Cheap Flights from Bengaluru to Kolkata

Compare Bengaluru to Kolkata flight deals

Find the cheapest month or even day of the year to fly to Kolkata

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Flight deals from Bengaluru to Kolkata

Looking for a cheap last-minute deal or the best return flight from Bengaluru to Kolkata? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Bengaluru to Kolkata

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bengaluru to Kolkata flights are currently cheapest in June.

Direct flights from Bengaluru to Kolkata

Bengaluru to Kolkata: Alternative routes

Compare routes from Bengaluru to Kolkata below. You may find an airport to fly into that's cheaper, faster, or easier than Kolkata.

Bengaluru to Kolkata: Flight information

The things to know before you go.
Cheapest flight foundR 797
Cheapest month to flyJuly
Average flight time2 hrs, 38 mins
Most popular airlineQantas
Average flights per week394

Finding cheap flights from Bengaluru to Kolkata: Frequently asked questions

The best price we found for a return flight from Bengaluru to Kolkata is R 1,471. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 38 minutes is the average flight time from Bengaluru to Kolkata.
Qantas, Virgin Atlantic and IndiGo fly direct from Bengaluru to Kolkata.
As of February 2026, there are 392 flights per week flying from Bengaluru to Kolkata.
The cheapest month to fly from Bengaluru to Kolkata is usually June.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bengaluru Airport to Kolkata Airport on Wednesday, 17 June 2026.
Yes – the average flight time is 2 hours and 38 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kolkata but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kolkata is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, IndiGo offers the cheapest flight tickets to Kolkata.

Flying from Kempegowda International Airport (BLR) to Netaji Subhas Chandra Bose Airport (CCU): what you need to know

  • Around 2 hours 35 minutes is how long you can expect to be travelling on a direct flight from Kempegowda International Airport to Netaji Subhas Chandra Bose Airport.

  • Kolkata's timezone is UTC+5:30, which is the same as Bengaluru.

  • Flights from BLR to CCU start at 04:40 — the first with Air India Express. The latest departure is at 22:15 with IndiGo. In total, there are 1,257 weekly Kempegowda International Airport to Netaji Subhas Chandra Bose Airport flights.

  • Your BLR to CCU flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • You'll likely experience longer queues during popular months like August. Arriving up to four hours in advance for an international flight and two hours for domestic departures will give you ample time for security and boarding.

  • There are plenty of direct flights from Kempegowda International Airport to Netaji Subhas Chandra Bose Airport, so getting to Kolkata (and then seeing more of India!) is a cinch. Popular airlines that fly nonstop include:

  • The airline most travellers prefer to fly with on this route is IndiGo.

  • IndiGo is the most punctual carrier that operates BLR to CCU flights.

  • If you'd like to add a stop to your trip, simply deselect 'Direct flights only' when searching for your ticket from Kempegowda International Airport to Netaji Subhas Chandra Bose Airport. Here are the most popular stopovers between BLR and CCU:

    • Chennai Airport

    • Birsa Munda Airport

    • Vishakhapatnam Airport

How to find the cheapest flights from Kempegowda International Airport (BLR) to Netaji Subhas Chandra Bose Airport (CCU)

  • Right now, R 797 is the cheapest price we've seen for a one-way Kempegowda International Airport to Netaji Subhas Chandra Bose Airport flight. The best price for a return ticket is R 1,471. Bear in mind that fares may change due to demand at the time of booking.

  • Book eight months before you want to fly. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from BLR to CCU.

  • July is the cheapest month for flights from Kempegowda International Airport to Netaji Subhas Chandra Bose Airport. If you prefer to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • Getting your hands on cheap flights from BLR to CCU is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you when a new discounted fare appears.

  • Discover the ideal flight for you with the help of the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Kempegowda International Airport to Netaji Subhas Chandra Bose Airport, use the 'Sort by' tool. You can also filter by departure and arrival times, airline, and journey duration.

Handy information about Kempegowda International Airport (BLR)

  • BLR is located at Kial Road, Devanahalli, Bengaluru, Karnataka 56030.

  • When it comes to the on-time performance of Kempegowda International Airport, data shows 71.17% of flights stick to their scheduled arrival time.

  • Central Bengaluru to Kempegowda International Airport is approximately 32 kilometres. Depending on traffic, it'll take about 50 minutes to get there if you're catching a cab, ride-sharing or driving.

  • You can expect a journey time of around 1 hour 55 minutes on public transport.

  • Searching for a handy hotel near BLR? If you're catching an early flight from Kempegowda International Airport to Netaji Subhas Chandra Bose Airport, these accommodation options will have you moments from check-in:

Arriving at Netaji Subhas Chandra Bose Airport (CCU)

Getting from Netaji Subhas Chandra Bose Airport (CCU) to central Kolkata

  • Netaji Subhas Chandra Bose Airport is roughly 16 kilometres from central Kolkata. The drive time takes about 40 minutes.

  • Getting to the centre by public transport takes about 55 minutes.

When to fly to Netaji Subhas Chandra Bose Airport (CCU)

  • July is the most popular month for flights from Kempegowda International Airport to Netaji Subhas Chandra Bose Airport. To skip the crowds, travel to Kolkata in April.

  • Lock in your flight from Kempegowda International Airport to Netaji Subhas Chandra Bose Airport for April if you want to go to Kolkata during its warmest month. You can expect temperatures of between 24ºC (75ºF) and 42ºC (108ºF).

  • Search for cheap tickets from BLR to CCU in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between 15ºC (59ºF) and 29ºC (84ºF) on average.

Explore more of India

  • Patna is just one of the many cities in India waiting to be explored once you've taken in the sights of Kolkata. Around 467 kilometres away to the north-west, check out popular attractions including Mahatma Gandhi Setu, Bihar Museum and Golghar.

  • Ranchi is another essential stop in India and is around 322 kilometres west of Kolkata. No journey is complete without seeing Rock Garden, Jagannath Temple and Deer Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.