1. Round | 04/03/2018 | Orlando City | - | D.C. United | 1:1 | ||||
1. Round | 24/03/2018 | Columbus Crew | - | D.C. United | 3:1 | ||||
3. Round | 20/05/2018 | San Jose Earthquakes | - | D.C. United | 1:3 | ||||
4. Round | 14/06/2018 | Toronto FC | - | D.C. United | 4:4 | ||||
5. Round | 01/07/2018 | New England Revolution | - | D.C. United | 3:2 | ||||
5. Round | 05/07/2018 | Los Angeles Galaxy | - | D.C. United | 2:2 | ||||
5. Round | 15/07/2018 | D.C. United | - | Vancouver Whitecaps | 3:1 | ||||
7. Round | 08/09/2018 | New York City FC | - | D.C. United | 1:1 |