Boston plated four runs in the first inning against Toronto.
Starting pitcher Joe Kelly and the Boston Red Sox lost 7-1 Saturday to the Toronto Blue Jays.
Toronto beat the struggling Boston Red Sox 7-0 on Friday night, the 3,000th win in Blue Jays history.
Hanley Ramirez hit a two-run homer, Rick Porcello held Toronto to one run over seven innings and the Boston Red Sox beat the Blue Jays 4-1 on Wednesday night.
The Blue Jays beat the Red Sox 11-8 on Tuesday night to snap a four-game losing streak.
Mookie Betts hit a game-ending RBI single to lift the Boston Red Sox to a 6-5 victory over the Toronto Blue Jays on Monday night.
Jose Bautista hit a three-run homer and R.A. Dickey pitched into the eighth inning, carrying the Toronto Blue Jays to a much-needed 3-1 win over the Boston Red Sox on Sunday.
Clay Buchholz had his third straight solid start for the Boston Red Sox.
Yoenis Cespedes singled home the winning run in a three-run 10th inning, and the Boston Red Sox beat the Toronto Blue Jays 9-8 on Friday night.
Pinch-hitter Danny Valencia had a go-ahead, three-run homer in the seventh inning, leading the Toronto Blue Jays over the Boston Red Sox 5-2 Wednesday night.