Canadian Football League
The regular season is 21 weeks long, with games beginning in mid-June and finishing by early November. The CFL's nine current teams are divided into two divisions: the East Division with four teams and the West Division, with five teams. Each team plays two games against each of the other eight teams, plus two divisional games with opponents rotating each season. With 18 regular season games being played, each team gets three bye weeks.
Major League Soccer
Major League Soccer (MLS) is a men's professional football league sanctioned by the United States Soccer Federation which represents the sport's highest level in the United States. The league comprises 24 teams—21 in the U.S. and 3 in Canada and constitutes one of the major professional sports leagues in both countries. The regular season runs from March to October, with each team playing 34 games; the team with the best record is awarded the Supporters' Shield. Fourteen teams compete in the postseason MLS Cup Playoffs through October and November, culminating in the championship game, the MLS Cup. MLS teams also play in domestic competitions against teams from other divisions in the U.S. Open Cup and in the Canadian Championship. MLS teams also compete against continental rivals in the CONCACAF Champions League.