1339 miles
It is 1,071 miles according to Google Maps.
It is 448.10 miles accoording to MapQuest.
It is 574 miles according to Google Maps.
It is 200 miles according to Google Maps.
It is 510 miles according to Google Maps.
It is 510 miles according to Google Maps.
It is 301 miles according to Google Maps.
It is 510 miles according to Google Maps.
625 miles taking this route:Take I-10 EAST, from Tucson, to I-25 NORTH to ALBUQUERQUE at EXIT 144 in LAS CRUCES, NEW MEXICO.Take I-25 NORTH to Las Vegas, New Mexico.
Tucson to Las Vegas is 413 miles.
Is this a serious question? No, Mexico is a country on the south border of the U.S.