There are
101 mi
from Bellingham, WA to Seatac, WA
That's the driving distance. It would take 2 hours 7 mins to go from Bellingham, Washington to Seatac, Washington.
The flight distance (direct flight from Bellingham, WA to Seatac, WA) is 90.55 mi.
101 mi = 162.61 kms