Cheap flights from Mumbai to Kolkata from ₹ 6,316

If you are unable to visit Kolkata during the month of January, then departing from Mumbai during the month September is also very affordable. Most momondo users find prices during this month for around ₹ 12,249.

The cheapest day to depart on your flight to Kolkata is on a Thursday when prices can be found for as low as ₹ 14,052. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Mumbai to Kolkata for around ₹ 15,487.

According to our data, the cheapest time of day to fly to Kolkata is in the evening. momondo users have found flights departing from Mumbai to Kolkata in the evening for as low as ₹ 12,937. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to Kolkata, so prices are often more expensive at around ₹ 16,807 per ticket.

Fly from Mumbai Chhatrapati Shivaji Intl to Kolkata Netaji S. Chandra for the best Mumbai Chhatrapati Shivaji Intl - Kolkata Netaji S. Chandra flight prices

You are more likely to see cheaper flights to Kolkata from Mumbai when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around ₹ 13,358 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 Mumbai for as low as ₹ 10,910 on momondo.

There are 3 cabin classes available to choose from on Mumbai 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 Mumbai to Kolkata flight.

As of August 2026, prices for Mumbai to Kolkata flights are approximately 25% cheaper when compared to flights at the same time last year.

IndiGo and Akasa Air are the most popular carriers operating from Mumbai Chhatrapati Shivaji Intl to Kolkata Netaji S. Chandra

IndiGo, SpiceJet and Akasa Air are the top three most popular airlines that fly to Kolkata from Mumbai according to our data. IndiGo is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Kolkata. Keep in mind that there are 4 different airlines that fly to Kolkata on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between Mumbai 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 early afternoon 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. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Akasa Air have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

As of August 2026, there are 25 flights per day flying from Mumbai to Kolkata. The most common time of day flights depart is 05:00, with 31% of flights taking off at midday.

As of August 2026, there are 175 flights per week flying from Mumbai to Kolkata. The most common day of the week flights depart is Fri, with 19% of flights taking off on this day.