Air Miles Calculator logo

Distance between Seattle, WA (SEA) and Dallas, TX (DFW)

Flight distance from Seattle to Dallas (Seattle–Tacoma International Airport – Dallas/Fort Worth International Airport) is 1660 miles / 2671 kilometers / 1442 nautical miles. Estimated flight time is 3 hours 38 minutes.

Driving distance from Seattle (SEA) to Dallas (DFW) is 2095 miles / 3371 kilometers and travel time by car is about 37 hours 14 minutes.

Seattle – Dallas

Distance arrow
1660
Miles
Distance arrow
2671
Kilometers
Distance arrow
1442
Nautical miles

How far is Dallas from Seattle?

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

Vincenty's formula (applied above)
  • 1659.687 miles
  • 2671.008 kilometers
  • 1442.229 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
  • 1657.916 miles
  • 2668.157 kilometers
  • 1440.689 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 Seattle–Tacoma International Airport to Dallas/Fort Worth International Airport is 3 hours 38 minutes.

Time difference

The time difference between Seattle and Dallas is 2 hours. Dallas is 2 hours ahead of Seattle.
Seattle time to Dallas time converter

Carbon dioxide emissions

On average flying from Seattle to Dallas generates about 190 kg of CO2 per passenger, 190 kilograms is equal to 419 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Seattle to Dallas

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Dallas/Fort Worth International Airport (DFW).

Airport information

Origin 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
Destination Dallas/Fort Worth International Airport
City: Dallas, TX
Country: United States Flag of United States
IATA Code: DFW
ICAO Code: KDFW
Coordinates: 32°53′48″N, 97°2′16″W

Airlines flying from Seattle (SEA) to Dallas (DFW)

Alaska Airlines
American Airlines