Runway Closure at Chhatrapati Shivaji Maharaj International Airport Scheduled for 20 November

Ajjay Bhagyakar

Nov 4, 2025

2 min read

By Ajjay Bhagyakar | Published by Griha Realty Source: Punepluse.com

What’s happening?

Mumbai International Airport Limited (MIAL), which operates the Chhatrapati Shivaji Maharaj International Airport (CSMIA), has announced that both its runways—RWY 09/27 & RWY 14/32—will be non-operational on Thursday, 20 November 2025 from 11:00 to 17:00 IST. PUNE PULSE - Trusted-Connected-Targeted+2Travel Trade Journal+2This span of six hours is earmarked for the airport’s annual post-monsoon maintenance programme. NewsDrum+2PUNE PULSE - Trusted-Connected-Targeted+2

Why is this necessary?

The closure forms part of a routine maintenance exercise undertaken each post-monsoon season. MIAL describes it as integral to “safe, secure and efficient operations”. PUNE PULSE - Trusted-Connected-Targeted+1
During this period, detailed inspections and repairs will be carried out: runway surfaces, lighting systems, markings, drainage checks—all critical for safety and reliability. Mid-day+1
Advance coordination with airlines and stakeholders has been initiated (six months ahead according to one source) to synchronise schedules and manpower. PUNE PULSE - Trusted-Connected-Targeted
A Notice to Airmen (NOTAM) has been issued to allow flight planners and ground-operations teams to adjust accordingly. Travel Trade Journal+1

What does this mean for travellers & airlines?

From 11:00 to 17:00 IST on 20 November, no take-offs or landings will be possible at CSMIA since both runways are out of operation. The Times of India+1
Airlines must re-schedule flights, re-allocate crew and ground-staff, and plan for any ripple effects due to the six-hour blackout window.
For passengers: if your flight is scheduled around that time, expect changes, possible delays or re-routing; checking with your airline is strongly recommended.

Why now? The bigger picture ( Chhatrapati Shivaji Maharaj International Airport )

CSMIA is among the busiest airports in India, operating with intersecting runways (09/27 & 14/32) which handle a large volume of traffic. The Financial Express+1
Post-monsoon is a logical time: heavy rains, high humidity and wear during monsoon season mean runways need renewed checks ahead of the busier winter period.
The “safety-first” language from MIAL underlines the industry norm: even major hubs plan deliberate downtime to ensure operational integrity rather than waiting for emergent issues. Mid-day+1

Quick Takeaways

✅ Date & Time: 20 Nov 2025, 11:00–17:00 IST
✅ Airport: CSMIA (Mumbai)
✅ Runways affected: 09/27 & 14/32
✅ Purpose: Annual post-monsoon maintenance – surface, lighting, markings, drainage
✅ Impact: Zero flight operations during that window; airlines/stakeholders pre-informed

What you should do

If you’re flying into or out of CSMIA on that day, check your booking:
- Does your airline show a change or cancellation?
- Could your flight be shifted earlier or later?
- Might you be diverted or re-routed via another airport?
Build in extra buffer time if you’re coordinating travel to/from the airport that day.
For real-estate or business stakeholders (such as Griha Realty’s audience): this is a reminder of how infrastructure downtime—even planned—can affect connectivity and logistics, something to factor into scheduling site visits, client arrivals or transport planning.