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Cheap flights from Austin to Harlingen from $48

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 8/5. 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
3:40 pm - 4:45 pm
AUS
-
HRL
1h 05mnonstop
Southwest Logo
1:45 pm - 3:00 pm
HRL
-
AUS
1h 15mnonstop
$96Southwest
Wed, Aug 19 - Tue, Sep 1
Southwest Logo
7:05 pm - 8:10 pm
AUS
-
HRL
1h 05mnonstop
Southwest Logo
12:35 pm - 4:30 pm
HRL
-
AUS
3h 55m
1 stop
$106Southwest
Wed, Aug 19 - Tue, Sep 1
Southwest Logo
3:40 pm - 4:45 pm
AUS
-
HRL
1h 05mnonstop
Southwest Logo
3:25 pm - 9:45 pm
HRL
-
AUS
6h 20m
2 stops
$111Southwest
Wed, Aug 19 - Tue, Sep 1
Southwest Logo
7:55 pm - 9:00 pm
AUS
-
HRL
1h 05mnonstop
Southwest Logo
6:00 pm - 7:05 pm
HRL
-
AUS
1h 05mnonstop
$119Southwest
Wed, Oct 7 - Wed, Oct 21
Southwest Logo
10:25 am - 2:50 pm
AUS
-
HRL
4h 25m
1 stop
Southwest Logo
7:25 am - 2:05 pm
HRL
-
AUS
6h 40m
2 stops
$121Southwest
Wed, Aug 19 - Tue, Sep 1
Southwest Logo
7:25 pm - 8:30 pm
AUS
-
HRL
1h 05mnonstop
Southwest Logo
5:55 pm - 7:05 pm
HRL
-
AUS
1h 10mnonstop
$124Southwest
Thu, Aug 6 - Mon, Aug 10
Southwest Logo
4:45 pm - 9:45 pm
AUS
-
HRL
5h 00m
2 stops
Southwest Logo
3:25 pm - 9:45 pm
HRL
-
AUS
6h 20m
2 stops
$126Southwest
Wed, Aug 19 - Tue, Sep 1
Southwest Logo
7:55 pm - 9:00 pm
AUS
-
HRL
1h 05mnonstop
Southwest Logo
6:10 am - 12:00 pm
HRL
-
AUS
5h 50m
1 stop
$129Southwest
Wed, Oct 7 - Wed, Oct 21
Southwest Logo
7:10 pm - 10:00 pm
AUS
-
HRL
2h 50m
1 stop
Southwest Logo
5:55 pm - 7:05 pm
HRL
-
AUS
1h 10mnonstop
$133Southwest
Thu, Aug 6 - Mon, Aug 10
Southwest Logo
5:25 pm - 6:35 pm
AUS
-
HRL
1h 10mnonstop
Southwest Logo
6:30 pm - 7:40 pm
HRL
-
AUS
1h 10mnonstop
$134Southwest
Sat, Jul 4 - Wed, Jul 8

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American Airlines flights from Austin to Harlingen

Our best American Airlines deals on Austin to Harlingen flight tickets
American Airlines
Sep 1
AUS5:41 pmAustin Bergstrom
5h 13m
1 stop
HRL10:54 pmHarlingen Valley Intl
Sep 9
HRL10:45 amHarlingen Valley Intl
4h 57m
1 stop
AUS3:42 pmAustin Bergstrom
$159
American Airlines
Sep 1
AUS5:41 pmAustin Bergstrom
5h 13m
1 stop
HRL10:54 pmHarlingen Valley Intl
Sep 9
HRL10:45 amHarlingen Valley Intl
4h 57m
1 stop
AUS3:42 pmAustin Bergstrom
$189
American Airlines
Jun 27
AUS8:20 pmAustin Bergstrom
3h 54m
1 stop
HRL12:14 amHarlingen Valley Intl
Jun 30
HRL8:04 pmHarlingen Valley Intl
3h 54m
1 stop
AUS11:58 pmAustin Bergstrom
$254

Southwest flights from Austin to Harlingen

Our best Southwest deals on Austin to Harlingen flight tickets
Southwest
Aug 19
AUS3:40 pmAustin Bergstrom
1h 05m
HRL4:45 pmHarlingen Valley Intl
Sep 1
HRL1:45 pmHarlingen Valley Intl
1h 15m
AUS3:00 pmAustin Bergstrom
$96
Southwest
Aug 19
AUS7:05 pmAustin Bergstrom
1h 05m
HRL8:10 pmHarlingen Valley Intl
Sep 1
HRL12:35 pmHarlingen Valley Intl
3h 55m
1 stop
AUS4:30 pmAustin Bergstrom
$106
Southwest
Aug 19
AUS3:40 pmAustin Bergstrom
1h 05m
HRL4:45 pmHarlingen Valley Intl
Sep 1
HRL3:25 pmHarlingen Valley Intl
6h 20m
2 stops
AUS9:45 pmAustin Bergstrom
$111

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 June 12, 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

Wed 8/19

3:40 pm-4:45 pm

Nonstop1h 05m

Harlingen Valley Intl

Tue 9/1

1:45 pm-3:00 pm

Nonstop1h 15m

$96

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 8/19

7:05 pm-8:10 pm

Nonstop1h 05m

Harlingen Valley Intl

Tue 9/1

12:35 pm-4:30 pm

1 stop3h 55m

$106

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 8/19

3:40 pm-4:45 pm

Nonstop1h 05m

Harlingen Valley Intl

Tue 9/1

3:25 pm-9:45 pm

2 stops6h 20m

$111
Quickest round-trip

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 10/7

7:55 pm-9:00 pm

Nonstop1h 05m

Harlingen Valley Intl

Wed 10/21

6:00 pm-7:05 pm

Nonstop1h 05m

$119

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 8/19

10:25 am-2:50 pm

1 stop4h 25m

Harlingen Valley Intl

Tue 9/1

7:25 am-2:05 pm

2 stops6h 40m

$121

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 8/6

7:25 pm-8:30 pm

Nonstop1h 05m

Harlingen Valley Intl

Mon 8/10

5:55 pm-7:05 pm

Nonstop1h 10m

$124

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 8/19

4:45 pm-9:45 pm

2 stops5h 00m

Harlingen Valley Intl

Tue 9/1

3:25 pm-9:45 pm

2 stops6h 20m

$126

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 10/7

7:55 pm-9:00 pm

Nonstop1h 05m

Harlingen Valley Intl

Wed 10/21

6:10 am-12:00 pm

1 stop5h 50m

$129

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 8/6

7:10 pm-10:00 pm

1 stop2h 50m

Harlingen Valley Intl

Mon 8/10

5:55 pm-7:05 pm

Nonstop1h 10m

$133

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 7/4

5:25 pm-6:35 pm

Nonstop1h 10m

Harlingen Valley Intl

Wed 7/8

6:30 pm-7:40 pm

Nonstop1h 10m

$134

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 July, then book flights to Harlingen from Austin during September instead. Flights to Harlingen in September, while not as cheap as those in July, still average around $187.

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 Friday, the most expensive travel day of the week, you can expect to see flight prices from Austin to Harlingen for around $255.

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 $239.

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 June 2026, prices for Austin to Harlingen flights are approximately 31% 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

$148

Fastest flight time

1h 05m

Direct flights

Every day

Airports in Harlingen

1 airport
The best one-way flight to Harlingen from Austin in the past 72 hours is $148. The best round-trip flight deal from Austin to Harlingen found on momondo in the last 72 hours is $167.
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
7.9
4,234 reviews
Search Southwest flights
United AirlinesPriceFrom $202Free CancellationRating
7.4
9,810 reviews
Search United Airlines flights

  • Southwest Flights From Austin to Harlingen

    Southwest flies from Austin to Harlingen around 15 times per week, with 4,233 momondo users rating the airline 7.9/10. 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 $237 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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