[18] Atlanta United 2-2 Philadelphia Union [7] 2021-06-20 18:00
Stadium: Mercedes-Benz Stadium
Referee: Ted Unkel Home Manager: Gabriel Heinze Away Manager: Jim Curtin
Head to Head
| CONCACAF Champions Cup | 2021/05/05 00:00 | Philadelphia Union v Atlanta United | D | 1-1 |
| CONCACAF Champions Cup | 2021/04/28 00:00 | Atlanta United v Philadelphia Union | L | 0-3 |
| World Club Friendlies | 2020/01/29 16:00 | Atlanta United v Philadelphia Union | W | 4-0 |
| USA MLS Play-Offs | 2019/10/25 00:00 | Atlanta United v Philadelphia Union | W | 2-0 |
| USA MLS | 2019/08/31 23:30 | Philadelphia Union v Atlanta United | L | 3-1 |
| USA MLS | 2019/03/17 23:00 | Atlanta United v Philadelphia Union | D | 1-1 |
| USA MLS | 2018/07/07 23:00 | Philadelphia Union v Atlanta United | W | 0-2 |
| USA MLS | 2018/06/02 23:30 | Atlanta United v Philadelphia Union | W | 3-1 |
Home History
| USA MLS | 2021/05/29 19:30 | Atlanta United v Nashville SC | D | 2-2 |
| USA MLS | 2021/05/23 20:30 | Seattle Sounders v Atlanta United | D | 1-1 |
| USA MLS | 2021/05/15 23:00 | Atlanta United v CF Montreal | W | 1-0 |
| USA MLS | 2021/05/09 17:00 | Inter Miami CF v Atlanta United | D | 1-1 |
| CONCACAF Champions Cup | 2021/05/05 00:00 | Philadelphia Union v Atlanta United | D | 1-1 |
| USA MLS | 2021/05/01 23:00 | New England Revolution v Atlanta United | L | 2-1 |
| CONCACAF Champions Cup | 2021/04/28 00:00 | Atlanta United v Philadelphia Union | L | 0-3 |
| USA MLS | 2021/04/25 00:00 | Atlanta United v Chicago Fire | W | 3-1 |
Away History
| USA MLS | 2021/05/30 23:00 | Philadelphia Union v Portland Timbers | W | 3-0 |
| USA MLS | 2021/05/23 23:15 | DC United v Philadelphia Union | W | 0-1 |
| USA MLS | 2021/05/15 23:30 | Philadelphia Union v New York Red Bulls | W | 1-0 |
| USA MLS | 2021/05/12 23:30 | Philadelphia Union v New England Revolution | D | 1-1 |
| USA MLS | 2021/05/08 17:00 | Chicago Fire v Philadelphia Union | W | 0-2 |
| CONCACAF Champions Cup | 2021/05/05 00:00 | Philadelphia Union v Atlanta United | D | 1-1 |
| USA MLS | 2021/05/01 23:30 | Philadelphia Union v New York City FC | L | 0-2 |
| CONCACAF Champions Cup | 2021/04/28 00:00 | Atlanta United v Philadelphia Union | W | 0-3 |