$513 Cheap Flights from Kolkata (CCU) to Washington (IAD)

View $513 flight on Mon, Sep 15, 2025Opens in a new window

Popular airlines from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Kolkata to Washington (CCU-IAD)

Prices were available within the past 7 days and start at $513 for one-way flights and $840 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Sun, Oct 12 - Thu, Oct 30
CCU
Kolkata
IAD
Washington
$840 Roundtrip, found 2 days ago
$840
Roundtrip
found 2 days ago
Select Air France flight, departing Sun, Oct 12 from Kolkata to Washington, returning Thu, Oct 30, priced at $840 found 2 days ago
KLM
Thu, Oct 9 - Thu, Oct 30
CCU
Kolkata
IAD
Washington
$841 Roundtrip, found 2 days ago
$841
Roundtrip
found 2 days ago
Select KLM flight, departing Thu, Oct 9 from Kolkata to Washington, returning Thu, Oct 30, priced at $841 found 2 days ago
KLM
Sun, Dec 21 - Thu, Jan 8
CCU
Kolkata
IAD
Washington
$842 Roundtrip, found 2 hours ago
$842
Roundtrip
found 2 hours ago
Select KLM flight, departing Sun, Dec 21 from Kolkata to Washington, returning Thu, Jan 8, priced at $842 found 2 hours ago
Air France
Sun, Oct 12 - Thu, Jan 22
CCU
Kolkata
IAD
Washington
$842 Roundtrip, found 9 hours ago
$842
Roundtrip
found 9 hours ago
Select Air France flight, departing Sun, Oct 12 from Kolkata to Washington, returning Thu, Jan 22, priced at $842 found 9 hours ago
Air France
Mon, Oct 13 - Thu, Jan 22
CCU
Kolkata
IAD
Washington
$842 Roundtrip, found 9 hours ago
$842
Roundtrip
found 9 hours ago
Select Air France flight, departing Mon, Oct 13 from Kolkata to Washington, returning Thu, Jan 22, priced at $842 found 9 hours ago
KLM
Sat, Oct 11 - Thu, Jan 22
CCU
Kolkata
IAD
Washington
$843 Roundtrip, found 9 hours ago
$843
Roundtrip
found 9 hours ago
Select KLM flight, departing Sat, Oct 11 from Kolkata to Washington, returning Thu, Jan 22, priced at $843 found 9 hours ago
KLM
Sat, Oct 11 - Sun, Jan 25
CCU
Kolkata
IAD
Washington
$844 Roundtrip, found 9 hours ago
$844
Roundtrip
found 9 hours ago
Select KLM flight, departing Sat, Oct 11 from Kolkata to Washington, returning Sun, Jan 25, priced at $844 found 9 hours ago
Virgin Atlantic
Mon, Dec 22 - Sun, Jan 4
CCU
Kolkata
IAD
Washington
$926 Roundtrip, found 2 hours ago
$926
Roundtrip
found 2 hours ago
Select Virgin Atlantic flight, departing Mon, Dec 22 from Kolkata to Washington, returning Sun, Jan 4, priced at $926 found 2 hours ago
Air India
Thu, Sep 4 - Fri, Sep 19
CCU
Kolkata
IAD
Washington
$989 Roundtrip, found 2 days ago
$989
Roundtrip
found 2 days ago
Select Air India flight, departing Thu, Sep 4 from Kolkata to Washington, returning Fri, Sep 19, priced at $989 found 2 days ago
Etihad Airways
Tue, Oct 7 - Fri, Jan 23
CCU
Kolkata
IAD
Washington
$1,017 Roundtrip, found 9 hours ago
$1,017
Roundtrip
found 9 hours ago
Select Etihad Airways flight, departing Tue, Oct 7 from Kolkata to Washington, returning Fri, Jan 23, priced at $1,017 found 9 hours ago

Find the cheapest month to fly from Kolkata (CCU) to Washington (IAD)

September is typically the cheapest month to fly

From $985 - $1,340 per traveler.

Graph displaying average flight prices per month

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city center is 8 minutes. Flights from $3,773
DCA
Ronald Reagan Washington National
Closest
Average driving time to city center8 min
Flights from $3,773
Flights from Kolkata (CCU) to Washington (IAD)
Origin airport
Netaji Subhash Chandra Bose Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air France, Air India, British Airways, Emirates, Etihad Airways, KLM, Lufthansa, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, Virgin Atlantic
Roundtrip price
$839
Distance
8083 mi

Kolkata to Washington Flights

The cheapest times to fly from Kolkata to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kolkata to Washington are during the month of October. You can find some of the cheapest flights from Kolkata to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kolkata to Washington

Sunday is one of the best days to book for cheap flights from Kolkata to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kolkata to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kolkata to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $513 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kolkata to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kolkata to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Washington Dulles Intl. Airport (IAD) cost?
Discover the latest flight deals from CCU to IAD by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from CCU to IAD?
The cheapest flights from CCU to IAD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from CCU to IAD?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from CCU to IAD. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Washington Dulles Intl. Airport (IAD)?
Direct flights from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Washington Dulles Intl. Airport (IAD) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CCU to IAD?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Washington Dulles Intl. Airport (IAD)?
To reach Washington Dulles Intl. Airport (IAD) without delays, book a flight that takes off from Netaji Subhash Chandra Bose Intl. Airport (CCU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Washington Dulles Intl. Airport (IAD) last-minute?
Last-minute fares from CCU to IAD are usually more expensive. For the lowest rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, it's possible to score a cheap fare right before your trip.
Is it cheaper to book a CCU to IAD flight and hotel package?
Compared with arranging hotels and flights separately, booking a CCU to IAD flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and select from our wide range of hotels, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Washington Dulles Intl. Airport (IAD)?
If you booked your CCU to IAD flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.