The 33-year-old actor stars alongside Alia Bhatt in the romantic comedy, which is being touted as India's first destination wedding film.
"En route Poland for the last four days of this 'Shaandar' schedule. Can't believe the films almost done," Shahid posted on Twitter along with a selfie.
The film also has Shahid's father Pankaj Kapur and Sanjay Kapoor in supporting roles.
Shaandar' is expected to hit theatres next year.