500 miles longer
There are some 1,055 Km (660 miles) at the closest point between each border, only slightly shorter on a direct line through Nevada.
Idaho
The shortest distance between the Canadian border and the Mexican border is 2,253.37 miles. This is equivalent to 3,626.45 kilometers.
At 8891 km, the border between Canada and the USA is the longest between any two countries, but a major section of that border (with Alaska) is not contiguous with the rest. The longest contiguous section of border between two countries in the world is between Russia and Kazakhstan, at 6846 km.
The Mexico-United States border is commonly referred to as the US-Mexico border or the Mexican border.
the Mexican Americans were fighting for the border between TX and Mexico
not counting the Mexican & Canadian borders which of course touch the united states directly on land the closest border is with russia in the sea between the diomede islands off the coast of Alaska the closest border that isn't an American border is the one between Canada & France in the sea between Newfoundland & saint Pierre the closest land border that isn't an American border is the one between Mexico & Belize in central America
The Great Lakes are part of the border between the USA and Canada.
New Hampshire shares a border with Canada.
The length of the border between the United States and Mexico is approximately 1,954 miles.
The US and Canada border each other, so it would depend on where you start from and where you go to.
Between Canada and the US. ================================================================================ An open border is one that allows unrestricted entry and exit. The border between Canada and the US has been described as the world's longest "undefended" border, but it is not an "open" border. Even the "undefended" concept of the Canada-US border is now being questioned.