Houston (IAH) to San Francisco (SFO)

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

Quick answer

Houston (IAH) to San Francisco (SFO) is 1,632 miles in a straight line, about 3h 46m gate to gate. Your flight is handed between 9 air traffic control facilities along the way.

1,632miles
1,419nautical miles
2,627kilometers
~3h 46mestimated 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)Keeps you separated en routeThank them →
  7. ZOACenterOakland ARTCC (ZOA)Starts your descentThank them →
  8. NCTTRACONNorthern California TRACON (NCT)Lines you up for the approachThank them →
  9. SFOTowerSan Francisco Tower (SFO)Clears you to landThank them →

Flying the other way

San Francisco (SFO) to Houston (IAH)

SFO → NCT → ZOA → 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 →

San Francisco International Airport

San Francisco, CA

Codes: SFO · KSFO

Time zone: Pacific

Control tower: San Francisco Tower (SFO)

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 San Francisco (SFO)?

About 3h 46m gate to gate for the 1,632-mile trip. Flying west, you often fight a headwind, so it can take a little longer.

How far is Houston (IAH) from San Francisco (SFO)?

1,632 miles (1,419 nautical miles, 2,627 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 San Francisco (SFO)?

Usually 9 facilities: Houston Bush Tower (IAH), Houston TRACON (I90), Houston ARTCC (ZHU), Fort Worth ARTCC (ZFW), Albuquerque ARTCC (ZAB), Los Angeles ARTCC (ZLA), Oakland ARTCC (ZOA), Northern California TRACON (NCT) and San Francisco Tower (SFO). You can thank each one on its own wall at Thank ATC.

Is there a time change between Houston (IAH) and San Francisco (SFO)?

Yes. San Francisco (SFO) is 2 hours behind Houston (IAH).

Updated October 2026

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