Cheap flights from Bengaluru to Kolkata from ₹ 6,443

If you are unable to visit Kolkata during the month of February, then departing from Bengaluru during the month July is also very affordable. Most momondo users find prices during this month for around ₹ 12,790.

The cheapest day to depart on your flight to Kolkata is on a Tuesday when prices can be found for as low as ₹ 14,207. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Bengaluru to Kolkata for around ₹ 17,998.

According to our data, the cheapest time of day to fly to Kolkata is at midday. momondo users have found flights departing from Bengaluru to Kolkata at midday for as low as ₹ 14,708. 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 ₹ 17,292 per ticket.

Fly from Bengaluru Intl to Kolkata Netaji S. Chandra for the best Bengaluru Intl - Kolkata Netaji S. Chandra flight prices

You are more likely to see cheaper flights to Kolkata from Bengaluru when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around ₹ 13,913 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Bengaluru for as low as ₹ 7,790 on momondo.

There are 3 cabin classes available to choose from on Bengaluru 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 3% on your flight if you consider stops on a Bengaluru to Kolkata flight.

As of October 2026, prices for Bengaluru to Kolkata flights are approximately 27% cheaper when compared to flights at the same time last year.

SpiceJet, IndiGo, and Air India are the most popular carriers operating from Bengaluru Intl to Kolkata Netaji S. Chandra

IndiGo, Air India Express and Akasa Air are the top three most popular airlines that fly to Kolkata from Bengaluru according to our data. IndiGo is the first choice among our users, with 73% of people opting to fly with this airline when travelling to Kolkata. Keep in mind that there are 5 different airlines that fly to Kolkata on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between Bengaluru and Kolkata have experienced a delay on any given week. The average delay length over the past 12 months has been 121 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, IndiGo have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

The number of flights available between Bengaluru and Kolkata is 30 per day as of October 2026. The most frequent departure time is 22:00, with 34% of daily flights leaving at midday.

As of October 2026, 213 flights take off from Bengaluru and land in Kolkata each week. The most common flight departure day for this route is Wed, with 21% of weekly flights taking off on this day.