The journey from Fort Washington to Dallas covers approximately 1,100 miles. The most efficient way to travel is by flying from Washington Dulles (IAD) to Dallas/Fort Worth International Airport (DFW), which takes about 3 hours and 15 minutes. Driving is a long-haul journey taking roughly 19 hours via I-81 and I-40.
Total Distance: 1,900 km driving, 1,800 km air distance.
DFW is a massive hub; allow extra time for terminal transfers.
March to May or September to November for mild temperatures.