The Orioles got on the board in the bottom of the ninth, with Paul Janish's single plating Joey Rickard.
Baltimore's Manny Machado was ejected after he was called out on a third strike in the sixth inning and was replaced at third base by Ryan Flaherty.
Orioles up next: The Orioles will face former O's starter Bud Norris in Thursday's Grapefruit League finale at Ed Smith Stadium at 3:05 p.m. ET, available live on Gameday Audio. Baltimore will counter with Yovani Gallardo, who will pitch the second game of the regular season. The O's will finish up their exhibition season with a game in Philadelphia on Friday.
Tigers up next: The Tigers are scheduled to field close to their Opening Day lineup on Thursday, when they host the Yankees in a 1:05 p.m. ET matchup at Joker Marchant Stadium, available live on MLB.TV. Miguel Cabrera, Victor Martinez, Justin Upton and J.D. Martinez are expected to start, as is every Tigers regular except catcher McCann. Lefty-relief candidate Kyle Ryan is tentatively scheduled to start opposite former Tigers prospect Chad Green.