$332 Cheap Flights from Waco (ACT) to Harlingen (HRL)

View $332 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Waco, TX (ACT-Waco Regional) to Valley Intl. Airport (HRL)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Waco to Harlingen (ACT-HRL)

Prices were available within the past 7 days and start at $332 for one-way flights and $406 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 8 - Tue, Oct 28
ACT
Waco
HRL
Harlingen
$406 Roundtrip, found 6 days ago
$406
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 8 from Waco to Harlingen, returning Tue, Oct 28, priced at $406 found 6 days ago
American Airlines
Wed, Oct 15 - Sat, Oct 25
ACT
Waco
HRL
Harlingen
$426 Roundtrip, found 6 days ago
$426
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 15 from Waco to Harlingen, returning Sat, Oct 25, priced at $426 found 6 days ago
American Airlines
Wed, Oct 1 - Tue, Oct 7
ACT
Waco
HRL
Harlingen
$434 Roundtrip, found 5 days ago
$434
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Oct 1 from Waco to Harlingen, returning Tue, Oct 7, priced at $434 found 5 days ago
American Airlines
Fri, Oct 3 - Sun, Oct 5
ACT
Waco
HRL
Harlingen
$438 Roundtrip, found 7 hours ago
$438
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Fri, Oct 3 from Waco to Harlingen, returning Sun, Oct 5, priced at $438 found 7 hours ago
American Airlines
Fri, Oct 10 - Tue, Oct 28
ACT
Waco
HRL
Harlingen
$440 Roundtrip, found 6 days ago
$440
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 10 from Waco to Harlingen, returning Tue, Oct 28, priced at $440 found 6 days ago
American Airlines
Wed, Oct 8 - Mon, Oct 27
ACT
Waco
HRL
Harlingen
$452 Roundtrip, found 6 days ago
$452
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 8 from Waco to Harlingen, returning Mon, Oct 27, priced at $452 found 6 days ago
American Airlines
Wed, Oct 15 - Sat, Oct 18
ACT
Waco
HRL
Harlingen
$454 Roundtrip, found 6 days ago
$454
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 15 from Waco to Harlingen, returning Sat, Oct 18, priced at $454 found 6 days ago
American Airlines
Wed, Oct 1 - Mon, Oct 6
ACT
Waco
HRL
Harlingen
$466 Roundtrip, found 5 days ago
$466
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Oct 1 from Waco to Harlingen, returning Mon, Oct 6, priced at $466 found 5 days ago
American Airlines
Fri, Oct 10 - Sat, Oct 11
ACT
Waco
HRL
Harlingen
$468 Roundtrip, found 6 days ago
$468
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 10 from Waco to Harlingen, returning Sat, Oct 11, priced at $468 found 6 days ago
American Airlines
Wed, Oct 15 - Sun, Oct 26
ACT
Waco
HRL
Harlingen
$472 Roundtrip, found 6 days ago
$472
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 15 from Waco to Harlingen, returning Sun, Oct 26, priced at $472 found 6 days ago

Alternative airports near Harlingen

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Brownsville-South Padre Island Intl. BRO. Average driving time to city center is 33 minutes. Flights from $433
BRO
Brownsville-South Padre Island Intl.
Average driving time to city center33 min
Flights from $433
Flights from Waco (ACT) to Harlingen (HRL)
Origin airport
Waco Regional
Destination airport
Valley Intl.
Roundtrip price
$406
Distance
373 mi

Waco to Harlingen Flights

The cheapest times to fly from Waco to Harlingen

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Waco to Harlingen are during the month of October. You can find some of the cheapest flights from Waco to Harlingen with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Waco to Harlingen

Sunday is one of the best days to book for cheap flights from Waco to Harlingen: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Waco to Harlingen

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Waco to Harlingen in 2025. You can also book with separate airlines for your outbound and return journeys, from $332 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Waco to Harlingen flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Waco to Harlingen airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL) cost?
Lock in a cheap one-way flight from $332 or cheap return flight from $406 from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL)?
The cheapest month to fly from ACT to HRL is October, when demand is low. Off-peak months are generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest ACT to HRL flight.
How many flights per day from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL)?
You'll have to take a flight with a layover if you're traveling from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from ACT to HRL?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL)?
Opt for a flight from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL) last-minute?
Booking your plane ticket from ACT to HRL right before your trip is typically more expensive. However, if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book an ACT to HRL flight and hotel package?
Securing an ACT to HRL flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our impressive range of stays and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Waco Regional Airport (ACT) to Valley Intl. Airport (HRL)?
It's generally possible to reschedule or cancel your ACT to HRL flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.