Air Miles Calculator

Distance between Chicago, IL (ORD) and Brownsville, TX (BRO)

Distance from Chicago to Brownsville (Brownsville/South Padre Island International Airport – O'Hare International Airport) is 1233 miles / 1985 kilometers / 1072 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1233.440 miles
  • 1985.029 kilometers
  • 1071.830 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
  • 1235.358 miles
  • 1988.115 kilometers
  • 1073.496 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 O'Hare International Airport (ORD) to Brownsville/South Padre Island International Airport (BRO) is 2 hours 50 minutes.

Time difference and current local times

There is no time difference between Chicago and Brownsville.

Time Difference

Chicago
Brownsville

Chicago, IL

 CDT

Brownsville, TX

 CDT

Airport information


A O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B Brownsville/South Padre Island International Airport
City: Brownsville, TX
Country: United States Flag of United States
IATA Code: BRO
ICAO Code: KBRO
Coordinates: 25°54′24″N, 97°25′33″W

Map

Chicago to Brownsville flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Brownsville (BRO).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1233
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1233

Round trip?