Cheap flight tickets from Harlingen to Austin-Bergstrom

Compare Harlingen to Austin-Bergstrom flight deals

Find the cheapest month or even day of the year to fly to Austin-Bergstrom

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Flight deals from Harlingen to Austin-Bergstrom

Looking for a cheap last-minute deal or the best return flight from Harlingen to Austin-Bergstrom? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Harlingen to Austin-Bergstrom

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Harlingen to Austin-Bergstrom flights are currently cheapest in April.

Direct flights from Harlingen to Austin-Bergstrom

Harlingen to Austin-Bergstrom: Alternative routes

Compare routes from Harlingen to Austin below. You may find an airport to fly into that's cheaper, faster, or easier than Austin-Bergstrom.

Harlingen to Austin: Flight information

The things to know before you go.
Cheapest flight foundRM604
Cheapest month to flyApril
Average flight time1 hr, 12 mins
Most popular airlineSouthwest Airlines
Average flights per week17

Finding cheap flights from Harlingen to Austin-Bergstrom: Frequently asked questions

The best price we found for a return flight from Harlingen to Austin-Bergstrom is RM604. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 12 minutes is the average flight time from Harlingen to Austin-Bergstrom.
Southwest Airlines flies direct from Harlingen to Austin-Bergstrom.
As of February 2026, there are 17 flights per week flying from Harlingen to Austin-Bergstrom.
The cheapest month to fly from Harlingen to Austin-Bergstrom is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Harlingen Airport to Austin-Bergstrom Airport on Monday, 20 April 2026.
Yes – the average flight time is 1 hour and 12 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Austin-Bergstrom but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Austin is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Southwest Airlines offers the cheapest flight tickets to Austin-Bergstrom.

Travelling from Valley International Airport (HRL) to Austin-Bergstrom International Airport (AUS): what you need to know

  • The average duration of a direct flight from Valley International Airport to Austin-Bergstrom International Airport is 1 hour 10 minutes.

  • Austin's timezone is UTC-5, which is the same as Harlingen.

  • Flights from HRL to AUS start at 06:30 — the earliest with Southwest Airlines. The last service of the day is at 19:10 with Southwest Airlines. In total, there are nine weekly Valley International Airport to Austin-Bergstrom International Airport flights.

  • To ensure you catch your HRL to AUS flight, leave plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and an hour before domestic flights is the general rule.

  • You can expect longer queues during popular months such as October. Arriving up to four hours ahead of an international flight and two hours for a domestic departure is a good idea.

  • Southwest Airlines is your gateway to discovering Austin (and perhaps some other great corners of United States!). Check out the direct flights from Valley International Airport to Austin-Bergstrom International Airport offered by this airline.

  • The airline with the highest number of bookings on this route is Southwest Airlines.

  • Southwest Airlines is the most punctual carrier offering HRL to AUS flights, with 78.18% of its services landing on schedule.

  • We make it a piece of cake to book a flight with a stopover. To see all your options for tickets from Valley International Airport to Austin-Bergstrom International Airport, deselect 'Direct flights only.' Then, choose a flight that has a stop long enough to explore the city of your choice. Top stopovers between HRL and AUS include:

    • William P. Hobby Airport

    • George Bush Intercontinental Airport

    • Dallas/Fort Worth International Airport

How to find the cheapest flights from Valley International Airport (HRL) to Austin-Bergstrom International Airport (AUS)

  • The lowest price we've seen for a one-way Valley International Airport to Austin-Bergstrom International Airport flight is RM422. A return fare is currently RM604. Depending on the availability when you book, these fares may change.

  • Get cheap tickets from HRL to AUS by booking at least six months ahead. Based on our research, that's the sweet spot for picking up a bargain.

  • The cheapest month for flights from Valley International Airport to Austin-Bergstrom International Airport is May. Use the 'Whole month' tool to see the lowest prices if you have flexible dates.

  • Save time searching for cheap flights from HRL to AUS by setting up a Price Alert. You'll receive an email or notification through the app when a new low fare is offered.

  • Secure the perfect flight for you with the help of the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Valley International Airport to Austin-Bergstrom International Airport, use the 'Sort by' function. You can also filter results by airline, departure and arrival times, and number of stops.

Handy information about Valley International Airport (HRL)

  • HRL is located at 3002 Heritage Way.

  • 82.44% of flights leaving Valley International Airport arrive at their destination on schedule. With its strong on-time performance, you're unlikely to be delayed when taking off from HRL.

  • To get to Valley International Airport from central Harlingen, it takes about 10 minutes if you're planning to drive. This depends on traffic though. It's approximately 8 kilometres from the airport to the city centre.

  • Booked an early flight from Valley International Airport to Austin-Bergstrom International Airport? Stay somewhere close to HRL, such as Lakefront Harlingen Home With Private Pool and Hot Tub. Waterfront Harlingen Home With Pool and Game Room! will also put you moments from check-in.

Arriving at Austin-Bergstrom International Airport (AUS)

Getting from Austin-Bergstrom International Airport (AUS) to central Austin

  • AUS is located at 3600 Presidential Blvd.

  • From Austin-Bergstrom International Airport, Austin is approximately 19 kilometres away. It takes around 25 minutes to drive to the centre.

  • If you're using public transport, expect a journey of roughly 3 hours 25 minutes.

When to fly to Austin-Bergstrom International Airport (AUS)

  • It's time to plan your travel dates for your flight from Valley International Airport to Austin-Bergstrom International Airport. July is the busiest month to visit Austin. If you prefer a more relaxed vibe, go in April.

  • Lock in your flight from Valley International Airport to Austin-Bergstrom International Airport for August if you'd like to explore Austin during its warmest month. Expect temperatures of between 23ºC (73ºF) and 41ºC (106ºF).

  • For cooler conditions, search for a cheap ticket from HRL to AUS in January. Average temperatures are between 3ºC (37ºF) and 19ºC (66ºF) then.

Explore more of United States

  • Houston is just one of the many places in United States waiting to be explored once you've seen Austin. Around 241 kilometres away to the east, its top attractions include The Houston Museum of Natural Science, The Museum of Fine Arts, Houston, Beck Building and Hermann Park.

  • If you're interested in discovering another side of United States, consider San Antonio, roughly 121 kilometres south-west of Austin. The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.