Kolkata is served by Netaji Subhas Chandra Bose International Airport (CCU), the fifth-busiest airport in India and a major gateway for eastern India and the Northeast. It offers extensive domestic connectivity into CCU and a significant international network arriving from Southeast Asia, the Middle East, and key long-haul routes.
The most frequent and affordable flights to Kolkata are domestic routes from other major Indian cities. Key departure points into CCU include Delhi (DEL), Mumbai (BOM), Bangalore (BLR), Chennai (MAA), and Guwahati (GAU). Internationally, CCU has strong connections from Southeast Asia (Bangkok BKK, Singapore SIN, Dhaka DAC, Yangon RGN) into Kolkata, the Middle East (Dubai DXB, Doha DOH, Abu Dhabi AUH), and direct flights from London (LHR). It also serves as a crucial hub for arrivals from Bangladesh and Bhutan.
The market into Kolkata is competitive on domestic routes. IndiGo, Air India, SpiceJet, and Vistara all operate extensive networks to CCU. For international arrivals into Kolkata, airlines like Singapore Airlines, Thai Airways, Emirates, Qatar Airways, Air India, and British Airways compete on key corridors. Low-cost carriers like AirAsia and IndiGo provide budget options from Southeast Asia to CCU.
To secure cheap flights to Kolkata, book domestic arrivals into CCU 3-8 weeks in advance. For international travel to Kolkata, start searching 2-5 months ahead. Always compare IndiGo, Air India, and SpiceJet for domestic travel to CCU. For international routes from Southeast Asia and the Gulf into Kolkata, compare full-service carriers with low-cost options like AirAsia. Use Kolkata's strategic location for competitive fares from Bangladesh, Myanmar, and Bhutan into CCU. Flying into Kolkata mid-week typically yields lower fares, especially for domestic arrivals. CCU is the primary air gateway for the entire eastern region of India for incoming travelers.