The Boston Red Sox and Pittsburgh Pirates close their three-game set at PNC Park on Sunday with an even arm matchup and a nearly even price. Pittsburgh hands the ball to strikeout machine newly acquired Lake Bachar, while Boston counters with a rebuilt Patrick Sandoval. Oddsmakers still make the Red Sox a slim favorite, yet the pitching and the ballpark point somewhere quieter. Our lean starts with the run environment and works out from there.
Last Updated: Sunday, August 16, 2026
Boston Red Sox vs. Pittsburgh Pirates — Time & How to Watch
| Where | PNC Park, Pittsburgh, PA |
| When | Sunday, August 16, 2026 — 1:35 PM ET |
| TV | NESN / SportsNet Pittsburgh |
Boston Red Sox vs. Pittsburgh Pirates Betting Preview
The pitching matchup is the story. Pittsburgh starts Lake Bachar, who carries a 3.97 ERA with a tidy 1.08 WHIP and 68 strikeouts in 65.2 innings. His 1-2 record is not indicative of how he has pitched this season. Still, he has only started 4 games this season. His last time out, he allowed 3 runs over 3 innings against Miami and took a no-decision.
Boston answers with Patrick Sandoval, back on a full workload after internal brace elbow surgery cost him all of 2025. The lefty owns a 3.30 ERA but a bloated 1.70 WHIP, a sign of traffic he has not fully cleaned up. He labored through six innings at Toronto on August 11, allowing two earned runs with three walks. Both clubs are 4-6 over their last 10, and both offenses run hot and cold.
The standings frame the stakes differently. Boston sits around 65-57, third in the AL East and squarely in the wild-card chase. Pittsburgh, near 60-64, is buried at the bottom of the NL Central. The teams split the first two games, with Pittsburgh winning the opener 8-4 before Boston answered with a 4-0 shutout in Saturday’s Red Sox vs. Pirates matchup. Sunday is the rubber match.
Boston Red Sox vs. Pittsburgh Pirates Odds
| Run Line | Moneyline | Total | |
|---|---|---|---|
| Red Sox | -1.5 (+141) | -114 | U 8.5 (-125) |
| Pirates | +1.5 (-171) | +106 | O 8.5 (+105) |
Odds accurate as of August 16, 2026 via TheSpread.com. Odds change, get the latest MLB Odds – Futures – Props
Boston Red Sox vs. Pittsburgh Pirates — Who Is the Public Betting?
| Red Sox | 65% | 35% | Pirates |
See the latest MLB Public Betting Splits and make smarter wagers!
Red Sox vs. Pirates Prediction — Does the Ballpark Do the Heavy Lifting?
Start with the run environment. PNC Park is one of the more run-suppressing venues in the majors and has frequently silenced bats, creating a quiet afternoon. Bachar misses bats at an elite rate, and even his rougher July outings still produced strikeouts in bunches. Against a Boston lineup that just scratched out four runs in the series, the ceiling on this side of the scoreboard is limited.
The other side is shakier but still points down. Sandoval walks too many hitters, yet he draws a Pittsburgh offense that has been shut out repeatedly this month and mustered nothing on Saturday. Both lineups sit at 4-6 over their last 10, alternating blowouts with blanks. In a pitcher’s park, the blanks feel more likely here.
The case against a quiet afternoon is real. The total ticked up from 8 to 8.5, hinting at some scoreboard money, and Sandoval’s high WHIP can turn one bad inning into a crooked number. Boston’s bats have posted 12- and 13-run games recently. Even so, the matinee-matchup-in-a-pitcher’s-park combination is the cleanest read on the board.
The Pick: Under 8.5 (-125)
Red Sox vs. Pirates Prediction — Can Pittsburgh Keep It Within Reach?
This game projects tight, and tight games reward a margin for error. Bachar has the stuff to keep Pittsburgh within a run deep into the afternoon, and roughly a quarter of all MLB games are decided by a single run for a reason. For Boston to win comfortably, the Red Sox must pull away by two or more on the road, in a park that fights against big innings.
There is also a market read worth noting. Pittsburgh opened as the moneyline favorite before public money flipped the number toward Boston, with 65 percent of run-line tickets on the Red Sox. That is recreational money chasing the road name, not a sharp signal. The counter is honest: the cushion is not cheap at the current price, and a cold Pirates lineup could let Boston separate. But pairing the home squad with a little insurance fits a game that should stay close.
The Pick: Pirates Run Line +1.5 (-170)
Final Thoughts and Bonus Angle
The swing factor is Bachar’s command. When he pounds the zone, this is a low-scoring, one-run type of game that supports both of our leans. If the walks return and Boston’s patient hitters run his pitch count up, the bullpen door opens early, and the run environment changes fast. Watch Sandoval’s first two innings too, since traffic against the Pirates could either fizzle or snowball.
Both plays lean on the same read: a plucky starter in a pitcher’s park keeping the scoreboard tame. To recap the card for Sunday’s rubber game, the two best bets are Under 8.5 (-125) and the Pirates on the run line at +1.5 (-170).
MLB Red Sox vs. Pirates FAQ: Sunday August 16, 2026
What time does the Red Sox vs. Pirates game start?
First pitch is set for 1:35 PM ET on Sunday, August 16, 2026, at PNC Park in Pittsburgh. It is the finale of a three-game interleague series and a Sunday matinee, so the early start time means an afternoon window rather than the usual evening slot.
What channel is the Red Sox vs. Pirates game on?
The game airs regionally on NESN for Boston viewers and SportsNet Pittsburgh for the local Pirates market. Out-of-market fans can stream it through MLB.TV. Because it is a regional broadcast rather than a national window, availability depends on your location and provider.
Who is pitching for the Pittsburgh Pirates on Sunday?
Lake Bachar gets the ball for Pittsburgh. The right-hander enters at 1-2 with a 3.97 ERA and 68 strikeouts over 65.2 innings, numbers that undersell how well he has pitched given weak run support. He opposes Boston left-hander Patrick Sandoval in the rubber match.
Who won the last meeting between the Red Sox and Pirates?
Boston won the most recent meeting 4-0 on Saturday, August 15, shutting out the Pirates at PNC Park. That evened the series at one game apiece after Pittsburgh took the opener 8-4 on August 14, setting up Sunday’s finale as the decider between the clubs.