Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Harlingen, Texas to Houston from $51

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Harlingen, Texas to Houston departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Harlingen, Texas to Houston

Cheap round-trip flights

United Airlines Logo
5:00 am - 6:22 amHRL-IAH
1h 22mnonstop
United Airlines Logo
6:20 pm - 7:41 pmIAH-HRL
1h 21mnonstop
$101United Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
United Airlines Logo
5:00 am - 6:22 amHRL-IAH
1h 22mnonstop
United Airlines Logo
10:05 pm - 11:18 pmIAH-HRL
1h 13mnonstop
$117United Airlines
Find Deal
Sat, Oct 11 - Mon, Oct 13
United Airlines Logo
5:17 pm - 6:40 pmHRL-IAH
1h 23mnonstop
United Airlines Logo
2:55 pm - 4:13 pmIAH-HRL
1h 18mnonstop
$133United Airlines
Find Deal
Mon, Oct 6 - Mon, Oct 13
United Airlines Logo
5:00 am - 6:22 amHRL-IAH
1h 22mnonstop
United Airlines Logo
7:55 pm - 9:16 pmIAH-HRL
1h 21mnonstop
$161United Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 4
United Airlines Logo
5:00 am - 6:22 amHRL-IAH
1h 22mnonstop
United Airlines Logo
6:20 pm - 7:41 pmIAH-HRL
1h 21mnonstop
$179United Airlines
Find Deal
Mon, Oct 6 - Mon, Oct 13
United Airlines Logo
5:00 am - 6:22 amHRL-IAH
1h 22mnonstop
United Airlines Logo
10:05 pm - 11:18 pmIAH-HRL
1h 13mnonstop
$189United Airlines
Find Deal
Fri, Sep 26 - Sun, Sep 28
American Airlines Logo
5:45 am - 9:22 amHRL-IAH
3h 37m1 stop
American Airlines Logo
5:00 am - 9:41 amIAH-HRL
4h 41m1 stop
$199American Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 4
American Airlines Logo
6:35 pm - 10:32 pmHRL-IAH
3h 57m1 stop
American Airlines Logo
6:00 am - 9:41 amIAH-HRL
3h 41m1 stop
$209American Airlines
Find Deal
Wed, Sep 24 - Sun, Sep 28
American Airlines Logo
5:25 am - 9:17 amHRL-IAH
3h 52m1 stop
American Airlines Logo
10:07 am - 6:05 pmIAH-HRL
7h 58m1 stop
$229American Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
Delta Logo
3:00 pm - 10:17 amHRL-IAH
19h 17m1 stop
Delta Logo
6:00 pm - 2:29 pmIAH-HRL
20h 29m2 stops
$1,223Delta
Find Deal
Sun, Feb 22 - Mon, Feb 23

United Airlines flights from Harlingen, Texas to Houston George Bush Intcntl Airport

Our best United Airlines deals on Harlingen, Texas to Houston George Bush Intcntl Airport flight tickets
United Airlines
Oct 8
HRL5:00 amHarlingen Valley Intl
1h 22m
IAH6:22 amHouston George Bush Intcntl
Oct 15
IAH6:20 pmHouston George Bush Intcntl
1h 21m
HRL7:41 pmHarlingen Valley Intl
$101
Find similar
United Airlines
Oct 11
HRL5:00 amHarlingen Valley Intl
1h 22m
IAH6:22 amHouston George Bush Intcntl
Oct 13
IAH10:05 pmHouston George Bush Intcntl
1h 13m
HRL11:18 pmHarlingen Valley Intl
$117
Find similar
United Airlines
Oct 6
HRL5:17 pmHarlingen Valley Intl
1h 23m
IAH6:40 pmHouston George Bush Intcntl
Oct 13
IAH2:55 pmHouston George Bush Intcntl
1h 18m
HRL4:13 pmHarlingen Valley Intl
$133
Find similar

American Airlines flights from Harlingen, Texas to Houston George Bush Intcntl Airport

Our best American Airlines deals on Harlingen, Texas to Houston George Bush Intcntl Airport flight tickets
American Airlines
Oct 1
HRL5:45 amHarlingen Valley Intl
3h 37m
1 stop
IAH9:22 amHouston George Bush Intcntl
Oct 4
IAH5:00 amHouston George Bush Intcntl
4h 41m
1 stop
HRL9:41 amHarlingen Valley Intl
$199
Find similar
American Airlines
Sep 24
HRL6:35 pmHarlingen Valley Intl
3h 57m
1 stop
IAH10:32 pmHouston George Bush Intcntl
Sep 28
IAH6:00 amHouston George Bush Intcntl
3h 41m
1 stop
HRL9:41 amHarlingen Valley Intl
$209
Find similar
American Airlines
Oct 8
HRL5:25 amHarlingen Valley Intl
3h 52m
1 stop
IAH9:17 amHouston George Bush Intcntl
Oct 15
IAH10:07 amHouston George Bush Intcntl
7h 58m
1 stop
HRL6:05 pmHarlingen Valley Intl
$229
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harlingen, Texas to Houston George Bush Intcntl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Harlingen, Texas to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Wed 10/8

5:00 am-6:22 am

Nonstop1h 22m

Houston George Bush Intcntl

Wed 10/15

6:20 pm-7:41 pm

Nonstop1h 21m

$101

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Sat 10/11

5:00 am-6:22 am

Nonstop1h 22m

Houston George Bush Intcntl

Mon 10/13

10:05 pm-11:18 pm

Nonstop1h 13m

$117

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Mon 10/6

5:17 pm-6:40 pm

Nonstop1h 23m

Houston George Bush Intcntl

Mon 10/13

2:55 pm-4:13 pm

Nonstop1h 18m

$133

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Wed 10/1

5:00 am-6:22 am

Nonstop1h 22m

Houston George Bush Intcntl

Sat 10/4

7:55 pm-9:16 pm

Nonstop1h 21m

$161

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Mon 10/6

5:00 am-6:22 am

Nonstop1h 22m

Houston George Bush Intcntl

Mon 10/13

6:20 pm-7:41 pm

Nonstop1h 21m

$179

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Fri 9/26

5:00 am-6:22 am

Nonstop1h 22m

Houston George Bush Intcntl

Sun 9/28

10:05 pm-11:18 pm

Nonstop1h 13m

$189

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Wed 10/1

5:45 am-9:22 am

1 stop3h 37m

Houston George Bush Intcntl

Sat 10/4

5:00 am-9:41 am

1 stop4h 41m

$199

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Wed 9/24

6:35 pm-10:32 pm

1 stop3h 57m

Houston George Bush Intcntl

Sun 9/28

6:00 am-9:41 am

1 stop3h 41m

$209

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Wed 10/8

5:25 am-9:17 am

1 stop3h 52m

Houston George Bush Intcntl

Wed 10/15

10:07 am-6:05 pm

1 stop7h 58m

$229

HarlingenHouston

HRL - IAH

HRLIAH

Harlingen Valley Intl

Sun 2/22

3:00 pm-10:17 am

1 stop19h 17m

Houston George Bush Intcntl

Mon 2/23

6:00 pm-2:29 pm

2 stops20h 29m

$1,223

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Houston from

How to get the cheapest flight ticket from Harlingen, Texas to Houston George Bush Intcntl Airport

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 cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Harlingen, Texas to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $438. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $586.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Harlingen, Texas to Houston George Bush Intcntl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Houston George Bush Intcntl Airport in the afternoon for as low as $425. Try not to purchase tickets in the morning because they tend to be around $494. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Harlingen Valley Intl to Houston George Bush Intcntl flight route?

Fly from Harlingen Valley Intl to Houston George Bush Intcntl for the best Harlingen Valley Intl - Houston George Bush Intcntl flight prices

What cabin class options are available on Harlingen Valley Intl to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on Harlingen Valley Intl to Houston George Bush Intcntl 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 Harlingen, Texas to Houston George Bush Intcntl Airport flights?

You could potentially save up to 22% on your flight if you consider stops on a Harlingen, Texas to Houston George Bush Intcntl Airport flight.

How have Harlingen, Texas to Houston George Bush Intcntl Airport flight prices changed over time?

As of September 2025, prices for Harlingen, Texas to Houston George Bush Intcntl Airport flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Harlingen, Texas to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Harlingen, Texas to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Harlingen, Texas to Houston George Bush Intcntl Airport (HRL to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen, Texas to Houston George Bush Intcntl Airport

Best Price Found

$133

Fastest flight time

1h 14m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Harlingen, Texas in the past 72 hours is $133. The best round-trip flight deal from Harlingen, Texas to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $280.
The fastest flight from Harlingen, Texas to Houston George Bush Intcntl Airport takes 1h 14m
Direct flights go from Harlingen, Texas to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is Harlingen Valley Intl to Houston George Bush Intcntl by plane?

    A flight from Harlingen Valley Intl to Houston George Bush Intcntl will travel around 298.7 mi. In terms of flight time, this usually takes a little over 1h 14m.

  • When did momondo last update prices for flights from Harlingen Valley Intl Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Harlingen Valley Intl Airport to Houston George Bush Intcntl Airport refresh daily.

  • How many operators does momondo search for flights from Harlingen Valley Intl Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Harlingen Valley Intl Airport to Houston George Bush Intcntl 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 Harlingen Valley Intl Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Harlingen, Texas to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Harlingen, Texas to Houston George Bush Intcntl Airport?

Best airlines flying from Harlingen, Texas to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Harlingen, Texas to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $179Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights

  • United Airlines Flights From Harlingen, Texas to Houston George Bush Intcntl Airport

    The lowest priced United Airlines flight from Harlingen, Texas to Houston George Bush Intcntl Airport from the last 72 hours was $179. Generally, United Airlines has 26 flights on this route every week with an average price of $269. United Airlines is rated 7.4/10 by our users.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Humble
Cypress
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from Harlingen to Houston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Harlingen to Houston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Harlingen to Houston with flexible booking policies on momondo?

Flights from Harlingen to Houston 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 Harlingen to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Harlingen to Houston.

I’m not ready to book a flight from Harlingen to Houston right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Harlingen to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Houston George Bush Intcntl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 10/11
Sat 10/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Houston