Yes, Mumbai is 1.5 hours ahead of Muscat year-round. When it's 9:00 AM in Muscat, it's 10:30 AM in Mumbai. Neither country observes daylight saving time.
Mumbai operates on India Standard Time (IST, UTC+5:30), while Muscat uses Gulf Standard Time (GST, UTC+4). The 1.5-hour difference stays constant throughout the year.
Morning calls align well! 10:30 AM - 7:30 PM Mumbai corresponds to 9:00 AM - 6:00 PM Muscat. Excellent overlap for business discussions.
Mumbai and Muscat share historic trade ties dating back centuries. A significant Indian community lives in Oman. Multiple airlines connect the cities daily, with the flight taking just over 2 hours.