The average one-way fare from Kolkata (CCU) to Patna (PAT) is Rs 4,281, with December as the best month for cheaper flights. This route suits religious pilgrims and history enthusiasts, given Patna’s attractions like Mahabodhi Temple and Nalanda ruins, and a daily budget of Rs 1,500-Rs 3,500 in Patna.
Departure: 2026-11-25 · in 76 days · Prices tracked live by Tripfik
As of September 2026, the cheapest one-way flight from Kolkata to Patna is ₹3,532, which is 62% below the 12-month average of ₹9,259.
Cheapest Kolkata to Patna flights
Under ₹4,162 = top 25% best fares on this route
Round-trip fares — Kolkata ↔ Patna
Booking at the right time saves up to ₹1,038 (23%) vs average RT price.
Best time to visit Patna from Kolkata
| Month | Typical OW fare | Verdict | Weather | Crowd |
|---|---|---|---|---|
| Sep | ₹10,663 | Expensive | Monsoon/Wet | Medium |
| Oct | ₹19,425 | Expensive | Warm/Dry | High |
| Nov | ₹4,349 | Average | Cool/Clear | High |
| Dec | ₹4,019 | Average | Cool/Clear | Medium |
Patna — what to know
From Kolkata, Etihad,Air India,IndiGo,Malaysia Airlines fly to Patna in 1h 58m, with non-stop options available.
Fares for Kolkata to Patna show significant volatility, with an average of Rs 4,281 over 12 months. The lowest recorded fare was Rs 3,427, though prices can spike as high as Rs 105,055, reflecting unpredictable pricing trends.
Other domestic flights from Kolkata
Kolkata to Patna — FAQ
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Last updated 10 Sep 2026 · Tripfik tracks live fares from all major Indian airports