Pneumoparotitis, a rare condition characterized by the presence of air within the parotid gland, typically arises due to an accumulation of air in the salivary ducts. Pneumoparotitis is a rare entity which affects children and young adolescents. This case report presents a rare instance of pneumoparotitis occurring in a 14-year-old female. The patient exhibited symptoms of localized facial swelling, discomfort, and tenderness, which initially led to diagnostic challenges. Through a combination of clinical evaluation, imaging studies, and meticulous history-taking, the condition was accurately diagnosed. Treatment involved conservative measures including hydration, warm compresses, and analgesics. This case emphasizes the importance of considering pneumoparotitis in the differential diagnosis of pediatric patients presenting with parotid gland swelling.