Avila, an Opelika native, died October 29 at Khabari Crossing, Kuwait.
The Defense Department says Avila's injuries were non-combat related, but specific details of how he died were not released. The circumstances surrounding the soldier's death are said to be under investigation.
The soldier's aunt, Peggy Traylor, says her relative's body will arrive back in Auburn sometime Wednesday. Tentative funeral plans are set for Thursday with burial at Ft. Benning.
Avila was assigned to the 1343rd Chemical Company, 151st Chemical Biological Radiological and Nuclear Battalion, 115th Fires Brigade of the Alabama Army National Guard, in Fort Payne, Ala.