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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 8/12. 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
9:10 am - 10:20 am
AUS
-
HRL
1h 10mnonstop
Southwest Logo
6:20 am - 7:30 am
HRL
-
AUS
1h 10mnonstop
$117Southwest
Thu, Aug 6 - Mon, Aug 10
Southwest Logo
9:10 am - 10:20 am
AUS
-
HRL
1h 10mnonstop
Southwest Logo
1:55 pm - 7:45 pm
HRL
-
AUS
5h 50m
1 stop
$127Southwest
Thu, Aug 6 - Mon, Aug 10
Southwest Logo
3:40 pm - 4:45 pm
AUS
-
HRL
1h 05mnonstop
Southwest Logo
5:55 pm - 7:05 pm
HRL
-
AUS
1h 10mnonstop
$128Southwest
Tue, Aug 11 - Fri, Aug 14
Southwest Logo
9:10 am - 10:20 am
AUS
-
HRL
1h 10mnonstop
Southwest Logo
6:05 am - 11:15 am
HRL
-
AUS
5h 10m
2 stops
$132Southwest
Thu, Aug 6 - Sat, Aug 29
Southwest Logo
6:10 am - 12:15 pm
AUS
-
HRL
6h 05m
1 stop
Southwest Logo
6:30 pm - 11:30 pm
HRL
-
AUS
5h 00m
1 stop
$137Southwest
Thu, Oct 8 - Mon, Oct 12
Southwest Logo
7:10 pm - 10:35 pm
AUS
-
HRL
3h 25m
1 stop
Southwest Logo
6:20 am - 7:30 am
HRL
-
AUS
1h 10mnonstop
$138Southwest
Fri, Sep 4 - Mon, Sep 7
Southwest Logo
9:55 am - 11:05 am
AUS
-
HRL
1h 10mnonstop
Southwest Logo
6:50 am - 8:00 am
HRL
-
AUS
1h 10mnonstop
$139Southwest
Sun, Aug 16 - Sun, Aug 23
Southwest Logo
8:40 am - 5:15 pm
AUS
-
HRL
8h 35m
2 stops
Southwest Logo
5:30 am - 11:00 am
HRL
-
AUS
5h 30m
1 stop
$142Southwest
Thu, Aug 20 - Mon, Aug 24
Southwest Logo
9:10 am - 10:20 am
AUS
-
HRL
1h 10mnonstop
Southwest Logo
6:05 am - 2:45 pm
HRL
-
AUS
8h 40m
2 stops
$143Southwest
Fri, Aug 21 - Sat, Aug 22
Southwest Logo
8:40 am - 5:15 pm
AUS
-
HRL
8h 35m
2 stops
Southwest Logo
5:30 am - 12:40 pm
HRL
-
AUS
7h 10m
2 stops
$147Southwest
Thu, Aug 20 - Mon, Aug 24

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Southwest flights from Austin to Harlingen

Our best Southwest deals on Austin to Harlingen flight tickets
Southwest
Aug 6
AUS9:10 amAustin Bergstrom
1h 10m
HRL10:20 amHarlingen Valley Intl
Aug 10
HRL6:20 amHarlingen Valley Intl
1h 10m
AUS7:30 amAustin Bergstrom
$117
Southwest
Aug 6
AUS9:10 amAustin Bergstrom
1h 10m
HRL10:20 amHarlingen Valley Intl
Aug 10
HRL1:55 pmHarlingen Valley Intl
5h 50m
1 stop
AUS7:45 pmAustin Bergstrom
$127
Southwest
Aug 11
AUS3:40 pmAustin Bergstrom
1h 05m
HRL4:45 pmHarlingen Valley Intl
Aug 14
HRL5:55 pmHarlingen Valley Intl
1h 10m
AUS7:05 pmAustin Bergstrom
$128

United Airlines flights from Austin to Harlingen

Our best United Airlines deals on Austin to Harlingen flight tickets
United Airlines
Aug 29
AUS4:10 pmAustin Bergstrom
5h 42m
1 stop
HRL9:52 pmHarlingen Valley Intl
Aug 31
HRL5:18 pmHarlingen Valley Intl
5h 56m
1 stop
AUS11:14 pmAustin Bergstrom
$229
United Airlines
Aug 7
AUS6:04 pmAustin Bergstrom
3h 50m
1 stop
HRL9:54 pmHarlingen Valley Intl
Aug 9
HRL5:10 amHarlingen Valley Intl
3h 23m
1 stop
AUS8:33 amAustin Bergstrom
$240
United Airlines
Jul 20
AUS2:18 pmAustin Bergstrom
5h 31m
1 stop
HRL7:49 pmHarlingen Valley Intl
Jul 21
HRL5:10 amHarlingen Valley Intl
6h 09m
1 stop
AUS11:19 amAustin Bergstrom
$319

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 July 17, 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

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 8/6

9:10 am-10:20 am

Nonstop1h 10m

Harlingen Valley Intl

Mon 8/10

6:20 am-7:30 am

Nonstop1h 10m

$117

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 8/6

9:10 am-10:20 am

Nonstop1h 10m

Harlingen Valley Intl

Mon 8/10

1:55 pm-7:45 pm

1 stop5h 50m

$127
Quickest round-trip

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Tue 8/11

3:40 pm-4:45 pm

Nonstop1h 05m

Harlingen Valley Intl

Fri 8/14

5:55 pm-7:05 pm

Nonstop1h 10m

$128

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 8/6

9:10 am-10:20 am

Nonstop1h 10m

Harlingen Valley Intl

Sat 8/29

6:05 am-11:15 am

2 stops5h 10m

$132

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 10/8

6:10 am-12:15 pm

1 stop6h 05m

Harlingen Valley Intl

Mon 10/12

6:30 pm-11:30 pm

1 stop5h 00m

$137

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Fri 9/4

7:10 pm-10:35 pm

1 stop3h 25m

Harlingen Valley Intl

Mon 9/7

6:20 am-7:30 am

Nonstop1h 10m

$138

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sun 8/16

9:55 am-11:05 am

Nonstop1h 10m

Harlingen Valley Intl

Sun 8/23

6:50 am-8:00 am

Nonstop1h 10m

$139

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 8/20

8:40 am-5:15 pm

2 stops8h 35m

Harlingen Valley Intl

Mon 8/24

5:30 am-11:00 am

1 stop5h 30m

$142

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Fri 8/21

9:10 am-10:20 am

Nonstop1h 10m

Harlingen Valley Intl

Sat 8/22

6:05 am-2:45 pm

2 stops8h 40m

$143

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 8/20

8:40 am-5:15 pm

2 stops8h 35m

Harlingen Valley Intl

Mon 8/24

5:30 am-12:40 pm

2 stops7h 10m

$147

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?

What is the cheapest month to fly to Harlingen?

If you aren’t able to travel during the month of September, then book flights to Harlingen from Austin during July instead. Flights to Harlingen in July, while not as cheap as those in September, still average around $207.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $158. 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 $237. 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 July 2026, prices for Austin to Harlingen flights are approximately 25% more expensive 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

$183

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 $183
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 $107Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
United AirlinesPriceFrom $157Free CancellationRating
7.4
10,006 reviews
Search United Airlines flights

  • Southwest Flights From Austin to Harlingen

    Southwest flies from Austin to Harlingen around 15 times per week, with 4,241 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Austin to Harlingen in the last 72 hours was $107 (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.

An easier way to manage your Harlingen trip

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