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Dulles Intl

$529+ Cheap flights from Kolkata (CCU) to Dulles Intl (IAD)

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — IAD
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Kolkata Netaji S. Chandra to Washington, D.C. Dulles Intl are usually found in March or September, booked 84 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Kolkata to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to Dulles Intl (IAD). 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$940
(Gotogate)

One-way from

$529
(Booking.com)

Popular in

August

Cheapest in

March

Average price

$1,130
Provider with most accurate pricing for Kolkata Netaji S. Chandra-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Kolkata Netaji S. Chandra-Washington, D.C. Dulles Intl flights.
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From Kolkata Netaji S. Chandra to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Kolkata Netaji S. Chandra to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Kolkata to Dulles Intl

Cheapest flights from Kolkata to Dulles Intl
Explore the most affordable flight options available from Kolkata to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Gotogate deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/289:15 pmCCU - IAD
1 stop28h 25mEtihad Airways
Mon 5/510:05 pmIAD - CCU
1 stop19h 15mEtihad Airways
Deal found 3/28$940
This EaseMyTrip deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/172:00 amCCU - IAD
2 stops27h 15mIndiGo
Sat 8/99:40 pmIAD - CCU
2 stops37h 05mIndiGo
Deal found 3/28$970
This Trip.com deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/610:30 pmCCU - IAD
2 stops43h 40mMultiple Airlines
Mon 5/1911:00 amIAD - CCU
2 stops32h 15mMultiple Airlines
Deal found 3/27$1,037
This Qatar Airways deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/123:50 amCCU - IAD
1 stop21h 20mQatar Airways
Tue 7/2211:00 amIAD - CCU
1 stop29h 50mQatar Airways
Deal found 3/26$1,112
This Emirates deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/118:45 pmCCU - IAD
1 stop21h 25mEmirates
Sun 7/2010:55 amIAD - CCU
1 stop35h 45mEmirates
Deal found 3/26$1,166
This KLM deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:00 pmCCU - IAD
2 stops30h 05mKLM
Wed 7/235:25 pmIAD - CCU
2 stops28h 45mKLM
Deal found 3/26$1,173
This Aeromexico deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/94:20 pmCCU - IAD
2 stops36h 25mAir France
Sat 9/69:20 pmIAD - CCU
2 stops46h 40mAir France
Deal found 3/27$1,282
This EaseMyTrip deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/26:20 amCCU - IAD
3 stops46h 05mBritish Airways
Thu 9/257:25 pmIAD - CCU
2 stops32h 50mBritish Airways
Deal found 3/28$1,338
This oojo deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/912:55 amCCU - IAD
1 stop40h 15mAir India
Sun 9/2811:00 amIAD - CCU
1 stop23h 15mAir India
Deal found 3/28$1,358
This Turkish Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/109:15 pmCCU - IAD
2 stops48h 00mTurkish Airlines
Thu 7/241:30 pmIAD - CCU
2 stops37h 55mTurkish Airlines
Deal found 3/26$1,422
This SWISS deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/135:30 pmCCU - IAD
2 stops32h 15mSWISS
Tue 7/225:40 pmIAD - CCU
3 stops29h 50mSWISS
Deal found 3/26$1,686
This Singapore Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/911:30 pmCCU - IAD
3 stops50h 00mSingapore Airlines
Sat 9/68:07 pmIAD - CCU
2 stops40h 38mSingapore Airlines
Deal found 3/27$1,911

Cheapflights Fare Finder

Customize your flight search to find flights from Kolkata to Dulles Intl 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 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Kolkata to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Kolkata

Fly to

Dulles Intl

Route

Depart

Return

Price

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Mon 4/28

9:15 pm-4:10 pm

1 stop28h 25m

Washington, D.C. Dulles Intl

Mon 5/5

10:05 pm-2:50 am

1 stop19h 15m

$940

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Tue 6/17

2:00 am-7:45 pm

2 stops27h 15m

Washington, D.C. Dulles Intl

Sat 8/9

9:40 pm-8:15 pm

2 stops37h 05m

$970

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Tue 5/6

10:30 pm-8:40 am

2 stops43h 40m

Washington, D.C. Dulles Intl

Mon 5/19

11:00 am-4:45 am

2 stops32h 15m

$1,037

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Mon 5/12

3:50 am-3:40 pm

1 stop21h 20m

Washington, D.C. Dulles Intl

Tue 7/22

11:00 am-2:20 am

1 stop29h 50m

$1,112

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Sun 5/11

8:45 pm-8:40 am

1 stop21h 25m

Washington, D.C. Dulles Intl

Sun 7/20

10:55 am-8:10 am

1 stop35h 45m

$1,166

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Tue 5/13

7:00 pm-3:35 pm

2 stops30h 05m

Washington, D.C. Dulles Intl

Wed 7/23

5:25 pm-7:40 am

2 stops28h 45m

$1,173

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Fri 5/9

4:20 pm-7:15 pm

2 stops36h 25m

Washington, D.C. Dulles Intl

Sat 9/6

9:20 pm-5:30 am

2 stops46h 40m

$1,282

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Wed 7/2

6:20 am-6:55 pm

3 stops46h 05m

Washington, D.C. Dulles Intl

Thu 9/25

7:25 pm-1:45 pm

2 stops32h 50m

$1,338

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Wed 4/9

12:55 am-7:40 am

1 stop40h 15m

Washington, D.C. Dulles Intl

Sun 9/28

11:00 am-7:45 pm

1 stop23h 15m

$1,358

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Sat 5/10

9:15 pm-11:45 am

2 stops48h 00m

Washington, D.C. Dulles Intl

Thu 7/24

1:30 pm-12:55 pm

2 stops37h 55m

$1,422

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 22 results
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Compare providers for flights from Kolkata to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kolkata to Dulles Intl in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kolkata-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kolkata-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kolkata-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kolkata-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kolkata-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kolkata to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Kolkata with our price prediction graph.
Estimated round-trip 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 Kolkata to Washington, D.C. Dulles Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Kolkata to Dulles Intl. Price data was last updated on March 21, 2025.

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kolkata to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Kolkata to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Kolkata to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated March 28, 2025.
Singapore Airlines
8.1
Very good
1,285 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,285 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Emirates
8.0
Very good
3,190 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
KLM
7.8
Good
1,321 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
SWISS
7.5
Good
1,570 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,538 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from Kolkata to Dulles Intl. 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 from for flights from Kolkata to Washington, D.C. Dulles Intl?

    Kolkata Netaji S. Chandra (CCU), located 8.3 mi from the city center, is the airport you fly out of when you book flights from Kolkata to Washington, D.C. Dulles Intl. 4 airlines have flights from Netaji S. Chandra to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Kolkata Netaji S. Chandra to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

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

    Currently priced at $940, Etihad Airways will fly you from Kolkata to Washington, D.C. Dulles Intl Airport and back. In addition to Etihad Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from IndiGo and Qatar Airways - these airlines can fly you to your destination from $970 and $1,112, respectively. Etihad Airways is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Kolkata to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is IndiGo, with whom users have recently found tickets for as low as $529. However, be on the lookout for offers from Etihad Airways and Qatar Airways, as they are both options that can get you from Kolkata to Washington, D.C. Dulles Intl Airport for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kolkata to Dulles Intl 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 Kolkata to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Kolkata to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Kolkata to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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 Kolkata to Dulles Intl

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Top 4 airlines flying from Kolkata to Dulles Intl

Discover the top 4 airlines that operate flights from Kolkata to Dulles Intl. 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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$402Average$1,214FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$983Average$1,253FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$1,119Average$1,334FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,146Average$1,243FlexibilityNo cancel feeOn-time75%
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