There are 664.42 miles from Billings to Seattle–Tacoma International Airport (SEA) in west direction and 823 miles (1,324.49 kilometers) by car, following the I-90 route.
Billings and SEA Airport are 14 hours 21 mins far apart, if you drive non-stop.
This is the fastest route from Billings, MT to SEA Airport. The halfway point is Saint Regis, MT.
Please note the time difference between Billings, MT and SEA Airport is 1 hour. The current time in Billings is 11:27 pm and the current time in SEA Airport is 10:27 pm.
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