March / April

On March 22, the team announced that the pitching rotation to begin the season would be: Brayan Bello, Nick Pivetta, Kutter Crawford, Garrett Whitlock, and Tanner Houck.^[143]

March 28–March 31, at Seattle Mariners

Facing the Mariners in Seattle to open the season, the Red Sox won, 6–4. Tyler O'Neill homered in his fifth consecutive Opening Day game, setting a major-league record.^[144][145] Rafael Devers also homered. Starting pitcher Brayan Bello allowed two runs on five hits in five innings, while recording two strikeouts, and earned the win. Kenley Jansen pitched a scoreless ninth inning for a save.^[146] Boston lost the second game of the series, 1–0. Starter Nick Pivetta held the Mariners to one run on three hits in six innings, but allowed a home run to J. P. Crawford and took the loss. Each team was held to four hits.^{[147][148][149]} The third game of the series went into extra innings after being tied, 1–1, through regulation. The Red Sox scored twice in the top of the 10th inning, but allowed three runs in the bottom of the inning for a 4–3 loss. Starter Kutter Crawford allowed one unearned run on three hits in six innings. Joely Rodríguez, the fourth of five Boston relievers, allowed three runs on two hits and took the loss. Ceddanne Rafaela had two hits and scored twice.^{[150][151][152]} The Red Sox earned a series split with a 5–1 win on Sunday. Starter Garrett Whitlock earned the win after allowing one run on three hits in five innings. Rookie Justin Slaten pitched the final 2+1⁄3 innings and earned his first major-league save. O'Neill was 2-for-3, including a home run. Enmanuel Valdez had a three-run homer.^{[153][154][155]}

Red Sox split the series 2–2 (14–10 runs)

April 1–April 3, at Oakland Athletics

The Red Sox opened a three-game series in Oakland with a 9–0 victory. Starter Tanner Houck held the A's to three hits in six innings and earned the win. Chase Anderson allowed only one hit in the final three innings and recorded a save. Jarren Duran had three hits and three stolen bases.^[156][157] The middle game of the series was tied, 4–4, after nine innings. After a scoreless 10th inning, Boston pushed across a run in the top of the 11th, then held Oakland scoreless in the bottom of the inning for a 5–4 win. Starter Brayan Bello had a no decision after allowing four runs on five hits in five innings. Five relievers then combined to pitch six scoreless innings, with Josh Winckowski earning the win. Trevor Story had three hits and two RBIs. Duran had another stolen base.^[158][159] Boston completed the series sweep with a 1–0 win, the only run of the game being driven in by Enmanuel Valdez. Duran had four hits. Starter Nick Pivetta earned the win after allowing five hits in five innings. Kenley Jansen earned the save.^[160][161]

Red Sox won the series 3–0 (15–4 runs)

April 5–April 7, at Los Angeles Angels

Boston opened a three-game series in Los Angeles with an 8–6 win. Starter Kutter Crawford had a no decision after allowing one run on two hits in 4+2⁄3 innings. The Red Sox then used six relief pitchers, with Chris Martin getting the win and Kenley Jansen earning the save. Tyler O'Neill had three hits, including two home runs. Jarren Duran, Triston Casas, and Reese McGuire also homered.^[162][163] Trevor Story left the game in the fourth inning after apparently suffering a shoulder injury while attempting to field a ball hit by Mike Trout.^[164] Story was placed on the injured list the next day.^[165] The middle game of the series was a 2–1 win by Los Angeles. Duran drove in a run to give Boston an early lead, but reliever Greg Weissert allowed two runs (both unearned) in the sixth inning and took the loss. Starter Garrett Whitlock held the Angels to four hits in 4+1⁄3 innings.^{[166][167][168]} The Red Sox won the final game of the series, 12–2. Starter Tanner Houck held the Angels scoreless on four hits in six innings, and earned the win. Chase Anderson allowed two runs on four hits in the final three innings and recorded a save. Four different Boston batters each had two hits. McGuire had five RBIs, three coming on a home run. O'Neill, Rafael Devers, and David Hamilton also homered.^{[169][170][171]}

Red Sox won the series 2–1 (21–10 runs)

April 9–April 11, vs. Baltimore Orioles

The Red Sox played their home opener at Fenway Park on April 9. The pre-game ceremony was dedicated to former Red Sox pitcher Tim Wakefield (and his wife Stacy) and former executive Larry Lucchino. The ceremonial first pitch was thrown by Tim and Stacy Wakefield's daughter Brianna to Jason Varitek. The pre-game ceremony also celebrated the 20th anniversary of the 2004 World Series-winning Red Sox team, which ended the 86-year title drought.^[172][173]

Boston lost their 2024 home opener at Fenway Park, 7–1. The Red Sox jumped out to a first inning lead thanks to another home run from Tyler O'Neill, but errors by Jarren Duran and David Hamilton contributed to the Orioles scoring seven unanswered runs. Bello, who took the loss, threw 89 pitches over 5+1⁄3 innings of work, giving up one earned and two unearned runs with three strikeouts.^{[174][175][176]}

Boston lost the second game against Baltimore, 7–5. Boston took the lead as they scored one run in the third inning on a fly ball by O’Neill that was misplayed and added two more in the fourth on a Connor Wong single. Triston Casas hit a two-run home run into the Green Monster seats in the bottom of the fifth. Starter Kutter Crawford earned his second no decision of the season after throwing five shutout innings with six strikeouts and four walks. Isaiah Campbell allowed four consecutive hits and three runs after relieving Crawford. Chris Martin threw two wild pitches in the seventh inning, giving up four runs, including a three-run home run as he took the loss. The consensus number-one prospect in baseball, Jackson Holliday, made his MLB debut for Baltimore, going 0-for-4 with an RBI. Former Red Sox closer Craig Kimbrel earned the save for Baltimore.^{[177][178][179]}

Boston lost the third game against Baltimore, 9–4 in 10 innings, suffering their first sweep of the season. Boston again took an early lead, going up 2–0 in the first inning off of a groundout from Masataka Yoshida and a double from Wilyer Abreu. Baltimore got a run back in the fifth inning thanks to a Colton Cowser home run. Anthony Santander hit a two-run home run off of Greg Weissert in the eighth inning after David Hamilton failed to touch second base on what would have been an inning-ending double play. Connor Wong hit a deep home run in the bottom of the inning to tie the game and send it to extra innings. Reese McGuire was ejected from the game after arguing balls and strikes, leading to the Red Sox giving up the designated hitter and clearing their injury-depleted bench as the 10th inning started. Gunnar Henderson hit a two-run home run, and the Orioles added four more runs to take a 9–3 lead. Duran hit a double to score a consolation run. Craig Kimbrel earned the win, while Isaiah Campbell took the loss.^{[180][181][182]}

Red Sox lost the series 0–3 (10–23 runs)

April 12–April 14, vs. Los Angeles Angels

A three-game series hosting the Angels began with a 7–0 loss for the Red Sox, who were held to three hits. Starter Tanner Houck allowed seven runs (four earned) on 12 hits in 5+2⁄3 innings. Boston's infielders committed three errors in the first three innings.^{[183][184][185]} The Red Sox won the middle game of the series, 7–2, powered by 11 hits including a home run by Triston Casas. Cooper Criswell was called up from Worcester to make his first start for Boston, and allowed two runs on five hits in four innings. Greg Weissert, the first of three Boston relievers, pitched two innings and earned the win.^{[186][187][188]} Boston won the final game of the series, played on Sunday afternoon, 5–4. Starter Brayan Bello earned the win after allowing two runs on six hits in 5+1⁄3 innings. Kenley Jansen allowed one run in the ninth inning but closed out the game for a save, striking out Luis Rengifo and Mike Trout with runners on second and third. Casas, Tyler O'Neill, and Masataka Yoshida each homered.^{[189][190][191]}

Red Sox won the series 2–1 (12–13 runs)

April 15–April 18, vs. Cleveland Guardians

The opener of a four-game home series facing the Guardians, which coincided with the 2024 Boston Marathon, was a 6–0 win for Cleveland. Boston was limited to three hits. Starter Kutter Crawford had a no decision after allowing no runs on two hits in 5+2⁄3 innings. Reliever Brennan Bernardino took the loss.^{[192][193][194]} Tyler O'Neill left the game after colliding with Rafael Devers while trying to catch a pop up; O'Neill later received eight stitches to close a cut.^[195] The Guardians won the second game of the series, 10–7 in 11 innings. Starter Garrett Whitlock had a no decision after allowing two runs on three hits in four innings. Boston was unable to hold a 6–5 lead in the ninth inning, as Kenley Jansen allowed a run on three hits for a blown save. Josh Winckowski, the last of six Red Sox relievers, took the loss after allowing three runs (two earned) on two hits in the 11th inning. Connor Wong, Triston Casas, and Enmanuel Valdez each homered.^{[196][197][198]} In need of a win to avoid losing the series, the Red Sox sent Tanner Houck to the mound in Game 3 against Cleveland. Houck twirled a complete game shutout—the first by a Red Sox pitcher since Nathan Eovaldi on October 4, 2022 (a rain-shortened five-inning contest)^[199]—while striking out 10 batters and allowing only three hits. Pablo Reyes scored from third base on a balk, Connor Wong hit a solo home run, and that was all the offense Boston required for a 2–0 win in a contest that took just 1 hour and 49 minutes.^{[200][201][202]} On Thursday afternoon, Boston was unable to split the series, losing the finale by a 5–4 score. No Red Sox batter had more than one hit; Jarren Duran had two RBIs. Opener Brennan Bernardino held Cleveland hitless in two innings of work. Cooper Criswell then allowed four runs (one earned) on three hits in 2+1⁄3 innings and took the loss.^{[203][204][205]}

Red Sox lost the series 1–3 (13–21 runs)

April 19–April 21, at Pittsburgh Pirates

The Red Sox opened a three-game series in Pittsburgh with an 8–1 win. Wilyer Abreu and Triston Casas had first-inning home runs; Ceddanne Rafaela and Rob Refsnyder also homered. Starter Brayan Bello earned the win after limiting the Pirates to one hit in six innings. Cam Booser made his major-league debut, allowing one hit and one run in the ninth inning.^{[206][207][208]} Boston won the second game of the series, 4–2. Starter Kutter Crawford earned the win after allowing one run on seven hits in six innings. Kenley Jansen earned his fifth save of the season, and 425th of his career, passing John Franco for sole possession of fifth place on the major-league all-time list.^[209] Masataka Yoshida had three hits including a home run.^{[210][211][212]} Boston completed the series sweep with a 6–1 win on Sunday afternoon. Starter Josh Winckowski allowed one run on three hits in 3+1⁄3 innings and had a no decision. Justin Slaten, the third of four Red Sox relievers, pitched two scoreless innings and earned the win. Abreu had three hits and two RBIs.^{[213][214][215]}

Red Sox won the series 3–0 (18–4 runs)

April 23–April 25, at Cleveland Guardians

A three-game road series in Cleveland began with a 4–1 loss. Boston starter Tanner Houck fell to 3–2 on the season after allowing two runs on five hits in six innings. The only Red Sox run came on a seventh-inning home run by Wilyer Abreu. Rob Refsnyder had three hits.^{[216][217][218]} The Red Sox collected 16 hits in the middle game of the series en route to an 8–0 victory. Starter Cooper Criswell earned the win after limiting the Guardians to three hits in five innings. Connor Wong had two home runs, Rafael Devers homered, and Abreu had four hits.^{[219][220][221]} Cleveland took the final game of the series, 6–4, largely due to a five-run second inning. Boston opener Chase Anderson allowed five runs on three hits in 1+2⁄3 innings and took the loss. Devers had three hits.^{[222][223][224]}

Red Sox lost the series 1–2 (13–10 runs)

April 26–April 28, vs. Chicago Cubs

The Red Sox opened a three-game series hosting the Cubs with a 7–1 loss. Boston's only run came via a home run by Tyler O'Neill. Starter Kutter Crawford took the loss after allowing four runs (three earned) on 10 hits in six innings.^{[225][226][227]} The middle game of the series saw the Red Sox collect 21 hits in a 17–0 victory. Ceddanne Rafaela homered and had seven RBIs, Masataka Yoshida had four hits, and O'Neill had three hits including a home run. Starter Josh Winckowski left after three innings; the win went to Justin Slaten, the second of four Boston relievers. Both teams used position players to pitch late in the game. It was the most runs scored in a shutout by the Red Sox since an 18–0 win over the 1954 Philadelphia Athletics.^[228][229] Televised on Sunday Night Baseball, Boston won the rubber match, 5–4, on a walk-off single by O'Neill.^[230] Starter Tanner Houck allowed one run on four hits in 6+2⁄3 innings and had a no decision. The win went to Kenley Jansen, who retired the side in order in the top of the ninth. Jarren Duran had a two-run triple in the sixth inning and scored the game-winning run in the ninth.^{[231][232][233]}

Red Sox won the series 2–1 (23–11 runs)

April 30, vs. San Francisco Giants

The Red Sox opened a three-game home series against the Giants with a 4–0 win. Starter Cooper Criswell earned the win after holding San Francisco to two hits in five innings. Jarren Duran and Wilyer Abreu each had three hits.

Boston exited April with a 17–13 record, in third place of the American League East, 2+1⁄2 games behind the Orioles.