How far is Seattle from Dallas?
There are several ways to calculate distances between Dallas and Seattle. Here are two common methods:Vincenty's formula (applied above)
- 1669.799 miles
- 2687.281 kilometers
- 1451.016 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
- 1668.008 miles
- 2684.399 kilometers
- 1449.459 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).
Estimated flight time from Dallas Love Field (DAL) to Seattle–Tacoma International Airport (SEA) is 3 hours 39 minutes.
Time difference and current local times
The time difference between Dallas and Seattle is 2 hours. Seattle is 2 hours behind Dallas.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 183 kg (404 pounds).
Dallas to Seattle flight map.
Frequent Flyer Miles Calculator
Dallas (DAL) → Seattle (SEA).