What is the best driving route from seattle to st louis?

Answer 1

1. Take I-90 EAST through Washington, Idaho, Montana and Wyoming to I-29 SOUTH to SIOUX CITY at EXIT 396A in South Dakota.
2. Take I-29 SOUTH through South Dakota and Iowa to I-435 EAST to St. Louis.
3. Continue on I-435 to I-70 EAST to the SPORTS COMPLEX and ST. LOUIS at EXIT 63B (LEFT EXIT).
4. Take I-70 EAST across Missouri to St. Louis.

Answer 2

Take I-25 north to Cheyenne and I-80 to I-84.

Answer 3

1. Take I-90 EAST to I-25 SOUTH to CASPER at EXIT 56B in Wyoming.
2. Take I-25 SOUTH to Denver.

Answer 4

MapQuest estimates the driving time as 19 hours and 32 minutes.