| Major League Soccer | Seattle Sounders | Houston Dynamo | 29‑Oct | 0-1 | |
| Major League Soccer | San Diego | Seattle Sounders | 25‑Oct | 2-2 | |
| Major League Soccer | Seattle Sounders | CF Montreal | 18‑Oct | 1-1 | |
| Major League Soccer | FC Dallas | Seattle Sounders | 15‑Oct | 1-0 | |
| Major League Soccer | New England Revolution | Seattle Sounders | 11‑Oct | 0-3 | |
| Major League Soccer | Seattle Sounders | Sporting Kansas City | 02‑Oct | 2-1 | |
| Major League Soccer | Seattle Sounders | Minnesota United FC | 27‑Sep | 3-1 | |
| Major League Soccer | Seattle Sounders | Real Salt Lake | 24‑Sep | 2-0 | |
| Major League Soccer | Colorado Rapids | Seattle Sounders | 20‑Sep | 3-3 | |
| Major League Soccer | Los Angeles Galaxy | Seattle Sounders | 13‑Sep | 1-1 | |
| Major League Soccer | Seattle Sounders | New York Red Bulls | 06‑Sep | 0-0 | |
| Major League Soccer | Seattle Sounders | Chicago Fire | 29‑Aug | 2-2 | |
| Major League Soccer | FC Cincinnati | Seattle Sounders | 23‑Aug | 1-1 | |
| Major League Soccer | Seattle Sounders | Austin | 20‑Aug | 1-2 | |
| Major League Soccer | Seattle Sounders | Vancouver Whitecaps | 17‑Aug | 0-2 | |
| Leagues Cup | Seattle Sounders | Guadalajara Chivas | 13‑Aug | 1-2 | |
| Leagues Cup | Seattle Sounders | Club Queretaro | 09‑Aug | 3-0 | |
| Leagues Cup | Toluca | Seattle Sounders | 06‑Aug | 3-0 | |
| Major League Soccer | Portland Timbers | Seattle Sounders | 02‑Aug | 2-1 | |
| Major League Soccer | Philadelphia Union | Seattle Sounders | 26‑Jul | 1-0 | |
| Major League Soccer | Austin | Seattle Sounders | 23‑Jul | 3-1 | |
| Major League Soccer | Seattle Sounders | Portland Timbers | 17‑Jul | 1-5 | |
| Major League Soccer | Los Angeles FC | Seattle Sounders | 25‑May | 1-0 | |
| Major League Soccer | Seattle Sounders | Los Angeles Galaxy | 17‑May | 0-2 | |
| Major League Soccer | Seattle Sounders | San Jose Earthquakes | 14‑May | 3-2 | |
| Major League Soccer | Seattle Sounders | San Diego | 10‑May | 1-1 | |
| Major League Soccer | Sporting Kansas City | Seattle Sounders | 02‑May | 1-1 | |
| Major League Soccer | Seattle Sounders | FC Dallas | 26‑Apr | 2-1 | |
| Major League Soccer | Seattle Sounders | St. Louis City | 19‑Apr | 4-1 | |
| CONCACAF Champions League | Seattle Sounders | Tigres UANL | 16‑Apr | 3-1 | |
| CONCACAF Champions League | Tigres UANL | Seattle Sounders | 09‑Apr | 2-0 | |
| Major League Soccer | Houston Dynamo | Seattle Sounders | 05‑Apr | 0-1 | |
| Major League Soccer | Minnesota United FC | Seattle Sounders | 22‑Mar | 0-0 | |
| CONCACAF Champions League | Seattle Sounders | Vancouver Whitecaps | 19‑Mar | 2-1 | |
| Major League Soccer | San Jose Earthquakes | Seattle Sounders | 15‑Mar | 0-1 | |
| CONCACAF Champions League | Vancouver Whitecaps | Seattle Sounders | 13‑Mar | 0-3 | |
| Major League Soccer | St. Louis City | Seattle Sounders | 08‑Mar | 0-1 | |
| Major League Soccer | Real Salt Lake | Seattle Sounders | 01‑Mar | 2-1 | |
| Major League Soccer | Seattle Sounders | Colorado Rapids | 23‑Feb | 2-0 | |
| Friendlies Clubs | Seattle Sounders | Louisville City | 15‑Feb | 3-1 | |
| Friendlies Clubs | FC Kharkiv | Seattle Sounders | 05‑Feb | 3-0 | |
| Friendlies Clubs | Seattle Sounders | Hammarby FF | 05‑Feb | 3-1 | |
| Friendlies Clubs | Seattle Sounders | IF Brommapojkarna | 31‑Jan | 3-0 | |
Seattle Sounders