The average round-trip fare is Rs 4,567 with a minimum of Rs 3,427 tracked over 16,015 fares. December is the best month to travel while July offers the lowest crowd levels but wet weather. Travelers should expect high volatility when planning this route between Kolkata and Patna.
Departure: 2026-11-29 · in 55 days · Prices tracked live by Tripfik
As of October 2026, the cheapest one-way flight from Kolkata to Patna is ₹3,739, which is 29% below the 12-month average of ₹5,232.
Cheapest Kolkata to Patna flights
Under ₹3,739 = top 25% best fares on this route
Round-trip fares — Kolkata ↔ Patna
Booking at the right time saves up to ₹1,140 (25%) vs average RT price.
Best time to visit Patna from Kolkata
| Month | Typical OW fare | Verdict | Weather | Crowd |
|---|---|---|---|---|
| Jan | ₹4,421 | Average | Cool/Clear | Medium |
| Oct | ₹7,890 | Expensive | Warm/Dry | High |
| Nov | ₹5,150 | Average | Cool/Clear | High |
| Dec CHEAPEST | ₹3,786 | Great value | Cool/Clear | Medium |
Patna — what to know
From Kolkata, Etihad,Air India,IndiGo,Malaysia Airlines fly to Patna in 2h 0m, with non-stop options available.
Prices average Rs 4,567 with a minimum of Rs 3,427 tracked across 16,015 fares. However, volatility remains high so travelers should monitor fluctuations carefully.
Other domestic flights from Kolkata
Kolkata to Patna — FAQ
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Last updated 5 Oct 2026 · Tripfik tracks live fares from all major Indian airports