Portland has won six of seven games, but injuries to Darlington Nagbe and Diego Chara could make them vulnerable on the road if Philly can transition quickly.
Match previews
Preview: Union vs Montreal Impact
A tired Montreal side should be picked off by the Union at home.
Preview: Union vs Seattle Sounders
Can the Union return to collective effort when Seattle comes to town, or will they revert to the individual freelancing that doomed them in LA?
Preview: Union at LA Galaxy
Curtin’s men need to aim to get through a grueling week with at least five points. Can they get a result in LA?
Preview: Union vs New York City FC
NYC’s inability to turn possession into chances should allow Philly to spring the counterattack on Saturday.
Preview: Union vs Columbus Crew
The Union have a chance for revenge as the Crew come to PPL Park after smacking down the Union in late April.