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Cheap flights from Kolkata to Washington, D.C. Dulles Intl Airport from ₹ 43,794

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 14/7. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — IAD
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Kolkata Netaji S. Chandra to Washington, D.C. Dulles Intl are usually found in September or October, booked 84 days in advance, depart on a Wednesday or Tuesday and return on a Monday

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 29 April 2025.

Round-trip from

₹ 79,153

One-way from

₹ 43,794

Popular in

August

Cheapest in

September

Average price

₹ 99,346
IndiGo
  • IndiGo
  • 20/5-12/8
  • 4 total stops
  • 66h 05m total
  • Kolkata to Washington, D.C.
Search Deals
IndiGo
  • IndiGo
  • 14/7
  • 2 total stops
  • 27h 15m total
  • Kolkata to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (₹ 887,975 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 182,002 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 29 April 2025.

Tue 20/519:30CCU - IAD
2 stops33h 45mIndiGo
Tue 12/821:40IAD - CCU
2 stops32h 20mIndiGo
Deal found 28/4₹ 79,153
Thu 17/703:45CCU - IAD
1 stop21h 55mEtihad Airways
Sat 20/922:05IAD - CCU
1 stop36h 45mEtihad Airways
Deal found 28/4₹ 86,566
Mon 19/503:50CCU - IAD
1 stop21h 20mQatar Airways
Tue 12/811:00IAD - CCU
1 stop29h 50mQatar Airways
Deal found 28/4₹ 88,270
Thu 11/921:15CCU - IAD
2 stops28h 25mMultiple Airlines
Wed 18/221:30IAD - CCU
1 stop18h 30mMultiple Airlines
Deal found 28/4₹ 93,297
Wed 10/918:00CCU - IAD
2 stops31h 50mAir France
Tue 17/218:30IAD - CCU
2 stops27h 40mAir France
Deal found 28/4₹ 98,409
Tue 20/518:45CCU - IAD
1 stop22h 25mAir India
Tue 12/811:00IAD - CCU
1 stop24h 00mAir India
Deal found 28/4₹ 100,880
Tue 1/709:45CCU - IAD
1 stop32h 25mEmirates
Mon 3/1110:30IAD - CCU
1 stop34h 40mEmirates
Deal found 28/4₹ 101,817
Sat 13/902:00CCU - IAD
2 stops51h 40mBritish Airways
Wed 11/218:15IAD - CCU
2 stops33h 15mBritish Airways
Deal found 28/4₹ 113,831
Mon 8/919:05CCU - IAD
2 stops34h 10mTurkish Airlines
Wed 18/221:25IAD - CCU
2 stops28h 25mTurkish Airlines
Deal found 28/4₹ 145,015
Fri 1/823:30CCU - IAD
3 stops50h 25mSingapore Airlines
Sat 16/819:59IAD - CCU
2 stops40h 46mSingapore Airlines
Deal found 27/4₹ 203,294
Sat 3/522:30CCU - IAD
3 stops27h 20mKLM
Sun 25/512:20IAD - CCU
3 stops34h 35mKLM
Deal found 28/4₹ 254,842
Thu 25/920:30CCU - IAD
3 stops27h 25mSWISS
Thu 30/1021:45IAD - CCU
2 stops25h 45mSWISS
Deal found 28/4₹ 336,296

Cheapflights Fare Finder

Customise 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 454,620 searches. Data last updated 29 April 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

Tue 20/5

19:30-19:45

2 stops33h 45m

Washington, D.C. Dulles Intl

Tue 12/8

21:40-15:30

2 stops32h 20m

₹ 79,153

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Thu 17/7

03:45-16:10

1 stop21h 55m

Washington, D.C. Dulles Intl

Sat 20/9

22:05-20:20

1 stop36h 45m

₹ 86,566

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Mon 19/5

03:50-15:40

1 stop21h 20m

Washington, D.C. Dulles Intl

Tue 12/8

11:00-02:20

1 stop29h 50m

₹ 88,270

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Thu 11/9

21:15-16:10

2 stops28h 25m

Washington, D.C. Dulles Intl

Wed 18/2

21:30-02:30

1 stop18h 30m

₹ 93,297

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Wed 10/9

18:00-16:20

2 stops31h 50m

Washington, D.C. Dulles Intl

Tue 17/2

18:30-08:40

2 stops27h 40m

₹ 98,409

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Tue 20/5

18:45-07:40

1 stop22h 25m

Washington, D.C. Dulles Intl

Tue 12/8

11:00-20:30

1 stop24h 00m

₹ 100,880

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Tue 1/7

09:45-08:40

1 stop32h 25m

Washington, D.C. Dulles Intl

Mon 3/11

10:30-07:40

1 stop34h 40m

₹ 101,817

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Sat 13/9

02:00-20:10

2 stops51h 40m

Washington, D.C. Dulles Intl

Wed 11/2

18:15-14:00

2 stops33h 15m

₹ 113,831

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Mon 8/9

19:05-19:45

2 stops34h 10m

Washington, D.C. Dulles Intl

Wed 18/2

21:25-12:20

2 stops28h 25m

₹ 145,015

KolkataWashington, D.C.

CCU - IAD

CCUIAD

Kolkata Netaji S. Chandra

Fri 1/8

23:30-16:25

3 stops50h 25m

Washington, D.C. Dulles Intl

Sat 16/8

19:59-22:15

2 stops40h 46m

₹ 203,294

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 20 results
1
2

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 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 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 return flight from Kolkata to Dulles Intl. Price data was last updated on 25 April 2025.

To ensure you get the cheapest price possible for a flight from Kolkata to Washington, D.C. Dulles Intl Airport, you should look to book at least 84 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 Kolkata to Washington, D.C. Dulles Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Kolkata to Washington, D.C. Dulles Intl Airport (average of ₹ 911). Flying from Kolkata to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of ₹ 1,433). 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 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 29 April 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Emirates and KLM from Kolkata to Washington, D.C. to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

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
1,292 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

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
3,213 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

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
1,333 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

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
1,587 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

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
3,561 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

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 13.4 km from the city centre, 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?

    IndiGo, at ₹ 79,153, was found to be the cheapest airline from Kolkata to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Etihad Airways and Qatar Airways. These flights start at 26% lower than the current average price 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 ₹ 43,794. 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 holiday 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, October is the cheapest month in which you can book a flight from Kolkata to Washington, D.C. Dulles Intl Airport (average of ₹ 911). Flying from Kolkata to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of ₹ 1,433). 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

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

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 454,620 searches. Data last updated 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest₹ 78,150Average₹ 90,277FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Air IndiaCheapest₹ 79,643Average₹ 104,615FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
EmiratesCheapest₹ 83,837Average₹ 109,355FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qatar AirwaysCheapest₹ 94,558Average₹ 103,943FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Kolkata to Dulles Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Kolkata to Dulles Intl 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 Kolkata to Dulles Intl with no change fees?

Need flexible booking options for your flight to Dulles Intl from Kolkata? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Kolkata to Dulles Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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