Title: Cheap Flights from Houston to Harlingen (IAH to HRL) - Expedia.co.uk ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/32a5a1b7-682e-4c22-a8ab-4b736795e0ea/expedia_fallback.webp?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/32a5a1b7-682e-4c22-a8ab-4b736795e0ea/expedia_fallback.webp?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Houston (IAH) to Harlingen (HRL) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from George Bush Intercontinental Airport (IAH) to Valley Intl. Airport (HRL) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:iah,to:hrl,departure:15/11/2025TANYT&leg2=from:hrl,to:iah,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:iah,to:hrl,departure:15/11/2025TANYT&leg2=from:hrl,to:iah,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:iah,to:hrl,departure:15/11/2025TANYT&leg2=from:hrl,to:iah,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Find the cheapest month to fly from Houston (IAH) to Harlingen (HRL) ### October is typically the cheapest month to fly From £87 - £200 per traveller. Flight from Houston to Harlingen route information | Origin airport | George Bush Intercontinental | | --- | --- | | Destination airport | Valley Intl. | | Distance | 473 km | | Average flight time | 1 hour 19 mins | ## Compare flights from Houston to Harlingen easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Houston to Harlingen. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Valley Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from George Bush Intercontinental to Valley Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from George Bush Intercontinental (IAH) to Valley Intl. (HRL) The easiest way to view the best deals on flights from Houston to Harlingen today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from George Bush Intercontinental to Valley Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Houston and Harlingen - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Houston to Harlingen flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from George Bush Intercontinental to Valley Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from IAH to HRL? > Round-trip tickets between George Bush Intercontinental Airport (IAH) and HRL start from . This is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Houston Airport to HRL? > Most flights can be cancelled online, but whether you incur a fee varies between airlines. If you do have to cancel your trip, follow the easy instructions in the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from Houston Airport to Valley Intl. Airport (HRL) that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for George Bush Intercontinental Airport (IAH) to Valley Intl. Airport flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from IAH to HRL? > You can forget about a movie marathon on this flight — it's only 480 kilometres from Houston to Harlingen. Find your way to your seat, enjoy the in-flight service and you'll be touching down before long. ### Which airlines fly direct from IAH to HRL? > Flying nonstop from Houston Airport to Valley Intl. Airport (HRL) is a cinch with United Airlines (UA). This top carrier operates 86 flights each month. ### Are George Bush Intercontinental Airport (IAH) to Valley Intl. Airport (HRL) flight tickets cheaper when they're purchased at the last minute? > Flight prices change all the time, so there are no guarantees. While last-minute flight deals between IAH and Valley Intl. Airport are of course possible, it's also a good idea to monitor prices well before you fly. In fact, some airlines announce their prices up to 12 months before the departure date. 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