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$184+ Cheap flights from Allentown to San Antonio (ABE - SAT)

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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SAT
10月 14 — 10月 211
週二 10/14
週二 10/21
1 adult, Economy
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Cheapflights Tip: The best prices from Allentown-Bethlehem to San Antonio are usually found in October or November, booked 59 days in advance, depart on a Friday or Saturday and return on a Wednesday

Cheap 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 9月 14, 2025.

Round-trip from

$289
(Delta)

One-way from

$184
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$406
From Allentown-Bethlehem to San Antonio
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One-way flight from Allentown-Bethlehem to San Antonio
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Highest demand for flights based on searches. 13% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Allentown to San Antonio

Cheapest flights from Allentown to San Antonio
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 9月 14, 2025.

This Delta deal was found by Cheapflights users on 9/12. 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.
週六 11/812:46 pmABE - SAT
1 stop8h 42mDelta
週二 11/181:05 pmSAT - ABE
1 stop8h 07mDelta
Deal found 9/12$289
This Delta deal was found by Cheapflights users on 9/13. 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.
週六 10/412:48 pmABE - SAT
1 stop6h 30mDelta
週日 10/265:14 amSAT - ABE
1 stop5h 52mDelta
Deal found 9/13$314
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
週五 10/248:00 amABE - SAT
1 stop11h 15mMultiple Airlines
週四 10/304:55 pmSAT - ABE
1 stop26h 17mMultiple Airlines
Deal found 9/12$320
This Delta deal was found by Cheapflights users on 9/12. 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.
週一 11/106:00 pmABE - SAT
1 stop7h 33mDelta
週三 11/193:00 pmSAT - ABE
1 stop6h 12mDelta
Deal found 9/12$337
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
週日 11/912:38 pmABE - SAT
1 stop27h 33mMultiple Airlines
週六 11/154:16 pmSAT - ABE
1 stop18h 32mMultiple Airlines
Deal found 9/12$358
This Delta deal was found by Cheapflights users on 9/12. 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.
週五 11/76:00 pmABE - SAT
1 stop7h 20mDelta
週二 11/181:05 pmSAT - ABE
1 stop8h 07mDelta
Deal found 9/12$374
This Delta deal was found by Cheapflights users on 9/12. 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.
週二 11/116:00 pmABE - SAT
2 stops21h 42mDelta
週二 11/181:05 pmSAT - ABE
1 stop8h 07mDelta
Deal found 9/12$377
This Delta deal was found by Cheapflights users on 9/14. 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.
週五 9/266:12 pmABE - SAT
1 stop6h 47mDelta
週二 9/302:00 pmSAT - ABE
1 stop7h 41mDelta
Deal found 9/14$379
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
週日 11/912:38 pmABE - SAT
1 stop27h 33mMultiple Airlines
週一 11/176:00 amSAT - ABE
2 stops16h 31mMultiple Airlines
Deal found 9/12$384

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 2,558,603 searches. Data last updated 9月 14, 2025.
Use the filters below to find and compare flights from Allentown to San Antonio that are best for you.

Fly from

Allentown

Fly to

San Antonio

Route

Depart

Return

Price

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週六 1/24

1:00 pm-8:27 pm

1 stop8h 27m

San Antonio

週三 1/28

5:30 am-12:07 pm

1 stop5h 37m

$289

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週三 11/12

6:00 am-10:40 am

1 stop5h 40m

San Antonio

週六 11/15

3:30 pm-10:12 pm

1 stop5h 42m

$289

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週二 11/11

12:56 pm-6:16 pm

1 stop6h 20m

San Antonio

週二 11/18

5:15 am-12:16 pm

1 stop6h 01m

$289

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週六 2/21

5:40 pm-11:33 pm

1 stop6h 53m

San Antonio

週三 2/25

4:25 pm-10:52 pm

1 stop5h 27m

$289

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週六 10/4

12:48 pm-6:18 pm

1 stop6h 30m

San Antonio

週日 10/26

5:14 am-12:06 pm

1 stop5h 52m

$314

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週二 11/11

6:00 pm-12:33 am

1 stop7h 33m

San Antonio

週一 11/17

2:46 pm-10:12 pm

1 stop6h 26m

$337

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週六 10/25

12:46 pm-5:16 pm

1 stop5h 30m

San Antonio

週日 10/26

5:14 am-12:06 pm

1 stop5h 52m

$344

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週六 11/8

12:46 pm-8:28 pm

1 stop8h 42m

$193

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週六 10/11

12:46 pm-5:16 pm

1 stop5h 30m

$193

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

週六 10/11

1:00 pm-9:29 pm

2 stops9h 29m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 12 results
1
2

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.
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

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

Use this chart to determine the optimal time to book a round-trip flight from Allentown to San Antonio. Price data was last updated on September 12, 2025.

The price you pay for your flight from Allentown to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $295). Flying from Allentown to San Antonio in March is currently the most expensive (average of $376). 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 ABE to SAT?

Find hourly flight availability from Allentown to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9月 14, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 32% on flights from Allentown to San Antonio by exploring options for tickets at noon.

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 9月 14, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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.
Delta
8.0
Very good
7,956 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,956 reviews
Delta
8.0
Very good
7,956 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,931 reviews
Delta
8.0
Very good
7,956 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,956 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • How long is the flight from Allentown to San Antonio?

    For as low as $289, Delta can have you in San Antonio from Allentown in 8h 27m. Airlines will cover a distance of 1504 mi.

  • What are the cheapest airlines flying from Allentown to San Antonio round-trip?

    United Airlines, at $273, was found to be the cheapest airline from Allentown to San Antonio.Alternate airlines to your destination round-trip include Delta and American Airlines. United Airlines is currently priced 40% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Allentown to San Antonio 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 Allentown to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Allentown to San Antonio (average of $295). Flying from Allentown to San Antonio in March is currently the most expensive (average of $376). 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
New Braunfels
Kerrville

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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 2,558,603 searches. Data last updated 9月 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$273Average$438FlexibilityNo cancel feeOn-time69%
DeltaCheapest$287Average$404FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$316Average$555FlexibilityNo cancel feeOn-time71%

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