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$427+ Cheap flights from Dulles Intl (IAD) to Kolkata (CCU)

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CCU
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Kolkata Netaji S. Chandra are usually found in March or September, booked 87 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Dulles Intl to Kolkata

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 diciembre 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/316:10 pmIAD - CCU
2 stops27h 05mMultiple Airlines
lun. 2/168:55 pmCCU - IAD
1 stop22h 40mMultiple Airlines
Deal found 12/9$1,302
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/316:10 pmIAD - CCU
2 stops27h 05mMultiple Airlines
lun. 2/93:25 amCCU - IAD
1 stop23h 00mMultiple Airlines
Deal found 12/9$1,323
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/316:10 pmIAD - CCU
2 stops27h 05mMultiple Airlines
dom. 2/158:55 pmCCU - IAD
1 stop22h 40mMultiple Airlines
Deal found 12/9$1,341
This Indian Eagle deal was found by Cheapflights users on 12/9. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/318:05 pmIAD - CCU
1 stop19h 20mQatar Airways
jue. 2/123:25 amCCU - IAD
1 stop23h 00mQatar Airways
Deal found 12/9$1,403
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/312:35 pmIAD - CCU
1 stop25h 35mEtihad Airways
vie. 2/138:55 pmCCU - IAD
1 stop22h 40mEtihad Airways
Deal found 12/9$1,412
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/312:35 pmIAD - CCU
1 stop25h 35mEtihad Airways
mié. 2/118:55 pmCCU - IAD
1 stop22h 40mEtihad Airways
Deal found 12/9$1,421
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/312:35 pmIAD - CCU
1 stop25h 35mEtihad Airways
sáb. 2/143:35 amCCU - IAD
1 stop40h 00mEtihad Airways
Deal found 12/9$1,432
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/319:45 pmIAD - CCU
2 stops26h 15mBritish Airways
mar. 2/103:15 amCCU - IAD
2 stops51h 10mBritish Airways
Deal found 12/9$1,437
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/319:45 pmIAD - CCU
2 stops26h 15mBritish Airways
jue. 2/123:15 amCCU - IAD
2 stops46h 50mBritish Airways
Deal found 12/9$1,472
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3110:40 amIAD - CCU
1 stop28h 45mQatar Airways
mié. 2/113:25 amCCU - IAD
1 stop23h 00mQatar Airways
Deal found 12/9$1,532
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/319:15 pmIAD - CCU
2 stops32h 00mTurkish Airlines
sáb. 2/149:30 pmCCU - IAD
2 stops32h 20mTurkish Airlines
Deal found 12/9$1,559
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1210:40 amIAD - CCU
1 stop28h 45mQatar Airways
mié. 12/173:25 amCCU - IAD
1 stop23h 00mQatar Airways
Deal found 12/10$1,688

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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$948
(Gotogate)

One-way from

$427
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,625
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Kolkata Netaji S. Chandra flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Kolkata Netaji S. Chandra flights.
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From Washington, D.C. Dulles Intl to Kolkata Netaji S. Chandra
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One-way flight from Washington, D.C. Dulles Intl to Kolkata Netaji S. Chandra
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($192 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated diciembre 12, 2025.
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

Dulles Intl

Fly to

Kolkata

Route

Depart

Return

Price

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

lun. 3/9

10:15 pm-11:10 am

2 stops27h 25m

Kolkata Netaji S. Chandra

mié. 3/18

9:30 pm-8:20 pm

2 stops32h 20m

$959

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

mié. 3/4

9:15 pm-11:10 am

2 stops27h 25m

Kolkata Netaji S. Chandra

mar. 3/17

9:30 pm-12:45 pm

2 stops48h 45m

$959

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

mié. 3/4

9:15 pm-11:10 am

2 stops27h 25m

Kolkata Netaji S. Chandra

mié. 3/18

9:30 pm-8:20 pm

2 stops32h 20m

$959

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

mié. 4/1

9:40 pm-12:55 pm

2 stops29h 45m

Kolkata Netaji S. Chandra

sáb. 4/11

10:15 pm-11:35 am

2 stops46h 50m

$959

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

dom. 3/8

2:30 pm-12:25 pm

2 stops36h 25m

Kolkata Netaji S. Chandra

lun. 3/16

9:30 pm-8:20 pm

2 stops32h 20m

$959

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

lun. 4/13

9:40 pm-12:55 pm

2 stops29h 45m

Kolkata Netaji S. Chandra

jue. 4/23

10:15 pm-11:35 am

2 stops46h 50m

$959

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

mar. 4/7

9:40 pm-12:55 pm

2 stops29h 45m

Kolkata Netaji S. Chandra

mié. 4/15

7:05 pm-7:45 pm

2 stops34h 10m

$959

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

dom. 3/22

2:30 pm-3:45 pm

2 stops39h 45m

Kolkata Netaji S. Chandra

jue. 3/26

6:30 pm-12:45 pm

2 stops51h 45m

$959

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

lun. 1/26

2:35 pm-11:55 pm

2 stops22h 50m

Kolkata Netaji S. Chandra

lun. 2/2

7:55 am-9:05 am

3 stops35h 40m

$965

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

jue. 3/12

3:35 pm-8:00 pm

1 stop18h 55m

Kolkata Netaji S. Chandra

vie. 3/20

8:55 pm-10:05 am

1 stop22h 40m

$986

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 21 results
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Compare providers for flights from Dulles Intl to Kolkata

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 Dulles Intl to Kolkata in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 Washington, D.C. Dulles Intl Airport-Kolkata flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Kolkata flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Kolkata flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Kolkata flights, Cheapflights users trust eDreams the most. eDreams 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 Washington, D.C. Dulles Intl Airport-Kolkata 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 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 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 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 round-trip flight from Dulles Intl to Kolkata. Price data was last updated on December 5, 2025.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Kolkata is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $719). Flying from Washington, D.C. Dulles Intl Airport to Kolkata in June is currently the most expensive (average of $1,006). 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.

What is the cheapest time of day to fly from IAD to CCU?

Find hourly flight availability from Dulles Intl to Kolkata. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Kolkata, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 47% versus a flight at noon.

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 diciembre 12, 2025.
Peruse reviews from past customers who have flown with Emirates, Qatar Airways, and Etihad Airways from Washington, D.C. Dulles Intl Airport to Kolkata to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,434 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Dec 2024

IAD - DXB

Not so good. Flight was departed 2 hours late from DC and we missed our connecting flight from Dubai to Mumbai. Our flight Dubai to Mumbai got delayed by three hours. Once we arrived Bombay airport we didnot get all our luggage bags. We were missing two luggage bags so found out that our those two luggage bags are coming in different flight. First they gave us wrong flight information in which our missing luggage coming and wrong phone number to whom we should reach out. I spent hours and hours at the airport to find out our luggage bags. After four five hours later and hectic time at the airport to get our luggage bags. Overall poor communication with emirates staff at the airport and no one is helpful.
Emirates
8.1
Very good
3,434 reviews
Emirates
8.1
Very good
3,434 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Dec 2024

IAD - DXB

Not so good. Flight was departed 2 hours late from DC and we missed our connecting flight from Dubai to Mumbai. Our flight Dubai to Mumbai got delayed by three hours. Once we arrived Bombay airport we didnot get all our luggage bags. We were missing two luggage bags so found out that our those two luggage bags are coming in different flight. First they gave us wrong flight information in which our missing luggage coming and wrong phone number to whom we should reach out. I spent hours and hours at the airport to find out our luggage bags. After four five hours later and hectic time at the airport to get our luggage bags. Overall poor communication with emirates staff at the airport and no one is helpful.
Qatar Airways
7.4
Good
3,677 reviews
Emirates
8.1
Very good
3,434 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Dec 2024

IAD - DXB

Not so good. Flight was departed 2 hours late from DC and we missed our connecting flight from Dubai to Mumbai. Our flight Dubai to Mumbai got delayed by three hours. Once we arrived Bombay airport we didnot get all our luggage bags. We were missing two luggage bags so found out that our those two luggage bags are coming in different flight. First they gave us wrong flight information in which our missing luggage coming and wrong phone number to whom we should reach out. I spent hours and hours at the airport to find out our luggage bags. After four five hours later and hectic time at the airport to get our luggage bags. Overall poor communication with emirates staff at the airport and no one is helpful.
Etihad Airways
7.4
Good
1,331 reviews
Emirates
8.1
Very good
3,434 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Dec 2024

IAD - DXB

Not so good. Flight was departed 2 hours late from DC and we missed our connecting flight from Dubai to Mumbai. Our flight Dubai to Mumbai got delayed by three hours. Once we arrived Bombay airport we didnot get all our luggage bags. We were missing two luggage bags so found out that our those two luggage bags are coming in different flight. First they gave us wrong flight information in which our missing luggage coming and wrong phone number to whom we should reach out. I spent hours and hours at the airport to find out our luggage bags. After four five hours later and hectic time at the airport to get our luggage bags. Overall poor communication with emirates staff at the airport and no one is helpful.
IndiGo
6.8
Okay
507 reviews
Emirates
8.1
Very good
3,434 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Dec 2024

IAD - DXB

Not so good. Flight was departed 2 hours late from DC and we missed our connecting flight from Dubai to Mumbai. Our flight Dubai to Mumbai got delayed by three hours. Once we arrived Bombay airport we didnot get all our luggage bags. We were missing two luggage bags so found out that our those two luggage bags are coming in different flight. First they gave us wrong flight information in which our missing luggage coming and wrong phone number to whom we should reach out. I spent hours and hours at the airport to find out our luggage bags. After four five hours later and hectic time at the airport to get our luggage bags. Overall poor communication with emirates staff at the airport and no one is helpful.
Air India
5.5
Fair
2,947 reviews
Emirates
8.1
Very good
3,434 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Dec 2024

IAD - DXB

Not so good. Flight was departed 2 hours late from DC and we missed our connecting flight from Dubai to Mumbai. Our flight Dubai to Mumbai got delayed by three hours. Once we arrived Bombay airport we didnot get all our luggage bags. We were missing two luggage bags so found out that our those two luggage bags are coming in different flight. First they gave us wrong flight information in which our missing luggage coming and wrong phone number to whom we should reach out. I spent hours and hours at the airport to find out our luggage bags. After four five hours later and hectic time at the airport to get our luggage bags. Overall poor communication with emirates staff at the airport and no one is helpful.

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?

    Kolkata Netaji S. Chandra (CCU) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Kolkata. You should not have trouble finding flights to Netaji S. Chandra from Washington, D.C. Dulles Intl; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Kolkata airport from Washington, D.C. Dulles Intl. It is only a 8.3 mi journey from Netaji S. Chandra (CCU) to Kolkata’s city center.

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

    Airlines like Turkish Airlines fly from Washington, D.C. Dulles Intl Airport to Kolkata in about 27h 25m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 8078 mi.

  • 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 $738. Additional round-trip tickets that might be worth considering are offered by Air India and Qatar Airways, with the lowest prices starting at $743 and $816, respectively. Etihad Airways is currently priced 29% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Etihad Airways, with whom users have recently found tickets for as low as $342. However, be on the lookout for offers from Air India and Qatar Airways, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Kolkata for a low price.

  • Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Kolkata?

    Of the flights from Washington, D.C. Dulles Intl Airport to Kolkata that have layovers, most of them stop in Abu Dhabi. New Delhi follows Abu Dhabi in terms of the most common layover location on Washington, D.C. Dulles Intl Airport to Kolkata flights.

  • What are some popular things to do or see while on a layover in Abu Dhabi?

    The majority of Abu Dhabi visitors spend their time at Emirates Palace, Emirates Park Zoo, and Ferrari World Abu Dhabi. Those on a layover in Abu Dhabi interested in visiting Emirates Palace, Emirates Park Zoo, or Ferrari World Abu Dhabi can do so by traveling 21.1 mi, 7.9 mi, and 4.5 mi, respectively from Abu Dhabi Zayed Intl. Those landing in Abu Dhabi looking to spend some time exploring during their layover can rent a car for about $31 per day.

  • What are some popular points of interest to see during a layover in New Delhi?

    Karol Bagh, Lajpat Nagar Central Market, and Gurudwara Bangla Sahib are the most popular attractions in New Delhi if you're in need of something to do during your layover. Karol Bagh, Lajpat Nagar Central Market, and Gurudwara Bangla Sahib can be accessed by traveling approximately 8.7 mi, 8.7 mi, and 8.2 mi, respectively from New Delhi Indira Gandhi Intl. Travelers in need of a car in New Delhi can rent one for about $64 per day.

  • Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Kolkata flights?

    Flights departing from Washington, D.C. Dulles Intl Airport and landing in Kolkata layover in Dubai least frequently. Doha sees the next fewest layovers on Washington, D.C. Dulles Intl Airport to Kolkata flights.

  • 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 vacation 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 $719). Flying from Washington, D.C. Dulles Intl Airport to Kolkata in June is currently the most expensive (average of $1,006). 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
Baltimore to Bagdogra flights
Dulles Intl to Bagdogra flights

Top 6 airlines flying from Dulles Intl to Kolkata

Discover the top 6 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 2,558,603 searches. Data last updated diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$737Average$1,101FlexibilityNo cancel feeOn-time75%
Air IndiaCheapest$743Average$921FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$816Average$1,064FlexibilityNo cancel feeOn-time68%
IndiGoCheapest$851Average$1,109FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$961Average$1,159FlexibilityNo cancel feeOn-time75%
SWISSCheapest$1,013Average$1,057FlexibilityNo cancel feeOn-time79%

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