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The Official Site of the Seattle Mariners
2018-2019 Offseason Schedule

There's a lot of milestones to check off before we get to Opening Day-both on the field and off-but, like you, we're hoping they fly by. See the list below for key dates during the offseason.

Fan Fun Pack - $25

With a trip to Japan, preseason exhibition games in Seattle and a lot more, this Mariners offseason is different than most. Here are big dates to circle. 

Important Baseball Dates

With a trip to Japan, exhibition games in Seattle and a lot more, this Mariners offseason is different than most. Here are big dates to circle. 

  • 11/19: Hall of Fame Ballot announced
  • 12/9: HOF Today's Game Era ballot results
  • 12/10-13: Winter Meetings
  • 1/22: Hall of Fame Class of 2019 unveiled
  • 2/11: Pitchers & catchers Report
  • 2/12: Pitchers & catchers first workout
  • 2/15: Position players report
  • 2/16: First full-squad workout
  • 2/21: First Cactus League game
  • 3/14: Mariners travel to Japan
  • 3/17: Mariners play NPB team (TBD)
  • 3/18: Mariners play NPB team (TBD)
  • 3/20 & 21: Opening Series vs. Athletics in Tokyo, Japan
  • 3/25 & 26: Preseason Exhibition Games vs. Padres in Seattle
  • 3/28: Opening Day vs. Red Sox
For the Fans

Can't wait to lock in your Opening Day tickets? Curious about the return of Mariners FanFest? Here's everything you need to know. 

  • 11/14: Flex Plans on sale | Buy Tickets >>
  • 11/15: Single-game tickets on sale for Season Ticket Holders | Buy Tickets >>
  • 11/17: Single-game tickets on sale | Buy Tickets >>
  • 11/23 - 12/30: Enchant Christmas | Learn More >>
  • 11/28: Spring Training single-game tickets on sale | Buy Tickets >>
  • Early December: Japan Series tickets and travel packages available
  • 12/14: Live broadcast of the Hot Stove Show (7 p.m. at Bellevue Square Mariners Team Store) | Learn More >>
  • 1/7-11: Mariners Caravan, Week 1
  • 1/14-18: Mariners Caravan, Week 2
  • 1/22-25: Mariners Caravan, Week 3
  • 3/23 & 24: Mariners FanFest | Learn More >>
  • 3/25 & 26: Preseason Exhibition Games vs. Padres in Seattle
  • 3/28: Opening Day vs. Red Sox
Countdown to Opening Day - March 28
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