Houston to Las Vegas HOU, IAH → LAS
William P. Hobby Airport (HOU), George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
The cheapest return found recently is $215 with Frontier Airlines, 12 Nov – 15 Nov, found today. The cheapest one-way found recently is $97 with Frontier Airlines, 28 Jan 2027, found today.
Return
The cheapest return fare on each of 10 departure dates is usually $176 to $273.
Cheapest return found recently
$215
12 Nov – 15 Nov · Frontier Airlines
George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
Leaves 6:00 a.m. · Return leaves 12:01 a.m. · 6 h 38 min of travel, both ways together
out nonstop, back nonstop
found today
Cheapest nonstop return
$215
12 Nov – 15 Nov · Frontier Airlines
George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
Leaves 6:00 a.m. · Return leaves 12:01 a.m. · 6 h 38 min of travel, both ways together
out nonstop, back nonstop
found today
Found recently, and the cheapest we hold
$215 12 Nov – 15 Novfound todaySee prices for these dates
$138 9 Dec – 12 Decfound 2 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $79 to $98.
At $215, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 10 departure dates from 22 Oct to 17 Dec, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 3-night return fares leaving within 3 days of 12 Nov to compare.
Every date we hold
12 fares on 10 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Oct – 23 Oct | $426 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back 1 stop | found today | See prices for these dates |
| 31 Oct – 1 Nov | $278 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back 1 stop | found 5 days ago | See prices for these dates |
| 12 Nov – 15 Nov | $215 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back nonstop | found today | See prices for these dates |
| 14 Nov – 18 Nov | $164 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 20 Nov – 27 Nov | $259 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out 1 stop, back nonstop | found 5 days ago | See prices for these dates |
| 21 Nov – 26 Nov | $211 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 9 Dec – 12 Dec | $138 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 10 Dec – 13 Dec | $287 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out 1 stop, back 2 stops | found 4 days ago | See prices for these dates |
| 13 Dec – 16 Dec | $157 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 17 Dec – 20 Dec | $251 | Southwest Airlines | William P. Hobby Airport (HOU) → McCarran International Airport (LAS) | out nonstop, back 1 stop | found 6 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $138.
Airlines on the cheapest dates: Frontier Airlines, Southwest Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$97
28 Jan 2027 · Frontier Airlines
George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
Leaves 8:51 p.m. · 3 h 38 min trip
nonstop
found today
Cheapest nonstop one-way
$97
28 Jan 2027 · Frontier Airlines
George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
Leaves 8:51 p.m. · 3 h 38 min trip
nonstop
found today
Found recently, and the cheapest we hold
$97 28 Jan 2027found todayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $38 to $131.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 28 Jan 2027 to compare.
Every date we hold
2 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 28 Jan 2027 | $97 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | nonstop | found today | Open this trip |
Airlines on the cheapest dates: Frontier Airlines.
Premium cabin fares from Houston to Las Vegas
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 12 Nov – 15 Nov in another cabin: Premium economy · Business · First
Today's prices for 28 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Houston to Las Vegas?
Return
Fares 30 to 59 days before departure were typically 79% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $377 | $217 | +365% | 13 |
| 7–13 days | $161 | $95 | +98% | 24 |
| 14–29 days | $90 | $81 | +11% | 24 |
| 30–59 days | $81 | $79 | Cheapest seen | 25 |
| 60–89 days | $251 | $146 | +210% | 18 |
One-way
The cheapest fares were 14 to 29 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 14–29 days | $40 | $39 | Cheapest seen | 21 |
| 30–59 days | $75 | $38 | +88% | 20 |
| 60–89 days | $88 | $88 | +120% | 8 |
| 180+ days | $188 | $188 | +370% | 8 |
Live price for these dates
The cheapest return found recently is for 12 Nov – 15 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work