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$455+ Cheap flights from Washington 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Washington to Kolkata

Cheapest flights from Washington to Kolkata
Explore the most affordable flight options available from Washington to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This oojo deal was found by Cheapflights users on 12/25. 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.
Fri 12/261:51 pmPDX - CCU
2 stops22h 34mQatar Airways
Sat 2/283:25 amCCU - PDX
2 stops26h 55mQatar Airways
Deal found 12/25$1,400
This Trip.com deal was found by Cheapflights users on 12/24. 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.
Thu 12/2512:10 amSEA - CCU
2 stops40h 15mMultiple Airlines
Sun 1/189:45 pmCCU - SEA
2 stops33h 55mMultiple Airlines
Deal found 12/24$1,451
This oojo deal was found by Cheapflights users on 12/24. 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.
Fri 12/265:30 pmPDX - CCU
2 stops39h 25mMultiple Airlines
Sun 3/111:40 pmCCU - PDX
2 stops47h 25mMultiple Airlines
Deal found 12/24$1,548
This oojo deal was found by Cheapflights users on 12/24. 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.
Fri 12/268:45 amSEA - CCU
1 stop24h 10mSingapore Airlines
Sun 1/1811:40 pmCCU - SEA
1 stop45h 00mSingapore Airlines
Deal found 12/24$1,916
This Trip.com deal was found by Cheapflights users on 12/24. 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.
Thu 12/2510:05 amSEA - CCU
2 stops32h 15mMultiple Airlines
Sun 1/1110:00 pmCCU - SEA
2 stops47h 30mMultiple Airlines
Deal found 12/24$2,008
This Mytrip deal was found by Cheapflights users on 12/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:10 amSEA - CCU
3 stops34h 15mMultiple Airlines
Sat 1/1010:30 pmCCU - SEA
3 stops34h 16mMultiple Airlines
Deal found 12/24$2,069
This Mytrip deal was found by Cheapflights users on 12/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:05 pmSEA - CCU
2 stops26h 10mMultiple Airlines
Sat 1/101:40 amCCU - SEA
3 stops33h 56mMultiple Airlines
Deal found 12/24$2,236

Find flight deals from Washington to Kolkata

Keep the following information in mind while searching for Washington to Kolkata flight deals. Data was last updated December 26, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$735
(oojo)

One-way from

$455
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,643
Provider with most accurate pricing for Seattle/Tacoma Intl-Kolkata Netaji S. Chandra flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Kolkata Netaji S. Chandra flights.
Search Deals
From Washington to Kolkata Netaji S. Chandra
Search Deals
One-way flight from Washington to Kolkata Netaji S. Chandra
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 December 26, 2025.
Use the filters below to find and compare flights from Washington to Kolkata that are best for you.

Fly from

Washington

Fly to

Kolkata

Route

Depart

Return

Price

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Sat 3/28

2:42 pm-10:35 pm

2 stops43h 23m

Kolkata Netaji S. Chandra

Sun 4/12

11:40 pm-1:50 pm

2 stops26h 40m

$955

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 2/25

10:53 am-4:40 am

2 stops28h 17m

Kolkata Netaji S. Chandra

Tue 3/24

6:00 pm-2:50 pm

2 stops33h 20m

$990

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 2/15

8:45 am-10:25 pm

1 stop24h 10m

Kolkata Netaji S. Chandra

Wed 2/18

2:35 am-6:40 pm

2 stops29h 35m

$1,046

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 6/7

1:50 pm-7:30 am

2 stops29h 10m

Kolkata Netaji S. Chandra

Tue 7/7

10:30 pm-11:33 am

2 stops25h 33m

$1,070

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 1/14

3:10 pm-7:45 am

2 stops27h 05m

Kolkata Netaji S. Chandra

Wed 2/4

6:30 pm-11:25 am

2 stops30h 25m

$1,071

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Thu 2/19

7:25 am-4:40 am

2 stops31h 45m

Kolkata Netaji S. Chandra

Sun 3/1

6:00 pm-8:33 pm

2 stops40h 03m

$1,074

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Sun 1/18

7:05 am-1:55 am

2 stops53h 20m

Kolkata Netaji S. Chandra

Sat 1/24

3:25 am-8:47 pm

2 stops30h 52m

$1,100

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 2/15

8:45 am-10:25 pm

1 stop24h 10m

Kolkata Netaji S. Chandra

Sun 2/22

8:55 pm-3:46 pm

2 stops32h 21m

$1,198

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 2/11

7:00 pm-12:40 pm

2 stops28h 10m

Kolkata Netaji S. Chandra

Fri 2/20

9:30 pm-5:05 pm

2 stops33h 05m

$1,204

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Mon 2/16

7:00 pm-11:10 am

2 stops26h 40m

Kolkata Netaji S. Chandra

Tue 2/24

9:30 pm-5:05 pm

2 stops33h 05m

$1,204

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Showing 1-10 of 30 results
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Best time to book a flight from Washington to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Washington 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 to Kolkata

What is the cheapest month to book a flight from State of Washington to Kolkata?

Currently, September is the cheapest month in which you can book a flight from State of Washington to Kolkata (average of $586). Flying from State of Washington to Kolkata in June is currently the most expensive (average of $1,091). 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 WA to CCU?

Find hourly flight availability from Washington 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 December 26, 2025.

It’s typically best to fly out from State of Washington to Kolkata in the evening. Doing so could potentially save you 39% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from State of Washington to Kolkata?

Use this chart to determine the cheapest time to fly round-trip from Washington to Kolkata. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their State of Washington to Kolkata flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Washington 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?

    For a flight from Washington to Kolkata, you will be flying into Netaji S. Chandra. Kolkata Netaji S. Chandra (CCU) is just 8.3 mi from the center of the city.

  • How long is the flight from State of Washington to Kolkata?

    A quick flight from State of Washington to Kolkata can take about 23h 30m. Singapore Airlines provides one of the quickest options available for as low as $897. The distance from State of Washington to Kolkata is about 7224 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from State of Washington to Kolkata one-way?

    For one-way options, check prices for Singapore Airlines. According to our data, you can fly for as low as $326. Users have also found prices from $610 and $624 on Turkish Airlines and Qatar Airways, respectively.

  • What are the most popular routes from State of Washington to Kolkata?

    The most popular route from State of Washington to Kolkata is Seattle/Tacoma Intl - Kolkata Netaji S. Chandra. You may also consider Portland - Kolkata Netaji S. Chandra or Spokane - Kolkata Netaji S. Chandra.

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

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

  • How can I find direct flights from Washington to Kolkata?

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Kolkata?

    Currently, September is the cheapest month in which you can book a flight from State of Washington to Kolkata (average of $586). Flying from State of Washington to Kolkata in June is currently the most expensive (average of $1,091). 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.

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Alternative routes for Washington to Kolkata

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Top 4 airlines flying from Washington to Kolkata

Discover the top 4 airlines that operate flights from Washington 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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$714Average$1,115FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$897Average$2,469FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,137Average$1,262FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$1,497Average$3,064FlexibilityNo cancel feeOn-time75%

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