What to know about flights from Kolkata to New Delhi?

The distance between Kolkata and New Delhi is approximately 1,312.67km. The average flight time between Kolkata and New Delhi is 2 hours 25 minutes. According to Trip.com data, travel demand is highest in January. October is generally the cheapest month to book.

Cheapest one-way
£62
Air India Express Air India Express CCU-DEL 6h 40m · 1 stop Sat, Oct 31
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Cheapest return
£99
IndiGo IndiGo CCU-DEL 6h 35m · 2 stops Wed, Oct 14 - Wed, Oct 21
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Best time to book
April
Cheapest
January
Peak season for travel
Route details
1,312.67km
Flight distance
2h 25m
Average flight time

Explore the cheapest one-way and round-trip flights from Kolkata to New Delhi over the next 90 days, with one-way fares from £62 and round-trip from £99. Based on Trip.com's latest 7-day flight data.

Flight.News
Flights from Kolkata to New Delhi operate an average of 89 times per day over the past 7 days, with a 61.5% on-time departure rate and a 87.7% on-time arrival rate.

Which airlines are the most popular for Kolkata to New Delhi flights?

The most popular airlines flying from Kolkata to New Delhi are Air India, IndiGo, and Akasa Air, among 5 carriers on this route. Air India Express offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
Air India logo Air India
IndiGo logo IndiGo
Akasa Air logo Akasa Air
Air India Express logo Air India Express
Spicejet logo Spicejet
Airlines are determined based on actual purchased flight tickets from Kolkata to New Delhi according to previous 12 months data from Trip.com.

Trip.com Price Insights on Kolkata to New Delhi Flights

What is the cheapest month to book a one-way flight from Kolkata to New Delhi?

Average price of one-way tickets from Kolkata to New Delhi booked on Trip.com over the past 12 months.

For a one-way flight from Kolkata to New Delhi, fares are lowest in April (£55) and highest in December (£84).

£84
£70
£55
£41
    Cheapest
  • £59
    Oct
  • £64
    Nov
  • £84
    Dec
  • £67
    Jan
  • £58
    Feb
  • £56
    Mar
  • £55
    Apr
  • £62
    May
  • £71
    Jun
  • £66
    Jul
  • £68
    Aug
  • £72
    Sep

What is the cheapest month to book a return flight from Kolkata to New Delhi?

Average price of return tickets from Kolkata to New Delhi booked on Trip.com over the past 12 months.

For a return flight from Kolkata to New Delhi, fares are lowest in February (£91) and highest in April (£160).

£160
£126
£91
£57
    Cheapest
  • £119
    Oct
  • £112
    Nov
  • £113
    Dec
  • £104
    Jan
  • £91
    Feb
  • £117
    Mar
  • £160
    Apr
  • £143
    May
  • £150
    Jun
  • £110
    Jul
  • £108
    Aug
  • £127
    Sep

Flight FAQs

  • Which airlines offer the cheapest flights from Kolkata to New Delhi?

    Based on Trip.com data, Air India Express offers Cheapest nonstop one-way flights from £62 (for example, CCU–DEL on Sat, Oct 31). For a Cheapest nonstop return flight, IndiGo offers fares from £99, departing on Wed, Oct 14 and returning on Wed, Oct 21.
  • At the moment, you can catch a direct flight from Kolkata to New Delhi with the following airlines, including: Air India IndiGo Akasa Air Air India Express Spicejet Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • A flight from Kolkata (CCU) to New Delhi (DEL) takes an average of 2 hours 25 minutes.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Kolkata to New Delhi 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.
  • On average, 162 direct flights operate each week between Kolkata and New Delhi. See below the schedules of the main airlines serving this route:
    IndiGo: S/M/T/W/T/F/S – 6E6183 (departure at 17:39) Air India: S/M/T/W/T/F/S – AI2708 (departure at 21:16)
  • Here are some tips for finding the best flight deals from Kolkata to New Delhi on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Sat, Oct 31, with one-way fares from just £62.
    · Compare airlines. Spicejet currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. January is generally the busiest month for travel to New Delhi.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from Kolkata to New Delhi is usually October, when demand is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Kolkata to New Delhi on October 31, 2026 with IndiGo, with prices starting at £48.
  • Flights to New Delhi can arrive at: Indira Gandhi International Airport (DEL). The most common route connects Netaji Subhash Chandra Bose International Airport and Indira Gandhi International Airport (CCU–DEL).
  • The time difference between New Delhi and Kolkata is 0m.
  • 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Kolkata to New Delhi is £84. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for flights departing in the next 30 days, the average return fare from Kolkata to New Delhi is £167. Fares vary by travel date, airline and availability.
  • Enter Kolkata and New Delhi, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • IndiGo, Air India Express and Akasa Airare the most popular budget airlines flying from Kolkata to New Delhi. Check baggage, seat and payment fees before comparing the final price.

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

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check 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 according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.