Estimated travel durations
The straight-line distance from Seattle to Dallas is 2,703 kilometers (1,680 miles). This is the crow-flies distance calculated using the Haversine formula.
A direct flight from Seattle to Dallas takes approximately 5h. This is an estimate based on an average cruising speed of 800 km/h and does not include boarding, taxiing or layover time.
Driving from Seattle to Dallas would take approximately 1 days, 4h at an average speed of 85 km/h. The actual driving time may vary depending on road conditions, traffic and border crossings.
The distance from Seattle to Dallas is 1,680 miles (2,703 km) as the crow flies.