Aviasales
Alliance Air
Departs Mon, 21 Sept, 2026 · Cheapest cached fare in September 2026 · Non-stop · 9I733
Best priceNon-stop
Different date
₹4,383INR total, all travellers, for the departure date aboveKolkata to Patna flights
Compare CCU to PAT fares across our travel partners. Prices below are for Sun, 27 Sept, 2026; change the date to search another day.
Cheapest Kolkata to Patna options
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Aviasales
IndiGo
Departs Sat, 26 Sept, 2026 · Cheapest cached fare in September 2026 · Non-stop · 6E0895
Non-stop
Different date
₹4,477INR total, all travellers, for the departure date aboveAviasales
IndiGo
Departs Sat, 19 Sept, 2026 · Cheapest cached fare in September 2026 · Non-stop · 6E713
Non-stop
Different date
₹4,885INR total, all travellers, for the departure date aboveAviasales
IndiGo
Departs Tue, 22 Sept, 2026 · Cheapest cached fare in September 2026 · Non-stop · 6E713
Non-stop
Different date
₹4,889INR total, all travellers, for the departure date aboveCleartrip
Cleartrip
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MakeMyTrip
Live price shown on the partner site
Price on MakeMyTripShown when you continue
Check price on MakeMyTripWhat we have seen on Kolkata - Patna
Airlines seen on the lowest fares we found: IndiGo. Other airlines may fly this route without showing up in a sample taken from the cheapest fares.
Non-stop flights seen
Based on the 1 cheapest Kolkata-Patna fares our price source held departing Sun, 2 Aug, 2026, checked on Fri, 31 Jul, 2026. These are past observations, not an offer - the prices above are the live ones, and only the partner's own checkout page confirms a fare.
Kolkata to Patna flights: common questions
- Which airports do these flights use?
- Flights depart from Netaji Subhas Chandra Bose International Airport (CCU) in West Bengal and land at Jay Prakash Narayan International Airport (PAT) in Bihar.
- Which airlines showed up on the cheapest fares?
- Airlines seen on the cheapest fares in our sample: IndiGo. That is what this sample contained, not a list of every airline flying the route - a carrier serving it at a higher fare would not appear here.
- Was a non-stop flight in the sample?
- Yes. At least one of the fares in this sample was a non-stop flight.
- How long does the flight take?
- The middle journey time across the fares in this sample was 1h 10m.
- What is the lowest fare we have seen?
- The lowest Kolkata to Patna fare in this sample was ₹4,790 per passenger. That is what we recorded when the sample was taken, not a fare on sale now - the live prices are the ones listed above, and only the partner checkout page confirms a fare.
- What is this based on, and when was it checked?
- These figures come from the 1 cheapest Kolkata to Patna fares our price source held departing Sun, 2 Aug, 2026, checked on Fri, 31 Jul, 2026. They are past observations, not an offer.
About the Kolkata - Patna route
Flights depart from Netaji Subhas Chandra Bose International Airport (CCU) in West Bengal and land at Jay Prakash Narayan International Airport (PAT) in Bihar. YatraJoy checks every partner that covers this route and lists the six cheapest results, sorted from lowest total price. Fares move constantly, so the figures above are refreshed continuously and are confirmed only on the partner's own checkout page.
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