Heavy rainfall struck Kolkata on the morning of July 25, 2025, leading to considerable disruptions at the Netaji Subhas Chandra Bose International Airport. The deluge rendered both primary access roads to the airport impassable, creating a chaotic environment for travelers and airline personnel alike. VIP Road and Chinar Park, essential routes for passengers heading to and from the airport, were submerged under water, resulting in unprecedented traffic jams that stranded countless travelers and airline crews. The situation escalated during peak travel hours, compounding the challenges faced by those attempting to reach their flights.
In light of the severe weather conditions, several airlines, including IndiGo, proactively communicated with their customers through social media platforms, advising them to allow extra time for travel due to expected slow-moving traffic and possible flight disruptions. Such foresight proved invaluable as passengers braced for delays and diversions.

Waterlogging and Operational Challenges at Kolkata Airport
The impact of the rain was not confined to the roads; the airport itself faced significant challenges. Reports indicated that waterlogging occurred in various operational areas, particularly around bays 33-40, where water levels reached knee height. Fortunately, these bays are not typically utilized for scheduled flights during the monsoon season, mitigating the operational impact. While the apron area adjacent to the Air India hangar also experienced flooding, airport authorities reassured travelers that operations within the terminal and on the runway remained unaffected.
The airport’s sophisticated drainage system played a crucial role in managing the situation. Designed to handle heavy rainfall, the infrastructure includes a series of lagoons meant to store runoff water. This system allowed for effective water management, ensuring that while there was a temporary influx of water, it was pumped away efficiently, allowing operations to continue as normally as possible despite the adverse weather conditions.
Flight Delays and Diversions: A Closer Look
As anticipated, the severe weather led to numerous flight delays on that fateful Friday morning. Among the most notable incidents was the diversion of an Air India Express flight originating from Imphal to Kolkata, which was rerouted to Bhubaneswar due to poor weather conditions. Although diversions are not uncommon during adverse weather events, this incident underscored the operational challenges faced by both airlines and airports when confronted with unexpected and severe weather.
While the precise extent of all delays and cancellations was still being assessed, passengers were strongly urged to check their flight status before making their way to the airport. As the day unfolded, it became clear that many flights would likely experience rescheduling or delays throughout the day.
Practical Advice for Travelers Facing Delays or Cancellations
For those traveling to or from Kolkata during this period of heavy rain, several practical steps can help ensure a smoother journey amidst the chaos:
- Check Your Flight Status: Always verify your flight status through the airline’s website or app before heading to the airport. Real-time updates are critical during adverse weather conditions.
- Plan for Extra Travel Time: Given the flooding and traffic slowdowns, it’s wise to leave for the airport significantly earlier than usual to avoid unnecessary stress.
- Stay in Touch with Your Airline: If your flight is delayed or canceled, promptly contact your airline for further instructions regarding rebooking options or accommodations.
- Be Prepared for Diversions: While rare, diversions can occur during extreme weather. Stay informed through your airline for any updates on your flight status.
- Utilize Social Media for Updates: Follow your airline’s official accounts on social media platforms for real-time updates regarding flight statuses and airport conditions.
- Travel with Essential Documents: Keep all necessary travel documents readily accessible to facilitate adjustments to your travel plans if needed.
How Kolkata Airport Is Managing the Situation
Despite the formidable challenges posed by the weather, the management at Kolkata airport has demonstrated commendable diligence in keeping operations running smoothly. The airport’s advanced infrastructure, particularly its drainage systems, has proven effective in mitigating flooding, allowing for minimal disruption to flight operations.
As of now, no major delays have been reported for flight departures, and all scheduled flights continue to operate, albeit with some expected delays. Passengers are advised to remain vigilant, especially during peak travel hours, as waterlogging may continue to affect certain areas of the airport.
Looking Ahead: What Travelers Should Consider
As Kolkata experiences ongoing heavy rainfall, travelers should remain flexible in their plans. The forecast indicates that inclement weather will persist throughout the monsoon season, necessitating constant vigilance regarding flight and weather updates. For anyone with upcoming flights scheduled out of or into Kolkata, it is prudent to regularly monitor weather conditions and stay in touch with airlines for the latest flight status.
Allowing extra time for travel to the airport and maintaining close communication with airline representatives are vital strategies for navigating the potential for delays or diversions during this tumultuous period.
Conclusion: Prioritizing Safety and Communication in Adverse Weather
The heavy rains and resultant waterlogging around Kolkata airport have indeed caused substantial delays and disruptions. However, thanks to proactive communication from airlines and effective management by airport authorities, the situation has been handled with relative efficiency. As always, travelers are encouraged to check flight statuses, factor in additional travel time, and stay prepared for any changes. Keeping informed and adaptable will enhance the overall travel experience, even in the face of challenging weather conditions.









