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$539+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$960
(American Airlines)

One-way from

$539
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,219
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. 17% potential increase in price ($267 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 May 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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 10/17:00 amPDX - CCU
2 stops33h 15mMultiple Airlines
Mon 10/136:00 pmCCU - PDX
2 stops38h 26mMultiple Airlines
Deal found 4/28$960
This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/88:25 pmSEA - CCU
2 stops28h 50mMultiple Airlines
Sun 6/158:15 amCCU - SEA
2 stops44h 00mMultiple Airlines
Deal found 4/30$1,021
This FlightHub deal was found by Cheapflights users on 4/29. 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.
Wed 10/15:36 pmPDX - CCU
2 stops40h 09mSingapore Airlines
Mon 10/1311:30 pmCCU - PDX
2 stops29h 28mSingapore Airlines
Deal found 4/29$1,084
This Gurufare deal was found by Cheapflights users on 4/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/228:45 amSEA - CCU
1 stop24h 10mSingapore Airlines
Sun 11/3011:40 pmCCU - SEA
1 stop45h 00mSingapore Airlines
Deal found 4/30$1,092
This Indian Eagle deal was found by Cheapflights users on 4/30. 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.
Tue 7/1510:55 amPDX - CCU
3 stops33h 35mLufthansa
Fri 7/259:20 pmCCU - PDX
3 stops38h 06mLufthansa
Deal found 4/30$1,230
This FlightHub deal was found by Cheapflights users on 4/29. 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.
Wed 10/110:25 amPDX - CCU
2 stops27h 25mQatar Airways
Sun 10/123:50 amCCU - PDX
2 stops31h 44mQatar Airways
Deal found 4/29$1,299
This Indian Eagle deal was found by Cheapflights users on 4/30. 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.
Sat 11/227:00 pmSEA - CCU
2 stops28h 05mTurkish Airlines
Sun 11/3010:15 pmCCU - SEA
2 stops32h 20mTurkish Airlines
Deal found 4/30$1,311
This Indian Eagle deal was found by Cheapflights users on 4/30. 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.
Sun 11/2311:59 pmSEA - CCU
2 stops30h 41mEtihad Airways
Sun 11/309:00 pmCCU - SEA
2 stops39h 19mEtihad Airways
Deal found 4/30$1,319
This KLM deal was found by Cheapflights users on 4/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:00 pmSEA - CCU
2 stops30h 55mKLM
Sun 11/306:25 pmCCU - SEA
2 stops30h 55mKLM
Deal found 4/30$1,465
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/115:15 pmSEA - CCU
1 stop26h 25mEmirates
Sat 6/78:45 pmCCU - SEA
1 stop29h 10mEmirates
Deal found 5/1$1,477
This Gurufare deal was found by Cheapflights users on 4/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:00 amSEA - CCU
3 stops34h 30mLufthansa
Sat 5/179:20 pmCCU - SEA
2 stops32h 09mLufthansa
Deal found 4/30$1,580
This Gurufare deal was found by Cheapflights users on 4/29. 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.
Wed 10/15:47 pmPDX - CCU
3 stops31h 28mBritish Airways
Mon 10/137:30 pmCCU - PDX
3 stops30h 46mBritish Airways
Deal found 4/29$1,741

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 May 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

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Wed 10/1

7:00 am-4:45 am

2 stops33h 15m

Kolkata Netaji S. Chandra

Mon 10/13

6:00 pm-7:56 pm

2 stops38h 26m

$960

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 6/8

8:25 pm-1:45 pm

2 stops28h 50m

Kolkata Netaji S. Chandra

Sun 6/15

8:15 am-3:45 pm

2 stops44h 00m

$1,021

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Wed 10/1

5:36 pm-10:15 pm

2 stops40h 09m

Kolkata Netaji S. Chandra

Mon 10/13

11:30 pm-4:28 pm

2 stops29h 28m

$1,084

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 10/17

10:15 am-10:15 pm

1 stop23h 30m

Kolkata Netaji S. Chandra

Tue 1/13

11:40 pm-7:10 am

1 stop45h 00m

$1,110

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Tue 7/15

10:55 am-9:00 am

3 stops33h 35m

Kolkata Netaji S. Chandra

Fri 7/25

9:20 pm-10:56 pm

3 stops38h 06m

$1,230

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Wed 10/1

10:25 am-2:20 am

2 stops27h 25m

Kolkata Netaji S. Chandra

Sun 10/12

3:50 am-11:04 pm

2 stops31h 44m

$1,299

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 5/14

7:10 pm-10:45 am

2 stops27h 05m

Kolkata Netaji S. Chandra

Sat 7/26

9:15 pm-5:15 pm

2 stops32h 30m

$1,312

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Mon 5/12

5:15 pm-8:10 am

1 stop26h 25m

Kolkata Netaji S. Chandra

Sun 6/8

8:45 pm-1:25 pm

1 stop29h 10m

$1,472

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sat 6/14

2:15 pm-9:00 am

2 stops30h 15m

Kolkata Netaji S. Chandra

Thu 7/10

9:20 pm-11:55 am

2 stops27h 05m

$1,625

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 9/24

4:30 pm-11:25 pm

2 stops42h 25m

Kolkata Netaji S. Chandra

Mon 10/6

12:40 am-12:45 pm

2 stops48h 35m

$1,719

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 14 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 $978). 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 May 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 May 1, 2025.
See what other customers who have flown with Singapore Airlines, Emirates and KLM 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
1,292 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Overall

8.1

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
1,292 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Overall

8.1

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
3,215 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Overall

8.1

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.
KLM
7.8
Good
1,334 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Overall

8.1

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
3,563 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Overall

8.1

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.
Turkish Airlines
7.3
Good
3,790 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Overall

8.1

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 Turkish Airlines. According to our data, you can fly for as low as $626. Users have also found prices from $1,013 and $1,014 on KLM and Air India, 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 $978). 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.

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$744Average$1,180FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$1,137Average$2,129FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,334Average$2,721FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$1,463Average$1,575FlexibilityNo cancel feeOn-time76%
EmiratesCheapest$1,497Average$2,654FlexibilityNo cancel feeOn-time75%

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