| 1. Round | 05/03/2018 | Sporting Kansas City | - | New York City FC | 0:2 | ||||
| 1. Round | 10/03/2018 | Chicago Fire | - | Sporting Kansas City | 3:4 |  |
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| 1. Round | 18/03/2018 | Sporting Kansas City | - | San Jose Earthquakes | 3:2 | ||||
| 1. Round | 25/03/2018 | Colorado Rapids | - | Sporting Kansas City | 2:2 | ||||
| 2. Round | 01/04/2018 | Sporting Kansas City | - | D.C. United | 1:0 | ||||
| 2. Round | 09/04/2018 | Los Angeles Galaxy | - | Sporting Kansas City | 0:2 | ||||
| 2. Round | 15/04/2018 | Sporting Kansas City | - | Seattle Sounders | 2:2 |  |
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| 2. Round | 21/04/2018 | Sporting Kansas City | - | Vancouver Whitecaps | 6:0 | |
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| 2. Round | 29/04/2018 | New England Revolution | - | Sporting Kansas City | 1:0 | ||||
| 3. Round | 06/05/2018 | Sporting Kansas City | - | Colorado Rapids | 1:0 | ||||
| 3. Round | 10/05/2018 | Atlanta United FC | - | Sporting Kansas City | 0:2 | ||||
| 3. Round | 20/05/2018 | Minnesota United FC | - | Sporting Kansas City | 1:1 |
Colombia