mon 11/165:00 am -
1 stop8h 05m
Deal found 9/18![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 9/18. 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.
Sat 10/319:05 am -
2 stops8h 00m
Tue 11/35:35 am -
2 stops7h 40m
Deal found 9/18![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 9/16. 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.
Mon 10/56:35 am -
1 stop7h 09m
Wed 10/145:20 am -
1 stop5h 23m
Deal found 9/16![Delta logo]()
$313
This Southwest deal was found by Cheapflights users on 9/17. 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.
Wed 10/281:00 pm -
2 stops7h 35m
Mon 11/26:25 pm -
1 stop6h 55m
Deal found 9/17![Southwest logo]()
$296
This Delta deal was found by Cheapflights users on 9/20. 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.
Fri 10/234:00 pm -
1 stop6h 08m
Tue 10/275:20 am -
1 stop5h 23m
Deal found 9/20![Delta logo]()
$365
This Southwest deal was found by Cheapflights users on 9/16. 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.
Wed 11/183:20 pm -
1 stop5h 10m
Mon 11/238:15 pm -
1 stop5h 45m
Deal found 9/16![Southwest logo]()
$313
This Delta deal was found by Cheapflights users on 9/18. 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.
Thu 11/55:30 am -
1 stop9h 45m
Sun 11/155:35 am -
1 stop7h 20m
Deal found 9/18![Delta logo]()
$416
Last-minute flights from San Antonio to PhiladelphiaDiscover last-minute flight deals from San Antonio to Philadelphia. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Philadelphia. Data last updated September 21, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:50 pm -
2 stops32h 26m
Wed 10/145:50 am -
1 stop14h 36m
Deal found 9/16![Frontier logo]()
$270
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:03 am -
1 stop10h 12m
Tue 10/137:15 am -
1 stop26h 53m
Deal found 9/17![Frontier logo]()
$266
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 10/147:00 am -
Nonstop3h 43m
Wed 10/216:17 pm -
Nonstop4h 19m
Deal found 9/16![American Airlines logo]()
$247
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:03 am -
2 stops31h 12m
Wed 10/215:50 am -
1 stop14h 36m
Deal found 9/16![Frontier logo]()
$273
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:34 pm -
1 stop31h 44m
Thu 10/228:44 pm -
1 stop26h 05m
Deal found 9/17![Frontier logo]()
$256
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:21 pm -
1 stop27h 55m
Wed 10/218:44 pm -
1 stop26h 05m
Deal found 9/17![Frontier logo]()
$252
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:21 pm -
1 stop26h 29m
Thu 10/228:44 pm -
1 stop26h 05m
Deal found 9/18![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:03 am -
2 stops12h 08m
Wed 11/49:30 am -
1 stop24h 15m
Deal found 9/20![Multiple Airlines logo]()
$259
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Sat 10/246:35 am -
1 stop7h 08m
Tue 10/274:54 pm -
1 stop7h 41m
Deal found 9/17![United Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:03 am -
2 stops20h 18m
Sat 10/317:42 am -
1 stop27h 03m
Deal found 9/20![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:29 pm -
2 stops18h 50m
Wed 11/49:30 am -
1 stop24h 15m
Deal found 9/20![Multiple Airlines logo]()
$264
This Southwest deal was found by Cheapflights users on 9/18. 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.
Sat 10/319:05 am -
2 stops8h 00m
Tue 11/35:35 am -
1 stop6h 00m
Deal found 9/18![Southwest logo]()
$272
One-way flights from San Antonio to PhiladelphiaSearch for one-way flight options from San Antonio to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from San Antonio to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Sat 10/317:00 am -
Nonstop3h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![American Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:21 pm -
1 stop26h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:03 am -
2 stops20h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:13 am -
2 stops20h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:34 pm -
2 stops23h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:03 am -
2 stops20h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:21 pm -
1 stop26h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$133
This Delta deal was found by Cheapflights users on 9/17. 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.
Fri 10/3011:36 am -
1 stop6h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Delta logo]()
$134
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:13 am -
2 stops31h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:03 am -
2 stops31h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$138
Find 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 September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $247 (American Airlines) |
One-way from | $124 (American Airlines) |
Popular in | June |
Cheapest in | April |
Average price | $403 |
Good round-trip deal | $397 or less |
Good one-way deal | $335 or less |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated September 21, 2026.
Use the filters below to find and compare flights from San Antonio to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Sat 10/31
2:00 pm-8:30 pm
1 stop5h 30m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Sat 11/7
11:45 am-6:45 pm
1 stop6h 00m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Mon 11/2
5:05 am-12:00 pm
1 stop5h 55m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Fri 10/30
11:36 am-7:18 pm
1 stop6h 42m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Fri 11/13
1:44 pm-10:13 pm
1 stop7h 29m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Thu 10/15
6:00 am-2:10 pm
1 stop7h 10m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Tue 11/3
5:00 pm-11:49 pm
1 stop5h 49m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Wed 10/14
5:30 am-1:21 pm
1 stop6h 51m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Tue 10/20
6:50 am-2:41 pm
1 stop6h 51m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
San AntonioPhiladelphia
SAT San Antonio - PHL Philadelphia
SATPHL
San Antonio
Sat 10/31
9:05 am-5:40 pm
2 stops7h 35m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$139
Showing 1-10 of 24 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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.
SAT-PHL
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.
Cheapflights Insights
Everything you need to know about your flight from San Antonio to Philadelphia
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Airlines
How far ahead should I book a flight from San Antonio to Philadelphia?
Booking 7 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, April is the cheapest month in which you can book a flight from San Antonio to Philadelphia (average of $341). Flying from San Antonio to Philadelphia in June is currently the most expensive (average of $547). 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 September 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Antonio to Philadelphia as you normally would.
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 September 21, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from San Antonio to Philadelphia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Ocean City
Wildwood Crest
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Vineland
Millville
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San Antonio and Philadelphia flights
Browse other San Antonio and Philadelphia flight options. Last updated on September 21, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on September 21, 2026.
Other flights to Philadelphia
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 21, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from San Antonio to Philadelphia
Discover the top 5 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 7,457,451 searches. Data last updated September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$141 | Average$280 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$194 | Average$393 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$221 | Average$453 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$236 | Average$427 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$301 | Average$488 | FlexibilityNo cancel fee | On-time71% |