There are
2,910 mi
from New Haven, CT to Tukwila, WA
That's the driving distance. It would take 2 days 4 hours to go from New Haven, Connecticut to Tukwila, Washington.
The flight distance (direct flight from New Haven, CT to Tukwila, WA) is 2,430.65 mi.
2,910 mi = 4,683.53 kms