£63 Cheap Flights from Las Vegas (LAS) to Houston (IAH)

View £63 flight on Tue, 14 Oct 2025Opens 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 £63 for one-way flights and £159 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 3 Dec - Tue, 9 Dec
LAS
Las Vegas
IAH
Houston
£159 Return, found 3 days ago
£159
Return
found 3 days ago
Select Delta flight, departing Wed, 3 Dec from Las Vegas to Houston, returning Tue, 9 Dec, priced at £159 found 3 days ago
Delta
Wed, 3 Dec - Mon, 8 Dec
LAS
Las Vegas
IAH
Houston
£160 Return, found 3 days ago
£160
Return
found 3 days ago
Select Delta flight, departing Wed, 3 Dec from Las Vegas to Houston, returning Mon, 8 Dec, priced at £160 found 3 days ago
Alaska Airlines
Fri, 7 Nov - Mon, 10 Nov
LAS
Las Vegas
IAH
Houston
£175 Return, found 4 days ago
£175
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 7 Nov from Las Vegas to Houston, returning Mon, 10 Nov, priced at £175 found 4 days ago
United
Tue, 2 Dec - Thu, 11 Dec
LAS
Las Vegas
IAH
Houston
£178 Return, found 3 days ago
£178
Return
found 3 days ago
Select United flight, departing Tue, 2 Dec from Las Vegas to Houston, returning Thu, 11 Dec, priced at £178 found 3 days ago
United
Thu, 4 Dec - Thu, 11 Dec
LAS
Las Vegas
IAH
Houston
£186 Return, found 3 days ago
£186
Return
found 3 days ago
Select United flight, departing Thu, 4 Dec from Las Vegas to Houston, returning Thu, 11 Dec, priced at £186 found 3 days ago
Alaska Airlines
Fri, 26 Sept - Tue, 30 Sept
LAS
Las Vegas
IAH
Houston
£221 Return, found 3 days ago
£221
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 26 Sept from Las Vegas to Houston, returning Tue, 30 Sept, priced at £221 found 3 days ago
Alaska Airlines
Sat, 20 Sept - Tue, 30 Sept
LAS
Las Vegas
IAH
Houston
£227 Return, found 4 days ago
£227
Return
found 4 days ago
Select Alaska Airlines flight, departing Sat, 20 Sept from Las Vegas to Houston, returning Tue, 30 Sept, priced at £227 found 4 days ago
Alaska Airlines
Wed, 12 Nov - Sun, 16 Nov
LAS
Las Vegas
IAH
Houston
£230 Return, found 6 days ago
£230
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 12 Nov from Las Vegas to Houston, returning Sun, 16 Nov, priced at £230 found 6 days ago
Alaska Airlines
Fri, 19 Sept - Tue, 30 Sept
LAS
Las Vegas
IAH
Houston
£234 Return, found 4 days ago
£234
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 19 Sept from Las Vegas to Houston, returning Tue, 30 Sept, priced at £234 found 4 days ago
JetBlue Airways
Wed, 22 Oct - Wed, 29 Oct
LAS
Las Vegas
IAH
Houston
£420 Return, found 6 days ago
£420
Return
found 6 days ago
Select JetBlue Airways flight, departing Wed, 22 Oct from Las Vegas to Houston, returning Wed, 29 Oct, priced at £420 found 6 days ago

Find the cheapest month to fly from Las Vegas (LAS) to Houston (IAH)

March is typically the cheapest month to fly

From £51 - £298 per traveller.
Flight from Las Vegas to Houston route information
Origin airport
Harry Reid Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines
Return price
£158
Distance
1951 km
Average flight time
5 hours 6 mins

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 £159 and range up to £420.  

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 December, 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.  

Frequently asked questions

How much is a flight from LAS to IAH?
The lowest price advertised for a round-trip flight between Harry Reid Airport (formerly McCarran Airport) and IAH is £159. But you better act soon. This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LAS to George Bush Intercontinental Airport (IAH)?
Every airline has its own terms and conditions. If you decide to cancel your holiday, head to our Customer Service Portal.
How do I find cheap flights from LAS to Houston Airport 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 Harry Reid Airport (formerly McCarran Airport) to IAH flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LAS to Houston Airport?
The flight distance from Las Vegas to Houston is 1,950 kilometres. Pack yourself a drink, a few snacks and a good book to read. Keep yourself entertained and the time will fly by.
Which airlines fly direct from LAS to IAH?
You have plenty of choice when travelling from Harry Reid Airport (formerly McCarran Airport) to Houston Airport. Book your ticket with one of these top airlines:

  • United Airlines - (UA) with 182 monthly flights
  • Spirit Airlines - (NK) with 91 monthly flights
  • Southwest Airlines - (WN) with 60 monthly flights
  • Frontier Airlines - (F9) with 34 monthly flights

Are Harry Reid Airport (formerly McCarran Airport) to George Bush Intercontinental Airport (IAH) flight tickets cheaper when they're purchased at the last minute?
It is possible to nab amazing last-minute deals from Harry Reid Airport (formerly McCarran Airport) to George Bush Intercontinental Airport (IAH), but it's also possible to miss out altogether! As many airlines release seats up to a year in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares air carrier prices and updates flight deals often, so you can be sure you're always seeing the latest offers.

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