What is the cheapest airline that flies from San Antonio to Allentown-Bethlehem?

Delta and United Airlines are the most popular carriers operating from San Antonio to Allentown-Bethlehem

What airlines fly to Allentown?

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Allentown from San Antonio according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 6 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Antonio Airport to Allentown-Bethlehem Airport?

Prices for flights from San Antonio Airport to Allentown-Bethlehem Airport are updated daily.

How many operators does momondo search for flights from San Antonio Airport to Allentown-Bethlehem Airport?

There are 2 operators available for flights from San Antonio Airport to Allentown-Bethlehem Airport as of August 2025.

How old do you have to be to fly from San Antonio Airport to Allentown-Bethlehem Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Allentown-Bethlehem Airport.

What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$80 Cheap Flights from San Antonio to Allentown in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Antonio to Allentown

Round-trip

One-way

Last minute

Cheap round-trip flights

5:29 am - 12:04 pmSAT-ABE

5h 35m1 stop

6:12 pm - 11:59 pmABE-SAT

6h 47m1 stop

$289Delta

Find Deal

Sat, Sep 27 - Wed, Oct 1

2:54 pm - 10:15 pmSAT-ABE

6h 21m1 stop

3:01 pm - 11:40 amABE-SAT

21h 39m2 stops

$310

Find Deal

Thu, Oct 2 - Sun, Oct 5

2:54 pm - 10:15 pmSAT-ABE

6h 21m1 stop

4:32 pm - 6:12 pmABE-SAT

26h 40m3 stops

$329

Find Deal

Thu, Oct 2 - Sun, Oct 5

12:57 pm - 9:54 pmSAT-ABE

7h 57m1 stop

6:37 am - 12:01 pmABE-SAT

6h 24m1 stop

$339United Airlines

Find Deal

Thu, Aug 21 - Sat, Aug 23

12:57 pm - 9:54 pmSAT-ABE

7h 57m1 stop

1:00 pm - 10:58 pmABE-SAT

10h 58m2 stops

$344United Airlines

Find Deal

Thu, Aug 21 - Sat, Aug 23

8:28 pm - 8:25 pmSAT-ABE

22h 57m3 stops

4:03 pm - 4:48 pmABE-SAT

25h 45m2 stops

$364

Find Deal

Wed, Aug 20 - Sun, Aug 24

10:37 am - 5:31 pmSAT-ABE

5h 54m1 stop

6:12 pm - 11:59 pmABE-SAT

6h 47m1 stop

$374Delta

Find Deal

Sat, Sep 27 - Thu, Oct 2

2:54 pm - 10:40 pmSAT-ABE

30h 46m3 stops

3:01 pm - 11:40 amABE-SAT

21h 39m2 stops

$378

Find Deal

Thu, Oct 2 - Sun, Oct 5

7:51 am - 2:13 pmSAT-ABE

5h 22m1 stop

2:00 pm - 8:59 pmABE-SAT

7h 59m1 stop

$421American Airlines

Find Deal

Fri, Oct 31 - Sat, Nov 8

7:51 am - 2:13 pmSAT-ABE

5h 22m1 stop

6:16 am - 5:00 pmABE-SAT

11h 44m2 stops

$471American Airlines

Find Deal

Fri, Oct 31 - Sat, Nov 8

Delta flights from San Antonio to Allentown

Our best Delta deals on San Antonio to Allentown flight tickets

Delta

Sep 27

SAT5:29 amSan Antonio

5h 35m

1 stop

ABE12:04 pmAllentown-Bethlehem

Oct 1

ABE6:12 pmAllentown-Bethlehem

6h 47m

1 stop

SAT11:59 pmSan Antonio

$289

Find similar

Delta

Sep 27

SAT10:37 amSan Antonio

5h 54m

1 stop

ABE5:31 pmAllentown-Bethlehem

Oct 2

ABE6:12 pmAllentown-Bethlehem

6h 47m

1 stop

SAT11:59 pmSan Antonio

$374

Find similar

Delta

Aug 20

SAT5:25 amSan Antonio

5h 51m

1 stop

ABE12:16 pmAllentown-Bethlehem

Aug 24

ABE6:14 pmAllentown-Bethlehem

7h 03m

1 stop

SAT12:17 amSan Antonio

$429

Find similar

United Airlines flights from San Antonio to Allentown

Our best United Airlines deals on San Antonio to Allentown flight tickets

United Airlines

Aug 21

SAT12:57 pmSan Antonio

7h 57m

1 stop

ABE9:54 pmAllentown-Bethlehem

Aug 23

ABE6:37 amAllentown-Bethlehem

6h 24m

1 stop

SAT12:01 pmSan Antonio

$339

Find similar

United Airlines

Aug 21

SAT12:57 pmSan Antonio

7h 57m

1 stop

ABE9:54 pmAllentown-Bethlehem

Aug 23

ABE1:00 pmAllentown-Bethlehem

10h 58m

2 stops

SAT10:58 pmSan Antonio

$344

Find similar

United Airlines

Aug 22

SAT12:57 pmSan Antonio

7h 57m

1 stop

ABE9:54 pmAllentown-Bethlehem

Aug 25

ABE5:28 pmAllentown-Bethlehem

6h 31m

1 stop

SAT10:59 pmSan Antonio

$379

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Sat 9/27

5:29 am-12:04 pm

1 stop5h 35m

Allentown-Bethlehem

Wed 10/1

6:12 pm-11:59 pm

1 stop6h 47m

$289

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Thu 10/2

2:54 pm-10:15 pm

1 stop6h 21m

Allentown-Bethlehem

Sun 10/5

3:01 pm-11:40 am

2 stops21h 39m

$310

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Thu 10/2

2:54 pm-10:15 pm

1 stop6h 21m

Allentown-Bethlehem

Sun 10/5

4:32 pm-6:12 pm

3 stops26h 40m

$329

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Thu 8/21

12:57 pm-9:54 pm

1 stop7h 57m

Allentown-Bethlehem

Sat 8/23

6:37 am-12:01 pm

1 stop6h 24m

$339

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Thu 8/21

12:57 pm-9:54 pm

1 stop7h 57m

Allentown-Bethlehem

Sat 8/23

1:00 pm-10:58 pm

2 stops10h 58m

$344

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Wed 8/20

8:28 pm-8:25 pm

3 stops22h 57m

Allentown-Bethlehem

Sun 8/24

4:03 pm-4:48 pm

2 stops25h 45m

$364

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Sat 9/27

10:37 am-5:31 pm

1 stop5h 54m

Allentown-Bethlehem

Thu 10/2

6:12 pm-11:59 pm

1 stop6h 47m

$374

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Thu 10/2

2:54 pm-10:40 pm

3 stops30h 46m

Allentown-Bethlehem

Sun 10/5

3:01 pm-11:40 am

2 stops21h 39m

$378

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Fri 10/31

7:51 am-2:13 pm

1 stop5h 22m

Allentown-Bethlehem

Sat 11/8

2:00 pm-8:59 pm

1 stop7h 59m

$421

San AntonioAllentown

SAT - ABE

SATABE

San Antonio

Fri 10/31

7:51 am-2:13 pm

1 stop5h 22m

Allentown-Bethlehem

Sat 11/8

6:16 am-5:00 pm

2 stops11h 44m

$471

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Antonio to Allentown

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Allentown?

The cheapest day to depart from San Antonio to Allentown is on a Wednesday when prices can be found for as low as $340. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Monday is $533.

What is the cheapest time of day to depart on your flight to Allentown?

In the afternoon is the cheapest time of day to fly from San Antonio to Allentown when you can find flight prices for as low as $373. Flying to Allentown in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $432.

How have San Antonio to Allentown flight prices changed over time?

As of August 2025, prices for San Antonio to Allentown flights are approximately 56% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Allentown

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Allentown according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Antonio to Allentown (SAT to ABE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Allentown

Best Price Found	$288
Fastest flight time	5h 22m
Direct flights	None
Airports in Allentown	1 airport

The best one-way flight to Allentown from San Antonio in the past 72 hours is $288. The best round-trip flight deal from San Antonio to Allentown found on momondo in the last 72 hours is $289.

The fastest flight from San Antonio to Allentown takes 5h 22m

There are no direct flights from San Antonio to Allentown. Popular non-direct route for this connection is San Antonio Airport - Allentown-Bethlehem Airport.

There is 1 airport near Allentown: Allentown-Bethlehem (ABE)

Search flight deals

How far is San Antonio to Allentown-Bethlehem by plane?
The straight-line distance from San Antonio to Allentown-Bethlehem is 1506.7 mi. 5h 22m is a normal flight duration for this route.
When did momondo last update prices for flights from San Antonio Airport to Allentown-Bethlehem Airport?
Prices for flights from San Antonio Airport to Allentown-Bethlehem Airport are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Allentown-Bethlehem Airport?
There are 2 operators available for flights from San Antonio Airport to Allentown-Bethlehem Airport as of August 2025.
How old do you have to be to fly from San Antonio Airport to Allentown-Bethlehem Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Antonio to Allentown?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Antonio to Allentown is Delta (51% of total bookings). The next most popular airline is American Airlines (49%).

Best airlines flying from San Antonio to Allentown

Compare and see reviews for airlines that fly from San Antonio to Allentown with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $278	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
Delta	PriceFrom $288	Free Cancellation	Rating 8.0 7,985 reviews		Search Delta flights

Lehighton

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Allentown?

It is quick and easy to find San Antonio to Allentown flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Allentown that suits you.

Can I find flights from San Antonio to Allentown with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Antonio to Allentown flights to just show those with flexible booking policies.

How can momondo help me find flights from San Antonio to Allentown?

Once you have performed a search for San Antonio to Allentown flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Antonio to Allentown right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Antonio to Allentown now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Allentown and let you know when they change.

An easier way to manage your Allentown trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 8/12

Tue 8/19

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Pennsylvania

Altoona Blair County Airport

Wilkes-Barre Scranton Airport

Bradford Airport

DuBois Jefferson County Airport

Erie Airport

Franklin Chess Lamberton Airport

Williamsport Lycoming County Airport

Johnstown Cambria County Airport

Latrobe Westmoreland County Airport

State College University Park Airport

Popular cities in the United States

Flights to New Yorkfrom $47

Flights to Los Angelesfrom $47

Flights to Miamifrom $61

Flights to Chicagofrom $61

Flights to Orlandofrom $60

Flights to Las Vegasfrom $15

Flights to San Franciscofrom $61

Flights to Washington, D.C.from $61

Flights to Bostonfrom $66

Flights to Atlantafrom $49

Flights to Dallasfrom $58

Flights to Seattlefrom $95

Cheap flights from San Antonio to Allentown from $288

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Allentown departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from San Antonio to Allentown

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Delta flights from San Antonio to Allentown

Our best Delta deals on San Antonio to Allentown flight tickets

United Airlines flights from San Antonio to Allentown

Our best United Airlines deals on San Antonio to Allentown flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Antonio to Allentown that are best for you.

See travel insights to Allentown from

How to get the cheapest flight ticket from San Antonio to Allentown

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Allentown?

The cheapest day to depart from San Antonio to Allentown is on a Wednesday when prices can be found for as low as $340. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Monday is $533.

What is the cheapest time of day to depart on your flight to Allentown?

How have San Antonio to Allentown flight prices changed over time?

As of August 2025, prices for San Antonio to Allentown flights are approximately 56% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from San Antonio to Allentown-Bethlehem?

Delta and United Airlines are the most popular carriers operating from San Antonio to Allentown-Bethlehem

What airlines fly to Allentown?

When to book flights from San Antonio to Allentown

Cheap San Antonio to Allentown (SAT to ABE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Allentown

Best Price Found

Fastest flight time

Direct flights

Airports in Allentown

How far is San Antonio to Allentown-Bethlehem by plane?

When did momondo last update prices for flights from San Antonio Airport to Allentown-Bethlehem Airport?

How many operators does momondo search for flights from San Antonio Airport to Allentown-Bethlehem Airport?

How old do you have to be to fly from San Antonio Airport to Allentown-Bethlehem Airport?

What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

What is the most popular airline from San Antonio to Allentown?

Best airlines flying from San Antonio to Allentown

Compare and see reviews for airlines that fly from San Antonio to Allentown with momondo

Traveling to a place near Allentown?

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Allentown?

Can I find flights from San Antonio to Allentown with flexible booking policies on momondo?

How can momondo help me find flights from San Antonio to Allentown?

I’m not ready to book a flight from San Antonio to Allentown right now. Can momondo alert me if prices change?

An easier way to manage your Allentown trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Pennsylvania