£143 Cheap Flights from Las Vegas (LAS) to Houston (IAH)

View £143 flight on Wed, 24 Jun 2026Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Las Vegas (LAS) to Houston (IAH)

Prices were available within the past 7 days and start at £143 for one-way flights and £291 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 11 Sept - Tue, 15 Sept
LAS
Las Vegas
IAH
Houston
£291 Return, found 5 days ago
£291
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Las Vegas to Houston, returning Tue, 15 Sept, priced at £291 found 5 days ago
Alaska Airlines
Fri, 11 Sept - Tue, 15 Sept
LAS
Las Vegas
IAH
Houston
£307 Return, found 5 days ago
£307
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Las Vegas to Houston, returning Tue, 15 Sept, priced at £307 found 5 days ago
Alaska Airlines
Tue, 15 Sept - Fri, 18 Sept
LAS
Las Vegas
IAH
Houston
£316 Return, found 2 days ago
£316
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 15 Sept from Las Vegas to Houston, returning Fri, 18 Sept, priced at £316 found 2 days ago
Alaska Airlines
Fri, 11 Sept - Tue, 15 Sept
LAS
Las Vegas
IAH
Houston
£328 Return, found 5 days ago
£328
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Las Vegas to Houston, returning Tue, 15 Sept, priced at £328 found 5 days ago
Alaska Airlines
Fri, 11 Sept - Tue, 15 Sept
LAS
Las Vegas
IAH
Houston
£329 Return, found 5 days ago
£329
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Las Vegas to Houston, returning Tue, 15 Sept, priced at £329 found 5 days ago
Alaska Airlines
Thu, 4 Jun - Mon, 8 Jun
LAS
Las Vegas
IAH
Houston
£334 Return, found 7 hours ago
£334
Return
found 7 hours ago
Select Alaska Airlines flight, departing Thu, 4 Jun from Las Vegas to Houston, returning Mon, 8 Jun, priced at £334 found 7 hours ago
Alaska Airlines
Tue, 15 Sept - Fri, 18 Sept
LAS
Las Vegas
IAH
Houston
£338 Return, found 2 days ago
£338
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 15 Sept from Las Vegas to Houston, returning Fri, 18 Sept, priced at £338 found 2 days ago
Alaska Airlines
Fri, 11 Sept - Tue, 15 Sept
LAS
Las Vegas
IAH
Houston
£344 Return, found 5 days ago
£344
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Las Vegas to Houston, returning Tue, 15 Sept, priced at £344 found 5 days ago
JetBlue Airways
Fri, 11 Sept - Tue, 15 Sept
LAS
Las Vegas
IAH
Houston
£348 Return, found 5 days ago
£348
Return
found 5 days ago
Select JetBlue Airways flight, departing Fri, 11 Sept from Las Vegas to Houston, returning Tue, 15 Sept, priced at £348 found 5 days ago
JetBlue Airways
Fri, 11 Sept - Tue, 15 Sept
LAS
Las Vegas
IAH
Houston
£352 Return, found 5 days ago
£352
Return
found 5 days ago
Select JetBlue Airways flight, departing Fri, 11 Sept from Las Vegas to Houston, returning Tue, 15 Sept, priced at £352 found 5 days ago

Frequently asked questions

How much does a flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) cost?
One-way flights typically cost between £324 and £1,221 and return flights often range between £729 and £1,427. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
February is typically the cheapest month to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental), with average return fares of approximately £322. This is about 21% lower than the average price throughout the year. February often sees lower prices as it falls outside of major holiday periods, leading to reduced demand. Other cheap months to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) include January and September.
Which airlines fly direct from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Enter LAS to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) (LAS) to Houston, TX (IAH-George Bush Intercontinental) (IAH) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. UA offers the most daily flights from Las Vegas, NV (LAS-Harry Reid Intl.) (LAS) to Houston, TX (IAH-George Bush Intercontinental) (IAH), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
When looking for the best time to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental), it's a balance between price and popularity. Based on booking data from the past year, February and September tend to be the cheapest months, with average return flights around £322. However, if you're looking for more flight options and a livelier travel period, March and May are the most popular months. While these might not be the absolute cheapest, they offer plenty of choices for your journey.
How many flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
When flying from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental), you'll find approximately 15 nonstop flights per day. For even more choice, look at flights that include layovers, as there are around 129 connecting flights per day. Some common connection points include Los Angeles Intl. (LAX), Dallas-Fort Worth Intl. (DFW), and Denver Intl. (DEN).
What is the earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) typically departs at approximately 12:10 AM local time, operated by American Airlines. This is a seasonal service active in October and November. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
You'll typically find the most flights from Harry Reid International Airport (LAS) to George Bush Intercontinental (IAH) on a Friday, with around 100 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include UA, AA, and AS. Flight options on Friday are notably more than other days, offering you a good selection.
What are the most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) are in the early morning, from 6am to 9am. Approximately 31% of passengers prefer this time window. Many major carriers, including American Airlines, United Airlines and Frontier Airlines, offer flights during this window. These early flights are often preferred by business travelers or those who want to arrive at their destination with plenty of time to spare.
How long does it take to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
A nonstop flight from LAS to IAH typically takes around 3 hours, covering approximately 1,220 miles. Connecting flights on this route usually add 4 hours 50 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Select the "Business class" and "First class" filters when looking for LAS to IAH flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston from McCarran Intl. (LAS)?
When traveling from Harry Reid International Airport (LAS) to Houston, you can fly into William P. Hobby (HOU) and George Bush Intercontinental (IAH). Some flights may connect through major hubs like San Diego Intl. (SAN), Portland Intl. (PDX), Los Angeles Intl. (LAX) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Las Vegas, NV (LAS-Harry Reid Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, JetBlue Airways
Return price
£291
Distance
1951 km
Average flight time
5 hours 3 mins

Book with confidence

Compare flights from Las Vegas to Houston easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Las Vegas to Houston. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to George Bush Intercontinental in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Harry Reid Intl. to George Bush Intercontinental.  

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 Harry Reid Intl. (LAS) to George Bush Intercontinental (IAH)

The easiest way to view the best deals on flights from Las Vegas to Houston 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 Harry Reid Intl. to George Bush Intercontinental start at just £291 and range up to £352.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Las Vegas and Houston
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Las Vegas to Houston flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Harry Reid Intl. to George Bush Intercontinental 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.  

Compare flights from Las Vegas to Houston easily and book with confidence

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