Air Miles Calculator

Distance between Seattle, WA (BFI) and Brownsville, TX (BRO)

Flight distance from Seattle to Brownsville (Seattle Boeing Field – Brownsville/South Padre Island International Airport) is 2015 miles / 3242 kilometers / 1751 nautical miles. Estimated flight time is 4 hours 18 minutes.

Driving distance from Seattle (BFI) to Brownsville (BRO) is 2428 miles / 3907 kilometers and travel time by car is about 42 hours 19 minutes.

Map of flight path and driving directions from Seattle to Brownsville.

Shortest flight path between Seattle Boeing Field (BFI) and Brownsville/South Padre Island International Airport (BRO).

How far is Brownsville from Seattle?

There are several ways to calculate distances between Seattle and Brownsville. Here are two common methods:

Vincenty's formula (applied above)
  • 2014.555 miles
  • 3242.112 kilometers
  • 1750.600 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
  • 2014.645 miles
  • 3242.256 kilometers
  • 1750.678 nautical miles

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

Airport information


A Seattle Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″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

Time difference and current local times

The time difference between Seattle and Brownsville is 2 hours. Brownsville is 2 hours ahead of Seattle.

Time Difference

Seattle, WA

 PST

Brownsville, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 219 kg (483 pounds).

Frequent Flyer Miles Calculator

Seattle (BFI) → Brownsville (BRO).

Distance:
2015
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2015

Round trip?