Cheap flights from Houston to Las Vegas from $105 HOU, IAH → LAS
William P. Hobby Airport (HOU), George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
The cheapest return found recently is $142 with Frontier Airlines, 9 Dec – 12 Dec, found yesterday. The cheapest one-way found recently is $105 with Frontier Airlines, 7 Dec, found 6 days ago.
- Cheapest one-way found recently
- $105, Frontier Airlines, found 6 days ago
- Cheapest return found recently
- $142, 9 Dec to 12 Dec
- Usual return price
- $148 to $240
- Cheapest month to fly
- December 2026, return fares from $96 found in the last 7 days
- Airlines with nonstop flights
- Frontier Airlines, Southwest Airlines, United Airlines
- Shortest nonstop flight found
- 3 h 34 min
Return
The cheapest return fare on each of 6 departure dates is usually $148 to $240.
Cheapest return found recently
$142
9 Dec – 12 Dec · Frontier Airlines
George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
Leaves 7:00 a.m. · Return leaves 3:46 p.m. · 6 h 46 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Cheapest nonstop return
$142
9 Dec – 12 Dec · Frontier Airlines
George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
Leaves 7:00 a.m. · Return leaves 3:46 p.m. · 6 h 46 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$142 9 Dec – 12 Decfound yesterdaySee prices for these dates
$96 9 Dec – 12 Decfound 7 days agoSee prices for these dates
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $51 to $244.
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 6 departure dates from 7 Dec to 15 Mar 2027, 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?
No. We hold 3-night return fares on 1 other departure date within 3 days of 9 Dec, and it is not cheaper.
Every date we hold
51 fares on 6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 7 Dec – 12 Dec | $162 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 9 Dec – 12 Dec | $96 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out 1 stop, back nonstop | found 7 days ago | See prices for these dates |
| 11 Dec – 14 Dec | $240 | 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 Dec – 13 Dec | $240 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back 1 stop | found 3 days ago | See prices for these dates |
| 23 Jan 2027 – 26 Jan 2027 | $143 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 15 Mar 2027 – 20 Mar 2027 | $364 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $96.
Airlines on the cheapest dates: Frontier Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$105
7 Dec · Frontier Airlines
George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
Leaves 12:52 p.m. · 3 h 34 min trip
nonstop
found 6 days ago
Cheapest nonstop one-way
$105
7 Dec · Frontier Airlines
George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS)
Leaves 12:52 p.m. · 3 h 34 min trip
nonstop
found 6 days ago
Found recently, and the cheapest we hold
$105 7 Decfound 6 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $29 to $200.
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 7 Dec to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 7 Dec | $105 | Frontier Airlines | George Bush Intercontinental Airport (IAH) → McCarran International Airport (LAS) | nonstop | found 6 days ago | 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 9 Dec – 12 Dec in another cabin: Premium economy · Business · First
Today's prices for 7 Dec 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 69% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (49 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 | $352 | $217 | +226% | 23 |
| 7–13 days | $299 | $95 | +177% | 36 |
| 14–29 days | $132 | $81 | +22% | 48 |
| 30–59 days | $108 | $51 | Cheapest seen | 45 |
| 60–89 days | $251 | $146 | +132% | 18 |
| 90–179 days | $198 | $198 | +83% | 12 |
| 180+ days | $562 | $562 | +420% | 8 |
One-way
Fares 30 to 59 days before departure were typically 16% lower than 14 to 29 days before departure.
From the cheapest one-way each day between 24 Sept and 11 Nov (49 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 | $49 | $39 | +20% | 39 |
| 30–59 days | $41 | $29 | Cheapest seen | 26 |
| 60–89 days | $88 | $88 | +115% | 15 |
| 90–179 days | $97 | $97 | +137% | 10 |
| 180+ days | $230 | $188 | +460% | 16 |
Live price for these dates
The cheapest return found recently is for 9 Dec – 12 Dec. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Houston to Las Vegas?
The cheapest return found recently is $142 with Frontier Airlines, 9 Dec to 12 Dec, found yesterday. The cheapest return we hold, of any age, is $96 with Frontier Airlines, 9 Dec to 12 Dec, found 7 days ago. The cheapest return fare on each of 6 departure dates is usually $148 to $240.
How much is a one-way flight from Houston to Las Vegas?
The cheapest one-way found recently is $105 with Frontier Airlines, 7 Dec, found 6 days ago.
What is the cheapest month to fly from Houston to Las Vegas?
December 2026 is the cheapest month for a return, from $96, 9 Dec to 12 Dec, found 7 days ago.
How far ahead should I book a flight from Houston to Las Vegas?
In 49 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 69% lower than 0 to 6 days before departure. One-way fares 30 to 59 days before departure were typically 16% lower than 14 to 29 days before departure.
Is there a direct flight from Houston to Las Vegas?
Yes, the cheapest nonstop return found recently is $142 with Frontier Airlines, 9 Dec to 12 Dec, found yesterday. The cheapest nonstop one-way found recently is $105 with Frontier Airlines, 7 Dec, found 6 days ago.
How long is the flight from Houston to Las Vegas?
The cheapest nonstop one-way found recently, with Frontier Airlines on 7 Dec, takes 3 h 34 min from George Bush Intercontinental Airport (IAH) to McCarran International Airport (LAS).
Which airlines have the cheapest flights from Houston to Las Vegas?
Between 7 Dec and 15 Mar 2027, Frontier Airlines has the cheapest return on all 6 departure dates we hold.
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