Marlins vs Nationals Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 30

Odds updated as of 12:12 p.m.

The Washington Nationals are among the MLB teams playing on Sunday, up against the Miami Marlins.

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

Nationals vs Marlins Game Info

• Washington Nationals (65-73) vs. Miami Marlins (68-68)
• Date: Sunday, August 30, 2026
• Time: 12:15 p.m. ET
• Venue: Nationals Park -- Washington, District of Columbia
• Coverage: NBCSN and Peacock

Nationals vs Marlins Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: WSH: (-118) | MIA: (+110)
• Spread: WSH: +1.5 (-210) | MIA: -1.5 (+172)
• Total: 9.5 -- Over: (+102) | Under: (-124)

Nationals vs Marlins Probable Starting Pitchers

Probable Pitchers: Andrew Alvarez (Nationals) - 2-6, 3.72 ERA vs Janson Junk (Marlins) - 6-8, 4.21 ERA

The Nationals will give the nod to Andrew Alvarez (2-6) against the Marlins and Janson Junk (6-8). When Alvarez starts, his team is 5-7-0 against the spread this season. Alvarez's team has a record of 2-2 this season when he starts and they are the favorite on the moneyline. The Marlins have gone 10-9-0 ATS in Junk's 19 starts with a set spread. The Marlins have a 4-6 record in Junk's 10 starts this season when they were the moneyline underdog.

Nationals vs Marlins Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Nationals win (52%)

Nationals vs Marlins Moneyline

• Looking at the moneyline for Nationals-Marlins, Washington is the favorite at -118, and Miami is +110 playing on the road.

Nationals vs Marlins Spread

• The Marlins are 1.5-run favorites against the spread for this matchup with the Nationals. The Marlins are +172 to cover, while the Nationals are -210 to cover as a 1.5-run underdog on the runline.

Nationals vs Marlins Over/Under

• An over/under of 9.5 has been set for Nationals-Marlins on Aug. 30, with the over being +102 and the under -124.

Bet on Washington Nationals vs. Miami Marlins on FanDuel today!

Nationals vs Marlins Betting Trends

• The Nationals have been chosen as favorites in 27 games this year and have walked away with the win 14 times (51.9%) in those games.
• Washington has a record of 13-8 when favored by -118 or more this year.
• The Nationals' games have gone over the total in 69 of their 134 opportunities.
• The Nationals have posted a record of 75-59-0 against the spread this season.
• The Marlins have put together a 27-45 record in games they were listed as the moneyline underdog (winning 37.5% of those games).
• When playing as a moneyline underdog with odds of +110 or longer, Miami has a 16-28 record (winning just 36.4% of its games).
• The Marlins have played in 134 games with a set over/under, and have combined with their opponents to go over the total 65 times (65-67-2).
• The Marlins have gone 68-66-0 ATS this season.

Nationals Player Leaders

• C.J. Abrams has an OPS of .856, fueled by an OBP of .346 and a team-best slugging percentage of .510 this season. He has a .269 batting average.
• Among all qualified batters, he ranks 46th in batting average, his on-base percentage ranks 47th, and he is 12th in slugging.
• Daylen Lile is hitting .252 with 26 doubles, six triples, 18 home runs and 35 walks, while slugging .429 with an on-base percentage of .304.
• Among qualified hitters, his batting average places him 76th, his on-base percentage 110th, and his slugging percentage 59th.
• Lile heads into this matchup looking to extend his three-game hit streak. In his last five games he is batting .438 with a double, a triple, two home runs, five walks and four RBIs.
• Jacob Young is batting .247 with a .396 slugging percentage and 43 RBI this year.
• Keibert Ruiz has been key for Washington with 81 hits, an OBP of .319 plus a slugging percentage of .450.
• Ruiz heads into this matchup on a two-game hitting streak. During his last five outings he is hitting .353 with a double, a home run, two walks and two RBIs.

Marlins Player Leaders

• Otto Lopez has put up a slugging percentage of .440 and has 162 hits, both team-best numbers for the Marlins. He's batting .306 and with an on-base percentage of .341.
• Including all qualifying hitters, he is fifth in batting average, while his on-base percentage ranks 56th and he is 51st in slugging.
• Lopez takes a five-game hitting streak into this game. During his last five outings he is hitting .318 with a double and an RBI.
• Xavier Edwards paces his team with a .360 on-base percentage. He has a batting average of .283 while slugging .377.
• He is currently 22nd in batting average, 31st in on-base percentage and 110th in slugging percentage among all qualified hitters.
• Javier Sanoja is batting .281 with 28 doubles, two triples, six home runs and 22 walks.
• Jakob Marsee is batting .209 with 15 doubles, five triples, eight home runs and 67 walks.

Nationals vs Marlins Head to Head

• 8/29/2026: 5-4 WSH (Favorite: Marlins, Spread: -1.5, Total: 8, Favorite Moneyline: -108, Underdog Moneyline: +100)
• 8/28/2026: 9-2 WSH (Favorite: Marlins, Spread: -1.5, Total: 8.5, Favorite Moneyline: -134, Underdog Moneyline: +124)
• 8/23/2026: 6-2 MIA (Favorite: Marlins, Spread: -1.5, Total: 8.5, Favorite Moneyline: -158, Underdog Moneyline: +146)
• 8/22/2026: 4-2 MIA (Favorite: Marlins, Spread: -1.5, Total: 7.5, Favorite Moneyline: -180, Underdog Moneyline: +166)
• 8/21/2026: 3-2 MIA (Favorite: Marlins, Spread: -1.5, Total: 7.5, Favorite Moneyline: -146, Underdog Moneyline: +136)
• 6/3/2026: 4-1 MIA (Favorite: Nationals, Spread: -1.5, Total: 8, Favorite Moneyline: -108, Underdog Moneyline: -108)
• 6/2/2026: 7-3 MIA (Favorite: Nationals, Spread: -1.5, Total: 9, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 6/1/2026: 7-3 MIA (Favorite: Nationals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -138, Underdog Moneyline: +118)
• 5/10/2026: 5-2 MIA (Favorite: Marlins, Spread: -1.5, Total: 8.5, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 5/9/2026: 8-7 MIA (Favorite: Marlins, Spread: -1.5, Total: 8.5, Favorite Moneyline: -164, Underdog Moneyline: +138)

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