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Cheap Flights from Washington Dulles to Kolkata

Compare Washington Dulles to Kolkata flight deals

Find the cheapest month or even day of the year to fly to Kolkata

Book the best Kolkata fare with no extra fees

Flight deals from Washington Dulles to Kolkata

Looking for a cheap last-minute deal or the best return flight from Washington Dulles to Kolkata? Find the lowest prices on one-way and return tickets right here.
Kolkata.R 7,705 per passenger.Departing Fri, 15 Aug.One-way flight with IndiGo.Outbound indirect flight with IndiGo, departs from Washington Dulles on Fri, 15 Aug, arriving in Kolkata.Price includes taxes and charges.From R 7,705, select.
Kolkata.R 8,002 per passenger.Departing Tue, 2 Sep.One-way flight with IndiGo.Outbound indirect flight with IndiGo, departs from Washington Dulles on Tue, 2 Sep, arriving in Kolkata.Price includes taxes and charges.From R 8,002, select.
Kolkata.R 8,343 per passenger.Departing Wed, 21 May.One-way flight with IndiGo.Outbound indirect flight with IndiGo, departs from Washington Dulles on Wed, 21 May, arriving in Kolkata.Price includes taxes and charges.From R 8,343, select.
Kolkata.R 8,797 per passenger.Departing Sun, 8 Jun.One-way flight with IndiGo.Outbound indirect flight with IndiGo, departs from Washington Dulles on Sun, 8 Jun, arriving in Kolkata.Price includes taxes and charges.From R 8,797, select.
Kolkata.R 9,199 per passenger.Departing Tue, 21 Oct.One-way flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Washington Dulles on Tue, 21 Oct, arriving in Kolkata.Price includes taxes and charges.From R 9,199, select.
Kolkata.R 9,666 per passenger.Departing Mon, 7 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Mon, 7 Jul, arriving in Kolkata.Price includes taxes and charges.From R 9,666, select.
Kolkata.R 13,180 per passenger.Departing Wed, 31 Dec.One-way flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Washington Dulles on Wed, 31 Dec, arriving in Kolkata.Price includes taxes and charges.From R 13,180, select.
Kolkata.R 14,367 per passenger.Departing Sat, 9 May.One-way flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Washington Dulles on Sat, 9 May, arriving in Kolkata.Price includes taxes and charges.From R 14,367, select.

Find the cheapest month to fly from Washington Dulles to Kolkata

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Kolkata flights are currently cheapest in August.
May
from R 8,343
Jun
from R 8,797
Jul
from R 9,666
Aug
from R 7,705
Sep
from R 8,002
Oct
from R 9,199
Nov
Find prices
Dec
from R 13,180
Jan
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Feb
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Mar
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Apr
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Washington Dulles to Kolkata: Alternative routes

Compare routes from Washington Dulles to Kolkata below. You may find an airport to fly into that's cheaper, faster, or easier than Kolkata.

Washington D.C. to Kolkata: Flight information

The things to know before you go.
Cheapest flight foundR 7,705
Cheapest month to flyAugust

Finding cheap flights from Washington Dulles to Kolkata: Frequently asked questions

The best price we found for a return flight from Washington Dulles to Kolkata is R 16,476. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington Dulles to Kolkata. But we found flights with one or more stops from R 16,476.
As of May 2025, there are no flights flying from Washington Dulles to Kolkata.
The cheapest month to fly from Washington Dulles to Kolkata is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Kolkata Airport on Tuesday, 10 June 2025.
No airlines currently offer direct flights between Washington Dulles Airport and Kolkata Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kolkata but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kolkata is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, IndiGo offers the cheapest flight tickets to Kolkata.

Travelling from Washington Dulles International Airport (IAD) to Netaji Subhas Chandra Bose Airport (CCU): what you need to know

  • Kolkata is nine hours 30 minutes ahead of Washington DC and is in the UTC+5:30 timezone.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably catch your IAD to CCU flight.

  • You can expect bigger queues in popular months like April. Arriving up to four hours in advance for international flights and two hours for domestic departures is a wise move.

  • We make it simple to book a flight with a stopover. To see your options for tickets from Washington Dulles International Airport to Netaji Subhas Chandra Bose Airport, deselect 'Direct flights only.' Then, choose a flight that has a stop long enough to explore the city of your choice. Stopovers between IAD and CCU include:

    • Hamad International Airport

    • Abu Dhabi International Airport

    • Dubai Airport

How to find the cheapest flights from Washington Dulles International Airport (IAD) to Netaji Subhas Chandra Bose Airport (CCU)

  • Currently, R 7,705 is the lowest price we've found for a one-way Washington Dulles International Airport to Netaji Subhas Chandra Bose Airport flight. The best price for a return ticket is R 16,476. Bear in mind that fares can change due to availability when booking.

  • Don't leave everything to the last minute. You're more likely to find cheap tickets from IAD to CCU if you book early. Airlines often offer some excellent early bird rates.

  • If you can be flexible with your travel dates, use the 'Whole month' search function. It'll find the cheapest price across the month when searching for a flight from Washington Dulles International Airport to Netaji Subhas Chandra Bose Airport.

  • Cut down on the time spent looking for cheap flights from IAD to CCU by creating a Price Alert. You'll receive an email or notification on the app when fares go down.

  • Secure the right flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Washington Dulles International Airport to Netaji Subhas Chandra Bose Airport, use the 'Sort by' tool. You can also filter by arrival and departure times, airline, and journey duration.

Handy information about Washington Dulles International Airport (IAD)

  • IAD is located at 1 Saarinen Circle.

  • 74.39% of flights that take off from Washington Dulles International Airport touch down at their destination on time.

  • To get to Washington Dulles International Airport from central Washington DC, it takes around 50 minutes if you're travelling by car. Of course, this depends on traffic. It's approximately 56 kilometres from the airport to the city centre.

  • Taking public transport? Expect a journey time of around 3 hours 25 minutes.

  • Catching an early flight from Washington Dulles International Airport to Netaji Subhas Chandra Bose Airport? Avoid the hassle of rushing to the airport (and enjoy a little extra shut-eye) by picking one of these hotels close to IAD:

Arriving at Netaji Subhas Chandra Bose Airport (CCU)

Getting from Netaji Subhas Chandra Bose Airport (CCU) to central Kolkata

  • From Netaji Subhas Chandra Bose Airport, Kolkata is approximately 16 kilometres away. It takes around 40 minutes to get to the centre driving.

  • Getting there on public transport will take you roughly 55 minutes.

When to fly to Netaji Subhas Chandra Bose Airport (CCU)

  • July is the busiest month for flights from Washington Dulles International Airport to Netaji Subhas Chandra Bose Airport. For smaller crowds, go to Kolkata in April.

  • Lock in your flight from Washington Dulles International Airport to Netaji Subhas Chandra Bose Airport for April if you want to go to Kolkata during its warmest month. Expect temperatures of between 24ºC (75ºF) and 42ºC (108ºF).

  • January sees average temperatures of between 15ºC (59ºF) and 29ºC (84ºF). Search for cheap tickets from IAD to CCU around that time if you want to travel in cooler conditions.

Explore more of India

  • You've seen Kolkata, now it's time to discover other parts of India. Travel about 467 kilometres north-west to Patna to check off its leading attractions. From Mahatma Gandhi Setu to Bihar Museum and Golghar, your itinerary will be busy.

  • If you're interested in discovering another major destination in India, head for Ranchi, about 322 kilometres west of Kolkata. Rock Garden, Jagannath Temple and Deer Park are highlights.

Plan the rest of your trip from Washington D.C. to Kolkata

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.