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Cheap flights from Austin to Harlingen from $59

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 9/5. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
4:45 pm - 5:50 pmAUS  Austin Bergstrom-HRL Harlingen Valley Intl
1h 05mnonstop
Southwest Logo
7:10 am - 8:20 amHRL  Harlingen Valley Intl-AUS Austin Bergstrom
1h 10mnonstop
$102Southwest
Mon, Oct 19 - Wed, Oct 21
Southwest Logo
4:45 pm - 5:50 pmAUS  Austin Bergstrom-HRL Harlingen Valley Intl
1h 05mnonstop
Southwest Logo
6:15 am - 11:45 amHRL  Harlingen Valley Intl-AUS Austin Bergstrom
5h 30m1 stop Houston Hobby
$112Southwest
Mon, Oct 19 - Wed, Oct 21
Southwest Logo
9:40 am - 10:50 amAUS  Austin Bergstrom-HRL Harlingen Valley Intl
1h 10mnonstop
Southwest Logo
5:30 pm - 6:40 pmHRL  Harlingen Valley Intl-AUS Austin Bergstrom
1h 10mnonstop
$117Southwest
Sat, Sep 5 - Sun, Sep 6
Southwest Logo
4:45 pm - 5:50 pmAUS  Austin Bergstrom-HRL Harlingen Valley Intl
1h 05mnonstop
Southwest Logo
6:15 am - 1:15 pmHRL  Harlingen Valley Intl-AUS Austin Bergstrom
7h 00m2 stops Houston Hobby Dallas Love Field
$117Southwest
Mon, Oct 19 - Wed, Oct 21
Southwest Logo
6:10 am - 11:55 amAUS  Austin Bergstrom-HRL Harlingen Valley Intl
5h 45m1 stop Houston Hobby
Southwest Logo
5:30 pm - 6:40 pmHRL  Harlingen Valley Intl-AUS Austin Bergstrom
1h 10mnonstop
$127Southwest
Sat, Sep 5 - Sun, Sep 6
Southwest Logo
5:45 pm - 6:55 pmAUS  Austin Bergstrom-HRL Harlingen Valley Intl
1h 10mnonstop
Southwest Logo
7:30 am - 10:30 amHRL  Harlingen Valley Intl-AUS Austin Bergstrom
3h 00m1 stop Houston Hobby
$127Southwest
Sat, Sep 5 - Sun, Sep 6
Southwest Logo
7:25 pm - 8:35 pmAUS  Austin Bergstrom-HRL Harlingen Valley Intl
1h 10mnonstop
Southwest Logo
4:30 pm - 5:40 pmHRL  Harlingen Valley Intl-AUS Austin Bergstrom
1h 10mnonstop
$133Southwest
Fri, Sep 11 - Sat, Sep 12
Southwest Logo
7:25 pm - 8:35 pmAUS  Austin Bergstrom-HRL Harlingen Valley Intl
1h 10mnonstop
Southwest Logo
6:50 am - 8:00 amHRL  Harlingen Valley Intl-AUS Austin Bergstrom
1h 10mnonstop
$133Southwest
Fri, Sep 11 - Sun, Sep 13
United Airlines Logo
12:12 pm - 3:59 pmAUS  Austin Bergstrom-HRL Harlingen Valley Intl
3h 47m1 stop Houston George Bush Intcntl
United Airlines Logo
5:18 pm - 11:14 pmHRL  Harlingen Valley Intl-AUS Austin Bergstrom
5h 56m1 stop Houston George Bush Intcntl
$234United Airlines
Sun, Sep 6 - Thu, Sep 10
United Airlines Logo
7:00 am - 1:24 pmAUS  Austin Bergstrom-HRL Harlingen Valley Intl
6h 24m1 stop Houston George Bush Intcntl
United Airlines Logo
5:18 pm - 9:07 pmHRL  Harlingen Valley Intl-AUS Austin Bergstrom
3h 49m1 stop Houston George Bush Intcntl
$235United Airlines
Wed, Sep 2 - Sat, Sep 5

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United Airlines flights from Austin to Harlingen

Our best United Airlines deals on Austin to Harlingen flight tickets
United Airlines
Sep 2
AUS7:00 amAustin Bergstrom
6h 24m
1 stop
HRL1:24 pmHarlingen Valley Intl
Sep 5
HRL5:18 pmHarlingen Valley Intl
3h 49m
1 stop
AUS9:07 pmAustin Bergstrom
$235
United Airlines
Sep 1
AUS12:12 pmAustin Bergstrom
3h 47m
1 stop
HRL3:59 pmHarlingen Valley Intl
Sep 9
HRL5:18 pmHarlingen Valley Intl
5h 56m
1 stop
AUS11:14 pmAustin Bergstrom
$240
United Airlines
Aug 25
AUS7:00 amAustin Bergstrom
6h 24m
1 stop
HRL1:24 pmHarlingen Valley Intl
Aug 27
HRL5:18 pmHarlingen Valley Intl
3h 49m
1 stop
AUS9:07 pmAustin Bergstrom
$241

Southwest flights from Austin to Harlingen

Our best Southwest deals on Austin to Harlingen flight tickets
Southwest
Sep 5
AUS9:40 amAustin Bergstrom
1h 10m
HRL10:50 amHarlingen Valley Intl
Sep 6
HRL5:30 pmHarlingen Valley Intl
1h 10m
AUS6:40 pmAustin Bergstrom
$117
Southwest
Sep 5
AUS5:45 pmAustin Bergstrom
1h 10m
HRL6:55 pmHarlingen Valley Intl
Sep 6
HRL7:30 amHarlingen Valley Intl
3h 00m
1 stop
AUS10:30 amAustin Bergstrom
$127
Southwest
Sep 10
AUS7:25 pmAustin Bergstrom
1h 10m
HRL8:35 pmHarlingen Valley Intl
Sep 11
HRL11:55 amHarlingen Valley Intl
1h 10m
AUS1:05 pmAustin Bergstrom
$133

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Harlingen 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 August 9, 2026.
Use the filters below to find and compare flights from Austin to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Mon 10/19

4:45 pm-5:50 pm

Nonstop1h 05m

Harlingen Valley Intl

Wed 10/21

7:10 am-8:20 am

Nonstop1h 10m

$102

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Mon 10/19

4:45 pm-5:50 pm

Nonstop1h 05m

Harlingen Valley Intl

Wed 10/21

6:15 am-11:45 am

1 stop5h 30m

$112

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Sat 9/5

9:40 am-10:50 am

Nonstop1h 10m

Harlingen Valley Intl

Sun 9/6

5:30 pm-6:40 pm

Nonstop1h 10m

$117

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Mon 10/19

4:45 pm-5:50 pm

Nonstop1h 05m

Harlingen Valley Intl

Wed 10/21

6:15 am-1:15 pm

2 stops7h 00m

$117

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Sat 9/5

6:10 am-11:55 am

1 stop5h 45m

Harlingen Valley Intl

Sun 9/6

5:30 pm-6:40 pm

Nonstop1h 10m

$127

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Sat 9/5

5:45 pm-6:55 pm

Nonstop1h 10m

Harlingen Valley Intl

Sun 9/6

7:30 am-10:30 am

1 stop3h 00m

$127

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Fri 9/11

7:25 pm-8:35 pm

Nonstop1h 10m

Harlingen Valley Intl

Sat 9/12

4:30 pm-5:40 pm

Nonstop1h 10m

$133

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Fri 9/11

7:25 pm-8:35 pm

Nonstop1h 10m

Harlingen Valley Intl

Sun 9/13

6:50 am-8:00 am

Nonstop1h 10m

$133

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Sun 9/6

12:12 pm-3:59 pm

1 stop3h 47m

Harlingen Valley Intl

Thu 9/10

5:18 pm-11:14 pm

1 stop5h 56m

$234

AustinHarlingen

AUS Austin Bergstrom - HRL Harlingen Valley Intl

AUSHRL

Austin Bergstrom

Wed 9/2

7:00 am-1:24 pm

1 stop6h 24m

Harlingen Valley Intl

Sat 9/5

5:18 pm-9:07 pm

1 stop3h 49m

$235

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

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 typical price of a round-trip flight between Austin and Harlingen?

Prices are currently low for flights on this route.

Typical prices usually range from $196 to $388.
The lowest price recently found on this route was $117.

What is the cheapest month to fly to Harlingen?

If you aren’t able to travel during the month of October, then book flights to Harlingen from Austin during September instead. Flights to Harlingen in September, while not as cheap as those in October, still average around $206.

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

On average, the least expensive day to fly to Harlingen from Austin is on a Monday. momondo users have found tickets for Monday departures for as low as $199. However, this price may fluctuate depending on the airline, the season, and holidays. 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 for around $358.

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

Our most recent data shows that the best time of day to fly to Harlingen is in the morning. Flights from Austin to Harlingen during this time can be as low as $248. Flights in the evening are often more expensive with an average ticket price of $278.

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 to Harlingen flights?

There is only 1 cabin class available to choose from on Austin to Harlingen 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 flights?

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

How have Austin to Harlingen flight prices changed over time?

As of August 2026, prices for Austin to Harlingen flights are approximately 63% cheaper when compared to flights at the same time last year.

When to book flights from Austin to Harlingen

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

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

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

Best Price Found

$159

Fastest flight time

1h 05m

Direct flights

Every day

Airports in Harlingen

1 airport
The best flight deal from Austin to Harlingen found on momondo in the last 72 hours is $159
The fastest flight from Austin to Harlingen takes 1h 05m
Direct flights go from Austin to Harlingen every day.
There is 1 airport in Harlingen. From Austin there are direct flights to Harlingen Valley Intl (HRL).
Search flight deals

Frequently asked questions about flying from Austin to Harlingen

  • 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 05m.

  • 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?

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

Best airlines flying from Austin to Harlingen

Compare and see reviews for airlines that fly from Austin to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $117Free CancellationRating
8.0
4,216 reviews
Search Southwest flights
United AirlinesPriceFrom $157Free CancellationRating
7.4
10,090 reviews
Search United Airlines flights

  • Southwest Flights From Austin to Harlingen

    Southwest flies from Austin to Harlingen around 11 times per week, with 4,214 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Austin to Harlingen in the last 72 hours was $117 (round-trip), much lower than the average airfare cost of $239 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.

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