<P> The 2017 American League Championship Series was a best - of - seven playoff pitting the Houston Astros against the New York Yankees for the American League pennant and the right to face the Los Angeles Dodgers in the 2017 World Series . The Astros defeated the Yankees in 7 games after falling behind 3 games to 2 . The home team won every game in the series . </P>
who won the american league pennant in 2017
Houston Astros