Passenger traffic at Mumbai International Airport saw a modest growth of 1.3 per cent to 55.5 million during 2025 against 54.8 million in 2024, private airport operator MIAL said on Thursday. Of this, the airport recorded 39.2 million domestic and over 16.3 million international passengers, Mumbai International Airport Ltd (MIAL) said. Passenger movement at CSMIA in 2025 was driven by strong seasonal demand and peak travel periods with January emerging as the busiest month, as the airport saw close to 5 million passengers (both departing and arriving) using the facility followed closely by November with about 4.9 million passengers, it said. Also, the airport recorded its top-three highest single-day passenger traffic figures during November, including its highest-ever single-day throughput of 1,75,925 passengers on November 29 last year. The October-December quarter of CY25 also marked the highest quarterly passenger traffic, with 14.36 million passengers handled in the last quart