Take IL-142 NORTH, from Dale, to I-64 WEST to ST. LOUIS at Mt. Vernon.
Take I-64 WEST to I-70 WEST to KANSAS CITY, via I-255 NORTH (EXIT 7 off I-64 in ILLINOIS) and I-270 WEST to bypass ST. LOUIS (EXIT 30 off I-255 to get onto I-270 WEST to KANSAS CITY ; EXIT 20B off I-270 in MISSOURI to get onto I-70 WEST to KANSAS CITY).
Take I-70 WEST to I-29 NORTH to ST. JOSEPH, via I-435 NORTH (EXIT 8B off I-70) to bypass KANSAS CITY.
Take I-29 NORTH to I-90 WEST to RAPID CITY at EXIT 84B in Sioux Falls, SOUTH DAKOTA.
Take I-90 WEST to I-15 NORTH to HELENA at EXIT 227, near Butte, MONTANA.
Take I-15 NORTH to CANADA; you will be crossing at the SWEETGRASS-COUTTS Port of Entry. Cross the border from Sweetgrass, Montana, U.S.A. into COUTTS, ALBERTA, CANADA.
Once you have crossed the border and cleared customs, you continue straight on A.B. HIGHWAY 4 - NORTH towards LETHBRIDGE.
Take HWY 4 - NORTH to Hwy 3 CROWSNEST HIGHWAY - WEST to FT. MacLEOD (to HWY 2 to CALGARY), via 43 ST., in Lethbridge.
Take HWY 3 (CROWSNEST HWY) - WEST to HWY 2 - NORTH to CALGARY, at Ft. MacLeod. EXIT onto HWY 2 - NORTH.