MLB

Arizona Diamondbacks at Boston Red Sox – Where to Watch, Stream Info, TV Channel, and Live Updates (August 18, 2026)

August 18, 2026 by Fubo Sports Desk
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Two wild card contenders separated by a single game in the standings meet at Fenway Park, where every game between now and October carries real weight. Boston sits at 67-58, Arizona at 66-60, and neither team can afford to give ground to the other or to the clubs chasing them from behind.

The Red Sox come in riding a one-game winning streak after going 3-7 over their last ten, a stretch that has exposed some vulnerability at home — they’re 30-31 at Fenway this season. Ceddanne Rafaela has been a consistent offensive presence with 136 hits on the year, and Willson Contreras anchors the middle of the order with 25 home runs and 73 RBI. Boston will lean on its bullpen, with Alec Gamboa drawing the start.

Arizona has dropped two straight but has played .500 ball over its last ten at 5-5. Ketel Marte remains the engine of the Diamondbacks’ offense — 21 home runs, 67 RBI, and 117 hits — while Michael Soroka has been one of the more reliable starters in the rotation with a 2.94 ERA and eight wins. The Diamondbacks are a better road team than their record suggests, and Fenway is exactly the kind of stage where this group has shown it can compete.

Arizona Diamondbacks at Boston Red Sox Game Information

Game Date: August 18, 2026
Game Time: 07:10 PM ET
TV Channel: Arizona Diamondbacks, NESN, and MLB.TV – Arizona Diamondbacks
Location: Fenway Park, Boston, MA
Live Stream: Fubo (free trial)

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Live Updates

10:05 PM ET
Jose Fernandez grounds out to shallow infield. James McCann out at second.
10:03 PM ET
James McCann singles to shallow center field.
10:02 PM ET
Jordan Lawlar strikes out on a foul tip.
10:00 PM ET
Wyatt Olds (P) replaces Erik Miller (P).
9:58 PM ET
Jarren Duran pops out to second base to Ildemaro Vargas.
9:56 PM ET
Caleb Durbin hit by pitch. Adley Rutschman to second.
9:54 PM ET
Adley Rutschman hits into a force out to shallow infield. Willson Contreras out at second.
9:51 PM ET
Willson Contreras walks.
9:50 PM ET
Wilyer Abreu flies out to deep center field to Jordan Lawlar.
9:48 PM ET
Justin Martinez (P) replaces Taylor Clarke (P).
9:47 PM ET
Tim Tawa called out on strikes.
9:45 PM ET
Geraldo Perdomo flies out to center field to Ceddanne Rafaela.
9:45 PM ET
Gabriel Moreno walks.
9:41 PM ET
Corbin Carroll flies out to shallow left field to Jarren Duran.
9:39 PM ET
Erik Miller (P) replaces Tyron Guerrero (P).
9:38 PM ET
Ceddanne Rafaela flies out to left center field to Jordan Lawlar.
9:35 PM ET
Nick Sogard walks. Mickey Gasper to second.
9:32 PM ET
Mickey Gasper singles to center field. Jarren Duran scores.
9:31 PM ET
Andruw Monasterio called out on strikes.
9:02 PM ET
James McCann lines out to right field to Wilyer Abreu.
9:28 PM ET
Jarren Duran singles to center field.
9:27 PM ET
Caleb Durbin lines out to left field to Ryan Waldschmidt.
9:27 PM ET
Taylor Clarke (P) replaces Kevin Ginkel (P).
9:24 PM ET
Ildemaro Vargas grounds out to shortstop, Caleb Durbin to Willson Contreras.
9:22 PM ET
Ryan Waldschmidt grounds out to second base. Jose Fernandez out at second.
9:19 PM ET
Jose Fernandez singles to shallow infield.
9:16 PM ET
Adley Rutschman flies out to deep right field to Corbin Carroll.
9:14 PM ET
Willson Contreras singles to shallow infield. Nick Sogard scores.
9:11 PM ET
Wilyer Abreu grounds out to shallow infield, Kevin Ginkel to Tim Tawa. Nick Sogard to third.
9:09 PM ET
Ceddanne Rafaela grounds out to third base, Jose Fernandez to Tim Tawa. Nick Sogard to second.
9:08 PM ET
Nick Sogard singles to deep right field.
9:06 PM ET
Mickey Gasper homers to center field.
9:04 PM ET
Kevin Ginkel (P) replaces Jonathan Loáisiga (P).
9:02 PM ET
James McCann lines out to right field to Wilyer Abreu.
9:01 PM ET
Jordan Lawlar called out on strikes.
9:00 PM ET
Tim Tawa singles to center field. Geraldo Perdomo to third.
8:57 PM ET
Tyron Guerrero (P) replaces Ranger Suarez (P).
8:57 PM ET
Geraldo Perdomo doubles to left center field.
8:56 PM ET
Geraldo Perdomo called out on strikes.
8:54 PM ET
Gabriel Moreno strikes out swinging.
8:50 PM ET
Andruw Monasterio singles to left field. Adley Rutschman out at home. Willson Contreras scores.
8:48 PM ET
Jarren Duran grounds out to first base to Tim Tawa. Adley Rutschman to second. Willson Contreras to third.
8:46 PM ET
Caleb Durbin pops out to shallow infield to Jonathan Loáisiga.
8:43 PM ET
Jonathan Loáisiga (P) replaces Merrill Kelly (P).
8:42 PM ET
Adley Rutschman walks.
8:39 PM ET
Willson Contreras doubles to left field.
8:34 PM ET
Corbin Carroll walks.
8:32 PM ET
Ildemaro Vargas strikes out swinging.
8:30 PM ET
Ryan Waldschmidt lines out to shallow infield to Ranger Suarez.
8:28 PM ET
Wilyer Abreu pops out to shallow right field to Ildemaro Vargas.
8:27 PM ET
Ceddanne Rafaela hits into a force out to shortstop. Mickey Gasper out at second.
8:26 PM ET
Nick Sogard flies out to center field to Jordan Lawlar.
8:22 PM ET
Mickey Gasper walks.
8:19 PM ET
Jose Fernandez grounds out to shortstop, Andruw Monasterio to Willson Contreras.
8:18 PM ET
James McCann pops out to Willson Contreras.
8:18 PM ET
Jordan Lawlar grounds out to shallow infield, Ranger Suarez to Willson Contreras.
8:15 PM ET
Andruw Monasterio pops out to shallow right field to Ildemaro Vargas.
8:12 PM ET
Jarren Duran grounds out to shallow right field, Ildemaro Vargas to Tim Tawa. Caleb Durbin to second.
8:09 PM ET
Caleb Durbin singles to shallow center field.
8:08 PM ET
Adley Rutschman homers to right field.
8:07 PM ET
Willson Contreras strikes out swinging.
8:03 PM ET
Tim Tawa grounds out to shallow infield, Caleb Durbin to Willson Contreras.
8:00 PM ET
Geraldo Perdomo reaches on error to third base, advances to 2nd. Fielding error by Caleb Durbin.
7:59 PM ET
Gabriel Moreno homers to center field. Corbin Carroll scores. Ildemaro Vargas scores. Ryan Waldschmidt scores.
7:57 PM ET
Corbin Carroll hit by pitch. Ildemaro Vargas to second. Ryan Waldschmidt to third.
7:56 PM ET
Ildemaro Vargas singles to shallow center field. Ryan Waldschmidt to second.
7:55 PM ET
Ryan Waldschmidt singles to right field.
7:55 PM ET
Jose Fernandez strikes out swinging.
7:54 PM ET
James McCann pops out to shallow center field to Nick Sogard.
7:50 PM ET
Wilyer Abreu flies out to shallow right field to Corbin Carroll.
7:49 PM ET
Ceddanne Rafaela hits into a force out to shallow infield. Andruw Monasterio out at home.
7:48 PM ET
Nick Sogard out on a sacrifice bunt to shallow infield, Jose Fernandez to Ildemaro Vargas. Mickey Gasper to second. Andruw Monasterio to third.
7:46 PM ET
Mickey Gasper walks. Andruw Monasterio to second.
7:44 PM ET
Andruw Monasterio singles to center field.
7:40 PM ET
Jordan Lawlar pops out to shallow infield to Willson Contreras.
7:39 PM ET
Tim Tawa grounds out to third base. Geraldo Perdomo out at second.
7:37 PM ET
Geraldo Perdomo walks.
7:37 PM ET
Geraldo Perdomo called out on strikes.
7:33 PM ET
Jarren Duran lines out to left field to Ryan Waldschmidt.
7:31 PM ET
Caleb Durbin out on a sacrifice fly to deep right field to Corbin Carroll. Wilyer Abreu scores.
7:29 PM ET
Adley Rutschman singles to right field. Wilyer Abreu to third. Ceddanne Rafaela scores. Nick Sogard scores.
7:27 PM ET
Willson Contreras strikes out swinging.
7:25 PM ET
Wilyer Abreu walks. Ceddanne Rafaela to second. Nick Sogard to third.
7:23 PM ET
Ceddanne Rafaela singles to shallow infield. Nick Sogard to second.
7:22 PM ET
Nick Sogard singles to shallow center field.
7:19 PM ET
Gabriel Moreno grounds out to third base, Caleb Durbin to Willson Contreras.
7:17 PM ET
Corbin Carroll pops out to Adley Rutschman.
7:15 PM ET
Ildemaro Vargas flies out to shallow center field to Jarren Duran.

Game Preview

Both clubs sit 8.5 and 9 games back in their respective races, making the wild card the clearest path to October for each. Boston holds a one-game edge in the standings, which means Arizona needs wins in games exactly like this one to close that gap. The Red Sox are 30-31 at home, a number that keeps this from being a comfortable venue advantage. For the Diamondbacks, who are 30-33 on the road, a win at Fenway would carry both practical and psychological value as the calendar pushes toward the final stretch.

Boston Red Sox Team Statistics and Rankings

Win-Loss Record: 67-58
Home Record: 30-31
Away Record: 37-27
Division Record: 17-8
Streak: 1 Win streak
Winning Percentage: .536

Arizona Diamondbacks Team Statistics and Rankings

Win-Loss Record: 66-60
Home Record: 36-27
Away Record: 30-33
Division Record: 12-13
Streak: 2 Loss streak
Winning Percentage: .524

Stat Leaders

Boston Red Sox (67-58, #3 in division)

Batting Average Leader: Jake Rogers, 0.500
RBI Leader: Willson Contreras, 73 RBI
Home Run Leader: Willson Contreras, 25 HR
Runs Leader: Wilyer Abreu, 70 Runs
Hits Leader: Ceddanne Rafaela, 136 Hits
Stolen Bases Leader: Jarren Duran, 17 SB
ERA Leader: Alec Gamboa, 1.47 ERA
Strikeout Leader: Payton Tolle, 128 K
Wins Leader: Sonny Gray, 15 W
Saves Leader: Aroldis Chapman, 27 SV

Arizona Diamondbacks (66-60, #3 in division)

Batting Average Leader: Gabriel Moreno, 0.307
RBI Leader: Ketel Marte, 67 RBI
Home Run Leader: Ketel Marte, 21 HR
Runs Leader: Corbin Carroll, 76 Runs
Hits Leader: Ketel Marte, 117 Hits
Stolen Bases Leader: Corbin Carroll, 17 SB
ERA Leader: Gerardo Carrillo, 0.66 ERA
Strikeout Leader: Eduardo Rodriguez, 106 K
Wins Leader: Eduardo Rodriguez, 12 W
Saves Leader: Paul Sewald, 24 SV

What to Watch For

Boston’s pitching situation is worth watching closely. Alec Gamboa enters in a starting role for the first time this season, carrying a 1.47 ERA that makes him one of the more intriguing arms in the organization regardless of role. How long he goes and how the Red Sox manage the transition to their bullpen — which features Aroldis Chapman with 27 saves — will shape the game’s middle innings considerably.

On the offensive side, Caleb Durbin has quietly put together a productive season for Boston with 12 home runs, 61 RBI, 61 runs scored, and 15 stolen bases. He represents the kind of multi-dimensional threat that can change a game in several ways. For Arizona, Nolan Arenado is listed as day-to-day with a neck issue, and his availability will matter — he’s hitting .241 with 20 home runs and 62 RBI. If he’s out, the lineup loses a significant middle-of-the-order presence.

Gabriel Moreno’s .307 average gives Arizona a reliable contact bat behind the plate, and Geraldo Perdomo has contributed 107 hits, 9 home runs, and 17 stolen bases from the shortstop position. The Diamondbacks have enough offensive pieces to put pressure on Boston’s pitching staff, particularly if Gamboa’s workload is limited and the bullpen is tested early.

Boston Red Sox Injury Report

Zack Kelly – Elbow (D60) – The Boston Red Sox placed RHP Zack Kelly on the 60-day injured list with right elbow inflammation.
Tanner Houck – Elbow (D60) – The Boston Red Sox placed RHP Tanner Houck on the 60-day injured list due to a right flexor pronator strain.
Curtis Mead – Hand (D10) – The Boston Red Sox placed INF Curtis Mead on the 10-day injured list due to left wrist fracture.
Isiah Kiner-Falefa – Forearm (D60) – The Boston Red Sox tranaferred INF Isiah Kiner-Falefa to the 60-day injured list with left forearm inflammation.
Triston Casas – Knee (D60) – The Boston Red Sox transferred INF Triston Casas from the 10-day injured list to the 60-day injured list as he recovers from left patellar tendon repair.
Garrett Crochet – Shoulder (D60) – The Boston Red Sox transferred LHP Garrett Crochet to the 60-day injured list from the 15-day injured list with a left shoulder inflammation.
Garrett Whitlock – Elbow (D15) – The Boston Red Sox placed RHP Garrett Whitlock on the 15-day injured list due to inflammation in his pitching elbow.
Masataka Yoshida – Hamstring (D10) – The Boston Red Sox placed DH Masataka Yoshida on the 10-day injured list due to a hamstring injury.
Jahmai Jones – Undisclosed (Day-to-Day) – Jones was scratched from Monday’s (Aug. 17) against Arizona due to an undisclosed injury.
Justin Slaten – Elbow (D15) – The Boston Red Sox placed RHP Justin Slaten on the 15-day injured list due to right elbow inflammation.
Johan Oviedo – Elbow (D60) – The Boston Red Sox transferred RHP Johan Oviedo to the 60-day injured list due to a right elbow strain.
Kutter Crawford – Wrist (D60) – The Boston Red Sox transferred RHP Kutter Crawford from the 15-day injured list to the 60-day injured list as he recovers from right wrist surgery.
Roman Anthony – Wrist (D60) – The Boston Red Sox transferred OF Roman Anthony from the 10-day injured list to the 60-day injured list due to right wrist sprain.
Trevor Story – Abdomen (D60) – The Boston Red Sox transferred INF Trevor Story from the 10-day injured list to the 60-day injured list due to sports hernia.

Arizona Diamondbacks Injury Report

Ryan Thompson – Back (D15) – The Arizona Diamondbacks placed RHP Ryan Thompson on the 15-day injured list due to a strained lower back.
Lourdes Gurriel Jr. – Adductor (D10) – The Arizona Diamondbacks placed OF Lourdes Gurriel on the 10-day injured list due to right adductor strain.
Ryne Nelson – Elbow (D60) – The Arizona Diamondbacks transferred RHP Ryne Nelson to the 60-day injured list.
Corbin Burnes – Elbow (D60) – The Arizona Diamondbacks placed RHP Corbin Burnes on the 60-day injured list as he recovers from right ulnar collateral ligament surgery.
Cristian Mena – Shoulder (D60) – The Arizona Diamondbacks placed RHP Cristian Mena on the 60-day injured list with strained right shoulder.
Andrew Saalfrank – Shoulder (D60) – The Arizona Diamondbacks placed LHP Andrew Saalfrank on the 60-day injured list following his shoulder surgery.
Nolan Arenado – Neck (Day-to-Day) – Arenado is not in Monday’s (Aug. 17) game against Braves due to left trunk discomfort.
Blake Walston – Elbow (D60) – The Arizona Diamondbacks placed LHP Blake Walston on the 60-day injured list following left ulnar collateral ligament surgery.
Tommy Troy – Shoulder (D10) – The Arizona Diamondbacks placed OF Tommy Troy on the 10-day injured list with a right AC Joint.
A.J. Puk – Elbow (D60) – The Arizona Diamondbacks placed LHP A.J. Puk on the 60-day injured list.
Zac Gallen – Elbow (D60) – The Arizona Diamondbacks transferred RHP Zac Gallen to the 60-day injured list due to right elbow inflammation.
Drey Jameson – Hip (D15) – The Arizona Diamondbacks placed RHP Drey Jameson on the 15-day injured list due to right hip inflammation.

Boston Red Sox Upcoming 2026 Schedule

August 18, 2026 vs Arizona Diamondbacks
August 19, 2026 vs Arizona Diamondbacks
August 21, 2026 vs San Francisco Giants
August 22, 2026 vs San Francisco Giants
August 23, 2026 vs San Francisco Giants
August 24, 2026 at Miami Marlins
August 25, 2026 at Miami Marlins
August 26, 2026 at Miami Marlins
August 28, 2026 at New York Yankees
August 29, 2026 at New York Yankees

Arizona Diamondbacks Upcoming 2026 Schedule

August 18, 2026 at Boston Red Sox
August 19, 2026 at Boston Red Sox
August 21, 2026 vs Cincinnati Reds
August 22, 2026 vs Cincinnati Reds
August 23, 2026 vs Cincinnati Reds
August 24, 2026 vs Chicago Cubs
August 25, 2026 vs Chicago Cubs
August 26, 2026 vs Chicago Cubs
August 27, 2026 at San Francisco Giants
August 28, 2026 at San Francisco Giants

Frequently Asked Questions

Where to watch Arizona Diamondbacks vs Boston Red Sox game?
The Arizona Diamondbacks vs Boston Red Sox game airs on Arizona Diamondbacks, NESN, and MLB.TV – Arizona Diamondbacks on August 18, 2026 at 07:10 PM ET. You can also stream it live on Fubo with no cable required — start a free trial.
Boston Red Sox game tonight: what time and what channel?
The Arizona Diamondbacks vs Boston Red Sox game is scheduled for August 18, 2026 at 07:10 PM ET on Arizona Diamondbacks, NESN, and MLB.TV – Arizona Diamondbacks. You can stream it live on Fubo — no cable required. Free trial available.
How can I watch Boston Red Sox vs Arizona Diamondbacks without cable?
You can watch Boston Red Sox vs Arizona Diamondbacks without cable by streaming on Fubo. The game airs on Arizona Diamondbacks, NESN, and MLB.TV – Arizona Diamondbacks, which is included with a Fubo subscription. Regional availability restrictions may apply. Start a free trial and stream live — no cable needed.
Can I watch Arizona Diamondbacks vs Boston Red Sox on Fubo?
Yes — the Arizona Diamondbacks vs Boston Red Sox game is available on Fubo. Arizona Diamondbacks, NESN, and MLB.TV – Arizona Diamondbacks is included with a Fubo subscription — no cable required. Start a free trial.
Where can I live stream Arizona Diamondbacks vs Boston Red Sox?
You can live stream Arizona Diamondbacks vs Boston Red Sox on Fubo. The game airs on Arizona Diamondbacks, NESN, and MLB.TV – Arizona Diamondbacks and streams live on Fubo with no cable required. Start a free trial.
How can I watch Boston Red Sox vs Arizona Diamondbacks online free?
You can watch Boston Red Sox vs Arizona Diamondbacks online free by starting a Fubo free trial. Fubo streams the game live on smart TV, phone, tablet, and web browser — no cable required. Start your free trial.
Where is the Arizona Diamondbacks vs Boston Red Sox game being played?
The Arizona Diamondbacks vs Boston Red Sox game is being played at Fenway Park in Boston. Stream the game live on Fubo with no cable required — start a free trial.
What upcoming Boston Red Sox games can I watch on Fubo?
Upcoming Boston Red Sox games on Fubo:
• August 19, 2026 — Boston Red Sox vs Arizona Diamondbacks | 04:10 PM ET
• August 21, 2026 — Boston Red Sox vs San Francisco Giants | 07:10 PM ET
• August 22, 2026 — Boston Red Sox vs San Francisco Giants | 07:15 PM ET
• August 23, 2026 — Boston Red Sox vs San Francisco Giants | 03:15 PM ET
• August 24, 2026 — Boston Red Sox at Miami Marlins | 06:40 PM ET

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Yes. Fubo includes Unlimited Cloud DVR at no extra cost, so you can record any MLB game on Arizona Diamondbacks, NESN, and MLB.TV – Arizona Diamondbacks and watch it on your own schedule. Start a free trial.

Our game previews are produced programmatically using real-time data via Sportradar and AI writing tools. Articles are regularly reviewed for accuracy before publication.

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