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Cheap flights from Washington, D.C. Dulles Intl Airport to Kolkata from $400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Kolkata departing on 4/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Kolkata

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:30 pm - 9:55 amIAD-CCU
33h 55m2 stops
Multiple Airlines Logo
7:55 am - 9:05 amCCU-IAD
35h 40m3 stops
$921Multiple Airlines
Find Deal
Sat, Jan 31 - Sun, Feb 8
Etihad Airways Logo
3:35 pm - 2:40 amIAD-CCU
25h 35m1 stop
Etihad Airways Logo
8:55 pm - 10:05 amCCU-IAD
22h 40m1 stop
$922Etihad Airways
Find Deal
Sun, Mar 8 - Wed, Mar 18
IndiGo Logo
9:15 pm - 6:40 pmIAD-CCU
34h 55m2 stops
IndiGo Logo
10:30 pm - 7:20 pmCCU-IAD
31h 20m2 stops
$931IndiGo
Find Deal
Mon, Dec 1 - Sun, Dec 7
SWISS Logo
10:20 pm - 9:50 amIAD-CCU
49h 00m3 stops
SWISS Logo
5:30 pm - 3:35 pmCCU-IAD
31h 35m3 stops
$934SWISS
Find Deal
Tue, Feb 24 - Sun, Mar 15
Emirates Logo
10:30 am - 7:40 amIAD-CCU
34h 40m1 stop
Emirates Logo
9:15 am - 8:10 amCCU-IAD
33h 25m1 stop
$936Emirates
Find Deal
Mon, Nov 17 - Tue, Dec 2
IndiGo Logo
9:15 pm - 6:40 pmIAD-CCU
34h 55m2 stops
IndiGo Logo
10:30 pm - 7:20 pmCCU-IAD
31h 20m2 stops
$943IndiGo
Find Deal
Sun, Nov 30 - Sun, Dec 14
Qatar Airways Logo
8:05 pm - 1:55 amIAD-CCU
19h 20m1 stop
Qatar Airways Logo
3:25 am - 3:55 pmCCU-IAD
23h 00m1 stop
$945Qatar Airways
Find Deal
Mon, Jan 5 - Thu, Feb 19
Qatar Airways Logo
10:40 am - 1:55 amIAD-CCU
28h 45m1 stop
Qatar Airways Logo
3:25 am - 3:55 pmCCU-IAD
23h 00m1 stop
$948Qatar Airways
Find Deal
Wed, Dec 3 - Wed, Dec 17
SWISS Logo
6:20 pm - 9:50 amIAD-CCU
53h 00m3 stops
SWISS Logo
5:30 pm - 2:35 pmCCU-IAD
31h 35m3 stops
$949SWISS
Find Deal
Tue, Feb 10 - Wed, Feb 25
Emirates Logo
11:15 am - 7:40 amIAD-CCU
34h 55m1 stop
Emirates Logo
9:15 am - 9:00 amCCU-IAD
33h 15m1 stop
$993Emirates
Find Deal
Sun, Mar 8 - Tue, Mar 17

Etihad Airways flights from Washington, D.C. Dulles Intl Airport to Kolkata

Our best Etihad Airways deals on Washington, D.C. Dulles Intl Airport to Kolkata flight tickets
Etihad Airways
Mar 8
IAD3:35 pmWashington, D.C. Dulles Intl
25h 35m
1 stop
CCU2:40 amKolkata Netaji S. Chandra
Mar 18
CCU8:55 pmKolkata Netaji S. Chandra
22h 40m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
$922
Find similar
Etihad Airways
Feb 24
IAD2:35 pmWashington, D.C. Dulles Intl
18h 55m
1 stop
CCU8:00 pmKolkata Netaji S. Chandra
Mar 16
CCU3:35 amKolkata Netaji S. Chandra
40h 00m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
$930
Find similar
Etihad Airways
Jan 17
IAD2:35 pmWashington, D.C. Dulles Intl
18h 55m
1 stop
CCU8:00 pmKolkata Netaji S. Chandra
Jan 29
CCU3:35 amKolkata Netaji S. Chandra
40h 00m
1 stop
IAD9:05 amWashington, D.C. Dulles Intl
$932
Find similar

IndiGo flights from Washington, D.C. Dulles Intl Airport to Kolkata

Our best IndiGo deals on Washington, D.C. Dulles Intl Airport to Kolkata flight tickets
IndiGo
Dec 1
IAD9:15 pmWashington, D.C. Dulles Intl
34h 55m
2 stops
CCU6:40 pmKolkata Netaji S. Chandra
Dec 7
CCU10:30 pmKolkata Netaji S. Chandra
31h 20m
2 stops
IAD7:20 pmWashington, D.C. Dulles Intl
$931
Find similar
IndiGo
Nov 10
IAD1:30 pmWashington, D.C. Dulles Intl
33h 55m
2 stops
CCU9:55 amKolkata Netaji S. Chandra
Nov 18
CCU6:00 pmKolkata Netaji S. Chandra
35h 50m
2 stops
IAD7:20 pmWashington, D.C. Dulles Intl
$942
Find similar
IndiGo
Nov 30
IAD9:15 pmWashington, D.C. Dulles Intl
34h 55m
2 stops
CCU6:40 pmKolkata Netaji S. Chandra
Dec 14
CCU10:30 pmKolkata Netaji S. Chandra
31h 20m
2 stops
IAD7:20 pmWashington, D.C. Dulles Intl
$943
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated November 3, 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Sat 1/31

1:30 pm-9:55 am

2 stops33h 55m

Kolkata Netaji S. Chandra

Sun 2/8

7:55 am-9:05 am

3 stops35h 40m

$921

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Sun 3/8

3:35 pm-2:40 am

1 stop25h 35m

Kolkata Netaji S. Chandra

Wed 3/18

8:55 pm-10:05 am

1 stop22h 40m

$922

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Mon 12/1

9:15 pm-6:40 pm

2 stops34h 55m

Kolkata Netaji S. Chandra

Sun 12/7

10:30 pm-7:20 pm

2 stops31h 20m

$931

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Tue 2/24

10:20 pm-9:50 am

3 stops49h 00m

Kolkata Netaji S. Chandra

Sun 3/15

5:30 pm-3:35 pm

3 stops31h 35m

$934

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Mon 11/17

10:30 am-7:40 am

1 stop34h 40m

Kolkata Netaji S. Chandra

Tue 12/2

9:15 am-8:10 am

1 stop33h 25m

$936

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Sun 11/30

9:15 pm-6:40 pm

2 stops34h 55m

Kolkata Netaji S. Chandra

Sun 12/14

10:30 pm-7:20 pm

2 stops31h 20m

$943

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Mon 1/5

8:05 pm-1:55 am

1 stop19h 20m

Kolkata Netaji S. Chandra

Thu 2/19

3:25 am-3:55 pm

1 stop23h 00m

$945

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Wed 12/3

10:40 am-1:55 am

1 stop28h 45m

Kolkata Netaji S. Chandra

Wed 12/17

3:25 am-3:55 pm

1 stop23h 00m

$948

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Tue 2/10

6:20 pm-9:50 am

3 stops53h 00m

Kolkata Netaji S. Chandra

Wed 2/25

5:30 pm-2:35 pm

3 stops31h 35m

$949

Washington, D.C.Kolkata

IAD - CCU

IADCCU

Washington, D.C. Dulles Intl

Sun 3/8

11:15 am-7:40 am

1 stop34h 55m

Kolkata Netaji S. Chandra

Tue 3/17

9:15 am-9:00 am

1 stop33h 15m

$993

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See travel insights to Kolkata from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Kolkata

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Kolkata?

What is the cheapest month to fly to Kolkata?

The month of March is, on average, the cheapest month to fly to Kolkata from Washington, D.C. Dulles Intl Airport, with most prices found around $784. If you aren’t able to travel during the month of March, then book flights to Kolkata from Washington, D.C. Dulles Intl Airport during September instead. Flights to Kolkata in September, while not as cheap as those in March, still average around $840.

What is the cheapest day to depart on your flight to Kolkata?

On average, the least expensive day to fly to Kolkata from Washington, D.C. Dulles Intl Airport is on a Monday. momondo users have found tickets for Monday departures for as low as $1,068. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Kolkata on Sunday is $1,224.

What is the cheapest time of day to depart on your flight to Kolkata?

In the evening is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Kolkata when you can find flight prices for as low as $1,063. Flying to Kolkata in the evening is an ideal time because this is during off-peak travel hours. Flights to Kolkata are more costly at noon, with an average ticket price of $1,544. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Kolkata?

You are more likely to see cheaper flights to Kolkata from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around $1,042 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Washington, D.C. Dulles Intl Airport for as low as $921 on momondo.

How have Washington, D.C. Dulles Intl Airport to Kolkata flight prices changed over time?

As of November 2025, prices for Washington, D.C. Dulles Intl Airport to Kolkata flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Kolkata

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Kolkata according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Kolkata (IAD to CCU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Kolkata

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Kolkata. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Kolkata.
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  • How far is Washington, D.C. Dulles Intl to Kolkata Netaji S. Chandra by plane?

    Kolkata Netaji S. Chandra is 8083.1 mi away from Washington, D.C. Dulles Intl. 18h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Kolkata Netaji S. Chandra Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Kolkata Netaji S. Chandra Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Kolkata Netaji S. Chandra Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Kolkata Netaji S. Chandra Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The necessary travel and health documents for your Kolkata Netaji S. Chandra Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Kolkata?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Kolkata

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Kolkata with momondo
Airline
Rating
Free Cancellation
Price
Etihad AirwaysPriceFrom $731Free CancellationRating
7.4
1,285 reviews
Search Etihad Airways flights
Air IndiaPriceFrom $743Free CancellationRating
5.5
2,941 reviews
Search Air India flights
Qatar AirwaysPriceFrom $816Free CancellationRating
7.4
3,660 reviews
Search Qatar Airways flights
IndiGoPriceFrom $869Free CancellationRating
6.9
494 reviews
Search IndiGo flights
EmiratesPriceFrom $961Free CancellationRating
8.1
3,400 reviews
Search Emirates flights
SWISSPriceFrom $1,020Free CancellationRating
7.5
1,775 reviews
Search SWISS flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Kolkata?

Finding the right flight to Kolkata from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kolkata quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Kolkata with flexible booking policies on momondo?

momondo does allow users to show only those flights to Kolkata from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Kolkata?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Kolkata.

I’m not ready to book a flight from Washington, D.C. to Kolkata right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Kolkata, momondo offers a useful price alert feature which will track prices for flights to Kolkata from Washington, D.C. and alert you when they change.

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