Ordinary Post Mumbai to New Delhi: 3–5 Business Days

India Post ordinary (non-priority) letter from Mumbai to New Delhi: 3–5 business days typical. But variance is high.

Why It Varies

• Distance: ~1,400 km air / 1,450 km rail.
• Network: Mumbai GPO → Sorting (Mumbai/Nagpur/Bhopal) → NDLS GPO → Delivery. 4–6 hops.
• Volume: Festivals (Diwali, Holi), elections, exams = 2–3x volume → +2–4 days.
• Weather: Monsoon floods (Jun–Sep) disrupt rail/road.
• Rural delivery: If destination is village, +2–5 days from NDLS.

Faster Options (Worth It)

Pro Tip

For anything important: Speed Post. ₹40 buys tracking, proof of delivery, and 2-day reliability. Ordinary post is for non-urgent, non-valuable, non-time-sensitive only.