Astros vs. Padres prediction, odds, time: 2026 MLB picks for 'Sunday Night Baseball' by proven model

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- San Diego Padres host the Houston Astros on Sunday Night Baseball at Petco Park (7:20 p.m. ET) in a rubber match after the teams split the first two games of the series.
- Houston Astros (60-58) lead the AL West by half a game, while the San Diego Padres (61-57) sit one game out of the final NL wild-card spot.
- Cristian Javier (1-2, 6.59 ERA) starts for Houston and Randy Vasquez (7-6, 4.19 ERA) starts for San Diego, with Vasquez posting a 4.91 ERA and allowing 10 home runs over eight home starts this season.
- San Diego is listed as a -120 money-line favorite with Houston at +108, and the over/under is set at 9 runs.
- SportsLine's Projection Model, which entered Week 19 on a 39-23 run on top-rated MLB picks, simulated the game 10,000 times and is taking the Over 9, projecting it clears 51% of the time.
- Three of Houston's past four games and five of San Diego's last seven have gone over the total, according to the source.
Why it matters: With both clubs within striking distance of October implications and two struggling starters on the mound — Javier at a 6.59 ERA and Vasquez allowing 10 homers at home — the model sees enough offensive upside to back the Over 9, a modest 51% projection that bettors weighing the rubber match at a playoff-pressure Petco Park will weigh against the Padres' -120 home favorite price.
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