Cheap flights from Austin to Harlingen from $54
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 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Our best Southwest deals on Austin to Harlingen flight tickets
United Airlines flights from Austin to Harlingen
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Fly from
Fly to
Route
Depart
Return
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Thu 1/21
10:10 am-11:20 am
Nonstop1h 10m
Harlingen Valley Intl
Thu 1/28
7:40 am-8:55 am
Nonstop1h 15m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Thu 1/21
11:20 am-5:05 pm
1 stop5h 45m
Harlingen Valley Intl
Thu 1/28
5:40 pm-6:55 pm
Nonstop1h 15m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Thu 1/21
9:10 am-4:00 pm
2 stops6h 50m
Harlingen Valley Intl
Thu 1/28
7:40 am-8:55 am
Nonstop1h 15m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Thu 10/29
10:15 am-11:20 am
Nonstop1h 05m
Harlingen Valley Intl
Thu 10/29
5:30 pm-6:40 pm
Nonstop1h 10m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Sat 11/14
5:00 am-10:14 am
1 stop5h 14m
Harlingen Valley Intl
Mon 11/23
6:46 pm-10:57 pm
1 stop4h 11m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Wed 10/28
7:07 pm-10:48 pm
1 stop3h 41m
Harlingen Valley Intl
Fri 10/30
5:25 pm-9:31 pm
1 stop4h 06m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Fri 10/23
4:17 pm-7:44 pm
1 stop3h 27m
Harlingen Valley Intl
Sun 10/25
7:10 am-1:17 pm
1 stop6h 07m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Mon 2/22
2:15 pm-7:29 pm
1 stop5h 14m
Harlingen Valley Intl
Wed 5/5
9:20 am-3:29 pm
1 stop6h 09m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Wed 2/24
5:00 am-10:03 am
1 stop5h 03m
Harlingen Valley Intl
Tue 5/4
7:53 pm-11:45 pm
1 stop3h 52m
AustinHarlingen
AUS Austin Bergstrom - HRL Harlingen Valley Intl
AUSHRL
Austin Bergstrom
Thu 2/25
5:00 am-10:03 am
1 stop5h 03m
Harlingen Valley Intl
Tue 5/4
7:53 pm-11:45 pm
1 stop3h 52m
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 $187 to $216.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 August, then book flights to Harlingen from Austin during October instead. Flights to Harlingen in October, while not as cheap as those in August, 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 $237. 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 $388.
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 evening. Flights from Austin to Harlingen during this time can be as low as $241. Flights in the morning are often more expensive with an average ticket price of $267.
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.
What is the cheapest airline that flies from Austin Bergstrom to Harlingen Valley Intl?
Southwest is the most popular carrier operating from Austin Bergstrom to Harlingen Valley Intl
What airlines fly to Harlingen?
Delta, Southwest and United Airlines are the top three most popular airlines that fly to Harlingen from Austin according to our data. Delta is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Harlingen. Keep in mind that there are 4 different airlines that fly to Harlingen on a routine basis, so you have a few additional options to choose from.
How many flights depart from Austin to Harlingen on average per day?
The number of flights available between Austin and Harlingen is 1 per day as of October 2026. The most frequent departure time is 10:00AM, with 37% of daily flights leaving at noon.
How many flights depart from Austin to Harlingen on average per week?
9 flights are operational weekly from Austin to Harlingen as of October 2026. The most popular departure day for this route is Mon, with 33% of flights per week taking off on this day.
When to book flights from Austin to Harlingen
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
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?
As of October 2026, there are 2 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Austin to Harlingen is Boeing 737 MAX 8, representing 46.15% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 19.23%, Embraer 175 (Enhanced Winglets) at 7.69%, and Boeing 737 at 3.85%.
What is the most popular airline from Austin to Harlingen?
Based on momondo bookings for flights between Austin and Harlingen, the leading airline is Southwest, making up 88% of the total bookings. Other popular airlines include United Airlines with 12%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $128 | Free Cancellation | Rating 7.9 4,226 reviews | |||
| PriceFrom $202 | Free Cancellation | Rating 7.4 10,340 reviews |
Southwest Flights From Austin to Harlingen
Southwest flies from Austin to Harlingen around 9 times per week, with 4,226 momondo users rating the airline 7.9/10. The cheapest Southwest deal from Austin to Harlingen in the last 72 hours was $128 (round-trip), much lower than the average airfare cost of $240 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.