Indira Gandhi International Airport (DEL) August 2025 Operational Report

Flight Activity Overview

Total Departing Flights: 17,551

Year-over-Year Change in Departing Flights: -11.18%

In August 2025, Indira Gandhi International Airport handled 17,551 departures, a year-over-year change of -11.18% as airlines consolidated schedules amid monsoon-season variability and capacity rationalization. The adjustment eased peak-hour pressure in the Delhi market while keeping robust domestic and regional connectivity.

On-Time Performance and Cancellations

Departure On-Time Performance: 76.02%

Year-over-Year Change in On-Time Performance: +19.49 percentage points

Cancelled Flights: 640

Year-over-Year Change in Cancellations: -63.01%

Departure punctuality improved to 76.02%, +19.49 percentage points higher year over year, supported by tighter block times and conservative rotations during the monsoon. While 640 departures were cancelled (-63.01% YoY), afternoon convective storms and occasional air traffic flow measures still caused delays; allowing extra buffer remains prudent for travelers.

Airlines Serving Indira Gandhi International Airport

Indira Gandhi International Airport is served by a mix of full‑service and low‑cost carriers linking India’s major metros with Gulf, Southeast Asia, and European gateways. The network combines high‑frequency domestic trunk routes with long‑haul connections to support both origin‑destination and transfer traffic.

Outlook

Over the next 4–8 weeks, schedules at Indira Gandhi International Airport should remain broadly steady with departure punctuality near current levels; late‑afternoon thunderstorm windows and weekend peaks are the key risks. Passengers should prioritize morning departures, allow 60–90 minutes of buffer for security and connections on busy days, and monitor real‑time gate and weather alerts via the NextFly App.