Cheap flights from Bengaluru to Kolkata from R1 300

In general, July is the cheapest month to fly from Bengaluru to Kolkata. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R2 246. If you aren’t able to travel to Kolkata during the month of July, then flying in August is also cheap. Prices for this month can be found on momondo for an average of R2 263.

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 R2 540 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 R1 368 on momondo.

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.

56 flights are operational daily from Bengaluru to Kolkata as of November 2026. The most popular departure time for this route is 6:00, with 44% of flights per day taking off at midday.

The number of flights available between Bengaluru and Kolkata is 392 per week as of November 2026. The most frequent departure day is Fri, with 15% of weekly flights leaving on this day.