Spirit's Big Front Seats offer 11 inches more legroom, ideal for comfort on short flights.
Spirit's self-service bag drop saves time; print your boarding pass to avoid extra fees.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $106 (Super.com) |
One-way from | $49 (Super.com) |
Popular in | September |
Cheapest in | February |
Average price | $271 |
Good round-trip deal | $160 or less |
Good one-way deal | $91 or less |
Fly from
Fly to
Route
Depart
Return
Price
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Sat 1/3
9:55 am-11:15 am
Nonstop3h 20m
Las Vegas Harry Reid Intl
Sat 1/10
1:53 pm-11:55 pm
1 stop8h 02m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Fri 2/13
10:28 pm-2:04 pm
2 stops17h 36m
Las Vegas Harry Reid Intl
Sun 2/22
6:00 am-9:33 pm
1 stop13h 33m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Tue 12/16
3:55 pm-5:18 pm
Nonstop3h 23m
Las Vegas Harry Reid Intl
Sun 12/21
11:45 pm-4:41 am
Nonstop2h 56m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Fri 4/10
6:45 am-11:07 am
1 stop6h 22m
Las Vegas Harry Reid Intl
Mon 4/13
4:00 pm-12:31 am
1 stop6h 31m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Sat 12/20
1:54 pm-9:42 am
1 stop21h 48m
Las Vegas Harry Reid Intl
Sat 12/27
8:37 am-1:47 pm
Nonstop3h 10m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Wed 1/14
7:00 am-8:53 pm
2 stops15h 53m
Las Vegas Harry Reid Intl
Tue 1/20
5:42 pm-6:17 pm
1 stop22h 35m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Sun 1/18
7:00 am-1:24 pm
1 stop8h 24m
Las Vegas Harry Reid Intl
Wed 1/21
8:50 am-11:54 pm
2 stops13h 04m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Tue 12/23
2:22 pm-3:56 pm
Nonstop3h 34m
Las Vegas Harry Reid Intl
Mon 12/29
11:45 pm-4:41 am
Nonstop2h 56m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Thu 12/18
12:50 pm-11:48 pm
1 stop12h 58m
Las Vegas Harry Reid Intl
Sun 12/21
11:45 pm-4:41 am
Nonstop2h 56m
HoustonLas Vegas
IAH - LAS
IAHLAS
Houston George Bush Intcntl
Wed 4/1
9:33 pm-10:55 pm
Nonstop3h 22m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
Booking 28 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston George Bush Intcntl Airport to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Las Vegas (average of $66). Flying from Houston George Bush Intcntl Airport to Las Vegas in July is currently the most expensive (average of $122). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from Houston George Bush Intcntl Airport to Las Vegas in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Las Vegas flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
About 14% of weekly flights between Houston and Las Vegas have experienced delays in the past year, with the average delay time being 154 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Spirit Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.
Ontario (ONT) – chosen by Cheapflights users on 75% of 1-stop itineraries from Houston George Bush Intcntl Airport to Las Vegas on Cheapflights.
Ontario (ONT) is the most affordable 1-stop option, with an average round-trip price of $130.
Flights via Los Angeles (LAX) have the shortest average one-way travel time for 1-stop routes: 6h 30m.
Flights via Los Angeles (LAX) offer the fastest connection on this route, with an average layover time of 2h 43m.
Comfort
Crew
Boarding
Entertainment
Overall
Food
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Boarding
Entertainment
Overall
Food
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Boarding
Entertainment
Overall
Food
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Boarding
Entertainment
Overall
Food
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Boarding
Entertainment
Overall
Food
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Boarding
Entertainment
Overall
Food
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$184 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$85 | Average$217 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$180 | Average$375 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$182 | Average$387 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$201 | Average$422 | FlexibilityNo cancel fee | On-timeN/A |