Air Miles Calculator

Distance between San Francisco, CA (SFO) and Houston, TX (IAH)

Distance from San Francisco International Airport to George Bush Intercontinental Airport is 1635 miles / 2632 kilometers / 1421 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1635.192 miles
  • 2631.586 kilometers
  • 1420.943 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 1632.460 miles
  • 2627.190 kilometers
  • 1418.569 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from San Francisco International Airport (SFO) to George Bush Intercontinental Airport (IAH) is 3 hours 35 minutes.

Time difference and current local times

The time difference between San Francisco and Houston is 2 hours. Houston is 2 hours ahead of San Francisco.

Time Difference

San Francisco
Houston

San Francisco, CA

 PST

Houston, TX

 CST

Airport information


A San Francisco International Airport
City: San Francisco, CA
Country: United States Flag of United States
IATA Code: SFO
ICAO Code: KSFO
Coordinates: 37°37′8″N, 122°22′30″W

B George Bush Intercontinental Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″W

Map

Flight map from San Francisco to Houston.

Frequent Flyer Miles Calculator

San Francisco (SFO) → Houston (IAH).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1635
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1635

Round trip?