Domestic route guide
Delhi to Kolkata flights: compare low fares before booking.
Delhi to Kolkata nonstops take a little over two hours, connecting the capital to eastern India's hub at Netaji Subhas Chandra Bose International Airport. Demand on this corridor surges around Durga Puja, when Kolkata becomes the centre of the festival calendar, and Delhi's winter fog adds a morning-departure caveat in December and January.
Delhi to Kolkata needs fare, departure hour, airport transfer, and short-trip timing checked together. VoyagerX keeps price, timing, trip mood, and destination context together so you can decide before opening checkout.
Fare
from ₹6,645
Updated 6 hours ago
Flight time
About 2h 15m nonstop
Best timing
October to March
Airport context
Kolkata Netaji Subhas Chandra Bose Airport
No VoyagerX fees. Final partner checkout confirms taxes, bags, seats, and payment charges.
Compare at least two departure times on Delhi to Kolkata before treating the lowest one as the best — the hour usually moves the total more than the day does.
Read the terminal off the ticket at both ends. Delhi and Kolkata both split flights in ways that cost a transfer if you assume last time's answer still holds.
Budget the ground legs at both ends. On a sector this length the drive to or from the airport can be a meaningful share of the total journey.
Airports on the eastern trunk
The route links Delhi's Indira Gandhi International — check the terminal, as domestic operations split across distant terminals — with Kolkata's Netaji Subhas Chandra Bose International at Dum Dum, in the city's north. Kolkata's airport is closer to its city than Delhi's newer rivals are to theirs, with taxis and app cabs covering the run to central neighbourhoods; a metro connection to the airport area has been under progressive extension, so check current status if planning around it.
Nonstops carry the route
At roughly two and a quarter hours nonstop, with multiple daily frequencies from the major carriers, connecting itineraries have no case for the direct journey. The comparison that matters is between departure hours and fare families. Kolkata is also a natural gateway for onward travel to the Northeast, so travelers continuing to Guwahati or beyond should weigh a through-ticket against separate bookings — a through-ticket puts a missed connection on the airline rather than on you.
Seasonal demand: Puja rules the calendar
No Indian route illustrates festival-driven demand better. Around Durga Puja — the dates shift each autumn with the lunar calendar, typically landing in September or October — Bengalis converge on Kolkata from everywhere, and fares into the city climb for the days before the festival with the return crush following it. Book Puja-window travel as early as dates are known; that inventory does not linger. The winter months that follow are the city's comfortable season, October to March, with gentler and steadier pricing.
The decision factor: fog at one end, festival at the other
This corridor's two risks live at opposite ends of the calendar and the route. In December-January, Delhi's morning fog makes early departures the fragile ones — prefer midday if the day matters. In the Puja window, the constraint flips from operations to inventory: the flight will run, but the affordable seat will not wait. Knowing which regime your travel date falls under tells you whether to optimise the hour or the booking date.
How to compare Delhi to Kolkata fares
Start with affordable flights from Delhi to Kolkata, then compare departure hour, total travel time, baggage, and final checkout total. A lower headline fare is not useful if it wastes a day or adds fees later.
Delhi to Kolkata links the capital with eastern India's hub city through frequent nonstop options. VoyagerX displays provider-returned fares for the selected date and keeps estimated context visibly separate. Compare timing, baggage, and the final checkout total before booking. Demand rises sharply around Durga Puja, when Kolkata becomes the centre of the festival calendar, and again through the winter wedding months. Delhi's winter fog can disrupt early-morning departures in December and January, so schedule buffers matter more in that window. October through March is the comfortable sightseeing season in the city.
When Kolkata flights are worth checking
Start checking 14-45 days before travel, then compare Friday/Sunday with nearby weekdays.
For Delhi to Kolkata, the best time to travel is usually October to March. If your dates are flexible, compare nearby weekdays before deciding that the first price is the market price.
Before leaving VoyagerX
VoyagerX does not sell flight tickets directly. Use this page to understand the route, then open results when you are ready to compare current options.
Before paying, confirm passenger names, baggage, refund rules, payment fees, taxes, and final availability. Keep a screenshot of the checkout total for your own records.
- Compare at least two departure times on Delhi to Kolkata before treating the lowest one as the best — the hour usually moves the total more than the day does.
- Read the terminal off the ticket at both ends. Delhi and Kolkata both split flights in ways that cost a transfer if you assume last time's answer still holds.
- Budget the ground legs at both ends. On a sector this length the drive to or from the airport can be a meaningful share of the total journey.
- Check the baggage allowance included in the fare family you are comparing. On Delhi to Kolkata the ranking between two fares can reverse once a checked bag is added.
Common questions
How long is the Delhi to Kolkata flight?
About two hours fifteen minutes nonstop, flown by several carriers across the day. Netaji Subhas Chandra Bose International sits in the north-east of the Kolkata metropolitan area, so the transfer into the city varies considerably depending on whether you are heading for the centre, Salt Lake, or the southern suburbs.
What is the Delhi to Kolkata flight ticket price?
It moves with two things on this corridor: the working week, and the festival calendar. Kolkata's Durga Puja period pulls a large volume of domestic travel toward the city, and demand around it behaves unlike a normal business week. Outside that, early-morning and evening departures are the contested slots as on any trunk route. Check current fares in the search on this page for your dates, and compare the checkout total with your bags selected.
When is the best time to fly from Delhi to Kolkata?
October to March is the comfortable window at the Kolkata end, with the pre-monsoon months from roughly April bringing heat and humidity, and the monsoon from June bringing heavy-rain days that can affect afternoon schedules. The Delhi end adds its own December and January fog risk to early departures, so a mid-morning flight in deep winter avoids both problems at once.
How this route guide is built
Route duration, airport context, seasonal timing, and destination notes are editorial planning aids. The fare above is the last price a booking partner returned for this route, shown with how long ago that was — not a live quote and not a seat held for you. The booking partner confirms availability, taxes, baggage, refund rules, and the final amount before payment.
Spot an outdated route detail? Email support@voyagerx.in with the page link so it can be checked and corrected.
Fare alerts
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Go deeper on this route
Month-by-month readings for Delhi to Kolkata — what VoyagerX holds for each departure window, with the date every reading belongs to.
Flying out of Delhi generally? Every destination VoyagerX tracks from Delhi (DEL), cheapest reading first.
Related flight guides
The Delhi → Kolkata corridor
Which airports serve each end, and how heavily this pair is actually flown. Airport facts first, because the wrong airport is a more expensive mistake than the wrong fare.
Delhi
Indira Gandhi International (DEL)
One airport serves Delhi on this route, so there is no terminal-airport confusion to resolve before booking — only the terminal within it.
Kolkata
Netaji Subhas Chandra Bose International (CCU)
One airport serves Kolkata on this route, so there is no terminal-airport confusion to resolve before booking — only the terminal within it.
How busy this corridor is
2,65,368 passengers travelled between Delhi and Kolkata in May 2026, in both directions combined, according to DGCA / Ministry of Civil Aviation, India.
That is traffic history, not a schedule. It shows the corridor was genuinely flown in that month; it does not prove a flight operates on your date, and the series runs a few months behind. A busy corridor usually means more departures to choose between and less reason to accept an awkward connection.
Check Delhi → Kolkata on a booking partner
These open the route on the partner's own search, with no date pre-filled — pick your dates there. Any partner marked below drops the route on the way through and opens its own home search instead, so you will need to re-enter it. VoyagerX may earn a commission from these links at no extra cost to you, and the fare, bags and final total are confirmed at the partner's checkout.
Plan the rest of your Kolkata trip
Partner services for the same trip. VoyagerX may earn a commission from these links; they are ordered by relevance to this route, never by payout.
- ActivitiesKlookActivities, passes, and attraction bundles. (opens in a new tab)
- ExperiencesKKdayTours, local experiences, and attraction bundles. (opens in a new tab)
- TicketsTiqetsMuseum and attraction tickets in one place. (opens in a new tab)
- HotelsSearch hotelsA general hotel search on Trivago. You choose the destination and the dates there. (opens in a new tab)
Affiliate disclosure: VoyagerX is a comparison and planning service. Some links to partner sites are affiliate links, and VoyagerX may earn a commission when you book through them — at no extra cost to you. VoyagerX never adds a fee, never issues tickets, and does not rank partners by commission. Fares shown are fares a provider recorded, each labelled with its age; the partner's checkout page confirms the final price, taxes, baggage and seat charges. How we source fares.