- Flipkart's Big Billion Days Sale 2025 starts on September 23, with early access for Plus and Black members on September 22, featuring significant discounts on the iPhone 16 series.
- Discounts range from ₹40,000 to ₹50,000, making the iPhone 16 available for under ₹50,000, the Pro model around ₹70,000, and the Pro Max close to ₹90,000.
- Buyers can maximize savings through bank offers, exchange deals, and no-cost EMI options, but must act quickly as popular models are expected to sell out fast.

**TL;DR:** Flipkart's Big Billion Days Sale offers massive discounts on iPhones starting September 23, with the iPhone 16 series priced under ₹50,000.