Celtics vs. Pistons prediction, odds, start time, betting preview: NBA picks, best bets on Tuesday, Oct. 20

Best bets and betting preview for Pistons vs. Celtics on Tuesday The 2026-27 NBA season begins when the Detroit Pistons host the Boston Celtics in an Eastern Conference showdown on Tuesday afternoon. Detroit and Boston were the top two teams in the conference standings last year, but neither of them reached the conference finals in the playoffs. The Celtics are 1.5-point road favorites in the Celtics vs. Pistons odds, while the over/under is 222.5. Claim the Kalshi promo code CBSSPORTS55 here now and get a $55 bonus after $25 in trades: Tipoff for Celtics vs. Pistons is set for 3 p.m. ET at Little Caesars Arena in Detroit, Michigan.

SportsLine's proven computer model and one of its experts have analyzed Pistons vs. Celtics and revealed their Celtics vs. Pistons prediction, and you can also read our NBA betting preview for Tuesday's matchup. Claim the latest Polymarket promo code CBSSPORTS to get a $25 bonus after $10 in trades: The Pistons won 60 games last season to claim the No. 1 seed in the Eastern Conference, with All-NBA First Team selection Cade Cunningham at the forefront of the roster. They added John Collins from the Clippers in a sign-and-trade deal, while Isaiah Joe was acquired in a trade with the Thunder. Top defender Ausar Thompson signed an extension, and All-NBA Third