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$420+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
avr. 6 — avr. 131
dim. 4/6
dim. 4/13
1 adult, Economy
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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 avril 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,087
(Kiwi.com)

One-way from

$420
(Booking.com)

Popular in

December

Cheapest in

September

Average price

$1,336
Provider with most accurate pricing for Seattle/Tacoma Intl-Kolkata Netaji S. Chandra flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Kolkata Netaji S. Chandra flights.
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From Washington to Kolkata Netaji S. Chandra
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One-way flight from Washington to Kolkata Netaji S. Chandra
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Highest demand for flights based on searches. 15% potential increase in price ($226 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($88 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 avril 1, 2025.

This Justfly.com deal was found by Cheapflights users on 4/1. 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.
jeu. 11/68:45 amSEA - CCU
1 stop24h 10mSingapore Airlines
ven. 11/1411:40 pmCCU - SEA
1 stop21h 00mSingapore Airlines
Deal found 4/1$684
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/171:43 pmSEA - CCU
2 stops31h 17mMultiple Airlines
mer. 10/228:30 pmCCU - SEA
2 stops27h 27mMultiple Airlines
Deal found 4/1$1,009
This oojo deal was found by Cheapflights users on 4/1. 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.
mer. 9/1711:45 pmSEA - CCU
2 stops38h 35mEtihad Airways
mar. 10/213:45 amCCU - SEA
2 stops30h 57mEtihad Airways
Deal found 4/1$1,218
This Mytrip deal was found by Cheapflights users on 3/31. 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.
jeu. 5/155:40 pmPDX - CCU
3 stops35h 55mMultiple Airlines
mer. 5/212:00 amCCU - PDX
3 stops44h 00mMultiple Airlines
Deal found 3/31$1,300
This FlightHub deal was found by Cheapflights users on 3/31. 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.
mar. 4/297:10 pmSEA - CCU
2 stops27h 05mTurkish Airlines
mar. 5/209:15 pmCCU - SEA
2 stops32h 30mTurkish Airlines
Deal found 3/31$1,347
This Singapore Airlines deal was found by Cheapflights users on 3/31. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 11/219:30 pmPDX - CCU
2 stops35h 25mSingapore Airlines
mer. 12/2411:40 pmCCU - PDX
2 stops27h 09mSingapore Airlines
Deal found 3/31$1,387
This Air France deal was found by Cheapflights users on 3/31. 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.
mar. 4/291:30 pmSEA - CCU
2 stops30h 25mAir France
mer. 5/214:00 pmCCU - SEA
2 stops31h 45mAir France
Deal found 3/31$1,388
This KLM deal was found by Cheapflights users on 4/1. 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.
mer. 4/306:10 pmSEA - CCU
2 stops26h 40mKLM
mar. 5/207:00 pmCCU - SEA
2 stops33h 27mKLM
Deal found 4/1$1,391
This Indian Eagle deal was found by Cheapflights users on 3/30. 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.
lun. 4/212:15 pmSEA - CCU
2 stops30h 15mLufthansa
jeu. 5/19:20 pmCCU - SEA
2 stops32h 09mLufthansa
Deal found 3/30$1,422
This FlightHub deal was found by Cheapflights users on 3/31. 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.
lun. 3/316:00 amPDX - CCU
2 stops31h 50mQatar Airways
sam. 4/263:50 amCCU - PDX
2 stops31h 01mQatar Airways
Deal found 3/31$1,668
This oojo deal was found by Cheapflights users on 3/31. 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.
jeu. 5/1510:46 amPDX - CCU
2 stops32h 54mEmirates
jeu. 5/229:45 amCCU - PDX
2 stops60h 30mEmirates
Deal found 3/31$1,699
This Gurufare deal was found by Cheapflights users on 3/31. 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.
sam. 11/2211:07 amPDX - CCU
3 stops31h 23mLufthansa
sam. 11/298:30 pmCCU - PDX
3 stops35h 24mLufthansa
Deal found 3/31$1,749

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 avril 1, 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

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

dim. 4/27

1:10 am-4:35 am

2 stops38h 55m

Kolkata Netaji S. Chandra

mer. 5/21

8:40 pm-7:30 pm

2 stops35h 20m

$1,094

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

mar. 5/6

10:15 am-10:15 pm

1 stop23h 30m

Kolkata Netaji S. Chandra

mer. 7/9

11:30 pm-8:45 am

1 stop21h 45m

$1,152

PortlandKolkata

PDX - CCU

PDXCCU

Portland

jeu. 5/15

5:40 pm-6:05 pm

3 stops35h 55m

Kolkata Netaji S. Chandra

mer. 5/21

2:00 am-9:30 am

3 stops44h 00m

$1,300

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

mar. 4/29

7:10 pm-10:45 am

2 stops27h 05m

Kolkata Netaji S. Chandra

mar. 5/20

9:15 pm-5:15 pm

2 stops32h 30m

$1,347

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

mar. 4/29

1:30 pm-8:25 am

2 stops30h 25m

Kolkata Netaji S. Chandra

mer. 5/21

4:00 pm-11:15 am

2 stops31h 45m

$1,388

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

mer. 4/30

6:10 pm-9:20 am

2 stops26h 40m

Kolkata Netaji S. Chandra

mar. 5/20

7:00 pm-3:57 pm

2 stops33h 27m

$1,391

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

lun. 4/21

2:15 pm-9:00 am

2 stops30h 15m

Kolkata Netaji S. Chandra

jeu. 5/1

9:20 pm-4:59 pm

2 stops32h 09m

$1,422

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

mer. 5/14

5:15 pm-8:10 am

1 stop26h 25m

Kolkata Netaji S. Chandra

mer. 5/21

8:45 pm-1:25 pm

1 stop29h 10m

$1,573

PortlandKolkata

PDX - CCU

PDXCCU

Portland

jeu. 5/15

10:46 am-8:10 am

2 stops32h 54m

Kolkata Netaji S. Chandra

jeu. 5/22

9:45 am-9:45 am

2 stops60h 30m

$1,699

PortlandKolkata

PDX - CCU

PDXCCU

Portland

jeu. 5/15

6:00 am-2:20 am

2 stops31h 50m

Kolkata Netaji S. Chandra

mer. 5/21

3:50 am-11:59 pm

2 stops32h 39m

$1,732

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 20 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 $989). Flying from State of Washington to Kolkata in December is currently the most expensive (average of $1,647). 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 avril 1, 2025.

When flying from State of Washington to Kolkata, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Kolkata by month

Plan your trip to Kolkata by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kolkata ranges from 0.3 - 14.0 inches per month. August is typically the wettest month, when rainfall can reach 14.0 in. December is typically the driest time to visit Kolkata when rainfall is around 0.3 in.

Temperature in Kolkata by month

Plan your trip to Kolkata by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kolkata, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 87.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

Reviews of airlines servicing Kolkata

Get insights into the airlines that provide service to Kolkata. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kolkata. Reviews last updated avril 1, 2025.
See what other customers who have flown with Singapore Airlines, Emirates and Thai Airways from Washington to Kolkata have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,286 reviews

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,286 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Emirates
8.0
Very good
3,192 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Thai Airways
7.8
Good
319 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,541 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Etihad Airways
7.4
Good
1,181 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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.

  • 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 $420. Users have also found prices from $622 and $688 on Turkish Airlines and Etihad 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 $989). Flying from State of Washington to Kolkata in December is currently the most expensive (average of $1,647). 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 5 airlines flying from Washington to Kolkata

Discover the top 5 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 avril 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$759Average$1,141FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$1,137Average$2,129FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,334Average$2,715FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$1,463Average$1,575FlexibilityNo cancel feeOn-time76%
EmiratesCheapest$1,497Average$2,654FlexibilityNo cancel feeOn-time75%

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