How to Watch Seattle Mariners Games Streaming Online without Cable (MLB TV)

Where can I watch Seattle Mariners baseball games streaming live online?
by Updated May 21, 2022

Watch Seattle Mariners Games

Seattle Mariners games can be watched online on your PC or smartphone, as well as on your big screen TV without paying for cable TV. Most Seattle Mariners games are televised on the teams flaghip TV station Root Sports Northwest (RTNW) or shown nationally on ESPN, FOX, FS1, YouTube or MLBN. (See below for the Seattle Mariners national TV broadcast schedule)

If you no longer have cable TV or don't live in the surrounding Seattle Mariners broadcast area for Root Sports Northwest (RTNW), you can still watch games streaming online. Here are the best ways to watch Seattle Mariners games without having to pay a huge cable bill.

Ways to Watch Seattle Mariners Games

1) TV Channel / Cable: Seattle Mariners Flagship TV station(s): Root Sports Northwest (RTNW)

2) Streaming Media: Amazon Prime Video, ESPN+

3) MLB.TVMLB At Bat iPhone app or MLB At Bat for Android

Watch Seattle Mariners on Apple Devices (iPhone, iPod Touch & iPad)

To watch Seattle Mariners games live on your Apple device download the MLB At Bat iPhone app and MLB At Bat iPad app then sign up for MLB.TV.  MLB At Bat features a MLB.TV Free Game of the Day, and in-Game Highlights. With an MLB.TV All Teams subscription your can watch every out-of-market game. You can also listen to Home, Away and Spanish-language (where available) radio broadcasts.

Watch Seattle Mariners on Android Devices and Kindle Fire Tablets

To watch to the Seattle Mariners on your Android phone device use the MLB At Bat for Android. To watch the Seattle Mariners games or other Major League Baseball games online you'll want to sign up for MLB.TV.

Watch Seattle Mariners on Amazon Prime / Fire TV 

You can also watch Mariners games on Amazon Prime Video. To watch on your HD TV with Amazon Fire TV, simply download the MLB At Bat app to your Fire TV stick and sign up for


MLB.TV Yearly and Monthly subscribers are able to watch both Home or Away video broadcasts. Whether your team is at home or on the road, never miss your favorite announcers calling your team's game. You can also Listen to every regular season and Postseason game LIVE online and on supported iOS and Android devices with no blackouts. Choose home, away, or alternate audio.

NOTE: "All live games streamed on any MLB.TV product and available through At Bat are subject to local, regional or national blackouts. If a game is blacked out in an area or available exclusively via Facebook as described below, it is not available for live game viewing through MLB.TV. If you are an MLB.TV subscriber within an area subject to blackout, the applicable game will be available as an archived game approximately 90 minutes after the conclusion of the game."

Listen to Seattle Mariners Radio



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