฿4,810 Cheap Flights from Houston (IAH) to Las Vegas (LAS)

View ฿4,810 flight on Tue, 12 May 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿4,810 for one-way flights and ฿8,735 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 15 Sept - Tue, 22 Sept
IAH
Houston
LAS
Las Vegas
฿8,735 Return, found 5 days ago
฿8,735
Return
found 5 days ago
Select Delta flight, departing Tue, 15 Sept from Houston to Las Vegas, returning Tue, 22 Sept, priced at ฿8,735 found 5 days ago
Delta
Thu, 28 May - Wed, 3 Jun
IAH
Houston
LAS
Las Vegas
฿9,315 Return, found 4 days ago
฿9,315
Return
found 4 days ago
Select Delta flight, departing Thu, 28 May from Houston to Las Vegas, returning Wed, 3 Jun, priced at ฿9,315 found 4 days ago
Delta
Mon, 14 Sept - Thu, 17 Sept
IAH
Houston
LAS
Las Vegas
฿9,900 Return, found 5 days ago
฿9,900
Return
found 5 days ago
Select Delta flight, departing Mon, 14 Sept from Houston to Las Vegas, returning Thu, 17 Sept, priced at ฿9,900 found 5 days ago
Delta
Thu, 28 May - Wed, 3 Jun
IAH
Houston
LAS
Las Vegas
฿10,220 Return, found 4 days ago
฿10,220
Return
found 4 days ago
Select Delta flight, departing Thu, 28 May from Houston to Las Vegas, returning Wed, 3 Jun, priced at ฿10,220 found 4 days ago
Delta
Thu, 28 May - Wed, 3 Jun
IAH
Houston
LAS
Las Vegas
฿10,450 Return, found 4 days ago
฿10,450
Return
found 4 days ago
Select Delta flight, departing Thu, 28 May from Houston to Las Vegas, returning Wed, 3 Jun, priced at ฿10,450 found 4 days ago
Delta
Thu, 28 May - Wed, 3 Jun
IAH
Houston
LAS
Las Vegas
฿10,625 Return, found 4 days ago
฿10,625
Return
found 4 days ago
Select Delta flight, departing Thu, 28 May from Houston to Las Vegas, returning Wed, 3 Jun, priced at ฿10,625 found 4 days ago
Delta
Thu, 28 May - Wed, 3 Jun
IAH
Houston
LAS
Las Vegas
฿10,770 Return, found 4 days ago
฿10,770
Return
found 4 days ago
Select Delta flight, departing Thu, 28 May from Houston to Las Vegas, returning Wed, 3 Jun, priced at ฿10,770 found 4 days ago
Delta
Thu, 28 May - Wed, 3 Jun
IAH
Houston
LAS
Las Vegas
฿10,930 Return, found 4 days ago
฿10,930
Return
found 4 days ago
Select Delta flight, departing Thu, 28 May from Houston to Las Vegas, returning Wed, 3 Jun, priced at ฿10,930 found 4 days ago
Delta
Fri, 8 May - Tue, 12 May
IAH
Houston
LAS
Las Vegas
฿11,090 Return, found 3 days ago
฿11,090
Return
found 3 days ago
Select Delta flight, departing Fri, 8 May from Houston to Las Vegas, returning Tue, 12 May, priced at ฿11,090 found 3 days ago
United
Thu, 28 May - Wed, 3 Jun
IAH
Houston
LAS
Las Vegas
฿11,575 Return, found 4 days ago
฿11,575
Return
found 4 days ago
Select United flight, departing Thu, 28 May from Houston to Las Vegas, returning Wed, 3 Jun, priced at ฿11,575 found 4 days ago

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

April is typically the cheapest month to fly

From ฿2,849 - ฿5,251 per traveller.

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 ฿8,735. 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.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Harry Reid Intl.
Return price
฿8,735
Distance
1951 km
Average flight time
1 hour 23 mins
*Available to Expedia members.