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$231+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SAT
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Allentown-Bethlehem to San Antonio are usually found in September or January, booked 59 days in advance, depart on a Friday or Saturday and return on a Wednesday

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 October 29, 2025.

This Delta deal was found by Cheapflights users on 10/29. 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 12/1012:54 pmABE - SAT
1 stop6h 32mDelta
Sun 12/145:10 amSAT - ABE
1 stop6h 04mDelta
Deal found 10/29$289
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/105:22 pmABE - SAT
1 stop6h 37mUnited Airlines
Sun 12/147:47 amSAT - ABE
2 stops8h 00mUnited Airlines
Deal found 10/29$294
This Delta deal was found by Cheapflights users on 10/28. 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.
Sun 12/216:04 pmABE - SAT
1 stop7h 34mDelta
Sat 1/171:40 pmSAT - ABE
1 stop7h 30mDelta
Deal found 10/28$339
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.
Fri 11/141:00 pmABE - SAT
2 stops10h 56mUnited Airlines
Sun 11/167:05 amSAT - ABE
1 stop8h 42mUnited Airlines
Deal found 10/27$369
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sun 12/218:21 pmABE - SAT
1 stop22h 55mMultiple Airlines
Sat 1/176:44 pmSAT - ABE
2 stops22h 15mMultiple Airlines
Deal found 10/28$406
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.
Fri 10/312:30 pmABE - SAT
1 stop6h 58mDelta
Sun 11/22:33 pmSAT - ABE
1 stop6h 42mDelta
Deal found 10/27$407
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.
Fri 11/146:00 pmABE - SAT
1 stop7h 38mDelta
Sun 11/165:15 amSAT - ABE
1 stop5h 58mDelta
Deal found 10/27$419
This Delta deal was found by Cheapflights users on 10/28. 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 12/26:00 pmABE - SAT
1 stop7h 34mDelta
Sat 12/68:00 amSAT - ABE
1 stop8h 14mDelta
Deal found 10/28$434
This Delta deal was found by Cheapflights users on 10/29. 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 11/136:10 amABE - SAT
1 stop8h 31mDelta
Mon 11/171:05 pmSAT - ABE
1 stop8h 07mDelta
Deal found 10/29$449
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.
Fri 12/196:25 amABE - SAT
1 stop8h 18mDelta
Sat 1/171:40 pmSAT - ABE
1 stop7h 30mDelta
Deal found 10/27$493
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.
Fri 10/316:32 amABE - SAT
2 stops9h 57mUnited Airlines
Sun 11/22:04 pmSAT - ABE
1 stop6h 12mUnited Airlines
Deal found 10/27$507

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Delta)

One-way from

$231
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$510
Provider with most accurate pricing for Allentown-Bethlehem-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-San Antonio flights.
Search Deals
From Allentown-Bethlehem to San Antonio
Search Deals
One-way flight from Allentown-Bethlehem to San Antonio
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 29, 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

Sat 1/24

5:58 pm-12:41 am

1 stop7h 43m

San Antonio

Wed 1/28

4:29 pm-10:50 pm

1 stop5h 21m

$289

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Thu 2/19

6:30 am-11:30 am

1 stop6h 00m

San Antonio

Mon 2/23

4:25 pm-10:52 pm

1 stop5h 27m

$289

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Wed 2/25

1:00 pm-8:27 pm

1 stop8h 27m

San Antonio

Sat 2/28

5:30 am-12:07 pm

1 stop5h 37m

$289

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Sat 2/21

1:00 pm-8:27 pm

1 stop8h 27m

San Antonio

Wed 2/25

4:25 pm-10:52 pm

1 stop5h 27m

$289

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Thu 1/15

4:57 pm-11:13 pm

1 stop7h 16m

San Antonio

Tue 1/20

5:25 am-4:22 pm

2 stops9h 57m

$294

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Thu 2/12

6:30 am-1:26 pm

1 stop7h 56m

San Antonio

Sun 2/15

5:30 am-12:07 pm

1 stop5h 37m

$314

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Fri 3/27

5:40 pm-10:32 pm

1 stop5h 52m

San Antonio

Mon 3/30

4:25 pm-10:52 pm

1 stop5h 27m

$354

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Wed 2/25

1:00 pm-8:27 pm

1 stop8h 27m

San Antonio

Sun 3/1

5:30 am-12:07 pm

1 stop5h 37m

$378

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Tue 12/23

4:05 pm-11:50 am

2 stops20h 45m

$231

AllentownSan Antonio

ABE - SAT

ABESAT

Allentown-Bethlehem

Tue 11/4

12:46 pm-5:16 pm

1 stop5h 30m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 18 results
1
2

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.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 Allentown-San Antonio flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Allentown-San Antonio flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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 October 24, 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, September is the cheapest month in which you can book a flight from Allentown to San Antonio (average of $101). Flying from Allentown to San Antonio in February is currently the most expensive (average of $192). 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 October 29, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 31% 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 October 29, 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
7.9
Good
7,992 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,992 reviews
Delta
7.9
Good
7,992 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,999 reviews
Delta
7.9
Good
7,992 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,992 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 7h 43m. Airlines will cover a distance of 1504 mi.

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

    Delta, at $288, was found to be the cheapest airline from Allentown to San Antonio.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Delta is currently priced 39% 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, September is the cheapest month in which you can book a flight from Allentown to San Antonio (average of $101). Flying from Allentown to San Antonio in February is currently the most expensive (average of $192). 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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Alternative routes for Allentown to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$468FlexibilityNo cancel feeOn-time69%
DeltaCheapest$288Average$425FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$336Average$554FlexibilityNo cancel feeOn-time71%

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