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Kolkata

$416+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
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 February 12, 2026.

This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:15 am
SEA
-
CCU
1 stop23h 30m
Singapore Airlines
Thu 5/2811:30 pm
CCU
-
SEA
1 stop21h 45m
Singapore Airlines
Deal found 2/9$590
This Gurufare deal was found by Cheapflights users on 2/9. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:00 am
SEA
-
CCU
2 stops26h 45m
Multiple Airlines
Thu 5/2811:30 pm
CCU
-
SEA
1 stop21h 45m
Multiple Airlines
Deal found 2/9$827
This Justfly.com deal was found by Cheapflights users on 2/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:15 am
SEA
-
CCU
1 stop23h 30m
Singapore Airlines
Sat 5/911:40 pm
CCU
-
SEA
1 stop21h 35m
Singapore Airlines
Deal found 2/9$883
This FlightHub deal was found by Cheapflights users on 2/11. 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.
Thu 3/269:45 am
SEA
-
CCU
1 stop24h 10m
Singapore Airlines
Thu 4/211:30 pm
CCU
-
SEA
1 stop21h 45m
Singapore Airlines
Deal found 2/11$933
This Indian Eagle deal was found by Cheapflights users on 2/10. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:15 am
SEA
-
CCU
1 stop47h 50m
Singapore Airlines
Fri 11/1311:40 pm
CCU
-
SEA
1 stop21h 00m
Singapore Airlines
Deal found 2/10$961
This KLM deal was found by Cheapflights users on 2/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:35 pm
SEA
-
CCU
2 stops50h 20m
Multiple Airlines
Fri 11/137:30 pm
CCU
-
SEA
2 stops29h 25m
Multiple Airlines
Deal found 2/10$966
This Air France deal was found by Cheapflights users on 2/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/233:10 pm
SEA
-
CCU
2 stops25h 00m
Multiple Airlines
Mon 3/307:00 pm
CCU
-
SEA
2 stops29h 15m
Multiple Airlines
Deal found 2/9$967
This Indian Eagle deal was found by Cheapflights users on 2/11. 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.
Tue 3/107:05 am
PDX
-
CCU
2 stops53h 00m
Multiple Airlines
Tue 4/73:10 pm
CCU
-
PDX
2 stops42h 10m
Multiple Airlines
Deal found 2/11$970
This Trip.com deal was found by Cheapflights users on 2/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/279:45 am
SEA
-
CCU
1 stop24h 10m
Multiple Airlines
Fri 4/39:40 pm
CCU
-
SEA
2 stops23h 50m
Multiple Airlines
Deal found 2/10$972
This KAYAK deal was found by Cheapflights users on 2/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/510:15 am
SEA
-
CCU
1 stop23h 50m
Singapore Airlines
Sat 4/1811:40 pm
CCU
-
SEA
1 stop21h 35m
Singapore Airlines
Deal found 2/10$985
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2610:44 am
SEA
-
CCU
2 stops29h 26m
Multiple Airlines
Thu 4/26:00 pm
CCU
-
SEA
2 stops38h 24m
Multiple Airlines
Deal found 2/11$990
This KLM deal was found by Cheapflights users on 2/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/131:05 pm
PDX
-
CCU
2 stops30h 50m
KLM
Sun 4/268:45 pm
CCU
-
PDX
2 stops26h 55m
KLM
Deal found 2/9$1,026

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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$590
(FlightHub)

One-way from

$416
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$1,012
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. 5% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 12, 2026.
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

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Tue 5/19

10:15 am-10:15 pm

1 stop23h 30m

Kolkata Netaji S. Chandra

Thu 5/28

11:30 pm-8:45 am

1 stop21h 45m

$590

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Tue 5/19

7:00 am-10:15 pm

2 stops26h 45m

Kolkata Netaji S. Chandra

Thu 5/28

11:30 pm-8:45 am

1 stop21h 45m

$827

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 4/24

10:15 am-10:15 pm

1 stop23h 30m

Kolkata Netaji S. Chandra

Sat 5/9

11:40 pm-8:45 am

1 stop21h 35m

$886

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 3/26

9:45 am-10:25 pm

1 stop24h 10m

Kolkata Netaji S. Chandra

Thu 4/2

11:30 pm-8:45 am

1 stop21h 45m

$933

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Tue 3/10

7:05 am-10:10 pm

2 stops50h 35m

Kolkata Netaji S. Chandra

Tue 4/7

8:35 pm-8:50 pm

2 stops36h 45m

$970

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 4/5

10:15 am-10:35 pm

1 stop23h 50m

Kolkata Netaji S. Chandra

Sat 4/18

11:40 pm-8:45 am

1 stop21h 35m

$985

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 3/26

10:44 am-4:40 am

2 stops29h 26m

Kolkata Netaji S. Chandra

Thu 4/2

6:00 pm-7:54 pm

2 stops38h 24m

$990

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Mon 4/13

1:05 pm-8:25 am

2 stops30h 50m

Kolkata Netaji S. Chandra

Sun 4/26

8:45 pm-11:10 am

2 stops26h 55m

$1,026

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Sat 3/7

7:05 am-7:55 pm

2 stops47h 20m

Kolkata Netaji S. Chandra

Tue 4/7

5:30 pm-8:50 pm

2 stops39h 50m

$1,030

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Sun 3/8

7:25 am-4:40 am

2 stops32h 45m

Kolkata Netaji S. Chandra

Wed 4/8

6:00 pm-8:50 pm

2 stops39h 20m

$1,035

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 31 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 $509). Flying from State of Washington to Kolkata in December is currently the most expensive (average of $1,036). 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.

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 $590. 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 $334. Users have also found prices from $568 and $610 on Qatar Airways and Turkish Airlines, respectively.

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

    The most popular route from State of Washington to Kolkata is Portland - Kolkata Netaji S. Chandra. You may also consider Seattle/Tacoma Intl - 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 $509). Flying from State of Washington to Kolkata in December is currently the most expensive (average of $1,036). 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 Washington to Kolkata

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$717Average$1,097FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$728Average$1,921FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,137Average$1,451FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$1,768Average$3,064FlexibilityNo cancel feeOn-time75%

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