- Get today’s MLB probable starting pitchers for Monday, May 18
- Plus win-loss records and ERA for all probable pitchers
Looking for starting pitcher matchups for Monday‘s MLB slate of games?
We’ve got you covered below, with probable pitchers, win-loss records and ERA for every matchup on the schedule for May 18, 2026.
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MLB Probable Starting Pitchers Today, May 18
| Matchup | Away Pitcher | Home Pitcher |
|---|---|---|
| Guardians @ Tigers | Slade Cecconi (2-4), 5.61 ERA | Framber Valdez (2-2), 4.30 ERA |
| Braves @ Marlins | JR Ritchie (1-0), 3.33 ERA | Max Meyer (3-0), 3.19 ERA |
| Orioles @ Rays | Trevor Rogers (2-4), 5.83 ERA | Shane McClanahan (4-2), 2.29 ERA |
| Giants @ Diamondbacks | Robbie Ray (3-5), 3.06 ERA | Zac Gallen (1-4), 5.03 ERA |
| Reds @ Phillies | Nick Lodolo (0-1), 8.69 ERA | Andrew Painter (1-4), 6.22 ERA |
| Mets @ Nationals | Christian Scott (0-0), 3.45 ERA | Jake Irvin (1-4), 5.91 ERA |
| Blue Jays @ Yankees | Patrick Corbin (1-1), 3.94 ERA | Ryan Weathers (2-2), 3.00 ERA |
| Brewers @ Cubs | Brandon Sproat (1-2), 5.70 ERA | Shota Imanaga (4-3), 2.32 ERA |
| Astros @ Twins | Tatsuya Imai (1-1), 9.50 ERA | Kendry Rojas (1-0), 2.57 ERA |
| Red Sox @ Royals | Sonny Gray (4-1), 3.21 ERA | Seth Lugo (1-3), 3.81 ERA |
| Rangers @ Rockies | MacKenzie Gore (3-3), 4.50 ERA | Jose Quintana (1-2), 3.94 ERA |
| Athletics @ Angels | J.T. Ginn (2-1), 3.12 ERA | Walbert Urena (1-4), 3.30 ERA |
| White Sox @ Mariners | Noah Schultz (2-2), 4.86 ERA | Bryan Woo (3-2), 3.88 ERA |
| Dodgers @ Padres | Yoshinobu Yamamoto (3-3), 3.63 ERA | Michael King (3-2), 2.62 ERA |
Guardians vs Tigers Probable Pitchers Today:
- Guardians starting pitcher: Slade Cecconi (2-4), 5.61 ERA
- Tigers starting pitcher: Framber Valdez (2-2), 4.30 ERA
Braves vs Marlins Probable Pitchers Today:
- Braves starting pitcher: JR Ritchie (1-0), 3.33 ERA
- Marlins starting pitcher: Max Meyer (3-0), 3.19 ERA
Orioles vs Rays Probable Pitchers Today:
- Orioles starting pitcher: Trevor Rogers (2-4), 5.83 ERA
- Rays starting pitcher: Shane McClanahan (4-2), 2.29 ERA
Giants vs Diamondbacks Probable Pitchers Today:
- Giants starting pitcher: Robbie Ray (3-5), 3.06 ERA
- Diamondbacks starting pitcher: Zac Gallen (1-4), 5.03 ERA
Reds vs Phillies Probable Pitchers Today:
- Reds starting pitcher: Nick Lodolo (0-1), 8.69 ERA
- Phillies starting pitcher: Andrew Painter (1-4), 6.22 ERA
Mets vs Nationals Probable Pitchers Today:
- Mets starting pitcher: Christian Scott (0-0), 3.45 ERA
- Nationals starting pitcher: Jake Irvin (1-4), 5.91 ERA
Blue Jays vs Yankees Probable Pitchers Today:
- Blue Jays starting pitcher: Patrick Corbin (1-1), 3.94 ERA
- Yankees starting pitcher: Ryan Weathers (2-2), 3.00 ERA
Brewers vs Cubs Probable Pitchers Today:
- Brewers starting pitcher: Brandon Sproat (1-2), 5.70 ERA
- Cubs starting pitcher: Shota Imanaga (4-3), 2.32 ERA
Astros vs Twins Probable Pitchers Today:
- Astros starting pitcher: Tatsuya Imai (1-1), 9.50 ERA
- Twins starting pitcher: Kendry Rojas (1-0), 2.57 ERA
Red Sox vs Royals Probable Pitchers Today:
- Red Sox starting pitcher: Sonny Gray (4-1), 3.21 ERA
- Royals starting pitcher: Seth Lugo (1-3), 3.81 ERA
Rangers vs Rockies Probable Pitchers Today:
- Rangers starting pitcher: MacKenzie Gore (3-3), 4.50 ERA
- Rockies starting pitcher: Jose Quintana (1-2), 3.94 ERA
Athletics vs Angels Probable Pitchers Today:
- Athletics starting pitcher: J.T. Ginn (2-1), 3.12 ERA
- Angels starting pitcher: Walbert Urena (1-4), 3.30 ERA
White Sox vs Mariners Probable Pitchers Today:
- White Sox starting pitcher: Noah Schultz (2-2), 4.86 ERA
- Mariners starting pitcher: Bryan Woo (3-2), 3.88 ERA
Dodgers vs Padres Probable Pitchers Today:
- Dodgers starting pitcher: Yoshinobu Yamamoto (3-3), 3.63 ERA
- Padres starting pitcher: Michael King (3-2), 2.62 ERA
Continue Reading:
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What time are MLB starting pitchers announced?
There is no set time for starting pitchers to be announced, however given the common 5-man rotation for pitchers, probable starting pitchers can be assumed in advance. Official MLB lineup cards are posted approximately 2-3 hours before each game.
Do you have to announce the starting pitcher?
There is no firm rule requiring major league teams to announce their starting pitcher. Starting pitchers become official when the manager submits his lineup card to the umpire 2-3 hours before first pitch.
What time do starting pitcher prop bets come out?
When a starting pitcher is known, pitching props can appear as early as midnight before a game the next day. Most player prop bets are live by 9 AM ET for games that day. Go-live timing for player prop markets and odds vary by sportsbook based on a multitude of factors including lineup uncertainty and weather concerns
What pitching prop bets can you bet on?
The most popular starting pitcher prop bets are: total strikeouts, hits allowed, earned runs, total outs and walks. You can also wager on starting pitcher vs. pitcher props: most K’s, fewest hits, fewest HR’s and fewest bases.
Bet on MLB Pitcher Odds at BetMGM
Starting pitchers mean everything in MLB betting. And BetMGM has you covered for each game of the regular season and postseason with updated starters for each game. From run lines and moneylines to NRFI and YRFI odds, there are dozens of daily bets impacted by starting pitchers. And don’t forget to check updated sportsbook promos for potential promos to use on those daily odds.
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The content provided in this blog is intended for entertainment purposes only. All views and opinions expressed are the authors and reflect their individual perspectives on sports, betting, and related topics. This content should not be considered professional betting advice or the official views of BetMGM LLC. Please gamble responsibly. If you or someone you know is experiencing issues related to gambling, seek help from a licensed health professional. This blog is not liable for any losses, damages, or consequences resulting from betting activities.
