Air Miles Calculator

Distance between Houston, TX (IAH) and Baltimore, MD (BWI)

Distance from George Bush Intercontinental Airport to Baltimore–Washington International Airport is 1235 miles / 1988 kilometers / 1073 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1235.142 miles
  • 1987.769 kilometers
  • 1073.309 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
  • 1233.914 miles
  • 1985.792 kilometers
  • 1072.242 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 George Bush Intercontinental Airport (IAH) to Baltimore–Washington International Airport (BWI) is 2 hours 50 minutes.

Time difference and current local times

The time difference between Houston and Baltimore is 1 hour. Baltimore is 1 hour ahead of Houston.

Time Difference

Houston
Baltimore

Houston, TX

 CST

Baltimore, MD

 EST

Airport information


A 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

B Baltimore–Washington International Airport
City: Baltimore, MD
Country: United States Flag of United States
IATA Code: BWI
ICAO Code: KBWI
Coordinates: 39°10′31″N, 76°40′5″W

Map

Flight map from Houston to Baltimore.

Frequent Flyer Miles Calculator

Houston (IAH) → Baltimore (BWI).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1235
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1235

Round trip?