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Cheap flights from Washington, D.C. Dulles Intl Airport to Kolkata from ₹ 31,723

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CCU
1 May — 8 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dulles Intl to Kolkata

Enter your travel dates to find the best prices.

Cheapest flights from Dulles Intl to Kolkata
Explore the most affordable flight options available from Dulles Intl to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 April 2026.

Thu 30/414:05
IAD
-
CCU
1 stop20h 55m
Etihad Airways
Fri 29/521:30
CCU
-
IAD
1 stop21h 45m
Etihad Airways
Deal found 27/3₹ 86,721
Fri 1/515:10
IAD
-
CCU
1 stop26h 20m
Etihad Airways
Sun 1/1120:55
CCU
-
IAD
1 stop22h 40m
Etihad Airways
Deal found 31/3₹ 86,815
Tue 28/414:05
IAD
-
CCU
1 stop20h 55m
Etihad Airways
Fri 29/521:30
CCU
-
IAD
1 stop21h 45m
Etihad Airways
Deal found 27/3₹ 87,472
Sun 5/414:05
IAD
-
CCU
1 stop20h 55m
Etihad Airways
Mon 13/421:30
CCU
-
IAD
1 stop22h 25m
Etihad Airways
Deal found 28/3₹ 87,566
Thu 9/414:05
IAD
-
CCU
1 stop20h 55m
Etihad Airways
Mon 13/421:30
CCU
-
IAD
1 stop22h 25m
Etihad Airways
Deal found 28/3₹ 87,660
Thu 2/410:55
IAD
-
CCU
1 stop22h 50m
Emirates
Wed 13/520:55
CCU
-
IAD
1 stop21h 15m
Emirates
Deal found 30/3₹ 87,847
Wed 6/515:10
IAD
-
CCU
1 stop26h 20m
Etihad Airways
Wed 20/521:30
CCU
-
IAD
1 stop21h 45m
Etihad Airways
Deal found 27/3₹ 88,223
Thu 30/414:05
IAD
-
CCU
1 stop27h 25m
Etihad Airways
Sat 30/504:10
CCU
-
IAD
1 stop39h 05m
Etihad Airways
Deal found 27/3₹ 88,410
Sat 4/410:55
IAD
-
CCU
1 stop22h 50m
Emirates
Thu 30/409:50
CCU
-
IAD
1 stop32h 20m
Emirates
Deal found 30/3₹ 88,692
Sun 6/915:10
IAD
-
CCU
1 stop19h 50m
Etihad Airways
Sat 19/904:10
CCU
-
IAD
1 stop39h 05m
Etihad Airways
Deal found 31/3₹ 88,786
Tue 7/414:05
IAD
-
CCU
1 stop20h 55m
Etihad Airways
Mon 13/421:30
CCU
-
IAD
1 stop22h 25m
Etihad Airways
Deal found 28/3₹ 88,880

Find flight deals from Dulles Intl to Kolkata

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Kolkata (CCU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 April 2026.

Round-trip from

₹ 86,721

One-way from

₹ 31,723

Popular in

December

Cheapest in

September

Average price

₹ 84,468
Etihad Airways
  • Etihad Airways
  • 30/4-29/5
  • 2 total stops
  • 42h 40m total
  • Washington, D.C. to Kolkata
Search Deals
Etihad Airways
  • Etihad Airways
  • 7/4
  • 1 total stop
  • 20h 55m total
  • Washington, D.C. to Kolkata
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 1,402,003 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 401,399 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dulles Intl to Kolkata that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 1 April 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Tue 8/9

17:40-09:40

2 stops30h 30m

Kolkata Netaji S. Chandra

Thu 24/9

19:00-19:35

2 stops34h 05m

₹ 95,074

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Wed 9/9

18:10-09:10

2 stops29h 30m

Kolkata Netaji S. Chandra

Wed 23/9

16:15-16:05

2 stops33h 20m

₹ 97,983

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Mon 7/9

10:55-08:10

1 stop35h 45m

Kolkata Netaji S. Chandra

Sat 26/9

09:50-08:40

1 stop32h 20m

₹ 99,579

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Thu 16/4

21:00-02:30

1 stop20h 00m

Kolkata Netaji S. Chandra

Mon 20/4

04:00-23:26

2 stops52h 56m

₹ 110,841

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Sun 6/9

15:40-08:10

2 stops31h 00m

Kolkata Netaji S. Chandra

Fri 25/9

09:50-08:40

1 stop32h 20m

₹ 113,469

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Wed 6/5

17:15-08:10

2 stops29h 25m

Kolkata Netaji S. Chandra

Thu 23/7

09:50-08:40

1 stop32h 20m

₹ 114,971

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Sun 6/9

15:40-08:10

2 stops31h 00m

Kolkata Netaji S. Chandra

Sun 20/9

20:55-08:40

1 stop21h 15m

₹ 118,162

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Fri 11/9

15:40-08:10

2 stops31h 00m

Kolkata Netaji S. Chandra

Mon 21/9

09:50-08:40

1 stop32h 20m

₹ 118,162

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Thu 3/9

21:45-10:45

2 stops27h 30m

Kolkata Netaji S. Chandra

Fri 18/9

18:45-19:50

2 stops34h 35m

₹ 120,508
Fastest return journey

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Wed 6/5

17:15-08:10

2 stops29h 25m

Kolkata Netaji S. Chandra

Wed 22/7

20:55-08:40

1 stop21h 15m

₹ 123,324

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 23 resultsSorted by cheapest first
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2
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Best time to book a flight from Dulles Intl to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Dulles Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Kolkata

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Kolkata?

Use this chart to determine the optimal time to book a return flight from Dulles Intl to Kolkata. Price data was last updated on 13 March 2026.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Kolkata, you should look to book at least 64 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Kolkata?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kolkata (average of ₹ 65,041). Flying from Washington, D.C. Dulles Intl Airport to Kolkata in June is currently the most expensive (average of ₹ 95,262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Washington, D.C. Dulles Intl Airport to Kolkata?

Reviews of airlines servicing Kolkata

Get insights into the airlines that provide service to Kolkata. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kolkata. Reviews last updated 1 April 2026.
See what other customers who have flown with Emirates and Etihad Airways from Washington, D.C. Dulles Intl Airport to Kolkata have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,551 reviews
Check prices

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Emirates
8.1
Very Good
3,551 reviews
Emirates
8.1
Very Good
3,551 reviews
Check prices

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Etihad Airways
7.3
Good
1,432 reviews
Emirates
8.1
Very Good
3,551 reviews
Check prices

Entertainment

8.2

Boarding

8.1

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Kolkata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kolkata from Washington, D.C. Dulles Intl?

    Located just 13.4 km from the city centre, Kolkata Netaji S. Chandra is the airport most travellers will use when flying to Kolkata from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Netaji S. Chandra (CCU) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 2 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Kolkata?

    For as low as ₹ 110,841, KLM can have you in Kolkata from Washington, D.C. Dulles Intl Airport in 20h. Washington, D.C. Dulles Intl Airport and Kolkata are separated by a distance of 13000 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Kolkata round-trip?

    Flying on Etihad Airways is currently your cheapest option to Kolkata, with prices starting at ₹ 75,505. Another option worth looking into is Emirates, starting at ₹ 89,902 round trip. These flights start at 24% lower than the current average price 3 months from now.

  • Can I find deals for flights from Dulles Intl to Kolkata that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Kolkata flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Kolkata?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Kolkata.

  • Can I find deals for business class flights from Dulles Intl to Kolkata?

    Yes. Cheapflights offers flight deals from Dulles Intl to Kolkata by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Kolkata?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kolkata (average of ₹ 65,041). Flying from Washington, D.C. Dulles Intl Airport to Kolkata in June is currently the most expensive (average of ₹ 95,262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Kolkata

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Kolkata flights
Baltimore to Kolkata flights
Dulles Intl to Bagdogra flights
Baltimore to Bagdogra flights

Top 2 airlines flying from Dulles Intl to Kolkata

Discover the top 2 airlines that operate flights from Dulles Intl to Kolkata. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 1 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest₹ 75,505Average₹ 96,152FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest₹ 89,902Average₹ 105,566FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Dulles Intl to Kolkata?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Kolkata from Dulles Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Kolkata?

Millions of users choose and trust Cheapflights to book the best flight deals from Dulles Intl to Kolkata for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Dulles Intl to Kolkata with no change fees?

Yes! Cheapflights helps users easily find flights from Dulles Intl to Kolkata with no change fees.

Can Cheapflights notify me if prices for flights from Dulles Intl to Kolkata become cheaper?

Of course! You can now track prices for flights from Dulles Intl to Kolkata and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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