Tampa Bay Rays vs Washington Nationals Odds

The Rays will play the Nationals on Sunday, August 31st, 2025. Your timezone's first pitch time is 1:35 pm EDT. Check local listings or your nearest streaming app for coverage.

Learn more about MLB Betting with our handy tutorial and guide. We explain money line, total and run line bets. Plus, a great discussion about exotic bets like MLB Baseball parlays and props.

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Best Rays at Nationals Odds

**Best Moneyline Betting Odds**
Underdog Washington Nationals	Favorite Tampa Bay Rays
+120 BetRivers Bet	-143 BetRivers Bet

The Tampa Bay Rays are the -143 moneyline favorite. Risk $143 to win $100 on the Tampa Bay Rays at BetRivers. The Washington Nationals are the +120 underdog at BetRivers. Risk $100 to win $120 on the Washington Nationals. Learn more about how to bet on money lines.

**Best Total Betting Odds**
Over	Under
8 o -115 BetRivers Bet	8 u -108 BetRivers Bet

BetRivers has the best over line of 8 runs. Risk $115 to win $100. BetRivers has the best under line of 8 runs. Risk $108 to win $100. Our tutorial explains more about total bets.

**Best Run Line Betting Odds**
Underdog Washington Nationals	Favorite Tampa Bay Rays
+1.5 -148 BetRivers Bet	-1.5 +120 BetRivers Bet

The Tampa Bay Rays have a -1.5 +120 run line at BetRivers PA. They are the run line favorite in this matchup. The Washington Nationals have a +1.5 -148 run line at BetRivers PA. The Washington Nationals are the run line underdogs. Review how to bet on a point spread with our text and video tutorials.

Matchup Odds FAQs

What is the moneyline for the Tampa Bay Rays vs Washington Nationals MLB game on Sunday, August 31st, 2025?

The Tampa Bay Rays are the -143 moneyline favorite at BetRivers and the Washington Nationals are the +120 moneyline underdog at BetRivers.

What is the over-under total line for the Tampa Bay Rays vs Washington Nationals MLB game on Sunday, August 31st, 2025?

The best over line is 8 -115 runs at BetRivers, which means you risk $115 to win $100 betting the over. The best under line is 8 -108 runs at BetRivers, and that means you risk $108 to win $100 betting the under.

What is the run line for the Tampa Bay Rays vs Washington Nationals MLB game on Sunday, August 31st, 2025?

The Tampa Bay Rays are -1.5 +120 run line favorites at BetRivers, while the Washington Nationals are +1.5 -148 run line underdogs at BetRivers.

MLB Odds Example

MLB Odds and Outcomes Explained
Game	BetRivers Bet
Rays Nationals 8/31/25 1:35pm EDT	-143 +120

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Possible Moneyline Outcomes

Washington Nationals bettors risk $100 to win $120 at +120 odds. The implied probability for Washington Nationals is 45.45%.
Tampa Bay Rays bettors risk $100 to win $69.93 at -143 odds. The implied probability for Tampa Bay Rays is 58.85%.

Tampa Bay Rays at Washington Nationals Prop Bets

MLB Prop Bets
+ Displays more odds
	BetRivers Bet
Rays Nationals Tie 1st Inning Winner 8/31/25 1:35pm EDT	+260 +330 -134 Bet
Rays Nationals Tie First 3 Innings Winner 8/31/25 1:35pm EDT	+120 +165 +275 Bet
Rays Total Runs TAM at WAS 8/31/25 1:35pm EDT	4.5 o +100 4.5 u -127 Bet
Nationals Total Runs TAM at WAS 8/31/25 1:35pm EDT	3.5 o -110 3.5 u -115 Bet
	BetRivers
Brad Lord Strikeouts Thrown TAM at WAS 8/31/25 1:35pm EDT	4.5 o -110 4.5 u -120 Bet
Ian Seymour Strikeouts Thrown TAM at WAS 8/31/25 1:35pm EDT	5.5 o +106 5.5 u -141 Bet

Tampa Bay Rays & Washington Nationals Futures Odds

Latest World Series odds, if available, for each team. Review odds for other teams and learn how to bet on the tournament. See past Championship results and learn how to bet World Series teasers, props and parlays.

Tampa Bay Rays World Series Odds

2026 Tampa Bay Rays World Series Odds
Team	BetRivers
Rays	+300 Bet

Washington Nationals World Series Odds

No World Series TM Washington Nationals YR: futures available

Tampa Bay Rays & Washington Nationals Team Pages

Review each team's season win total odds, futures odds, betting bonuses and other valuable information on our exclusive team betting odds pages. Team betting odds and stats update throughout the season:

Team Standings

2025 MLB Regular Season Standings - Tampa Bay Rays, Washington Nationals
Team	W	L	Pct	GB	Home	Away	RS	RA	Diff	Strk	L10
e - Tampa Bay Rays	77	85	0.475	+20.0	41-40	36-45	714	683	+31	L4	3-7
e - Washington Nationals	66	96	0.407	+31.0	32-49	34-47	687	899	-212	L1	4-6

How to Bet on the Game

Time needed: 4 minutes.

How to Bet on the Tampa Bay Rays vs Washington Nationals MLB Game

Open a new sports betting account before game time.
Review our list of sports betting sites. Open a new account before the game starts on Sunday, August 31st, 2025 at 1:35 pm EDT, making sure to enter all your personal details correctly. Don't forget to add your bonus code.
Visit the sportsbook’s cashier, banking, or deposit page.
Navigate to the sportsbook's deposit page. Use your Visa card or MasterCard, or deposit with a bank transfer, or other methods like Paypal.
Tap to the sportsbook's MLB page, look for the Tampa Bay Rays vs Washington Nationals Game.
Navigate to the sportsbook's MLB page. Next, look for live or upcoming matchups. Select the Tampa Bay Rays vs Washington Nationals Game.
Choose your bet and place a wager.
Choose your bet and then use the funds you deposited to place a wager. The sportsbook will pay your winnings or deduct a losing wager from your account balance after the game.

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