Mets vs Nationals Prediction, Odds, Moneyline, Spread & Over/Under for May 18

Odds updated as of 2:11 a.m.

The New York Mets are among the MLB squads in action on Monday, up against the Washington Nationals.

We've got you covered, in terms of the vital information regarding this game before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Mets vs Nationals Game Info

• New York Mets (20-26) vs. Washington Nationals (23-24)
• Date: Monday, May 18, 2026
• Time: 6:45 p.m. ET
• Venue: Nationals Park -- Washington, District of Columbia
• Coverage: Nationals.TV and SNY

Mets vs Nationals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: NYM: (-148) | WSH: (+126)
• Spread: NYM: -1.5 (+106) | WSH: +1.5 (-128)
• Total: 10 -- Over: (-112) | Under: (-108)

Mets vs Nationals Probable Starting Pitchers

Probable Pitchers: Christian Scott (Mets) - 0-0, 3.45 ERA vs Jake Irvin (Nationals) - 1-4, 5.91 ERA

The Mets will look to Christian Scott against the Nationals and Jake Irvin (1-4). Scott's team is 2-2-0 against the spread this season in his starts. When Scott starts a game and his team is the favorite on the moneyline, they have a record of 3-1. The Nationals have a 5-4-0 ATS record in Irvin's nine starts that had a set spread. The Nationals have been the moneyline underdog in eight of Irvin's starts this season, and they went 4-4 in those matchups.

Mets vs Nationals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mets win (55.9%)

Mets vs Nationals Moneyline

• Looking at the moneyline for Mets-Nationals, New York is the favorite at -148, and Washington is +126 playing at home.

Mets vs Nationals Spread

• The Nationals are hosting the Mets, and are +1.5 on the runline. The Nationals are +106 to cover the spread, and the Mets are -128.

Mets vs Nationals Over/Under

• Mets versus Nationals, on May 18, has an over/under of 10, with the over being -112 and the under -108.

Bet on New York Mets vs. Washington Nationals on FanDuel today!

Mets vs Nationals Betting Trends

• The Mets have come away with 17 wins in the 34 contests they have been listed as the favorites in this season.
• This season New York has been victorious eight times in 21 chances when named as a favorite of at least -148 on the moneyline.
• The Mets and their opponents have hit the over in 18 of their 46 games with a total set by oddsmakers this season.
• In 46 games with a line this season, the Mets have a mark of 19-27-0 against the spread.
• The Nationals have won 47.7% of the games this season they were the moneyline underdog (21-23).
• When playing as a moneyline underdog with odds of +126 or longer, Washington has a 12-15 record (winning 44.4% of its games).
• The Nationals have played in 47 games with a set over/under, and have combined with opponents to go over the total 29 times (29-15-3).
• The Nationals have collected a 27-20-0 record against the spread this season (covering 57.4% of the time).

Mets Player Leaders

• Juan Soto is batting .281 with four doubles, a triple, six home runs and 18 walks. He has an on-base percentage of .376 and a slugging percentage of .491.
• Soto will look for his fifth straight game with a hit in this contest. In his last five games he is hitting .333 with two home runs, three walks and three RBIs.
• Mark Vientos leads New York with 32 hits. He is batting .241 this season and has 12 extra-base hits. He's also slugging .421 with an on-base percentage of .282.
• He is 107th in batting average, 149th in on-base percentage and 71st in slugging in MLB.
• Vientos brings a two-game streak with at least one hit into this matchup. During his last five outings he is hitting .250 with a double, a home run and five RBIs.
• Carson Benge has collected 35 base hits, an OBP of .301 and a slugging percentage of .347 this season.
• Benge enters this game with two games in a row with at least one hit. During his last five outings he is batting .391 with a double and two RBIs.
• Marcus Semien has three home runs, 15 RBI and a batting average of .229 this season.

Nationals Player Leaders

• C.J. Abrams has 50 hits with a .530 slugging percentage, both team-best statistics for the Nationals. He's batting .298 and with an on-base percentage of .388.
• Including all qualifying hitters in the big leagues, his batting average places him 20th, his on-base percentage is 16th, and he is 20th in slugging.
• Abrams takes a three-game hitting streak into this matchup. In his last five games he is batting .333 with four doubles, a walk and two RBIs.
• James Wood's .389 on-base percentage paces his team. He has a batting average of .242 while slugging .511.
• He is 106th in batting average, 15th in on-base percentage and 24th in slugging percentage in the majors.
• Daylen Lile has racked up a team-high .451 slugging percentage.
• Luis Garcia has nine doubles, two triples, three home runs and six walks while hitting .273.

Mets vs Nationals Head to Head

• 4/30/2026: 5-4 WSH (Favorite: Mets, Spread: -1.5, Total: 7.5, Favorite Moneyline: -190, Underdog Moneyline: +160)
• 4/29/2026: 14-2 WSH (Favorite: Mets, Spread: -1.5, Total: 7.5, Favorite Moneyline: -162, Underdog Moneyline: +136)
• 4/28/2026: 8-0 NYM (Favorite: Mets, Spread: -1.5, Total: 8, Favorite Moneyline: -188, Underdog Moneyline: +158)
• 9/21/2025: 3-2 WSH (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -290, Underdog Moneyline: +235)
• 9/20/2025: 5-3 WSH (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -290, Underdog Moneyline: +235)
• 9/19/2025: 12-6 NYM (Favorite: Mets, Spread: -1.5, Total: 9, Favorite Moneyline: -245, Underdog Moneyline: +200)
• 8/21/2025: 9-3 WSH (Favorite: Mets, Spread: -1.5, Total: 8, Favorite Moneyline: -134, Underdog Moneyline: +114)
• 8/20/2025: 5-4 WSH (Favorite: Mets, Spread: -1.5, Total: 9, Favorite Moneyline: -172, Underdog Moneyline: +144)
• 8/19/2025: 8-1 NYM (Favorite: Mets, Spread: -1.5, Total: 9, Favorite Moneyline: -205, Underdog Moneyline: +172)
• 6/12/2025: 4-3 NYM (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -215, Underdog Moneyline: +180)

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