Kazan International Airport (Tatar: Казан Халыкара Аэропорты, romanized: Qazan Xalıqara Aeroportı, Russian: Международный аэропорт Казань; IATA: KZN, ICAO: UWKD) is an airport in Russia, around 25 km southeast of Kazan. It is the largest airport in Tatarstan, and the 15th-busiest airport in Russia. The Kazan International Airport serves the nearly 3.8 million citizens of the region.

On 15 September 1979, Kazan 2 was completed. On 28 September 1984, Kazan 1 (located inside the city) was shut down, and Kazan 2 was renamed to Kazan Domestic Airport.