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Cheap flights from Austin to Harlingen from $47

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Harlingen departing on 3/3. 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 Austin to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:50 pm - 7:00 pm
AUS
-
HRL
1h 10mnonstop
Southwest Logo
7:35 am - 8:50 am
HRL
-
AUS
1h 15mnonstop
$106Southwest
Sat, Jan 24 - Tue, Jan 27
Southwest Logo
5:50 pm - 7:00 pm
AUS
-
HRL
1h 10mnonstop
Southwest Logo
10:50 am - 2:10 pm
HRL
-
AUS
3h 20m1 stop
$110Southwest
Sat, Jan 24 - Tue, Jan 27
Southwest Logo
5:50 pm - 7:00 pm
AUS
-
HRL
1h 10mnonstop
Southwest Logo
12:15 pm - 5:45 pm
HRL
-
AUS
5h 30m2 stops
$121Southwest
Sat, Jan 24 - Tue, Jan 27
Southwest Logo
9:30 am - 2:45 pm
AUS
-
HRL
5h 15m1 stop
Southwest Logo
6:30 am - 2:10 pm
HRL
-
AUS
7h 40m2 stops
$143Southwest
Sat, Jan 24 - Tue, Jan 27
Southwest Logo
1:10 pm - 9:30 pm
AUS
-
HRL
8h 20m2 stops
Southwest Logo
6:30 am - 2:10 pm
HRL
-
AUS
7h 40m2 stops
$163Southwest
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
9:35 am - 4:06 pm
AUS
-
HRL
6h 31m1 stop
United Airlines Logo
5:25 pm - 10:59 pm
HRL
-
AUS
5h 34m1 stop
$198United Airlines
Fri, Jan 9 - Sun, Jan 11
United Airlines Logo
4:20 pm - 9:54 pm
AUS
-
HRL
5h 34m1 stop
United Airlines Logo
12:10 pm - 3:24 pm
HRL
-
AUS
3h 14m1 stop
$219United Airlines
Wed, Apr 1 - Sat, Apr 4
Southwest Logo
8:50 pm - 10:00 pm
AUS
-
HRL
1h 10mnonstop
Southwest Logo
6:50 am - 8:00 am
HRL
-
AUS
1h 10mnonstop
$228Southwest
Sun, Mar 15 - Thu, Mar 19
Southwest Logo
8:50 pm - 10:00 pm
AUS
-
HRL
1h 10mnonstop
Southwest Logo
12:30 pm - 4:00 pm
HRL
-
AUS
3h 30m1 stop
$247Southwest
Sun, Mar 15 - Thu, Mar 19
Southwest Logo
8:40 pm - 12:05 am
AUS
-
HRL
3h 25m1 stop
Southwest Logo
12:30 pm - 4:00 pm
HRL
-
AUS
3h 30m1 stop
$268Southwest
Sun, Mar 15 - Thu, Mar 19

United Airlines flights from Austin to Harlingen, Texas

Our best United Airlines deals on Austin to Harlingen, Texas flight tickets
United Airlines
Jan 9
AUS9:35 amAustin Bergstrom
6h 31m
1 stop
HRL4:06 pmHarlingen Valley Intl
Jan 11
HRL5:25 pmHarlingen Valley Intl
5h 34m
1 stop
AUS10:59 pmAustin Bergstrom
$198
Find similar
United Airlines
Apr 1
AUS4:20 pmAustin Bergstrom
5h 34m
1 stop
HRL9:54 pmHarlingen Valley Intl
Apr 4
HRL12:10 pmHarlingen Valley Intl
3h 14m
1 stop
AUS3:24 pmAustin Bergstrom
$219
Find similar
United Airlines
Dec 10
AUS4:19 pmAustin Bergstrom
5h 30m
1 stop
HRL9:49 pmHarlingen Valley Intl
Dec 11
HRL12:16 pmHarlingen Valley Intl
5h 05m
1 stop
AUS5:21 pmAustin Bergstrom
$237
Find similar

Southwest flights from Austin to Harlingen, Texas

Our best Southwest deals on Austin to Harlingen, Texas flight tickets
Southwest
Jan 24
AUS5:50 pmAustin Bergstrom
1h 10m
HRL7:00 pmHarlingen Valley Intl
Jan 27
HRL7:35 amHarlingen Valley Intl
1h 15m
AUS8:50 amAustin Bergstrom
$106
Find similar
Southwest
Jan 24
AUS5:50 pmAustin Bergstrom
1h 10m
HRL7:00 pmHarlingen Valley Intl
Jan 27
HRL10:50 amHarlingen Valley Intl
3h 20m
1 stop
AUS2:10 pmAustin Bergstrom
$110
Find similar
Southwest
Jan 24
AUS5:50 pmAustin Bergstrom
1h 10m
HRL7:00 pmHarlingen Valley Intl
Jan 27
HRL12:15 pmHarlingen Valley Intl
5h 30m
2 stops
AUS5:45 pmAustin Bergstrom
$121
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Harlingen, Texas 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 December 4, 2025.
Use the filters below to find and compare flights from Austin to Harlingen, Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 1/24

5:50 pm-7:00 pm

Nonstop1h 10m

Harlingen Valley Intl

Tue 1/27

7:35 am-8:50 am

Nonstop1h 15m

$106

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 1/24

5:50 pm-7:00 pm

Nonstop1h 10m

Harlingen Valley Intl

Tue 1/27

10:50 am-2:10 pm

1 stop3h 20m

$110

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 1/24

5:50 pm-7:00 pm

Nonstop1h 10m

Harlingen Valley Intl

Tue 1/27

12:15 pm-5:45 pm

2 stops5h 30m

$121

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 1/24

9:30 am-2:45 pm

1 stop5h 15m

Harlingen Valley Intl

Tue 1/27

6:30 am-2:10 pm

2 stops7h 40m

$143

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 1/24

1:10 pm-9:30 pm

2 stops8h 20m

Harlingen Valley Intl

Tue 1/27

6:30 am-2:10 pm

2 stops7h 40m

$163

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Fri 1/9

9:35 am-4:06 pm

1 stop6h 31m

Harlingen Valley Intl

Sun 1/11

5:25 pm-10:59 pm

1 stop5h 34m

$198

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 4/1

4:20 pm-9:54 pm

1 stop5h 34m

Harlingen Valley Intl

Sat 4/4

12:10 pm-3:24 pm

1 stop3h 14m

$219

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sun 3/15

8:50 pm-10:00 pm

Nonstop1h 10m

Harlingen Valley Intl

Thu 3/19

6:50 am-8:00 am

Nonstop1h 10m

$228

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sun 3/15

8:50 pm-10:00 pm

Nonstop1h 10m

Harlingen Valley Intl

Thu 3/19

12:30 pm-4:00 pm

1 stop3h 30m

$247

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sun 3/15

8:40 pm-12:05 am

1 stop3h 25m

Harlingen Valley Intl

Thu 3/19

12:30 pm-4:00 pm

1 stop3h 30m

$268

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 Harlingen from

How to get the cheapest flight ticket from Austin to Harlingen, Texas

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 Harlingen, Texas?

The month of May is, on average, the cheapest month to fly to Harlingen, Texas from Austin, with most prices found around $99. If you are unable to visit Harlingen, Texas during the month of May, then departing from Austin during the month March is also very affordable. Most momondo users find prices during this month for around $129.

What is the cheapest day to depart on your flight to Harlingen, Texas?

The cheapest day to depart on your flight to Harlingen, Texas is on a Thursday when prices can be found for as low as $129. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Austin to Harlingen, Texas for around $203.

What is the cheapest time of day to depart on your flight to Harlingen, Texas?

Our most recent data shows that the best time of day to fly to Harlingen, Texas is in the afternoon. Flights from Austin to Harlingen, Texas during this time can be as low as $129. Flights in the evening are often more expensive with an average ticket price of $172.

What is the cheapest Austin Bergstrom to Harlingen Valley Intl flight route?

Fly from Austin Bergstrom to Harlingen Valley Intl for the best Austin Bergstrom - Harlingen Valley Intl flight prices

What cabin class options are available on Austin Bergstrom to Harlingen Valley Intl flights?

There is only 1 cabin class available to choose from on Austin Bergstrom to Harlingen Valley Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Austin to Harlingen, Texas flights?

No. A direct flight is the cheapest option for a flight between Austin to Harlingen, Texas.

How have Austin to Harlingen, Texas flight prices changed over time?

As of December 2025, prices for Austin to Harlingen, Texas flights are approximately 59% cheaper when compared to flights at the same time last year.

When to book flights from Austin to Harlingen, Texas

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

Cheap Austin to Harlingen, Texas (AUS to HRL) flight deals and tips

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

Fastest flight time

1h 10m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Harlingen, Texas

1 airport
The fastest flight from Austin to Harlingen, Texas takes 1h 10m
Direct flights go from Austin to Harlingen, Texas on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Harlingen, Texas: Harlingen Valley Intl (HRL)
Search flight deals

  • How far is Austin Bergstrom to Harlingen Valley Intl by plane?

    Harlingen Valley Intl is 282.4 mi away from Austin Bergstrom. In terms of flight time, this usually takes a little over 1h 10m.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Harlingen Valley Intl Airport?

    Prices for flights from Austin Bergstrom Airport to Harlingen Valley Intl Airport are updated daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Harlingen Valley Intl Airport?

  • How old do you have to be to fly from Austin Bergstrom Airport to Harlingen Valley Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Austin Bergstrom Airport to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

    The necessary travel and health documents for your Harlingen Valley Intl 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 plane model from Austin to Harlingen, Texas?

  • What is the most popular airline from Austin to Harlingen, Texas?

Best airlines flying from Austin to Harlingen, Texas

Compare and see reviews for airlines that fly from Austin to Harlingen, Texas with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $79Free CancellationRating
7.9
8,011 reviews
Search Delta flights
SouthwestPriceFrom $97Free CancellationRating
8.0
4,252 reviews
Search Southwest flights
United AirlinesPriceFrom $157Free CancellationRating
7.4
9,064 reviews
Search United Airlines flights

  • Southwest Flights From Austin to Harlingen, Texas

    Southwest flies from Austin to Harlingen, Texas around 10 times per week, with 4,252 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Austin to Harlingen, Texas in the last 72 hours was $97 (round-trip), much lower than the average airfare cost of $197 for Southwest flights on this route.

Why use momondo?

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

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

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

Flights from Austin to Harlingen 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 Austin to Harlingen?

Once you have performed a search for Austin to Harlingen 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 Austin to Harlingen right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Harlingen, momondo offers a useful price alert feature which will track prices for flights to Harlingen from Austin and alert you when they change.

An easier way to manage your Harlingen, Texas trip

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