Direction from Montana to Mexico: South

Direction from Montana to Mexico: South

If you’re in Montana (northern U.S., ~45–49° N latitude) and want to reach Mexico (southern border ~32° N, extending to 14° N), you travel south.

Practical Routes

• I-15 South → I-25 South (through Idaho, Utah, Arizona, New Mexico) to border crossings at Nogales, Douglas, or El Paso.
• I-90 East → I-25 South (via Billings, Denver).
• US-89 / US-191 for scenic alternatives through Yellowstone/Grand Teton.

Distance & Time

From Billings, MT to the Mexican border (e.g., Nogales, AZ): ~1,300 miles / 20–22 hours driving. From Kalispell: ~1,500 miles.

No matter the route, the cardinal direction is unequivocally south.