What airlines fly to Allentown?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Allentown from San Antonio according to our data. United Airlines is the first choice among our users, with 55% 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.

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

Delta is the most popular carrier operating from San Antonio to Allentown-Bethlehem

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 3 operators available for flights from San Antonio Airport to Allentown-Bethlehem Airport as of August 2026.

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.

$210 Cheap Flights from San Antonio to Allentown in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Allentown

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:25 am - 8:06 pmSAT San Antonio-ABE Allentown-Bethlehem

33h 41m2 stops Raleigh-Durham Tampa

6:00 am - 9:39 amABE Allentown-Bethlehem-SAT San Antonio

28h 39m1 stop Orlando Sanford Intl

$378Multiple Airlines

Thu, Oct 15 - Sun, Oct 18

8:26 pm - 9:07 pmSAT San Antonio-ABE Allentown-Bethlehem

23h 41m2 stops Denver Intl Nashville Intl

9:57 pm - 7:31 pmABE Allentown-Bethlehem-SAT San Antonio

22h 34m2 stops Nashville Intl Denver Intl

$381Multiple Airlines

Wed, Aug 26 - Sun, Aug 30

10:48 am - 5:16 pmSAT San Antonio-ABE Allentown-Bethlehem

5h 28m1 stop Atlanta Hartsfield-Jackson

6:03 pm - 12:33 amABE Allentown-Bethlehem-SAT San Antonio

7h 30m1 stop Atlanta Hartsfield-Jackson

$385Delta

Wed, Oct 21 - Wed, Oct 28

5:30 am - 12:04 pmSAT San Antonio-ABE Allentown-Bethlehem

5h 34m1 stop Atlanta Hartsfield-Jackson

12:53 pm - 7:38 pmABE Allentown-Bethlehem-SAT San Antonio

7h 45m1 stop Atlanta Hartsfield-Jackson

$387Delta

Thu, Dec 3 - Sun, Dec 6

2:00 pm - 10:27 pmSAT San Antonio-ABE Allentown-Bethlehem

7h 27m1 stop Atlanta Hartsfield-Jackson

6:04 pm - 12:31 amABE Allentown-Bethlehem-SAT San Antonio

7h 27m1 stop Atlanta Hartsfield-Jackson

$387Delta

Sat, Dec 12 - Mon, Dec 14

2:00 pm - 9:00 pmSAT San Antonio-ABE Allentown-Bethlehem

6h 00m1 stop Chicago O'Hare Intl

6:20 am - 3:53 pmABE Allentown-Bethlehem-SAT San Antonio

10h 33m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

$399United Airlines

Tue, Sep 29 - Sat, Oct 10

9:25 am - 8:28 amSAT San Antonio-ABE Allentown-Bethlehem

22h 03m2 stops Raleigh-Durham Orlando

6:00 am - 9:08 amABE Allentown-Bethlehem-SAT San Antonio

28h 08m1 stop Orlando Sanford Intl

$399Multiple Airlines

Thu, Oct 15 - Sun, Oct 18

11:47 am - 9:00 pmSAT San Antonio-ABE Allentown-Bethlehem

8h 13m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

6:20 am - 3:53 pmABE Allentown-Bethlehem-SAT San Antonio

10h 33m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

$404United Airlines

Tue, Sep 29 - Sat, Oct 10

7:28 am - 4:40 pmSAT San Antonio-ABE Allentown-Bethlehem

8h 12m1 stop Chicago O'Hare Intl

5:45 am - 10:36 amABE Allentown-Bethlehem-SAT San Antonio

5h 51m1 stop Charlotte Douglas

$451American Airlines

Wed, Sep 16 - Sat, Sep 26

5:00 am - 4:40 pmSAT San Antonio-ABE Allentown-Bethlehem

10h 40m2 stops Dallas/Fort Worth Chicago O'Hare Intl

5:45 am - 10:36 amABE Allentown-Bethlehem-SAT San Antonio

5h 51m1 stop Charlotte Douglas

$456American Airlines

Wed, Sep 16 - Sat, Sep 26

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United Airlines flights from San Antonio to Allentown

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

United Airlines

Sep 29

SAT2:00 pmSan Antonio

6h 00m

1 stop

ABE9:00 pmAllentown-Bethlehem

Oct 10

ABE6:20 amAllentown-Bethlehem

10h 33m

2 stops

SAT3:53 pmSan Antonio

$399

United Airlines

Sep 29

SAT11:47 amSan Antonio

8h 13m

2 stops

ABE9:00 pmAllentown-Bethlehem

Oct 10

ABE6:20 amAllentown-Bethlehem

10h 33m

2 stops

SAT3:53 pmSan Antonio

$404

United Airlines

Aug 26

SAT5:30 amSan Antonio

10h 30m

2 stops

ABE5:00 pmAllentown-Bethlehem

Aug 30

ABE10:32 amAllentown-Bethlehem

6h 59m

1 stop

SAT4:31 pmSan Antonio

$476

Delta flights from San Antonio to Allentown

Our best Delta deals on San Antonio to Allentown flight tickets

Delta

Oct 21

SAT10:48 amSan Antonio

5h 28m

1 stop

ABE5:16 pmAllentown-Bethlehem

Oct 28

ABE6:03 pmAllentown-Bethlehem

7h 30m

1 stop

SAT12:33 amSan Antonio

$385

Delta

Sep 29

SAT1:55 pmSan Antonio

7h 21m

1 stop

ABE10:16 pmAllentown-Bethlehem

Oct 10

ABE1:00 pmAllentown-Bethlehem

7h 48m

1 stop

SAT7:48 pmSan Antonio

$387

Delta

Sep 6

SAT5:20 amSan Antonio

6h 08m

1 stop

ABE12:28 pmAllentown-Bethlehem

Sep 8

ABE6:08 pmAllentown-Bethlehem

7h 00m

1 stop

SAT12:08 amSan Antonio

$413

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Thu 10/15

9:25 am-8:06 pm

2 stops33h 41m

Allentown-Bethlehem

Sun 10/18

6:00 am-9:39 am

1 stop28h 39m

$378

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Wed 8/26

8:26 pm-9:07 pm

2 stops23h 41m

Allentown-Bethlehem

Sun 8/30

9:57 pm-7:31 pm

2 stops22h 34m

$381

Quickest round-trip

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Wed 10/21

10:48 am-5:16 pm

1 stop5h 28m

Allentown-Bethlehem

Wed 10/28

6:03 pm-12:33 am

1 stop7h 30m

$385

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Thu 12/3

5:30 am-12:04 pm

1 stop5h 34m

Allentown-Bethlehem

Sun 12/6

12:53 pm-7:38 pm

1 stop7h 45m

$387

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Sat 12/12

2:00 pm-10:27 pm

1 stop7h 27m

Allentown-Bethlehem

Mon 12/14

6:04 pm-12:31 am

1 stop7h 27m

$387

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Tue 9/29

2:00 pm-9:00 pm

1 stop6h 00m

Allentown-Bethlehem

Sat 10/10

6:20 am-3:53 pm

2 stops10h 33m

$399

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Thu 10/15

9:25 am-8:28 am

2 stops22h 03m

Allentown-Bethlehem

Sun 10/18

6:00 am-9:08 am

1 stop28h 08m

$399

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Tue 9/29

11:47 am-9:00 pm

2 stops8h 13m

Allentown-Bethlehem

Sat 10/10

6:20 am-3:53 pm

2 stops10h 33m

$404

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Wed 9/16

7:28 am-4:40 pm

1 stop8h 12m

Allentown-Bethlehem

Sat 9/26

5:45 am-10:36 am

1 stop5h 51m

$451

San AntonioAllentown

SAT San Antonio - ABE Allentown-Bethlehem

SATABE

San Antonio

Wed 9/16

5:00 am-4:40 pm

2 stops10h 40m

Allentown-Bethlehem

Sat 9/26

5:45 am-10:36 am

1 stop5h 51m

$456

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 month to fly to Allentown?

The month of December is, on average, the cheapest month to fly to Allentown from San Antonio, with most prices found around $0. If you aren’t able to travel to Allentown during the month of December, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $309.

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

Fastest flight time	5h 34m
Direct flights	None

The fastest flight from San Antonio to Allentown takes 5h 34m

There are no direct flights from San Antonio to Allentown. There are no popular flight routes from San Antonio to Allentown.

Search flight deals

Frequently asked questions about flying from San Antonio to Allentown

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 34m 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 3 operators available for flights from San Antonio Airport to Allentown-Bethlehem Airport as of August 2026.
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 (52% of total bookings). The next most popular airlines are American Airlines (29%) and United Airlines (20%).

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 $296	Free Cancellation	Rating 7.1 11,941 reviews	Search American Airlines flights
Delta	PriceFrom $309	Free Cancellation	Rating 7.8 8,508 reviews	Search Delta flights
United Airlines	PriceFrom $348	Free Cancellation	Rating 7.4 10,111 reviews	Search United Airlines flights

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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.