Fastest connectivity: Air transport provides the quickest long-distance travel for people and high-value cargo, sharply reducing time–distance frictions across a vast country.
Access to remote/terrain-challenged regions: It links the Northeast, Himalayan states, desert regions, and islands (Andaman & Nicobar, Lakshadweep) where road/rail are slow or discontinuous.
Disaster relief & emergencies: Aircraft and helicopters deliver rescue teams, medical supplies, food and evacuate people during floods, earthquakes, cyclones and forest fires; air ambulances enable organ transport and critical care transfers.
National security & strategic reach: Military airbases and transport fleets ensure rapid deployment to borders, island territories and strategic outposts; dual-use civil airports strengthen preparedness.
Business, tourism & services economy: Time-sensitive sectors (IT, finance, pharma, media) rely on quick executive and client movement; tourism circuits, pilgrimage and MICE events gain scale with direct flights.
Air cargo & perishable supply chains: Fresh produce, flowers, seafood, vaccines, electronics and high-value components move efficiently through belly cargo and dedicated freighters; boosts exports and just-in-time manufacturing.
Regional development: New and upgraded airports catalyse investment, jobs and urban services around secondary cities; schemes for regional connectivity expand equitable access.
Employment & multiplier effects: Airports support airlines, ground handling, catering, maintenance, training, retail and logistics parks, generating significant direct and indirect jobs.
International linkages & soft power: Global hubs connect Indian cities to the world economy and diaspora, enabling trade, education, cultural exchange and medical tourism.
Multimodal integration: Air–rail–road–port connectivity via cargo corridors and logistics parks speeds supply chains and reduces inventory costs.
Caveats: Higher unit costs, dependence on weather/ATC capacity, and environmental footprints require fuel efficiency, sustainable aviation fuels and better airspace/airport management.