Question: when was the last time the mets went to the world series
Answer: Since then , they have played in four additional World Series , including a dramatic run in 1973 that ended in a seven - game loss to the Oakland Athletics , a second championship in 1986 over the Boston Red Sox , a Subway Series loss against their cross-town rivals the New York Yankees in 2000 , and a five - game loss to the Kansas City Royals in 2015 .