S$140 Cheap Flights from Houston to Las Vegas

View S$140 flight on Sat, 7 Feb, 2026Opens in a new window

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

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at S$140 for one-way flights and S$280 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$280 Return, found 5 days ago
S$280
Return
found 5 days ago
Select Delta flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$280 found 5 days ago
American Airlines
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$319 Return, found 5 days ago
S$319
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$319 found 5 days ago
United
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$333 Return, found 5 days ago
S$333
Return
found 5 days ago
Select United flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$333 found 5 days ago
American Airlines
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$345 Return, found 5 days ago
S$345
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$345 found 5 days ago
American Airlines
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$345 Return, found 5 days ago
S$345
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$345 found 5 days ago
American Airlines
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$358 Return, found 5 days ago
S$358
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$358 found 5 days ago
American Airlines
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$371 Return, found 5 days ago
S$371
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$371 found 5 days ago
Delta
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$384 Return, found 5 days ago
S$384
Return
found 5 days ago
Select Delta flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$384 found 5 days ago
American Airlines
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$409 Return, found 5 days ago
S$409
Return
found 5 days ago
Select American Airlines flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$409 found 5 days ago
United
Wed, 4 Feb - Sat, 7 Feb
IAH
Houston
LAS
Las Vegas
S$410 Return, found 5 days ago
S$410
Return
found 5 days ago
Select United flight, departing Wed, 4 Feb from Houston to Las Vegas, returning Sat, 7 Feb, priced at S$410 found 5 days ago

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

February is typically the cheapest month to fly

From S$86 - S$209 per traveller.
Houston to Las Vegas route information
Origin airport
George Bush Intercontinental
Destination airport
Harry Reid Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$280
Distance
1951 km
Average flight time
1 hour 32 mins

Flights from Houston to Las Vegas

There are several airlines that operate frequent flights from Houston (IAH) to Las Vegas (LAS) including

The earliest flight leaves George Bush Intercontinental Airport at 07:10 and arrives at McCarran Intl. Airport at 00:21. The last flight of the day departs Houston at 22:55 and arrives at Las Vegas at 23:50.

The flight distance from Houston to Las Vegas is about 1973 km, the shortest flight is 02 hours 57 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Las Vegas flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Houston Las Vegas flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Houston to Las Vegas trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Las Vegas flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Houston to Las Vegas with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from George Bush Intercontinental Airport (IAH) to LAS?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Houston Airport to LAS start from S$280. Make your booking ASAP to get the best price for your big adventure. 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 LAS?
We understand that things come up unexpectedly, so we've made it as simple as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from IAH to Harry Reid Airport (formerly McCarran 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 George Bush Intercontinental Airport (IAH) to LAS flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAH to Harry Reid Airport (formerly McCarran Airport)?
It's around 1,950 kilometres from Houston to Las Vegas, so you'll be strapped into your seat for a while. Keep yourself entertained by packing things like a magazine or a thrilling novel.
Which airlines fly direct from Houston Airport to LAS?
It's a breeze to fly directly from Houston Airport to Harry Reid Airport (formerly McCarran Airport). These are some of the most popular carriers that operate nonstop services on this route:

  • 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 IAH to LAS flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some super cheap fares from IAH to LAS arising a few weeks before the date of departure. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines issue prices so far in advance.

Explore a world of travel with Expedia

*Available to Expedia members.