Phillies vs Nationals Prediction, Odds, Moneyline, Spread & Over/Under for March 31

Odds updated as of 6:12 p.m.

MLB action on Tuesday includes the Philadelphia Phillies facing the Washington Nationals.

Here's what you need to know before checking out today's MLB odds and spreads on FanDuel Sportsbook.

Phillies vs Nationals Game Info

• Philadelphia Phillies (1-3) vs. Washington Nationals (3-1)
• Date: Tuesday, March 31, 2026
• Time: 6:40 p.m. ET
• Venue: Citizens Bank Park -- Philadelphia, Pennsylvania
• Coverage: MLB Network, NBCS-PH+, and Nationals.TV

Phillies vs Nationals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: PHI: (-188) | WSH: (+158)
• Spread: PHI: -1.5 (+105) | WSH: +1.5 (-126)
• Total: 9.5 -- Over: (-110) | Under: (-110)

Phillies vs Nationals Probable Starting Pitchers

Probable Pitchers: Andrew Painter (Phillies) - 0-0, 0.00 ERA vs PJ Poulin (Nationals) - 0-0, 0.00 ERA

The Phillies will look to Andrew Painter against the Nationals and PJ Poulin. Painter did not appear in a game when his team was the moneyline favorite last season. Poulin and his team were underdogs on the moneyline each time he pitched a season ago.

Phillies vs Nationals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Phillies win (65.5%)

Phillies vs Nationals Moneyline

• Philadelphia is the favorite, -188 on the moneyline, while Washington is a +158 underdog on the road.

Phillies vs Nationals Spread

• The Phillies are 1.5-run home favorites on the runline against the Nationals. The Phillies are +105 to cover, and the Nationals are -126.

Phillies vs Nationals Over/Under

• The over/under for the Phillies versus Nationals contest on March 31 has been set at 9.5, with -110 odds on the over and -110 odds on the under.

Bet on Philadelphia Phillies vs. Washington Nationals on FanDuel today!

Phillies vs Nationals Betting Trends

• The Phillies came away with 79 wins in the 123 contests they were listed as the favorites last season.
• Last year, Philadelphia won 28 of 35 games when listed as at least -188 on the moneyline.
• The Phillies and their opponents hit the over in 67 of their 159 games with a total last season.
• The Nationals won 56 of the 131 games they were the underdog on the moneyline last season (42.7%).
• When it played as a moneyline underdog with odds of +158 or longer last year, Washington went 9-29 (23.7%).
• The Nationals combined with their opponents to go over the total 83 times last season for an 83-66-7 record against the over/under.

Phillies Player Leaders

• Kyle Schwarber had 145 hits and an OBP of .365 last season.
• Trea Turner had an OPS of .812, fueled by an OBP of .355 and a slugging percentage of .457.
• Last season, Bryce Harper finished with 27 home runs, 75 RBI and a batting average of .261 last season.
• Bryson Stott slashed .257/.328/.391 and finished with an OPS of .719.

Nationals Player Leaders

• C.J. Abrams had 35 doubles, five triples, 19 home runs and 37 walks while batting .257 last season.
• James Wood put up 153 hits and a .350 on-base percentage while slugging .475.
• Luis Garcia hit .252 with 28 doubles, a triple, 16 home runs and 27 walks a season ago.
• Daylen Lile hit .299 with 15 doubles, 11 triples, nine home runs and 21 walks.

Phillies vs Nationals Head to Head

• 3/30/2026: 13-2 WSH (Favorite: Phillies, Spread: -1.5, Total: 9, Favorite Moneyline: -168, Underdog Moneyline: +142)
• 8/24/2025: 3-2 PHI (Favorite: Phillies, Spread: -1.5, Total: 9.5, Favorite Moneyline: -275, Underdog Moneyline: +225)
• 8/23/2025: 6-4 PHI (Favorite: Phillies, Spread: -1.5, Total: 10.5, Favorite Moneyline: -260, Underdog Moneyline: +215)
• 8/22/2025: 5-4 WSH (Favorite: Phillies, Spread: -1.5, Total: 9, Favorite Moneyline: -188, Underdog Moneyline: +158)
• 8/17/2025: 11-9 PHI (Favorite: Phillies, Spread: -1.5, Total: 10, Favorite Moneyline: -198, Underdog Moneyline: +166)
• 8/16/2025: 2-0 WSH (Favorite: Phillies, Spread: -1.5, Total: 9.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 8/15/2025: 6-2 PHI (Favorite: Phillies, Spread: -1.5, Total: 8, Favorite Moneyline: -190, Underdog Moneyline: +160)
• 8/14/2025: 3-2 WSH (Favorite: Phillies, Spread: -1.5, Total: 8.5, Favorite Moneyline: -186, Underdog Moneyline: +156)
• 5/1/2025: 4-2 WSH (Favorite: Phillies, Spread: -1.5, Total: 9.5, Favorite Moneyline: -174, Underdog Moneyline: +146)
• 4/30/2025: 7-2 PHI (Favorite: Phillies, Spread: -1.5, Total: 7.5, Favorite Moneyline: -255, Underdog Moneyline: +210)

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