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$475+ 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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
dic. 6 — dic. 131
sáb. 12/6
sáb. 12/13
1 adult, Economy
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Find 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 noviembre 6, 2025.

This KLM deal was found by Cheapflights users on 11/6. 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.
lun. 12/293:05 pmSEA - CCU
2 stops26h 35mKLM
mié. 1/288:15 pmCCU - SEA
2 stops28h 40mKLM
Deal found 11/6$1,031
This Trip.com deal was found by Cheapflights users on 11/4. 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.
lun. 11/1712:10 amSEA - CCU
2 stops41h 10mMultiple Airlines
mié. 12/1012:05 amCCU - SEA
2 stops31h 35mMultiple Airlines
Deal found 11/4$1,087
This Trip.com deal was found by Cheapflights users on 11/4. 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.
mié. 11/123:10 pmSEA - CCU
2 stops38h 00mMultiple Airlines
jue. 12/117:30 pmCCU - SEA
2 stops31h 20mMultiple Airlines
Deal found 11/4$1,105
This KLM deal was found by Cheapflights users on 11/6. 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.
lun. 12/292:05 pmSEA - CCU
2 stops28h 10mKLM
dom. 1/188:15 pmCCU - SEA
2 stops30h 40mKLM
Deal found 11/6$1,168
This KLM deal was found by Cheapflights users on 11/6. 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.
lun. 12/292:05 pmSEA - CCU
2 stops28h 10mKLM
vie. 1/308:15 pmCCU - SEA
2 stops28h 40mKLM
Deal found 11/6$1,169
This Trip.com deal was found by Cheapflights users on 11/5. 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.
sáb. 12/277:00 pmSEA - CCU
2 stops28h 10mMultiple Airlines
mar. 1/207:30 pmCCU - SEA
2 stops35h 05mMultiple Airlines
Deal found 11/5$1,179
This Indian Eagle deal was found by Cheapflights users on 11/4. 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.
mar. 11/1810:38 amPDX - CCU
2 stops48h 27mMultiple Airlines
jue. 12/1111:00 pmCCU - PDX
3 stops38h 16mMultiple Airlines
Deal found 11/4$1,192
This FlightHub deal was found by Cheapflights users on 11/4. 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.
dom. 11/1612:10 amSEA - CCU
2 stops35h 00mMultiple Airlines
mié. 12/171:55 amCCU - SEA
2 stops29h 05mMultiple Airlines
Deal found 11/4$1,196
This FlightHub deal was found by Cheapflights users on 11/4. 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.
sáb. 11/1512:10 amSEA - CCU
2 stops35h 00mMultiple Airlines
mar. 11/251:55 amCCU - SEA
2 stops29h 45mMultiple Airlines
Deal found 11/4$1,211
This Indian Eagle deal was found by Cheapflights users on 11/4. 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.
mar. 11/1810:38 amPDX - CCU
2 stops43h 47mMultiple Airlines
mar. 11/258:35 pmCCU - PDX
2 stops36h 30mMultiple Airlines
Deal found 11/4$1,212
This KLM deal was found by Cheapflights users on 11/6. 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.
lun. 12/292:05 pmSEA - CCU
2 stops28h 10mKLM
jue. 1/296:30 pmCCU - SEA
2 stops30h 50mKLM
Deal found 11/6$1,216
This Indian Eagle deal was found by Cheapflights users on 11/4. 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.
mar. 11/1810:38 amPDX - CCU
2 stops43h 47mMultiple Airlines
mar. 12/28:35 pmCCU - PDX
2 stops37h 45mMultiple Airlines
Deal found 11/4$1,226

Cheap flight deals from Washington to Kolkata

Keep the following information in mind while searching for Washington to Kolkata flight deals. Data was last updated noviembre 6, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$917
(Trip.com)

One-way from

$475
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,129
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. 17% potential increase in price ($258 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($94 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 noviembre 6, 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

mar. 11/18

10:38 am-7:55 pm

2 stops43h 47m

Kolkata Netaji S. Chandra

lun. 12/15

8:35 pm-8:50 pm

2 stops37h 45m

$1,226

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

lun. 12/29

3:05 pm-8:55 am

2 stops28h 20m

Kolkata Netaji S. Chandra

jue. 1/22

6:30 pm-11:50 am

2 stops30h 50m

$1,247

PortlandKolkata

PDX - CCU

PDXCCU

Portland

mar. 11/18

10:38 am-7:55 pm

2 stops43h 47m

Kolkata Netaji S. Chandra

mar. 12/16

9:00 pm-4:48 pm

3 stops33h 18m

$1,254

PortlandKolkata

PDX - CCU

PDXCCU

Portland

mar. 12/2

6:00 am-1:55 am

2 stops30h 25m

Kolkata Netaji S. Chandra

lun. 12/15

3:25 am-8:50 pm

2 stops30h 55m

$1,255

PortlandKolkata

PDX - CCU

PDXCCU

Portland

vie. 12/26

2:56 pm-10:25 pm

2 stops41h 59m

Kolkata Netaji S. Chandra

dom. 3/1

11:40 pm-4:28 pm

3 stops30h 18m

$1,306

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

lun. 11/24

3:00 pm-8:55 am

2 stops28h 25m

Kolkata Netaji S. Chandra

mar. 12/2

8:15 pm-11:50 am

2 stops29h 05m

$1,335

PortlandKolkata

PDX - CCU

PDXCCU

Portland

mar. 11/18

2:45 pm-3:15 pm

3 stops35h 00m

Kolkata Netaji S. Chandra

mié. 12/10

1:55 am-2:40 pm

3 stops26h 15m

$1,378

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

lun. 11/17

12:10 am-11:55 pm

3 stops34h 15m

Kolkata Netaji S. Chandra

jue. 12/11

5:05 am-6:10 pm

3 stops26h 35m

$1,405

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

dom. 11/23

2:05 pm-9:55 am

2 stops30h 20m

Kolkata Netaji S. Chandra

lun. 12/8

6:30 pm-11:25 am

2 stops30h 25m

$1,433

PortlandKolkata

PDX - CCU

PDXCCU

Portland

jue. 1/1

5:33 am-1:55 am

2 stops30h 52m

Kolkata Netaji S. Chandra

mar. 1/20

3:25 am-8:27 pm

2 stops30h 32m

$1,440

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 38 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 noviembre 6, 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 28h 20m. KLM provides one of the quickest options available for as low as $1,247. The distance from State of Washington to Kolkata is about 7224 mi. This flight may include one or multiple stops.

  • 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.

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 noviembre 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$717Average$1,103FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,102Average$2,890FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,137Average$1,262FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$1,497Average$2,773FlexibilityNo cancel feeOn-time75%

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