A Subway Ride at the Paris Olympics Could Cost You Almost Double

A person with long white hair, wearing a beige coat and tan pants, descends a staircase into the Paris Metro. There is a sign above the entrance reading “Rue du Bac,” and there is a cafe with a red awning, along with a few shops, across the street from the entrance.With nearly 10 million people expected to throng the streets of Paris during the Olympics this summer, visitors already knew getting around the city would be a challenge. But now it will probably be a lot more expensive, too.

The price of a single ride on the Metro between July 20 and Sept. 8, roughly the dates of the Olympics and Paralympics, is set to jump to 4 euros, or about $4.40, from its current price of €2.10. A pack of 10…