$212+ Cheap flights from Allentown to San Antonio (ABE - SAT)
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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SAT
Nov 27 — Dec 41
Round-trip
1 adult, Economy
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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.Cheap flight deals from Allentown to San Antonio
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Best
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One-way
Cheapest flights from Allentown to San AntonioExplore the most affordable flight options available from Allentown to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2026.
Explore the most affordable flight options available from Allentown to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2026.
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 12/810:26 am -
2 stops12h 00m
Tue 12/151:40 pm -
1 stop6h 42m
Deal found 10/26![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 10/26. 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.
Tue 12/85:58 pm -
1 stop7h 37m
Tue 12/1510:54 am -
1 stop5h 19m
Deal found 10/26![Delta logo]()
$431
This Delta deal was found by Cheapflights users on 10/24. 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 12/185:59 pm -
1 stop7h 36m
Sat 1/25:07 am -
1 stop6h 13m
Deal found 10/24![Delta logo]()
$435
This Delta deal was found by Cheapflights users on 10/23. 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 12/242:00 pm -
1 stop6h 32m
Tue 12/295:07 am -
1 stop6h 13m
Deal found 10/23![Delta logo]()
$455
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/225:38 pm -
1 stop19h 54m
Fri 12/251:27 pm -
1 stop21h 21m
Deal found 10/27![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/225:38 pm -
1 stop19h 54m
Thu 12/249:25 am -
2 stops30h 52m
Deal found 10/27![Multiple Airlines logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/227:30 am -
1 stop30h 02m
Tue 12/2911:48 am -
2 stops33h 12m
Deal found 10/25![Multiple Airlines logo]()
$511
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 11/1112:45 pm -
1 stop8h 03m
Sun 11/155:25 am -
1 stop5h 39m
Deal found 10/27![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 10/27. 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 12/216:01 pm -
1 stop7h 39m
Thu 12/241:00 pm -
1 stop7h 32m
Deal found 10/27![Delta logo]()
$524
Best flights from Allentown to San AntonioDiscover carefully curated flight deals from Allentown to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
Discover carefully curated flight deals from Allentown to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 12/810:26 am -
2 stops12h 00m
Tue 12/151:40 pm -
1 stop6h 42m
Deal found 10/26![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 10/25. 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 12/196:25 am -
1 stop6h 26m
Sun 1/35:07 am -
1 stop6h 13m
Deal found 10/25![Delta logo]()
$435
This Delta deal was found by Cheapflights users on 10/25. 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 12/56:39 am -
1 stop7h 01m
Mon 12/710:54 am -
1 stop5h 19m
Deal found 10/25![Delta logo]()
$435
This Delta deal was found by Cheapflights users on 10/26. 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 12/242:00 pm -
1 stop6h 31m
Mon 12/285:07 am -
1 stop6h 13m
Deal found 10/26![Delta logo]()
$475
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/205:36 pm -
1 stop6h 58m
Mon 11/231:15 pm -
1 stop6h 47m
Deal found 10/23![United Airlines logo]()
$533
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 12/226:00 am -
2 stops10h 37m
Fri 12/255:15 am -
2 stops10h 35m
Deal found 10/27![United Airlines logo]()
$572
This Delta deal was found by Cheapflights users on 10/26. 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 12/196:01 pm -
1 stop7h 39m
Sat 1/25:07 am -
1 stop6h 13m
Deal found 10/26![Delta logo]()
$569
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/56:00 am -
2 stops10h 48m
Wed 12/91:40 pm -
1 stop6h 42m
Deal found 10/25![United Airlines logo]()
$583
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 12/810:26 am -
2 stops12h 00m
Fri 12/117:10 pm -
2 stops25h 15m
Deal found 10/27![United Airlines logo]()
$598
Last-minute flights from Allentown to San AntonioDiscover last-minute flight deals from Allentown to San Antonio. Data last updated October 28, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to San Antonio. Data last updated October 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/25. 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 10/315:36 pm -
1 stop6h 21m
Sat 11/1411:45 am -
2 stops8h 17m
Deal found 10/25![United Airlines logo]()
$554
This Delta deal was found by Cheapflights users on 10/25. 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 10/312:30 pm -
1 stop6h 18m
Sat 11/145:30 am -
1 stop5h 34m
Deal found 10/25![Delta logo]()
$655
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 11/36:15 am -
2 stops10h 23m
Sat 11/71:15 pm -
1 stop6h 47m
Deal found 10/23![United Airlines logo]()
$735
This Delta deal was found by Cheapflights users on 10/24. 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 11/76:03 pm -
1 stop6h 23m
Fri 11/205:30 am -
1 stop5h 34m
Deal found 10/24![Delta logo]()
$717
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 11/1112:45 pm -
1 stop8h 03m
Sun 11/155:25 am -
1 stop5h 39m
Deal found 10/27![Delta logo]()
$515
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 11/115:36 pm -
1 stop7h 02m
Sun 11/155:30 am -
2 stops10h 26m
Deal found 10/27![United Airlines logo]()
$673
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/205:36 pm -
1 stop6h 58m
Mon 11/231:15 pm -
1 stop6h 47m
Deal found 10/23![United Airlines logo]()
$533
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/209:00 am -
2 stops11h 33m
Mon 11/2312:06 pm -
1 stop22h 37m
Deal found 10/23![Multiple Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 10/23. 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 11/206:00 pm -
1 stop7h 33m
Sun 11/225:30 am -
1 stop5h 34m
Deal found 10/23![Delta logo]()
$627
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/205:36 pm -
1 stop6h 58m
Sun 11/225:30 am -
2 stops10h 26m
Deal found 10/23![United Airlines logo]()
$733
This Delta deal was found by Cheapflights users on 10/27. 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 11/216:00 pm -
1 stop6h 32m
Mon 11/235:30 am -
1 stop5h 34m
Deal found 10/27![Delta logo]()
$605
This American Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 11/306:22 pm -
1 stop7h 11m
Sat 12/57:34 am -
1 stop9h 08m
Deal found 10/24![American Airlines logo]()
$710
One-way flights from Allentown to San AntonioSearch for one-way flight options from Allentown to San Antonio. Find affordable one-way fares based on user searches. Data last updated October 28, 2026.
Search for one-way flight options from Allentown to San Antonio. Find affordable one-way fares based on user searches. Data last updated October 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/94:36 pm -
2 stops27h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$212
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 12/212:50 pm -
1 stop8h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Delta logo]()
$236
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/25:30 am -
2 stops10h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![American Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Thu 11/123:05 pm -
2 stops27h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/24:32 pm -
2 stops30h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/126:00 am -
2 stops10h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 10/26. 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 12/1412:50 pm -
1 stop8h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 12/156:00 am -
2 stops14h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/64:36 pm -
2 stops27h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$345
Find flight deals from Allentown to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to San Antonio (SAT). 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 October 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $404 (United Airlines) |
One-way from | $212 (Kiwi.com) |
Popular in | March |
Cheapest in | August |
Average price | $476 |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown to San Antonio 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 October 28, 2026.
Use the filters below to find and compare flights from Allentown to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Wed 12/2
12:50 pm-7:59 pm
1 stop8h 09m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$236
Quickest round-trip
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Wed 12/2
6:12 pm-11:55 pm
1 stop6h 43m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$236
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Wed 12/9
5:30 am-1:15 pm
2 stops8h 45m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$241
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Thu 11/12
3:05 pm-5:43 pm
2 stops27h 38m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$248
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Tue 12/15
6:00 am-7:20 pm
2 stops14h 20m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$339
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Sun 11/8
1:58 pm-7:25 pm
3 stops54h 27m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$352
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Mon 12/14
6:00 am-5:37 pm
2 stops12h 37m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$384
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Tue 12/8
10:26 am-9:26 pm
2 stops12h 00m
San Antonio
Tue 12/15
1:40 pm-9:22 pm
1 stop6h 42m
$404
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Mon 11/2
5:36 pm-11:38 pm
1 stop7h 02m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$418
AllentownSan Antonio
ABE Allentown-Bethlehem - SAT San Antonio
ABESAT
Allentown-Bethlehem
Sat 11/7
6:15 am-3:38 pm
2 stops10h 23m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$423
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Allentown to San Antonio
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 Allentown to San Antonio in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Allentown-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Allentown-San Antonio 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 Allentown-San Antonio 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 Allentown to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Allentown with our price prediction graph.
ABE-SAT
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 Allentown to San Antonio
What is the cheapest month to book a flight from Allentown to San Antonio?
Currently, August is the cheapest month in which you can book a flight from Allentown to San Antonio (average of $296). Flying from Allentown to San Antonio in March is currently the most expensive (average of $684). 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.
How much does it cost to fly round-trip from Allentown to San Antonio?
Airfare is typical for this route at the moment.
Allentown to San Antonio flights typically cost between $378 and $498 in December.The cheapest round-trip price found within the last 5 days was $404 on United Airlines (Dec 8-Dec 15).
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated October 28, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Allentown to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
Find useful and relevant information for your journey from Allentown to San Antonio. 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 San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Alternative routes for Allentown to San Antonio
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Allentown and San Antonio flights
Browse other Allentown and San Antonio flight options. Last updated on October 28, 2026.
Other flights from Allentown
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Other flights to San Antonio
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Top 3 airlines flying from Allentown to San Antonio
Discover the top 3 airlines that operate flights from Allentown to San Antonio. 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 October 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$522 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$540 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$387 | FlexibilityNo cancel fee | On-timeN/A |