Air Miles Calculator

Distance between Seattle, WA (BFI) and Laredo, TX (LRD)

Distance from Seattle to Laredo (Boeing Field – Laredo International Airport) is 1850 miles / 2977 kilometers / 1607 nautical miles.

How far is Laredo from Seattle?

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

Vincenty's formula (applied above)
  • 1849.566 miles
  • 2976.588 kilometers
  • 1607.229 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
  • 1849.535 miles
  • 2976.538 kilometers
  • 1607.202 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).

Flight duration

Estimated flight time from Boeing Field (BFI) to Laredo International Airport (LRD) is 4 hours 0 minutes.

Time difference and current local times

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

Time Difference

Seattle
Laredo

Seattle, WA

 PDT

Laredo, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 204 kg (449 pounds).

Airport information


A 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 Laredo International Airport
City: Laredo, TX
Country: United States Flag of United States
IATA Code: LRD
ICAO Code: KLRD
Coordinates: 27°32′37″N, 99°27′41″W

Seattle to Laredo flight path

Shortest flight path between Boeing Field (BFI) and Laredo International Airport (LRD).

Frequent Flyer Miles Calculator

Seattle (BFI) → Laredo (LRD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1850
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1850

Round trip?