More news on this day
Heavy monsoon rain across Delhi-NCR has disrupted operations at Indira Gandhi International Airport, delaying more than 400 flights, forcing multiple diversions to other Indian cities, and complicating passenger access to the terminals by road and rail.
Get the latest news straight to your inbox!
Severe cloudbursts trigger widespread delays and diversions
Intense downpours on Friday, September 4, 2026, produced rapid surface flooding on approach roads and forecourts at Delhi’s Indira Gandhi International Airport, particularly around Terminals 2 and 3. Publicly available coverage and flight-tracking data indicate that more than 400 domestic and international services were delayed as thunderstorms and squall lines moved repeatedly across the airfield.([airmedia24.com](https://www.airmedia24.com/news/delhi-airport-flooding-cleared-in-an-hour-getting-to-the-airport-took-much-longer?utm_source=openai))
Flight-tracking summaries show at least nine to eleven inbound services diverted away from Delhi during the peak of the storms, with aircraft rerouted to Jaipur, Lucknow, Ahmedabad and Chandigarh when lightning, low visibility and standing water made safe landings and taxi operations more difficult.([visaverge.com](https://www.visaverge.com/travel/indigo-and-air-india-issue-advisories-as-rain-delays-over-400-flights-at-igi/?utm_source=openai))
In the hours that followed, departure boards across all terminals showed rolling knock-on delays as late-arriving aircraft, crew duty-time restrictions and temporary air traffic flow controls combined to slow recovery. Regional media coverage notes that many passengers experienced waits of well over an hour beyond scheduled departure times even after rainfall rates eased.([airmedia24.com](https://www.airmedia24.com/news/delhi-airport-flooding-cleared-in-an-hour-getting-to-the-airport-took-much-longer?utm_source=openai))
The disruptions came as the India Meteorological Department maintained a red alert for heavy rain over parts of Delhi-NCR into the weekend, warning of further intense showers and localized flooding. Forecasts on September 6 pointed to continued moderate rain in the capital with the risk of heavy bursts at isolated locations linked to a low-pressure system over northern India.([visaverge.com](https://www.visaverge.com/travel/indigo-and-air-india-issue-advisories-as-rain-delays-over-400-flights-at-igi/?utm_source=openai))
Waterlogging at terminals and on airport access roads
Reports from the scene describe ankle-deep water in front of Terminal 2 and Terminal 3 during the most intense phase of the cloudburst on September 4, temporarily slowing entry to the buildings and forcing some travelers to wade through pooled rainwater to reach check-in and security. Photographs and videos shared in local coverage show vehicles backed up at terminal ramps as drainage struggled to keep pace with rainfall.([airmedia24.com](https://www.airmedia24.com/news/delhi-airport-flooding-cleared-in-an-hour-getting-to-the-airport-took-much-longer?utm_source=openai))
Outside the airport perimeter, key flyovers and arterial roads that channel traffic from central Delhi and Gurgaon to IGI experienced long tailbacks. One account cited in regional reporting described a flyover jam that added around 45 minutes to an airport transfer following barely half an hour of intense rain, underscoring how quickly surface transport can seize up during extreme monsoon events.([airmedia24.com](https://www.airmedia24.com/news/delhi-airport-flooding-cleared-in-an-hour-getting-to-the-airport-took-much-longer?utm_source=openai))
The combination of road gridlock and delayed inbound aircraft meant passengers were hit by disruptions at multiple points in their journey. Travelers arriving late for departures sometimes found additional waits as their own flights slipped further behind schedule when incoming aircraft or crew members were themselves caught in weather-related delays elsewhere in the network.([airmedia24.com](https://www.airmedia24.com/news/delhi-airport-flooding-cleared-in-an-hour-getting-to-the-airport-took-much-longer?utm_source=openai))
Urban flooding has been a recurring trigger for aviation disruption at Delhi in recent monsoon seasons, but the scale of this episode places it among the larger weather-related interruptions at IGI in recent years, comparable in magnitude to earlier fog and rain events that pushed delay counts into the hundreds.([nomadlawyer.org](https://www.nomadlawyer.org/delhi-monsoon-rain-igi-airport-delays-diversions-2026?utm_source=openai))
Airline advisories and what passengers are being told
Major Indian carriers with large operations at Delhi, including IndiGo and Air India, issued public advisories on September 5 warning that bad weather in the capital could cause continuing disruption, and urged passengers to check their flight status before leaving for the airport. According to collated reports, these advisories highlighted the impact of intense rainfall both on airside operations and on road access to the terminals.([visaverge.com](https://www.visaverge.com/travel/indigo-and-air-india-issue-advisories-as-rain-delays-over-400-flights-at-igi/?utm_source=openai))
Airport operator communications and airline social media channels have directed travelers toward live flight-status tools, emphasizing that departure and arrival times are subject to change at short notice as conditions evolve. Passengers have been encouraged to allow extra time for journeys to the airport in case of renewed waterlogging or traffic congestion on key approach routes.([airmedia24.com](https://www.airmedia24.com/news/delhi-airport-flooding-cleared-in-an-hour-getting-to-the-airport-took-much-longer?utm_source=openai))
Consumer-facing explainers on the disruption note that weather events of this kind typically fall into a category where carriers are not required to pay cash compensation for delays under Indian rules, although they may be expected to offer basic assistance such as meals once delays exceed specified thresholds. Travelers are being reminded to retain boarding passes and documentation in case they wish to pursue claims or request written confirmation of the delay for insurance purposes.([nomadlawyer.org](https://www.nomadlawyer.org/delhi-igi-airport-flight-delays-heavy-rain-waterlogging-2026?utm_source=openai))
Some coverage also highlights that large-scale displacement of aircraft and crew can take many hours to unwind even after the weather improves, as planes and pilots are out of position and turnaround slots become constrained. This can lead to a second wave of delays the following day as airlines work through backlogs of affected rotations.([nomadlawyer.org](https://www.nomadlawyer.org/delhi-monsoon-rain-igi-airport-delays-diversions-2026?utm_source=openai))
Current conditions and outlook for travelers transiting Delhi
On Sunday, September 6, light to moderate rain continued across parts of Delhi-NCR, with weather stations such as Safdarjung recording around 30 millimeters of precipitation over 24 hours. Meteorological outlooks suggest that while the most extreme downpours may ease, periods of moderate rain and thunderstorms remain possible, particularly as a low-pressure system over Uttar Pradesh influences conditions in the wider region.([timesofindia.indiatimes.com](https://timesofindia.indiatimes.com/city/delhi/delhi-rain-brings-relief-from-heat-but-waterlogging-disrupts-traffic-igi-hit-by-showers/amp_articleshow/133689111.cms?utm_source=openai))
While operational data indicate that the airport has begun to stabilize compared with the peak of disruptions on September 4 and 5, residual delays and occasional diversions remain a risk whenever new storm cells pass over the capital. Travelers with same-day connections in Delhi are therefore advised by publicly available guidance to build in additional buffer time between flights and to monitor airline notifications closely.([nomadlawyer.org](https://www.nomadlawyer.org/delhi-monsoon-rain-igi-airport-delays-diversions-2026?utm_source=openai))
For those heading to or from the city center, the Airport Express Metro and other Delhi Metro lines generally offer more predictable journey times than road transport during heavy rain, although localized flooding near some stations can still affect access. When waterlogging is severe on the expressway, reports from prior events show that metro services have helped some passengers reach the airport in time when road traffic stalled.([aai.aero](https://www.aai.aero/sites/default/files/pr_articles_clippings/Press%20Clippings%2015-08-2025.pdf?utm_source=openai))
Intercity travelers connecting from nearby states are being encouraged by regional travel advisories to consider arriving in Delhi earlier than usual or overnighting near the airport if possible, particularly when forecasts indicate a high likelihood of evening thunderstorms. Public reporting stresses that schedules can remain fragile for several days after a major weather disruption, even if skies look clear at the moment of departure.([nomadlawyer.org](https://www.nomadlawyer.org/delhi-monsoon-rain-igi-airport-delays-diversions-2026?utm_source=openai))
Practical airport transit tips during the disruption window
Recent coverage of the Delhi storms highlights several practical steps that can improve the odds of a smoother transit through IGI while weather-related disruption persists. Travelers are advised to track their flight using both the airline’s app or website and independent flight-tracking platforms, since gate changes, departure holds and diversions can be reflected on different timelines depending on data sources.([visaverge.com](https://www.visaverge.com/travel/indigo-and-air-india-issue-advisories-as-rain-delays-over-400-flights-at-igi/?utm_source=openai))
Given the risk of sudden road gridlock when heavy showers resume, leaving significantly earlier than usual for the airport has emerged as a consistent recommendation in public travel alerts. For departures around peak evening storm periods, some guides suggest that passengers in central Delhi allow at least 60 to 90 minutes of additional buffer time beyond normal traffic conditions, especially when traveling from the Gurgaon side where highway flooding has been most pronounced in past events.([airmedia24.com](https://www.airmedia24.com/news/delhi-airport-flooding-cleared-in-an-hour-getting-to-the-airport-took-much-longer?utm_source=openai))
At the terminal, travelers caught in long queues at security or check in are encouraged by published advisories to proactively inform staff of imminent boarding times and to keep digital copies of their boarding passes handy in case paper versions are damaged by rain. Keeping essentials such as medications, a change of clothes and phone chargers in hand baggage remains an important resilience measure when overnight delays or unscheduled diversions to other cities are possible.([nomadlawyer.org](https://www.nomadlawyer.org/delhi-monsoon-rain-igi-airport-delays-diversions-2026?utm_source=openai))
Finally, for those whose flights are significantly delayed or rerouted, experts quoted in consumer travel resources recommend checking airline policies on meal vouchers, hotel accommodation and rebooking options, as these can vary between carriers and ticket types. Passengers transiting Delhi during the current monsoon pattern may wish to familiarize themselves in advance with their airline’s disruption playbook for weather events, which is typically available on carrier websites or via customer service channels.([nomadlawyer.org](https://www.nomadlawyer.org/delhi-igi-airport-flight-delays-heavy-rain-waterlogging-2026?utm_source=openai))