Explore the cheapest flights from Dhaka to Kolkata in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 101, and round-trip direct tickets start at S$ 153.

Popular airlines from Dhaka to Kolkata

You can choose from 2 airlines that fly from Dhaka to Kolkata, including Biman Bangladesh Airlines, IndiGo, Biman Bangladesh Airlines offers the lowest prices on this route.
Biman Bangladesh Airlines logo Biman Bangladesh Airlines
IndiGo logo IndiGo
Airlines are determined based on actual purchased flight tickets from Dhaka to Kolkata according to previous 12 months data from Trip.com.

Flying from Dhaka to Kolkata

The distance between Dhaka and Kolkata is approximately 239.17km. It takes around 1 hour 1 minute on average to fly from Dhaka to Kolkata. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is August.

Cheapest one-way flight price S$ 101
Cheapest return ticket price S$ 153
Off-season for travel August
Peak season for travel July
Flight distance 239.17km
Average flight time 1 hour 1 minute
Popular airline Biman Bangladesh Airlines
Flight statistics for the Dhaka–Kolkata route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Dhaka to Kolkata.

What is the cheapest month for one-way flights from Dhaka to Kolkata?

The average price of one-way flights from Dhaka to Kolkata purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Dhaka to Kolkata is August, with an average price of S$ 103, and the most expensive month is July, with an average price of up to S$ 128.

S$ 128
S$ 116
S$ 103
S$ 91
    Cheapest
  • S$ 128
    Jul
  • S$ 103
    Aug
  • S$ 104
    Sep
  • S$ 105
    Oct
  • S$ 109
    Nov
  • S$ 126
    Dec
  • S$ 116
    Jan
  • S$ 110
    Feb
  • S$ 117
    Mar
  • S$ 112
    Apr
  • S$ 120
    May
  • S$ 112
    Jun

What is the cheapest month for round-trip flights from Dhaka to Kolkata?

The average price of round-trip flights from Dhaka to Kolkata purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for round-trip flights from Dhaka to Kolkata is November, with an average price of S$ 173, and the most expensive month is July, with an average price of up to S$ 221.

S$ 221
S$ 197
S$ 173
S$ 149
    Cheapest
  • S$ 221
    Jul
  • S$ 187
    Aug
  • S$ 190
    Sep
  • S$ 193
    Oct
  • S$ 173
    Nov
  • S$ 189
    Dec
  • S$ 194
    Jan
  • S$ 186
    Feb
  • S$ 212
    Mar
  • S$ 188
    Apr
  • S$ 202
    May
  • S$ 190
    Jun

What is the cheapest day to fly from Dhaka to Kolkata during National Day?

Based on Trip.com's data over the past 3 days, these are the lowest one-way airfares from Dhaka to Kolkata during National Day.

National Day is scheduled on Aug 9. The flights from Dhaka to Kolkata are cheapest on Aug 7, with the lowest fare of S$ 104.

S$ 110
S$ 107
S$ 104
S$ 101
  • S$ 109
    6
    Aug
  • S$ 104
    7
  • S$ 110
    8
  • S$ 109
    9
  • S$ 109
    10
  • S$ 109
    11

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Dhaka (DAC) to Kolkata (CCU)?

    Based on Trip.com data, Biman Bangladesh Airlines offers one-way fares as low as S$ 101 on Cheapest nonstop routes (e.g. DAC to CCU on Wed, Sep 2), while Biman Bangladesh Airlines offers Cheapest nonstop round-trips from S$ 153 departing on Wed, Aug 5 and returning on Sun, Aug 9.
  • At the moment, you can catch a direct flight from Dhaka to Kolkata with the following airlines, including: IndiGo Biman Bangladesh Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 1 minute to fly from Dhaka (DAC) to Kolkata (CCU).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Dhaka 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.
  • Based on Trip.com data in the past 4 weeks, there is 17 flight per week flying from Dhaka to Kolkata. You can check the weekly schedule for popular airlines on this route below: Biman Bangladesh Airlines: S/M/T/W/T/F/S -- BG395 (17:27) IndiGo: S/M/T/W/T/F/S -- 6E1106 (19:22)
  • To find best deals on flights from Dhaka to Kolkata, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Sep 2, with one-way flights priced at just S$ 101.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Biman Bangladesh Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Kolkata travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Dhaka to Kolkata is August, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Dhaka to Kolkata on July 27, 2026 with IndiGo, with prices starting at S$ 159.
  • You can land at any one of the following hubs in Kolkata, with Hazrat Shahjalal International Airport to Netaji Subhash Chandra Bose International Airport (DAC-CCU) is by far the most common option on this route: Netaji Subhash Chandra Bose International Airport (CCU).
  • The time difference between Kolkata and Dhaka is 0h.
  • Tickets can only be changed or cancelled 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 booking, 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.

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.