Cheap flights from Bihar to Kolkata from ₹ 3,893

If you are unable to visit Kolkata during the month of April, then departing from Bihar during the month June is also very affordable. Most momondo users find prices during this month for around ₹ 3,703.

The cheapest day to depart on your flight to Kolkata is on a Wednesday when prices can be found for as low as ₹ 8,654. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Bihar to Kolkata for around ₹ 10,162.

According to our data, the cheapest time of day to fly to Kolkata is in the evening. momondo users have found flights departing from Bihar to Kolkata in the evening for as low as ₹ 8,721. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Kolkata, so prices are often more expensive at around ₹ 10,840 per ticket.

Fly from Patna to Kolkata Netaji S. Chandra for the best Bihar - Kolkata Netaji S. Chandra flight prices

There are 2 cabin classes available to choose from on Bihar to Kolkata flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 4% on your flight if you consider stops on a Bihar to Kolkata flight.

2 flights are operational daily from Bihar to Kolkata as of June 2026. The most popular departure time for this route is 11:00, with 50% of flights per day taking off at midday.

As of June 2026, 16 flights take off from Bihar and land in Kolkata each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.