<Tr> <Th> Average attendance </Th> <Td> 21,516 </Td> </Tr> <Tr> <Td_colspan="2"> ← 2017 2019 → All statistics correct as of August 12, 2018 . </Td> </Tr> <P> The 2018 Major League Soccer season is the 23rd season of Major League Soccer, top division of soccer in the United States and Canada . The regular season began on March 3, 2018 and will conclude on October 28, 2018 . The MLS Cup Playoffs will begin on October 31, 2018 and conclude with the MLS Cup 2018 on December 8, 2018 . The league took a nine - day hiatus in early June for the 2018 FIFA World Cup, reduced from previous breaks . </P> <P> One new club, Los Angeles FC, joined the league as an expansion franchise; and it is D.C. United's first season in their new soccer - specific stadium, Audi Field . </P>

When does the mls season start and end
find me the text answering this question