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Harlingen

$70+ Cheap flights from Austin to Harlingen, TX (AUS - HRL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — HRL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Austin to Harlingen

Cheapest flights from Austin to Harlingen
Explore the most affordable flight options available from Austin to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Southwest deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:00 amAUS - HRL
1 stop2h 55mSouthwest
Wed 12/245:40 pmHRL - AUS
Nonstop1h 15mSouthwest
Deal found 12/10$287
This Southwest deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:00 amAUS - HRL
1 stop2h 55mSouthwest
Sun 12/285:45 pmHRL - AUS
Nonstop1h 15mSouthwest
Deal found 12/10$308
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:59 pmAUS - HRL
1 stop3h 55mUnited Airlines
Sun 12/215:00 amHRL - AUS
1 stop3h 30mUnited Airlines
Deal found 12/11$309
This Southwest deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:50 pmAUS - HRL
Nonstop1h 10mSouthwest
Sun 12/218:35 pmHRL - AUS
1 stop3h 05mSouthwest
Deal found 12/11$318
This Southwest deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:50 pmAUS - HRL
Nonstop1h 10mSouthwest
Mon 12/155:40 pmHRL - AUS
Nonstop1h 15mSouthwest
Deal found 12/11$319
This Southwest deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:00 amAUS - HRL
1 stop2h 55mSouthwest
Mon 12/298:35 pmHRL - AUS
1 stop3h 05mSouthwest
Deal found 12/10$328
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/134:19 pmAUS - HRL
1 stop3h 31mUnited Airlines
Mon 12/1512:16 pmHRL - AUS
1 stop3h 06mUnited Airlines
Deal found 12/11$329

Find flight deals from Austin to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Harlingen (HRL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$157
(United Airlines)

One-way from

$70
(Southwest)

Popular in

August

Cheapest in

May

Average price

$157

Good one-way deal

$108 or less
Provider with most accurate pricing for Austin Bergstrom-Harlingen Valley Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Harlingen Valley Intl flights.
Search Deals
From Austin Bergstrom to Harlingen Valley Intl
Search Deals
One-way flight from Austin Bergstrom to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a one-way flight from Austin Bergstrom to Harlingen Valley Intl.
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Austin to Harlingen that are best for you.

Fly from

Austin

Fly to

Harlingen

Route

Depart

Return

Price

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Tue 1/27

10:00 am-11:15 am

Nonstop1h 15m

Harlingen Valley Intl

Tue 2/3

6:30 am-12:15 pm

1 stop5h 45m

$177

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Fri 1/9

7:05 am-11:26 am

1 stop4h 21m

Harlingen Valley Intl

Sun 1/11

5:25 pm-10:59 pm

1 stop5h 34m

$196

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Fri 1/9

7:00 am-10:36 am

1 stop3h 36m

Harlingen Valley Intl

Fri 1/9

3:22 pm-7:08 pm

1 stop3h 46m

$234

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 12/17

7:00 am-9:55 am

1 stop2h 55m

Harlingen Valley Intl

Wed 12/24

5:40 pm-6:55 pm

Nonstop1h 15m

$287

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Thu 12/25

7:00 am-9:55 am

1 stop2h 55m

Harlingen Valley Intl

Sun 12/28

5:45 pm-7:00 pm

Nonstop1h 15m

$308

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 12/17

7:00 am-9:55 am

1 stop2h 55m

Harlingen Valley Intl

Mon 12/29

8:35 pm-11:40 pm

1 stop3h 05m

$328

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sun 1/11

8:25 pm-9:35 pm

Nonstop1h 10m

$70

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 2/11

12:27 pm-4:06 pm

1 stop3h 39m

$79

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 1/10

7:05 am-11:26 am

1 stop4h 21m

$79

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Tue 6/9

4:00 pm-7:29 pm

1 stop3h 29m

$80

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 16 results
1
2

Compare providers for flights from Austin to Harlingen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Harlingen in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Austin-Harlingen, Texas flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Austin-Harlingen, Texas flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Austin-Harlingen, Texas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Harlingen, Texas flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Harlingen, Texas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Austin to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Austin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Austin to Harlingen

What is the cheapest month to book a flight from Austin to Harlingen, Texas?

Currently, May is the cheapest month in which you can book a flight from Austin to Harlingen, Texas (average of $60). Flying from Austin to Harlingen, Texas in December is currently the most expensive (average of $139). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AUS to HRL?

Find hourly flight availability from Austin to Harlingen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Austin to Harlingen, Texas is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 25% on airfare.

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Harlingen. Reviews last updated December 12, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Austin to Harlingen have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,252 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
7.9
Good
4,252 reviews
Southwest
7.9
Good
4,252 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,009 reviews
Southwest
7.9
Good
4,252 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,252 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Austin to Harlingen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Austin to Harlingen?

    If you book a flight from Austin to Harlingen, you will be flying from Austin Bergstrom to Valley Intl. Flights to Harlingen Valley Intl (HRL) from Austin Bergstrom (AUS) take 1h 10m for a nonstop flight. There are 2 flights from Austin Bergstrom to Harlingen per day from 3 airlines.

  • How long is the flight from Austin to Harlingen, Texas?

    There are many flights that can get you from Austin to Harlingen, Texas in 1h 15m. Fly via Southwest, United Airlines, or American Airlines to get the fastest option. The distance from Austin to Harlingen, Texas is about 274 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Austin to Harlingen, Texas round-trip?

    Cheapflights users have booked flights from Austin to Harlingen, Texas round-trip from $79. Other airlines that can offer you cheap pricing are Southwest, from $97, and United Airlines, from $157. Delta is 60% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Austin to Harlingen, Texas one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $48. Users have also found prices from $74 and $88 on Delta and United Airlines, respectively.

  • What are the cheapest flights from Austin to Harlingen, Texas?

    On average you can expect to pay $139 for a flight from Austin to Harlingen, Texas. The cheapest flight overall is $79 while the most popular route, (Austin Bergstrom - Harlingen Valley Intl) is currently priced at $157.

  • Can I find deals for flights from Austin to Harlingen that include hotel bookings?

    Yes. In addition to deals on Austin to Harlingen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Harlingen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Harlingen.

  • Can I find deals for business class flights from Austin to Harlingen?

    Yes. Cheapflights offers flight deals from Austin to Harlingen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Austin to Harlingen, Texas?

    Currently, May is the cheapest month in which you can book a flight from Austin to Harlingen, Texas (average of $60). Flying from Austin to Harlingen, Texas in December is currently the most expensive (average of $139). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Austin to Harlingen

Discover the top 3 airlines that operate flights from Austin to Harlingen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$79Average$129FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$97Average$197FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$157Average$206FlexibilityNo cancel feeOn-time69%

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