The flight time from Houston to Las Vegas is 3 hours, 10 minutes. See Data as Tables

Average Timeline

Leaves IAH Houston, TX 2 minutes early.
15 minutes taxiing out
2 hours, 45 minutes in the air
6 minutes taxiing in
Arrives LAS Las Vegas, NV 6 minutes early.

Flight Reliability By Airline ?


Flight Summary

The flight time from Houston to Las Vegas is 3 hours, 10 minutes. The time spent in the air is 2 hours, 45 minutes.

The flight distance from Houston to Las Vegas is 1222 Miles.

Reverse Journey

Las Vegas to Houston
2 hours, 54 minutes

Flight Time By Airline ?

3h 3m
3h 9m
3h 9m
3h 18m
Taxiing Out
Air Time
Taxiing In

Flight Time by Time of Day ?

Taxiing Out
Air Time
Taxiing In

Flights By Time of Day ?


Flights Per Week



1222 Miles

Flights By Month ?


Flights By Day of Week ?


Flights By Airline ?
(Per Week)


Frequently Asked Questions

How far is Houston from Las Vegas by plane?

The distance from Houston to Las Vegas by plane is 1222 Miles. This is the air distance on the most direct route taken by the vast majority of flights.

How long is the flight from Houston to Las Vegas?

The flight time from Houston to Las Vegas is 3 hours, 10 minutes. The time spent in the air is 2 hours, 45 minutes. These numbers are averages. In reality, it varies by airline with Southwest being the fastest taking 3 hours, 3 minutes, and Frontier the slowest taking 3 hours, 18 minutes.

What airlines fly from Houston to Las Vegas?

Southwest, United, Spirit, and Frontier are the airlines with direct flights from Houston to Las Vegas.

Does Southwest fly from Houston to Las Vegas?

Yes! Southwest does fly from Houston (IAH) to Las Vegas (LAS). On average, they have 4 flights per week on this route. This may vary seasonally, please check the chart above for more details.

Tables and Explanations

Data Source

Our information is computed from the latest available data from the US Department of Transportation.

Average Timeline Timeline Chart

The average timeline contains the median time a flight spends in 3 stages. The first of these three stages is taxiing out which includes the time from the flight leaving the gate to taking off. The second stage is in the air, which includes the time spent from the flight leaving the ground to touching back down at the end of it's journey. The last stage is taxiing in, which is from when the flight touches down to the flight arriving at it's gate.

The average timeline also estimates on average of when the flight will leave and arrive relative to it's stated departure time.

Leaves Houston 2 minutes early
Taxi Out Time 15 minutes
In the Air 165 minutes
Taxiing In 6 minutes
Arrives Las Vegas 6 minutes early

Flight Reliability Reliability Chart

The reliability of an airline measures how often the airline's flights on this route are cancelled or delayed more than 20 minutes. For example, from Houston to Las Vegas, Southwest is 65% reliable, which means that Southwest flights are on time 65% of the time, and cancelled or delayed the remaining time.

Airline Normal Flights Arrival Delayed* Flight Cancelled
Spirit 86% 11% 3%
United 84% 15% 1%
Frontier 76% 24% 0%
Southwest 65% 32% 3%

Flight Time By Airline Flight Time By Airline Chart

Each airline takes a different amount of time to fly between Houston and Las Vegas, this is due to different operational factors on the ground, as well as scheduling of planes. Each airline's flight time is split into three stages which are described above in the "Average Timeline" section. There are also miscellaneous operational issues which are included in the below total but are not accounted for in one of the three stages.

Airline Taxiing Out
In the Air
Taxiing In
Southwest 11 163 5 183
Spirit 13 166 6 189
United 17 164 6 189
Frontier 15 167 11 198

Flights By Time of Day Flight Time By Day Chart

This one is pretty self explanatory, it represents the number of flights that leave the gate in a given hour of the day. The tricky thing here is that this is normally not a whole number since it is an average over 52 weeks. Partial numbers may indicate that a flight may be seasonal or may take off at different times due to different operational factors.

Time Count
6am 0.26
3pm 0.49
4pm 0.81
6pm 0.65
2pm 1.4
11am 0.83
9am 1.02
8pm 0.99
8am 0.18
10pm 0.45
10am 0.43
1pm 0.24
7am 0.36
12pm 0.71
11pm 0.12
5pm 0.46
7pm 0.31
9pm 0.3

Flights By Month Flights By Month Chart

The quantity of flights from Houston to Las Vegas that take off in a given month of the year. This number changes because some flights are seasonal, and almost all flights have uneven demand througout the year.

Month Count
January 309
February 212
March 273
April 253
May 271
June 296
July 332
August 346
September 370
October 385
November 341
December 333

Flights By Day Of Week Flights By Day of Week Chart

The quantity of flights from Houston to Las Vegas that take off on a given day of the week. Some routes only have enough demand to sustain a few trips a week, while others have many flights a day. This number is also an average across the year, and hence may not be a whole number.

Day Count
Monday 10.73
Tuesday 9.33
Wednesday 9.15
Thursday 10.65
Friday 10.44
Saturday 10.44
Sunday 10.81

Flight per Airline (per Week) Flights By Airline Chart

How many times an airline flies this route in a week. Different factors play into how often a carrier chooses to fly a given route including it's need to connect disparate routes, and demand.

Airline Flights per Week
United 1
Spirit 0
Frontier 0
Southwest 0

Flight Time By Time of Day Flight Time by Time of Day Chart

The total flight time varies by each hour of the day due to factors such as airport traffic. More flights leaving an airport may cause higher taxi in or taxi out times. See the description of the average timeline above for a deeper discussion of each of these times.

Time Taxi Out
In the Air
Taxi In
6am 12 168 6 187
3pm 11 163 6 184
4pm 16 162 6 187
6pm 17 162 6 187
2pm 16 167 6 192
11am 15 165 6 189
9am 19 165 6 191
8pm 17 163 7 190
8am 15 166 6 188
10pm 11 161 11 187
10am 15 162 6 187
1pm 14 164 10 190
7am 16 161 6 184
12pm 16 166 6 189
11pm 13 165 11 192
5pm 14 170 6 191
7pm 16 171 6 195
9pm 13 168 9 193
* Delayed more than 20 minutes.
All data above is a median or mean as appropriate.