Houston (IAH) to Las Vegas (LAS)

Distance, flight time and the air traffic controllers who guide you.

Quick answer

Houston (IAH) to Las Vegas (LAS) is 1,220 miles in a straight line, about 2h 56m gate to gate. Your flight is handed between 8 air traffic control facilities along the way.

1,220miles
1,060nautical miles
1,963kilometers
~2h 56mestimated flight time
−2 htime change on arrival
Northwestinitial heading

Who handles your flight

Every airliner is passed from one air traffic control facility to the next. On the most direct path, these are the teams that guide you, in order. Weather and traffic can send a flight through other centers, so your actual flight may differ a little.

  1. IAHTowerHouston Bush Tower (IAH)Clears you for takeoffThank them →
  2. I90TRACONHouston TRACON (I90)Guides the climb outThank them →
  3. ZHUCenterHouston ARTCC (ZHU)Takes over at cruising altitudeThank them →
  4. ZFWCenterFort Worth ARTCC (ZFW)Keeps you separated en routeThank them →
  5. ZABCenterAlbuquerque ARTCC (ZAB)Keeps you separated en routeThank them →
  6. ZLACenterLos Angeles ARTCC (ZLA)Starts your descentThank them →
  7. L30TRACONLas Vegas TRACON (L30)Lines you up for the approachThank them →
  8. LASTowerLas Vegas Harry Reid Tower (LAS)Clears you to landThank them →

Flying the other way

Las Vegas (LAS) to Houston (IAH)

LAS → L30 → ZLA → ZAB → ZFW → ZHU → I90 → IAH

About the airports

George Bush Intercontinental Airport

Houston, TX

Codes: IAH · KIAH

Time zone: Central

Control tower: Houston Bush Tower (IAH)

Thank the tower →

Harry Reid International Airport

Las Vegas, NV

Codes: LAS · KLAS

Time zone: Pacific

Control tower: Las Vegas Harry Reid Tower (LAS)

Thank the tower →

More routes

All flight routes →

How we figure this out

Distance is the great-circle distance between the two airports, the shortest path over the curved Earth. Flight time assumes an average airliner speed of about 500 mph plus about 30 minutes for taxi, takeoff and landing. The list of facilities follows the same path, using each airport's tower and approach control and the FAA's en route center boundaries.

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Common questions

How long is the flight from Houston (IAH) to Las Vegas (LAS)?

About 2h 56m gate to gate for the 1,220-mile trip. Flying west, you often fight a headwind, so it can take a little longer.

How far is Houston (IAH) from Las Vegas (LAS)?

1,220 miles (1,060 nautical miles, 1,963 km) in a straight line. The path your flight actually takes is usually a little longer.

Which air traffic controllers handle a flight from Houston (IAH) to Las Vegas (LAS)?

Usually 8 facilities: Houston Bush Tower (IAH), Houston TRACON (I90), Houston ARTCC (ZHU), Fort Worth ARTCC (ZFW), Albuquerque ARTCC (ZAB), Los Angeles ARTCC (ZLA), Las Vegas TRACON (L30) and Las Vegas Harry Reid Tower (LAS). You can thank each one on its own wall at Thank ATC.

Is there a time change between Houston (IAH) and Las Vegas (LAS)?

Yes. Las Vegas (LAS) is 2 hours behind Houston (IAH).

Updated October 2026

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