Air Miles Calculator

Distance between Salt Lake City, UT (SLC) and Seattle, WA (SEA)

Distance from Salt Lake City to Seattle (Salt Lake City International Airport – Seattle–Tacoma International Airport) is 689 miles / 1108 kilometers / 598 nautical miles.

How far is Seattle from Salt Lake City?

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

Vincenty's formula (applied above)
  • 688.501 miles
  • 1108.035 kilometers
  • 598.291 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
  • 687.681 miles
  • 1106.716 kilometers
  • 597.579 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 Salt Lake City International Airport (SLC) to Seattle–Tacoma International Airport (SEA) is 1 hour 48 minutes.

Time difference and current local times

The time difference between Salt Lake City and Seattle is 1 hour. Seattle is 1 hour behind Salt Lake City.

Time Difference

Salt Lake City
Seattle

Salt Lake City, UT

 MDT

Seattle, WA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 123 kg (272 pounds).

Airport information


A Salt Lake City International Airport
City: Salt Lake City, UT
Country: United States Flag of United States
IATA Code: SLC
ICAO Code: KSLC
Coordinates: 40°47′18″N, 111°58′40″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

Salt Lake City to Seattle flight path

Shortest flight path between Salt Lake City International Airport (SLC) and Seattle–Tacoma International Airport (SEA).

Frequent Flyer Miles Calculator

Salt Lake City (SLC) → Seattle (SEA).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
689
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
689

Round trip?