Cheap Flights from Houston to Harlingen

Compare Houston to Harlingen flight deals

Find the cheapest month or even day of the year to fly to Harlingen

Book the best Harlingen fare with no extra fees

Flight deals from Houston to Harlingen

Looking for a cheap last-minute deal or the best return flight from Houston to Harlingen Airport? If you want to travel next month, return fares start from R 3,561. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Houston to Harlingen

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

Direct flights from Houston to Harlingen

Houston to Harlingen: Alternative routes

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

Houston to Harlingen: Flight information

The things to know before you go.
Cheapest flight foundR 1,764
Average flight time1 hr, 14 mins
Most popular airlineSouthwest Airlines
Average flights per week153

Finding cheap flights from Houston to Harlingen: Frequently asked questions

1 hour and 13 minutes is the average flight time from Houston to Harlingen.
Southwest Airlines, United and CommutAir fly direct from Houston to Harlingen.
As of July 2026, there are 153 flights per week flying from Houston to Harlingen.
The cheapest month to fly from Houston to Harlingen is usually August.
Yes – the average flight time is 1 hour and 13 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 Harlingen 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 Harlingen is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Harlingen is Southwest Airlines .

Flying from Houston to Harlingen Valley International Airport (HRL): What you need to know

  • Start your trip planning by checking out the ideal departure point for your flight from Houston to Harlingen Valley International Airport (HRL). Explore your options for taking off from Houston George Bush Intercontinental Airport (IAH) or Houston Hobby Airport (HOU), two of the city's main airports.

  • Around 1 hour 20 minutes is how long you can expect to be in the air on a direct Houston to Harlingen Valley International Airport flight.

  • Harlingen Valley International Airport is located in Harlingen. The city's timezone is UTC-6 — the same as Houston.

  • The most popular route is from Houston George Bush Intercontinental Airport (IAH) to Harlingen Valley International Airport (HRL), with 28 direct services every week. If you want to be on your way right away, the earliest flight from IAH to HRL is the 9:45am United Airlines service. If you prefer travelling later, the final departure is at 10pm with United Airlines.

  • Leave enough time to make your flight from Houston to HRL. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Peak months like July or holiday times such as Christmas and New Year will mean bigger waits at check-in and security. Travelling then? Play it safe and get to the airport even earlier. Arriving two hours before a domestic flight and up four hours ahead of an international flight is a smart move.

Airports in Houston

Houston George Bush Intercontinental Airport (IAH)

  • Fly without interruptions from Houston George Bush Intercontinental Airport (IAH). Nonstop flights from Houston to Harlingen Valley International Airport (HRL) can be booked from here.

  • Book your direct flight from Houston to Harlingen Valley International Airport with United Airlines. This popular airline offers services from IAH.

  • Most passengers choose to fly with United between IAH and HRL.

  • United stands out as the most punctual carrier on this route, with 81.57% of services arriving on schedule.

  • Located around 40 kilometres from central Houston, IAH can be reached in about 30 minutes by car, depending on traffic. The journey by public transport will take roughly 1 hour 10 minutes.

  • Want an easy start to your trip? Stay near Houston George Bush Intercontinental Airport. Whether you have an early flight from Houston to Harlingen Valley International Airport or just don't like being rushed, these hotels are just what you're after:

  • 79% of flights that leave from Houston George Bush Intercontinental Airport arrive at their destination on time.

  • You'll find IAH at 16930 JFK Boulevard.

Houston Hobby Airport (HOU)

  • You can book a direct Houston to Harlingen Valley International Airport (HRL) plane ticket out of Houston Hobby Airport (HOU). Figure out if flying from HOU works better for your plans.

  • Southwest Airlines offers direct flights from Houston to HRL out of HOU. Book your favourite aisle (or window) seat and reach your destination in a single hop.

  • Southwest Airlines is the top choice for passengers flying from HOU to HRL.

  • With 79.54% of its services arriving as planned, Southwest Airlines is the most punctual carrier flying between Houston Hobby Airport and Harlingen Valley International Airport.

  • With public transport, you can travel from central Houston to HOU in around 50 minutes. The airport is roughly 19 kilometres away, and making the trip by car takes approximately 20 minutes.

  • Get a head start on your holiday with an extra night away from home. Before catching your Houston to HRL flight, stay in one of these hotels near Houston Hobby Airport:

  • As far as flight punctuality goes, Houston Hobby Airport has an on-time arrival rate of 79%.

  • HOU is located at 7800 Airport Boulevard.

About Harlingen Valley International Airport (HRL)

Getting from Harlingen Valley International Airport (HRL) to central Harlingen

  • Central Harlingen is around 8 kilometres from Harlingen Valley International Airport and takes about 10 minutes to reach by car. See what your options are for making the trip into the city, whether that's with a taxi, car hire or ride-share.

  • Travelling on public transport will take you roughly 30 minutes.

How to find the cheapest flights from Houston to Harlingen Valley International Airport (HRL)

  • Currently, R 1,764 is the best price we've found for a one-way ticket from Houston to Harlingen Valley International Airport. The cheapest price for a return flight is R 3,561. Keep in mind fares can change due to availability at the time of booking.

  • Don't leave everything to the last moment. You're more likely to find cheap flights from Houston to HRL if you book ahead. Airlines often have some great early bird discounts.

  • Cheap Houston to Harlingen Valley International Airport tickets are easier to find when your travel dates are flexible. Use the 'Whole month' search function to compare fares throughout the month and then fly out on the cheapest day.

  • Locking in a cheap plane ticket from Houston to HRL is easy with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you when there's a better deal.

  • Tailor your flights using filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Houston to Harlingen Valley International Airport.

The best time to fly from Houston to Harlingen Valley International Airport (HRL)

  • It's time to decide when to book your flight from Houston to Harlingen Valley International Airport (HRL). April is the busiest month to travel to Harlingen. If you prefer a quieter vibe, think about going in October.

  • Book a Houston to HRL plane ticket departing in August if you're eager to visit the city during its warmest month. You can expect temperatures in Harlingen to range from 25ºC (77ºF) to 37ºC (99ºF).

  • January has temperatures of between 10ºC (50ºF) and 25ºC (77ºF). Look for cheap tickets from Houston to Harlingen Valley International Airport around that time if you want to travel in cooler conditions.

More about Harlingen

Explore more of the United States

  • Harlingen has loads to offer, but there are so many other parts of the United States waiting to be discovered. Around 177 kilometres north of Harlingen, a trip to Corpus Christi will keep your itinerary busy. Don't miss top attractions like USS LEXINGTON, Texas State Aquarium and Bayfront Park.

  • If you're looking to explore another major destination in the United States, consider Laredo, roughly 225 kilometres northwest of Harlingen. Casa Blanca, The Original Texas White House, San Agustin Catholic Cathedral and Zacate Creek Linear Park are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.