Direct (nonstop) flights from Houston to Las Vegas

3 airlines fly nonstop from George Bush Intcntl Houston (IAH) to Harry Reid International Airport (LAS). It's 1,221 miles (1,965 km), about 3h 30m in the air. Operated by Frontier Airlines, Spirit Airlines, United Airlines.

IAH
George Bush Intcntl Houston
🇺🇸 Houston, USA
✈
LAS
Harry Reid International Airport
🇺🇸 Las Vegas, USA
Flight Time
3h 30m
Distance
1,221 mi
1,965 km
CO₂/pax
206 kg
−34 kg vs. layover
Airlines
3
Frontier Airlines +2
Time Diff
-2h
Operated by Frontier Airlines Frontier Airlines Spirit Airlines Spirit Airlines United Airlines United Airlines
Check Prices →

Route data last updated: May 29, 2026

Airlines with non-stop flights

Frontier Airlines F9 Frontier Airlines
Route
IAH → LAS
Flight Time
3h 30m
Distance
1,221 mi
Spirit Airlines NK Spirit Airlines
Route
IAH → LAS
Flight Time
3h 30m
Distance
1,221 mi
United Airlines UA United Airlines
Route
IAH → LAS
Flight Time
3h 30m
Distance
1,221 mi

Alternative Routes

Other ways to fly from Houston to Las Vegas with one stop · direct emits 206 kg CO₂ per passenger

IAH → SAT (San Antonio) → LAS
Leg 1: 1h 8m (191 mi) Leg 2: 2h 50m (1,068 mi) Total: ~3h 58m 🍃 240 kg CO₂ (+17% vs. direct)
Leg 1
IAH → SAT
1h 8m · 191 mi
View IAH to SAT flights →
Leg 2
SAT → LAS
2h 50m · 1,068 mi
View SAT to LAS flights →
IAH → AUS (Austin) → LAS
Leg 1: 1h 4m (140 mi) Leg 2: 2h 55m (1,089 mi) Total: ~3h 59m 🍃 235 kg CO₂ (+14% vs. direct)
Leg 1
IAH → AUS
1h 4m · 140 mi
View IAH to AUS flights →
Leg 2
AUS → LAS
2h 55m · 1,089 mi
View AUS to LAS flights →
IAH → MAF (Midland) → LAS
Leg 1: 1h 40m (429 mi) Leg 2: 2h 20m (795 mi) Total: ~4h 🍃 251 kg CO₂ (+22% vs. direct)
Leg 1
IAH → MAF
1h 40m · 429 mi
View IAH to MAF flights →
Leg 2
MAF → LAS
2h 20m · 795 mi
View MAF to LAS flights →
IAH → ELP (El Paso) → LAS
Leg 1: 2h 11m (668 mi) Leg 2: 1h 55m (582 mi) Total: ~4h 6m 🍃 257 kg CO₂ (+25% vs. direct)
Leg 1
IAH → ELP
2h 11m · 668 mi
View IAH to ELP flights →
Leg 2
ELP → LAS
1h 55m · 582 mi
View ELP to LAS flights →
IAH → LBB (Lubbock) → LAS
Leg 1: 1h 47m (457 mi) Leg 2: 2h 20m (774 mi) Total: ~4h 7m 🍃 253 kg CO₂ (+23% vs. direct)
Leg 1
IAH → LBB
1h 47m · 457 mi
View IAH to LBB flights →
Leg 2
LBB → LAS
2h 20m · 774 mi
View LBB to LAS flights →

Looking for the return flight?

LAS → IAH: Flights from Las Vegas to Houston

Other direct flights from Houston

🇦🇺 SYD Sydney
17h 30m
8,595 mi
View →
🇦🇪 DXB Dubai
14h 35m
8,167 mi
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🇶🇦 DOH Doha
14h 25m
8,049 mi
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🇹🇼 TPE Taipei
16h 30m
7,939 mi
View →
🇳🇿 AKL Auckland
14h 35m
7,415 mi
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🇯🇵 HND Tokyo
14h 5m
6,677 mi
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🇯🇵 NRT Tokyo
13h 55m
6,642 mi
View →
🇹🇷 IST Istanbul
12h
6,371 mi
View →

See all flights from Houston (IAH) →

Direct flights from Las Vegas (LAS)

🇺🇸 PGA Page
35m
214 mi
View →
🇺🇸 ONT Ontario
1h 5m
197 mi
View →
🇺🇸 PSP Palm Springs
1h 5m
173 mi
View →
🇺🇸 VNY Los Angeles
1h 5m
229 mi
View →
🇺🇸 SAN San Diego
1h 15m
258 mi
View →
🇺🇸 SNA Santa Ana
1h 15m
226 mi
View →
🇺🇸 BUR Burbank
1h 15m
223 mi
View →
🇺🇸 LGB Long Beach
1h 15m
231 mi
View →

See all flights from Las Vegas (LAS) →

Frequently Asked Questions

How long is the direct flight from Houston to Las Vegas?

A nonstop flight from Houston (IAH) to Las Vegas (LAS) takes approximately 3 hours and 30 minutes. The distance is 1,221 miles (1,965 km).

Which airlines fly nonstop from Houston to Las Vegas?

3 airlines: Frontier Airlines, Spirit Airlines, United Airlines.

Is there a nonstop flight from Houston to Las Vegas?

Yes. 3 airlines: Frontier Airlines, Spirit Airlines, United Airlines.

How far is Houston from Las Vegas?

The flight distance from Houston to Las Vegas is 1,221 miles (1,965 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Miami.

What type of aircraft flies from Houston to Las Vegas?

At 3h 30m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.

What is the carbon footprint of a flight from Houston to Las Vegas?

Roughly 206 kg CO2 per passenger one-way. That's about the same as driving 1,030 km.

Is the return flight from Las Vegas to Houston also nonstop?

Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.

When is the cheapest time to fly from Houston to Las Vegas?

Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.

How early should I arrive at George Bush Intcntl Houston for this flight?

1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.