Swayman will start on the road against St. Louis on Thursday, Adam Pellerin of NESN reports.
Following a four-game winning streak, Swayman has been somewhat inconsistent across his last three appearances, going 1-1-1 with a 2.97 GAA and a .890 save percentage. The Blues are tied for 19th in the NHL with 2.92 goals per game to begin the regular season.