| | | |
| February 21, 2026 | L | Philadelphia Union 0 at D.C. United 1 | Final |
| March 1, 2026 | L | New York City FC 2 at Philadelphia Union 1 | Final |
| March 7, 2026 | L | San Jose Earthquakes 1 at Philadelphia Union 0 | Final |
| March 14, 2026 | L | Philadelphia Union 1 at Atlanta United FC 3 | Final |
| March 21, 2026 | L | Chicago Fire FC 2 at Philadelphia Union 1 | Final |
| April 4, 2026 | L | Philadelphia Union 1 at Charlotte FC 2 | Final |
| April 11, 2026 | | Philadelphia Union at Club de Foot Montreal | 1:30 p.m. |
| April 18, 2026 | | D.C. United at Philadelphia Union | 6:30 p.m. |
| April 22, 2026 | | Philadelphia Union at Toronto FC | 6:30 p.m. |
| April 25, 2026 | | Philadelphia Union at Columbus Crew SC | 6:30 p.m. |
| May 2, 2026 | | Nashville SC at Philadelphia Union | 6:30 p.m. |
| May 9, 2026 | | Philadelphia Union at New England Revolution | 6:30 p.m. |
| May 13, 2026 | | Philadelphia Union at Orlando City SC | 6:30 p.m. |
| May 16, 2026 | | Columbus Crew SC at Philadelphia Union | 6:30 p.m. |
| May 24, 2026 | | Philadelphia Union at Inter Miami CF | 6:00 p.m. |
| July 22, 2026 | | Red Bull New York at Philadelphia Union | 6:30 p.m. |
| July 25, 2026 | | Seattle Sounders FC at Philadelphia Union | 6:30 p.m. |
| August 1, 2026 | | Atlanta United FC at Philadelphia Union | 6:30 p.m. |
| August 16, 2026 | | Philadelphia Union at New York City FC | 5:30 p.m. |
| August 19, 2026 | | Inter Miami CF at Philadelphia Union | 6:30 p.m. |
| August 22, 2026 | | Philadelphia Union at Austin FC | 7:30 p.m. |
| August 29, 2026 | | Philadelphia Union at Red Bull New York | 6:30 p.m. |
| September 5, 2026 | | Club de Foot Montreal at Philadelphia Union | 6:30 p.m. |
| September 9, 2026 | | FC Cincinnati at Philadelphia Union | 6:30 p.m. |
| September 13, 2026 | | Philadelphia Union at San Diego FC | 8:00 p.m. |
| September 19, 2026 | | Philadelphia Union at Sporting Kansas City | 7:30 p.m. |
| September 26, 2026 | | Orlando City SC at Philadelphia Union | 6:30 p.m. |
| October 10, 2026 | | Real Salt Lake at Philadelphia Union | 6:30 p.m. |
| October 14, 2026 | | Philadelphia Union at Chicago Fire FC | 7:30 p.m. |
| October 17, 2026 | | Charlotte FC at Philadelphia Union | 1:30 p.m. |
| October 24, 2026 | | New England Revolution at Philadelphia Union | 6:30 p.m. |
| October 28, 2026 | | Philadelphia Union at Nashville SC | 7:30 p.m. |
| October 31, 2026 | | Philadelphia Union at FC Cincinnati | 1:00 p.m. |
| November 7, 2026 | | Toronto FC at Philadelphia Union | 4:00 p.m. |
Philadelphia Union Schedule
