Air Miles Calculator logo

Distance between Denver, CO (DEN) and Seattle, WA (SEA)

Flight distance from Denver to Seattle (Denver International Airport – Seattle–Tacoma International Airport) is 1024 miles / 1648 kilometers / 890 nautical miles. Estimated flight time is 2 hours 26 minutes.

Driving distance from Denver (DEN) to Seattle (SEA) is 1333 miles / 2146 kilometers and travel time by car is about 22 hours 58 minutes.

Denver – Seattle

Distance arrow
1024
Miles
Distance arrow
1648
Kilometers
Distance arrow
890
Nautical miles

How far is Seattle from Denver?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 1024.028 miles
  • 1648.014 kilometers
  • 889.856 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
  • 1022.198 miles
  • 1645.068 kilometers
  • 888.266 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 Denver International Airport to Seattle–Tacoma International Airport is 2 hours 26 minutes.

Time difference

The time difference between Denver and Seattle is 1 hour. Seattle is 1 hour behind Denver.
Denver time to Seattle time converter

Carbon dioxide emissions

On average flying from Denver to Seattle generates about 152 kg of CO2 per passenger, 152 kilograms is equal to 336 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Denver to Seattle

Shortest flight path between Denver International Airport (DEN) and Seattle–Tacoma International Airport (SEA).

Airport information

Origin Denver International Airport
City: Denver, CO
Country: United States Flag of United States
IATA Code: DEN
ICAO Code: KDEN
Coordinates: 39°51′42″N, 104°40′22″W
Destination 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