$39 Find Cheap Flights from Kolkata to Patna - Compare and Save

2 airlines operate flights between Kolkata and Patna. The airlines offering nonstop flights on this route include:

• IndiGo
• Alliance Air

Flights from Kolkata to Patna usually depart from Kolkata Netaji S. Chandra (CCU) and arrive at Patna (PAT).

Here are some options for this route, based on selected ticket types and cabin classes:

• IndiGo: a cabin bag and a checked bag in Economy Class
• Alliance Air: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Only Economy Class is available on flights from Kolkata to Patna.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $83 round-trip, compared to $93 via a layover through Guwahati Borjhar (GAU).

The Airbus A320neo family is used most often on this route, operated mainly by IndiGo and Air India. Other aircraft seen on the route include Airbus A321neo variants.

Connecting flights from Kolkata to Patna most commonly pass through:

• New Delhi Indira Gandhi Intl (DEL) - 98% of one-stop connections
• Guwahati Borjhar (GAU) - 2% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 22% on the Kolkata to Patna route. Tuesday is the cheapest departure day at $76 round-trip on average, while Wednesday is the most expensive at $97, a difference of $21. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Kolkata to Patna flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 33%, and night flights for 0%.

These are the earliest and latest flight times available from Kolkata to Patna:

• Earliest: departs at 10:25 am and lands at 11:38 am
• Latest: departs at 7:00 pm and lands at 8:13 pm.

The flight takes about 1h 13m.

A nonstop flight from Kolkata to Patna takes 1h 13m, covering 293 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

One-way fares from Kolkata to Patna are currently higher than usual. Average one-way flight prices are about $45, which is 7% above the typical average for this route.

Flying via Guwahati Borjhar (GAU) gives the shortest average 1-stop total travel time at 6h 34m, compared with 10h 00m via New Delhi Indira Gandhi Intl (DEL).

Round-trip flights from Kolkata to Patna range from $76 to $100, with an average of $84 over the past 12 months. Anything below $76 counts as a good deal.