Astros vs Nationals Prediction, Odds & Player Prop Bets Today – MLB, Apr 20

Washington Nationals designated hitter Joey Meneses (45) bats during a baseball game against the Detroit Tigers at Nationals Park, Sunday, May 21, 2023, in Washington.
(AP Photo/Alex Brandon)
  • The Astros are -175 favorites vs the Nationals
  • Astros vs Nationals Over / Under today: 9 Runs
  • Astros / Nationals TV Channel: MASN | SCHN

The Houston Astros (-175) visit Nationals Park to take on the Washington Nationals (+145) on Saturday, April 20, 2024. First pitch is scheduled for 4:05pm EDT in Washington, DC.

This season, the Astros are 7-14 against the spread (ATS), while the Nationals are 11-8 ATS.

Astros vs Nationals Starting Pitchers Today:

  • Astros starting pitcher: Ronel Blanco 0-0, 0.00 ERA
  • Nationals starting pitcher: Trevor Williams 0-0, 0.00 ERA

Astros vs. Nationals Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Astros-1.5 -110O 9.5 -120-175
Nationals +1.5 -110U 9.5 +100+145

Astros vs Nationals Prediction for Today’s Game

Based on recent trends the model predicts the Astros will win Saturday‘s MLB game with 64.1% confidence, factoring in game simulations, recent player performances, starting pitchers and injuries.


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We’ve highlighted some favorite MLB player prop bets for Astros players for Saturday‘s game, looking at profitable historical betting trends:

Best Astros Player Prop Bets Today:

  • Cristian Javier has hit the Strikeouts Under in 22 of his last 30 games (+12.70 Units / 33% ROI)
  • Victor Caratini has hit the Total Bases Over in his last 7 away games (+7.50 Units / 74% ROI)
  • Jon Singleton has hit the Hits Over in 9 of his last 10 games (+7.20 Units / 47% ROI)
  • Jon Singleton has hit the Singles Over in 7 of his last 10 games (+7.15 Units / 71% ROI)
  • Victor Caratini has hit the Hits Over in his last 7 away games (+7.00 Units / 53% ROI)

And here are some favorite MLB player prop bets for Nationals players for Saturday‘s game, looking at profitable historical betting trends:

Best Nationals Player Prop Best Bets Today:

  • Patrick Corbin has hit the Earned Runs Over in his last 6 games (+6.10 Units / 77% ROI)
  • Patrick Corbin has hit the Pitching Outs Over in 19 of his last 30 games (+5.60 Units / 15% ROI)
  • Jake Irvin has hit the Pitching Outs Over in 8 of his last 11 games (+5.15 Units / 38% ROI)
  • Drew Millas has hit the Runs Under in his last 5 games at home (+5.00 Units / 40% ROI)
  • Dominic Smith has hit the Singles Under in 12 of his last 18 games at home (+4.70 Units / 20% ROI)
  • The Houston Astros have hit the Moneyline in 53 of their last 80 away games (+22.35 Units / 21% ROI)
  • The Houston Astros have hit the 1st Five Innings (F5) Team Total Over in 40 of their last 60 away games (+16.18 Units / 22% ROI)
  • The Houston Astros have covered the Run Line in 40 of their last 62 away games (+15.50 Units / 18% ROI)
  • The Houston Astros have hit the Game Total Over in 37 of their last 61 games (+15.00 Units / 22% ROI)
  • The Houston Astros have hit the Team Total Over in 34 of their last 51 away games (+13.80 Units / 23% ROI)
  • The Washington Nationals have hit the Moneyline in 66 of their last 144 games (+23.45 Units / 16% ROI)
  • The Washington Nationals have hit the Game Total Over in 13 of their last 20 games at home (+6.30 Units / 28% ROI)
  • The Washington Nationals have covered the Run Line in 4 of their last 6 games (+2.50 Units / 41% ROI)
  • The Washington Nationals have hit the 1st Five Innings (F5) Team Total Over in 3 of their last 5 games (+1.15 Units / 21% ROI)

Astros Against the Spread (ATS) Record

Against the spread this season, the Astros are 8-13 against the Run Line (-3.7 Units / -16.05% ROI).

  • 7-14 when betting on the Moneyline for -10.2 Units / -38.56% ROI
  • 8-11 when betting on the total runs Over for -3.95 Units / -17.17% ROI
  • 11-8 when betting on the total runs Under for +2.2 Units / 9.48% ROI

Nationals Against the Spread (ATS) Record

Against the spread this season, the Nationals are 11-8 against the Run Line (+1.65 Units / 6.73% ROI).

  • 8-11 when betting on the Moneyline for +2.95 Units / 15.25% ROI
  • 8-10 when betting on the total runs Over for -3 Units / -14.39% ROI
  • 10-8 when betting on the total runs Under for +1.1 Units / 5.25% ROI

Nationals vs Astros Home Run Prop Bets Today

Over Under
Joey Gallo (WAS) 0.5 +210 0.5 -250
Yordan Alvarez (HOU) 0.5 +220 0.5 -275
Kyle Tucker (HOU) 0.5 +400 0.5 -550
Yainer Diaz (HOU) 0.5 +400 0.5 -550
C.J. Abrams (WAS) 0.5 +400 0.5 -550

Nationals vs Astros Total Hits Prop Bets Today

Over Under
Alex Bregman (HOU) 0.5 -275 0.5 +195
Yordan Alvarez (HOU) 0.5 -250 0.5 +175
Luis Garcia (WAS) 0.5 -250 0.5 +185
C.J. Abrams (WAS) 0.5 -225 0.5 +165
Lane Thomas (WAS) 0.5 -225 0.5 +165

Nationals vs Astros RBI Prop Bets Today

Over Under
Yordan Alvarez (HOU) 0.5 +115 0.5 -155
Joey Gallo (WAS) 0.5 +125 0.5 -165
Yainer Diaz (HOU) 0.5 +130 0.5 -165
Kyle Tucker (HOU) 0.5 +145 0.5 -190
Alex Bregman (HOU) 0.5 +155 0.5 -200

Nationals vs Astros Strikeout Prop Bets Today

Over Under

Ronel Blanco has allowed a slugging percentage of just .090 (6 Total Bases / 67 ABs) this season — best among qualified SPs in MLB; League Avg: .379 — 100th Percentile.

Opponents are hitting just .090 (6-for-67) against Ronel Blanco this season — best among qualified SPs in MLB; League Avg: .234 — 100th Percentile.

Ronel Blanco has allowed a slugging percentage of just .105 (4 Total Bases / 38 ABs) against right-handed batters this season — 2nd best among qualified SPs in MLB; League Avg: .377 — 98th Percentile.

Ronel Blanco has allowed a slugging percentage of just .121 (4 Total Bases / 33 ABs) in non-two strike counts this season — best among qualified SPs in MLB; League Avg: .532 — 100th Percentile.

Nationals Starting Pitcher Stats & Trends

Trevor Williams has thrown his off-speed pitches for a strike just 51% (983/1,938) of the time since the 2022 season — 2nd lowest in MLB among starting pitchers with at least 136 total IP; League Avg: 62% — first Percentile.

Trevor Williams has thrown his breaking pitches for a strike just 51% (534/1,042) of the time since the 2022 season — lowest in MLB among starting pitchers with at least 136 total IP; League Avg: 63% — 0 Percentile.

Opponents have a swing rate of just 34% (198/576) against Trevor Williams on sliders since last season — lowest in MLB among starting pitchers with at least 72 total IP; League Avg: 49% — first Percentile.

Trevor Williams has thrown his off-speed pitches for a strike just 51% (687/1,347) of the time since last season — lowest in MLB among starting pitchers with at least 72 total IP; League Avg: 62% — first Percentile.

Astros Keys to the Game vs. the Nationals

The Astros are 41-23 (.641) after a road loss since the 2022 season — 2nd best in MLB; League Avg: .460.

The Astros are 96-25 (.793) when they’ve hit 2 or more home runs since the 2022 season — 3rd best in MLB; League Avg: .697.

The Astros are just 7-12 (.368) when tied entering the 8th inning since the 2023 season — 5th lowest in MLB; League Avg: .500.

The Astros are 62-42 (.596) after a road win since the 2022 season — 2nd best in MLB; League Avg: .493.

Nationals Keys to the Game vs. the Astros

The Nationals are just 48-84 (.364) after a win since the 2022 season — lowest in MLB; League Avg: .513.

The Nationals are just 67-44 (.604) when they’ve had 10 or more hits since the 2022 season — 2nd lowest in MLB; League Avg: .730.

The Nationals are just 42-174 (.194) when scoring 4 or fewer runs since the 2022 season — lowest in MLB; League Avg: .280.

The Nationals are just 27-46 (.370) after a road win since the 2022 season — 3rd lowest in MLB; League Avg: .493.

Astros hitters have just 686 strikeouts in 3,903 PA’s (18%) against LHP since the 2022 season — best in MLB; League Avg: 22%.

Astros hitters have just 365 strikeouts in 2,053 PA’s (18%) against LHP since last season — best in MLB; League Avg: 22%.

14% of Astros’ hitters plate appearances have lasted only one pitch (1,766/13,129 PA’s) since the 2022 season — highest in MLB; League Avg: 11%.

The Astros are batting .267 against LHP since the 2022 season — 2nd best in MLB; League Avg: .249.

The Nationals are batting just .068 on pitches out of the zone this season — lowest in MLB; League Avg: .159.

The Nationals have a winning percentage of just 37% at home since the 2022 season — 2nd lowest in MLB; League Avg: 52%.

Nationals hitters are slugging just .093 on pitches out of the zone this season — lowest in MLB; League Avg: .220.

Nationals hitters have an OPS of just .583 (254 PA’s) against LHP this season — 3rd lowest in MLB; League Avg: .705.

Astros pitchers have a strikeout rate of just 19% this season — 2nd lowest in MLB; League Avg: 23%.

Opponents have a miss rate of 27% against Astros pitchers since last season — tied for 3rd best in MLB; League Avg: 26%.

Astros pitchers have an ERA of 6.92 (67.2 IP) on the road this season — highest in MLB; League Avg: 4.07.

Opponents have a miss rate of 28% against Astros pitchers since the 2022 season — 2nd best in MLB; League Avg: 26%.

Opponents have a miss rate of just 23% against Nationals pitchers since last season — tied for 2nd lowest in MLB; League Avg: 26%.

Nationals pitchers have allowed an OBP of .356 (3,010 PA’s) when facing the leadoff batter in the inning since the 2022 season — highest in MLB; League Avg: .309.

Opponents have a miss rate of just 23% against Nationals pitchers since the 2022 season — 3rd lowest in MLB; League Avg: 26%.

Nationals pitchers have a strikeout rate of just 20% since last season — 3rd lowest in MLB; League Avg: 23%.

Nationals vs. Astros Injuries Tonight That May Affect Prop Bets 

  • Zach Brzykcy (Washington Nationals): Elbow, Out
  • Stone Garrett (Washington Nationals): Ankle, 10-Day IL
  • Stephen Strasburg (Washington Nationals): Shoulder, 60-Day IL
  • Nick Senzel (Washington Nationals): Thumb, 10-Day IL
  • Mason Thompson (Washington Nationals): Elbow, 60-Day IL
  • Cade Cavalli (Washington Nationals): Elbow, 60-Day IL
  • Grae Kessinger (Houston Astros): Hamstring, Day-To-Day
  • Justin Verlander (Houston Astros): Shoulder, 15-Day IL
  • Penn Murfee (Houston Astros): Elbow, 15-Day IL
  • Kendall Graveman (Houston Astros): Shoulder, 60-Day IL
  • Jose Abreu (Houston Astros): Hand, Day-To-Day
  • Jose Urquidy (Houston Astros): Forearm, 15-Day IL
  • Oliver Ortega (Houston Astros): Elbow, 15-Day IL
  • Lance McCullers (Houston Astros): Forearm, 60-Day IL
  • Bennett Sousa (Houston Astros): Shoulder, 15-Day IL
  • Forrest Whitley (Houston Astros): Finger, 7-Day IL
  • Shawn Dubin (Houston Astros): Forearm, 15-Day IL

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Our BetMGM editors and authors are sports experts with a wealth of knowledge of the sports industry at all levels. Their coverage includes sports news, previews and predictions, fun facts, and betting.