It happened on December 27th at 9:40 a.m.
Police say the two men walked into LSG Sky Chefs at 8401 Escort Street, showed a knife, tied up the workers and locked them in a room.
They took a cash box and safe then fled in a burgundy colored late 1990's Mercury Gran Marquis.
That getaway was caught by a surveillance camera.
Police released the following descriptions of the suspects and the vehicle:
Suspect #1: Black male, 6'1", long beard, blue/black track pants.
Suspect #2: Black male, 5'9", wearing a hooded sweatshirt.
Vehicle Description: Late 1990's Mercury Gran Marquis with right rear hubcap missing, damage to left side and rusted left front wheel well.
Anyone with information about this crime or these suspects is asked to contact Detective Farrell at the Philadelphia Police Southwest Detectives Division, 215-686-3183/3184.