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 10m. Fly via Southwest or United 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 $66. Other airlines that can offer you cheap pricing are Southwest, from $97, and United Airlines, from $157. Delta is 66% 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 $66 and $89 on Delta and American Airlines, respectively.

In terms of precipitation, rainfall in Harlingen, Texas ranges from 1.1 - 5.2 inches per month. September is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Harlingen, Texas when rainfall is around 1.1 in.

If weather is an important factor for your trip to Harlingen, Texas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

What are the most popular airlines that fly from Austin to Harlingen, Texas?

Consider Southwest, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from Austin to Harlingen, Texas.

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.

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.

$70+ Flights from Austin to Harlingen, TX

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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 January 2, 2026.

Wed 12/318:10 pmAUS - HRL

Nonstop1h 10mSouthwest

Sun 1/48:35 pmHRL - AUS

1 stop3h 05mSouthwest

Deal found 12/30

$529

Best flights from Austin to Harlingen
Discover carefully curated flight deals from Austin to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 2, 2026.

Sat 2/148:20 pmAUS - HRL

Nonstop1h 10mSouthwest

Sun 2/155:30 pmHRL - AUS

Nonstop1h 10mSouthwest

Deal found 1/1

$158

Sat 2/146:00 pmAUS - HRL

1 stop3h 59mUnited Airlines

Sun 2/159:20 amHRL - AUS

1 stop3h 48mUnited Airlines

Deal found 1/1

$159

Tue 1/207:40 pmAUS - HRL

Nonstop1h 10mSouthwest

Tue 1/277:35 amHRL - AUS

Nonstop1h 15mSouthwest

Deal found 12/31

$166

Tue 1/275:30 amAUS - HRL

1 stop5h 56mUnited Airlines

Sat 1/319:20 amHRL - AUS

1 stop3h 59mUnited Airlines

Deal found 12/30

$219

Last-minute flights from Austin to Harlingen
Discover last-minute flight deals from Austin to Harlingen. Data last updated January 2, 2026 and is based on user searches.

Mon 1/510:25 amAUS - HRL

Nonstop1h 10mSouthwest

Tue 1/65:40 pmHRL - AUS

Nonstop1h 10mSouthwest

Deal found 12/30

$299

Fri 1/910:00 amAUS - HRL

Nonstop1h 15mSouthwest

Sun 1/116:35 amHRL - AUS

Nonstop1h 15mSouthwest

Deal found 1/1

$279

Fri 1/95:55 pmAUS - HRL

1 stop4h 04mUnited Airlines

Sun 1/117:00 amHRL - AUS

1 stop4h 31mUnited Airlines

Deal found 1/1

$289

Tue 1/207:40 pmAUS - HRL

Nonstop1h 10mSouthwest

Tue 1/277:35 amHRL - AUS

Nonstop1h 15mSouthwest

Deal found 12/31

$166

Tue 1/277:05 amAUS - HRL

1 stop4h 21mUnited Airlines

Sat 1/319:20 amHRL - AUS

1 stop6h 06mUnited Airlines

Deal found 1/1

$219

One-way flights from Austin to Harlingen
Search for one-way flight options from Austin to Harlingen. Find affordable one-way fares based on user searches. Data last updated January 2, 2026.

Sat 1/315:50 pmAUS - HRL

Nonstop1h 10mSouthwest

Deal found 1/1

$70

Sat 2/288:20 pmAUS - HRL

Nonstop1h 10mSouthwest

Deal found 12/31

$79

Fri 1/306:05 amAUS - HRL

1 stop4h 31mAmerican Airlines

Deal found 12/31

$80

Fri 1/3010:00 amAUS - HRL

Nonstop1h 15mSouthwest

Deal found 12/31

$89

Sat 1/316:05 amAUS - HRL

1 stop4h 31mAmerican Airlines

Deal found 12/31

$91

Tue 6/3012:20 pmAUS - HRL

Nonstop1h 10mSouthwest

Deal found 12/30

$99

Sun 3/19:00 pmAUS - HRL

Nonstop1h 10mSouthwest

Deal found 1/1

$109

Mon 2/27:05 amAUS - HRL

1 stop4h 21mUnited Airlines

Deal found 1/1

$110

Thu 1/297:05 amAUS - HRL

1 stop4h 21mUnited Airlines

Deal found 1/1

$120

Find flight deals from Austin to Harlingen

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$158 (Southwest)
One-way from	$70 (Southwest)
Popular in	August
Cheapest in	May
Average price	$178

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 ($35 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 2/14

8:20 pm-9:30 pm

Nonstop1h 10m

Harlingen Valley Intl

Sun 2/15

5:30 pm-6:40 pm

Nonstop1h 10m

$158

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 2/14

6:00 pm-9:59 pm

1 stop3h 59m

Harlingen Valley Intl

Sun 2/15

9:20 am-1:08 pm

1 stop3h 48m

$159

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Tue 1/20

7:40 pm-8:50 pm

Nonstop1h 10m

Harlingen Valley Intl

Tue 1/27

7:35 am-8:50 am

Nonstop1h 15m

$166

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Tue 1/27

5:30 am-11:26 am

1 stop5h 56m

Harlingen Valley Intl

Sat 1/31

9:20 am-1:19 pm

1 stop3h 59m

$219

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sun 2/1

8:25 pm-9:35 pm

Nonstop1h 10m

$70

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Wed 4/1

12:15 pm-4:04 pm

1 stop3h 49m

$80

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sun 2/1

6:05 am-10:36 am

1 stop4h 31m

$80

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sat 1/31

4:12 pm-9:59 pm

1 stop5h 47m

$80

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Tue 3/31

4:20 pm-7:40 pm

1 stop3h 20m

$80

AustinHarlingen

AUS - HRL

AUSHRL

Austin Bergstrom

Sun 3/1

5:30 am-11:24 am

1 stop5h 54m

$80

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/1

Showing 1-10 of 15 results

Compare providers for flights from Austin to Harlingen

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Harlingen in January.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust 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?

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 morning tend to be the most expensive. A flight at noon could potentially save you up to 27% on airfare.

Reviews of airlines servicing Harlingen

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

8.0

Very good

4,252 reviews

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

8.0

Very good

4,252 reviews

Southwest

8.0

Very good

4,252 reviews

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

8,017 reviews

Southwest

8.0

Very good

4,252 reviews

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

9,132 reviews

Southwest

8.0

Very good

4,252 reviews

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

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 10m. Fly via Southwest or United 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 $66. Other airlines that can offer you cheap pricing are Southwest, from $97, and United Airlines, from $157. Delta is 66% 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 $66 and $89 on Delta and American Airlines, respectively.
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

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Austin to Harlingen

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$66	Average$129	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$97	Average$201	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$157	Average$206	FlexibilityNo cancel fee	On-time69%

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$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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Austin to Harlingen with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Austin to Harlingen

Cheapest flights from Austin to HarlingenExplore 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 January 2, 2026.

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 January 2, 2026.

Find flight deals from Austin to Harlingen

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Harlingen that are best for you.

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 January.

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.

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?

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

Reviews of airlines servicing Harlingen

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.

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.

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

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

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

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

How can I find direct flights from Austin to Harlingen?

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Austin to Harlingen

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Austin to Harlingen

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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 January 2, 2026.