Air Miles Calculator

Distance between Lafayette, LA (LFT) and Seattle, WA (SEA)

Flight distance from Lafayette to Seattle (Lafayette Regional Airport – Seattle–Tacoma International Airport) is 2002 miles / 3221 kilometers / 1739 nautical miles. Estimated flight time is 4 hours 17 minutes.

Driving distance from Lafayette (LFT) to Seattle (SEA) is 2510 miles / 4040 kilometers and travel time by car is about 41 hours 53 minutes.

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

Shortest flight path between Lafayette Regional Airport (LFT) and Seattle–Tacoma International Airport (SEA).

How far is Seattle from Lafayette?

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

Vincenty's formula (applied above)
  • 2001.705 miles
  • 3221.431 kilometers
  • 1739.434 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
  • 1999.731 miles
  • 3218.254 kilometers
  • 1737.718 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 Lafayette Regional Airport
City: Lafayette, LA
Country: United States Flag of United States
IATA Code: LFT
ICAO Code: KLFT
Coordinates: 30°12′19″N, 91°59′15″W

B Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

Time difference and current local times

The time difference between Lafayette and Seattle is 2 hours. Seattle is 2 hours behind Lafayette.

Time Difference

Lafayette, LA

 CST

Seattle, WA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 218 kg (481 pounds).

Frequent Flyer Miles Calculator

Lafayette (LFT) → Seattle (SEA).

Distance:
2002
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2002

Round trip?