Many thanks to ahmedsaberr for sharing on webstagram and to Ayako for tweeting the link!
Ahmedsaberr has posted that Keanu Reeves was seen filming a scene at the airport today. You can view photos here and here.
Update: Many thanks to ahmedsaberr who has posted a short clip of the filming at the airport today along with another photo. The clip is here and the photo is here.