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Cheap flights from Allentown to Austin from $108

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Austin departing on 4/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Allentown to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:30 am - 9:13 am
ABE
-
AUS
26h 43m
1 stop
Multiple Airlines Logo
7:32 pm - 2:39 pm
AUS
-
ABE
18h 07m
1 stop
$293Multiple Airlines
Mon, Jun 8 - Sun, Jun 14
Multiple Airlines Logo
1:41 pm - 11:40 pm
ABE
-
AUS
10h 59m
1 stop
Multiple Airlines Logo
6:00 am - 10:53 pm
AUS
-
ABE
39h 53m
2 stops
$308Multiple Airlines
Mon, Apr 20 - Thu, Apr 23
Allegiant Air Logo
6:00 am - 6:58 pm
ABE
-
AUS
13h 58m
1 stop
Allegiant Air Logo
7:48 pm - 2:42 pm
AUS
-
ABE
17h 54m
1 stop
$313Allegiant Air
Thu, May 28 - Sun, May 31
Multiple Airlines Logo
9:00 am - 6:17 pm
ABE
-
AUS
10h 17m
1 stop
Multiple Airlines Logo
5:40 pm - 8:10 pm
AUS
-
ABE
25h 30m
2 stops
$314Multiple Airlines
Thu, Apr 23 - Thu, Apr 30
Multiple Airlines Logo
1:41 pm - 11:40 pm
ABE
-
AUS
10h 59m
1 stop
Multiple Airlines Logo
6:00 am - 8:10 pm
AUS
-
ABE
13h 10m
1 stop
$323Multiple Airlines
Mon, Apr 20 - Fri, Apr 24
Multiple Airlines Logo
1:41 pm - 11:40 pm
ABE
-
AUS
10h 59m
1 stop
Multiple Airlines Logo
6:00 am - 10:53 pm
AUS
-
ABE
15h 53m
2 stops
$337Multiple Airlines
Mon, Apr 20 - Fri, Apr 24
Multiple Airlines Logo
1:41 pm - 8:20 am
ABE
-
AUS
19h 39m
2 stops
Multiple Airlines Logo
6:00 am - 8:10 pm
AUS
-
ABE
13h 10m
1 stop
$342Multiple Airlines
Fri, May 8 - Mon, May 18
Multiple Airlines Logo
1:41 pm - 11:40 pm
ABE
-
AUS
10h 59m
1 stop
Multiple Airlines Logo
7:16 pm - 2:56 pm
AUS
-
ABE
18h 40m
2 stops
$345Multiple Airlines
Mon, Apr 20 - Wed, Apr 22
Delta Logo
6:15 pm - 12:31 am
ABE
-
AUS
7h 16m
1 stop
Delta Logo
2:48 pm - 10:18 pm
AUS
-
ABE
6h 30m
1 stop
$349Delta
Fri, May 8 - Wed, May 20
Allegiant Air Logo
6:00 pm - 7:36 am
ABE
-
AUS
14h 36m
2 stops
Allegiant Air Logo
7:48 pm - 9:14 pm
AUS
-
ABE
24h 26m
1 stop
$360Allegiant Air
Thu, May 28 - Sun, May 31

Delta flights from Allentown to Austin

Our best Delta deals on Allentown to Austin flight tickets
Delta
May 8
ABE6:15 pmAllentown-Bethlehem
7h 16m
1 stop
AUS12:31 amAustin Bergstrom
May 20
AUS2:48 pmAustin Bergstrom
6h 30m
1 stop
ABE10:18 pmAllentown-Bethlehem
$349
Delta
Apr 8
ABE5:58 pmAllentown-Bethlehem
7h 22m
1 stop
AUS12:20 amAustin Bergstrom
Apr 15
AUS1:55 pmAustin Bergstrom
8h 05m
1 stop
ABE11:00 pmAllentown-Bethlehem
$374
Delta
May 8
ABE6:15 pmAllentown-Bethlehem
7h 16m
1 stop
AUS12:31 amAustin Bergstrom
May 19
AUS2:48 pmAustin Bergstrom
6h 30m
1 stop
ABE10:18 pmAllentown-Bethlehem
$384

United Airlines flights from Allentown to Austin

Our best United Airlines deals on Allentown to Austin flight tickets
United Airlines
May 6
ABE2:25 pmAllentown-Bethlehem
9h 50m
2 stops
AUS11:15 pmAustin Bergstrom
May 12
AUS8:45 amAustin Bergstrom
7h 15m
1 stop
ABE5:00 pmAllentown-Bethlehem
$465
United Airlines
May 23
ABE6:15 amAllentown-Bethlehem
12h 12m
2 stops
AUS5:27 pmAustin Bergstrom
May 30
AUS6:40 amAustin Bergstrom
6h 08m
1 stop
ABE1:48 pmAllentown-Bethlehem
$476
United Airlines
Apr 17
ABE5:43 pmAllentown-Bethlehem
6h 05m
1 stop
AUS10:48 pmAustin Bergstrom
Apr 21
AUS5:30 amAustin Bergstrom
10h 33m
2 stops
ABE5:03 pmAllentown-Bethlehem
$479

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Austin 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, momondo users made 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Allentown to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Mon 6/8

7:30 am-9:13 am

1 stop26h 43m

Austin Bergstrom

Sun 6/14

7:32 pm-2:39 pm

1 stop18h 07m

$293

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Mon 4/20

1:41 pm-11:40 pm

1 stop10h 59m

Austin Bergstrom

Thu 4/23

6:00 am-10:53 pm

2 stops39h 53m

$308

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Thu 5/28

6:00 am-6:58 pm

1 stop13h 58m

Austin Bergstrom

Sun 5/31

7:48 pm-2:42 pm

1 stop17h 54m

$313

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Thu 4/23

9:00 am-6:17 pm

1 stop10h 17m

Austin Bergstrom

Thu 4/30

5:40 pm-8:10 pm

2 stops25h 30m

$314

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Mon 4/20

1:41 pm-11:40 pm

1 stop10h 59m

Austin Bergstrom

Fri 4/24

6:00 am-8:10 pm

1 stop13h 10m

$323

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Mon 4/20

1:41 pm-11:40 pm

1 stop10h 59m

Austin Bergstrom

Fri 4/24

6:00 am-10:53 pm

2 stops15h 53m

$337

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Fri 5/8

1:41 pm-8:20 am

2 stops19h 39m

Austin Bergstrom

Mon 5/18

6:00 am-8:10 pm

1 stop13h 10m

$342

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Mon 4/20

1:41 pm-11:40 pm

1 stop10h 59m

Austin Bergstrom

Wed 4/22

7:16 pm-2:56 pm

2 stops18h 40m

$345
Quickest round-trip

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Fri 5/8

6:15 pm-12:31 am

1 stop7h 16m

Austin Bergstrom

Wed 5/20

2:48 pm-10:18 pm

1 stop6h 30m

$349

AllentownAustin

ABE - AUS

ABEAUS

Allentown-Bethlehem

Thu 5/28

6:00 pm-7:36 am

2 stops14h 36m

Austin Bergstrom

Sun 5/31

7:48 pm-9:14 pm

1 stop24h 26m

$360

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Austin from

How to get the cheapest flight ticket from Allentown to Austin

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 month to fly to Austin?

The cheapest month to fly to Austin from Allentown is in September. Flight prices, which tend to average around $223, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in September, then August is your next best option. Flight prices from Allentown to Austin during August average around $248.

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

The cheapest day to depart on your flight to Austin is on a Wednesday when prices can be found for as low as $336. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Allentown to Austin for around $442.

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

In the evening is the cheapest time of day to fly from Allentown to Austin when you can find flight prices for as low as $330. Flying to Austin in the evening is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly in the afternoon, with an average ticket price of $421. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Allentown to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Allentown to Austin (ABE to AUS) flight deals and tips

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

Fastest flight time

5h 42m

Direct flights

None
The fastest flight from Allentown to Austin takes 5h 42m
There are no direct flights from Allentown to Austin. There are no popular flight routes from Allentown to Austin.
Search flight deals

  • How far is Allentown-Bethlehem to Austin Bergstrom by plane?

    There are 1435.5 mi between Allentown-Bethlehem and Austin Bergstrom. A reasonable flight in good conditions will take 5h 42m.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Austin Bergstrom Airport?

    Prices for flights from Allentown-Bethlehem Airport to Austin Bergstrom Airport are updated daily.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Austin Bergstrom Airport?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Austin Bergstrom 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 Allentown-Bethlehem Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The travel and health documents required for your trip to Austin Bergstrom Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Austin Bergstrom Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Allentown to Austin?

Best airlines flying from Allentown to Austin

Compare and see reviews for airlines that fly from Allentown to Austin with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $159Free CancellationRating
7.1
11,488 reviews
Search American Airlines flights
DeltaPriceFrom $256Free CancellationRating
7.9
8,314 reviews
Search Delta flights

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
San Marcos
Round Rock
Georgetown
Canyon Lake
Marble Falls
Cedar Park
Horseshoe Bay
Dripping Springs
Pflugerville
Seguin
Kyle
Bastrop
Buda
Flatonia

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Allentown to Austin. momondo saves you time and could save you money on your trip.

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

Flights from Allentown to Austin with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Allentown to Austin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Allentown to Austin.

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

Yes momondo offers price alerts on flights to Austin from Allentown. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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