Colombo to Kolkata Flights from HKD 151 incl. tax

Based on HopeGoo data, Air India offers one-way fares as low as US$145 on Cheapest nonstop routes (e.g. CMB to CCU on Mon, Mar 9), while Air India offers Cheapest nonstop round-trips from US$261 departing on Wed, Mar 18 and returning on Tue, Mar 24.

At the moment, you can catch a nonstop flight from Colombo to Kolkata with the following airlines, including: Srilankan Airlines IndiGo Selected airlines are based on historical data collected from flight bookings users made on HopeGoo within the last 90 days.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Colombo to Kolkata is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Colombo to Kolkata, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Mar 9, with one-way flights priced at just US$145. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air India. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Kolkata travel is around January. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Colombo to Kolkata is August, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Colombo to Kolkata on February 28, 2026 with IndiGo, with prices starting at US$148.

You can land at any one of the following hubs in Kolkata, with Bandaranaike International Airport to Netaji Subhas Chandra Bose International Airport (CMB-CCU) is by far the most common option on this route: Netaji Subhas Chandra Bose International Airport (CCU).

The time difference between Kolkata and Colombo is 0h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.