2. Round | 17/05/2021 | Seattle Sounders | - | Los Angeles FC | 2:0 | ||||
2. Round | 23/05/2021 | Seattle Sounders | - | Atlanta United FC | 1:1 | ||||
2. Round | 31/05/2021 | Seattle Sounders | - | Austin FC | 0:0 | ||||
3. Round | 20/06/2021 | Los Angeles Galaxy | - | Seattle Sounders | 1:2 | ||||
3. Round | 24/06/2021 | Seattle Sounders | - | Real Salt Lake | 2:1 | ||||
3. Round | 27/06/2021 | Seattle Sounders | - | Vancouver Whitecaps | 2:2 | ||||
4. Round | 05/07/2021 | Colorado Rapids | - | Seattle Sounders | 1:1 | ||||
4. Round | 08/07/2021 | Seattle Sounders | - | Houston Dynamo | 2:0 | ||||
4. Round | 18/07/2021 | Minnesota United FC | - | Seattle Sounders | 1:0 | ||||
4. Round | 26/07/2021 | Seattle Sounders | - | Sporting Kansas City | 1:3 | ||||
4. Round | 31/07/2021 | Seattle Sounders | - | San Jose Earthquakes | 0:1 | ||||
5. Round | 05/08/2021 | Seattle Sounders | - | FC Dallas | 1:1 | ||||
5. Round | 16/08/2021 | Portland Timbers | - | Seattle Sounders | 2:6 | ||||
5. Round | 21/08/2021 | Columbus Crew | - | Seattle Sounders | 1:2 | ||||
5. Round | 30/08/2021 | Seattle Sounders | - | Portland Timbers | 0:2 |