Air Miles Calculator

Distance between Seattle, WA (SEA) and Twin Falls, ID (TWF)

Distance from Seattle to Twin Falls (Magic Valley Regional Airport – Seattle–Tacoma International Airport) is 514 miles / 827 kilometers / 447 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 513.974 miles
  • 827.161 kilometers
  • 446.631 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
  • 513.312 miles
  • 826.095 kilometers
  • 446.056 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 Seattle–Tacoma International Airport (SEA) to Magic Valley Regional Airport (TWF) is 1 hour 28 minutes.

Time difference and current local times

The time difference between Seattle and Twin Falls is 1 hour. Twin Falls is 1 hour ahead of Seattle.

Time Difference

Seattle
Twin Falls

Seattle, WA

 PDT

Twin Falls, ID

 MDT

Airport information


A 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

B Magic Valley Regional Airport
City: Twin Falls, ID
Country: United States Flag of United States
IATA Code: TWF
ICAO Code: KTWF
Coordinates: 42°28′54″N, 114°29′16″W

Map

Seattle to Twin Falls flight map.

Frequent Flyer Miles Calculator

Seattle (SEA) → Twin Falls (TWF).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
514
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
514

Round trip?