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Cheap flights from Washington to Kolkata from ₹ 38,907

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
23 Apr — 30 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Kolkata

Enter your travel dates to find the best prices.

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 24 March 2026.

Fri 18/910:15
SEA
-
CCU
1 stop23h 30m
Multiple Airlines
Sun 27/923:40
CCU
-
SEA
2 stops29h 46m
Multiple Airlines
Deal found 19/3₹ 80,619
Wed 9/907:00
PDX
-
CCU
2 stops27h 05m
Multiple Airlines
Sun 13/923:40
CCU
-
PDX
2 stops46h 15m
Multiple Airlines
Deal found 23/3₹ 88,943
Fri 18/910:15
SEA
-
CCU
1 stop23h 30m
Singapore Airlines
Sun 27/923:40
CCU
-
SEA
1 stop45h 35m
Singapore Airlines
Deal found 19/3₹ 89,130
Thu 17/910:15
SEA
-
CCU
1 stop23h 50m
Singapore Airlines
Mon 28/923:30
CCU
-
SEA
1 stop21h 45m
Singapore Airlines
Deal found 19/3₹ 89,504
Thu 5/1121:50
PDX
-
CCU
2 stops35h 05m
Multiple Airlines
Wed 25/1123:40
CCU
-
PDX
2 stops27h 40m
Multiple Airlines
Deal found 24/3₹ 93,712
Mon 6/416:25
SEA
-
CCU
1 stop21h 35m
Qatar Airways
Mon 20/404:00
CCU
-
SEA
1 stop21h 15m
Qatar Airways
Deal found 20/3₹ 94,086
Fri 18/910:15
SEA
-
CCU
1 stop23h 30m
Singapore Airlines
Sat 26/923:40
CCU
-
SEA
1 stop21h 35m
Singapore Airlines
Deal found 19/3₹ 94,180
Thu 2/421:44
PDX
-
CCU
2 stops40h 56m
Multiple Airlines
Sun 12/421:30
CCU
-
PDX
2 stops36h 03m
Multiple Airlines
Deal found 23/3₹ 94,367
Thu 17/913:30
SEA
-
CCU
2 stops30h 15m
Multiple Airlines
Sun 27/922:30
CCU
-
SEA
2 stops25h 47m
Multiple Airlines
Deal found 19/3₹ 94,835
Thu 17/913:30
SEA
-
CCU
2 stops27h 30m
Multiple Airlines
Sat 26/919:00
CCU
-
SEA
2 stops28h 45m
Multiple Airlines
Deal found 19/3₹ 94,928
Mon 4/511:59
PDX
-
CCU
2 stops26h 01m
Multiple Airlines
Mon 11/504:00
CCU
-
PDX
2 stops25h 21m
Multiple Airlines
Deal found 24/3₹ 95,396
Tue 5/516:30
SEA
-
CCU
1 stop21h 30m
Qatar Airways
Tue 12/504:00
CCU
-
SEA
1 stop21h 15m
Qatar Airways
Deal found 20/3₹ 96,518

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 24 March 2026.

Round-trip from

₹ 80,619

One-way from

₹ 38,907

Popular in

December

Cheapest in

September

Average price

₹ 96,331
18/9-27/9
  • 18/9-27/9
  • 3 total stops
  • 53h 16m total
  • Washington to Kolkata
Search Deals
Singapore Airlines
  • Singapore Airlines
  • 25/4
  • 1 total stop
  • 24h 00m total
  • Washington to Kolkata
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (₹ 599,036 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₹ 368,202 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 454,620 searches. Data last updated 24 March 2026.
Use the filters below to find and compare flights from Washington to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Wed 9/9

07:00-22:35

2 stops27h 05m

Kolkata Netaji S. Chandra

Sun 13/9

23:40-09:25

2 stops46h 15m

₹ 88,943

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 18/9

13:30-08:15

2 stops30h 15m

Kolkata Netaji S. Chandra

Sat 26/9

16:15-11:15

2 stops31h 30m

₹ 94,928

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Mon 4/5

11:59-02:30

2 stops26h 01m

Kolkata Netaji S. Chandra

Mon 11/5

04:00-16:51

2 stops25h 21m

₹ 95,396

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Thu 30/4

19:18-02:30

2 stops42h 42m

Kolkata Netaji S. Chandra

Wed 20/5

04:00-22:47

2 stops31h 17m

₹ 111,576

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 15/7

10:27-03:00

2 stops28h 03m

Kolkata Netaji S. Chandra

Tue 4/8

04:10-20:37

2 stops28h 57m

₹ 111,856

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 8/5

19:10-15:30

2 stops31h 50m

Kolkata Netaji S. Chandra

Tue 12/5

18:45-17:15

2 stops59h 00m

₹ 115,130

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 24/4

16:30-02:30

1 stop21h 30m

Kolkata Netaji S. Chandra

Sat 9/5

18:30-12:45

2 stops30h 45m

₹ 115,691

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Sat 11/4

09:00-02:30

2 stops29h 00m

Kolkata Netaji S. Chandra

Sun 19/4

04:00-22:56

2 stops31h 26m

₹ 116,720

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Wed 9/9

07:45-02:30

2 stops30h 15m

Kolkata Netaji S. Chandra

Sun 13/9

04:00-22:50

2 stops31h 20m

₹ 126,446

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sat 16/5

19:10-12:50

2 stops29h 10m

Kolkata Netaji S. Chandra

Sat 23/5

21:40-17:15

2 stops32h 05m

₹ 134,957

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 27 resultsSorted by cheapest first
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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 return 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 ₹ 45,453). Flying from State of Washington to Kolkata in December is currently the most expensive (average of ₹ 96,705). 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?

    If you book a flight to Kolkata from Washington, you will be flying to Netaji S. Chandra, which is the city’s only airport. Kolkata Netaji S. Chandra (CCU) is located 13.4 km from the centre of Kolkata.

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

    Departing from State of Washington to Kolkata will take you 31h. State of Washington and Kolkata are separated by a distance of 11772 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    When deciding which route to take from State of Washington to Kolkata, consider Seattle/Tacoma Intl - Kolkata Netaji S. Chandra, Portland - Kolkata Netaji S. Chandra or Spokane - Kolkata Netaji S. Chandra, as they are the most popular.

  • 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 holiday 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 ₹ 45,453). Flying from State of Washington to Kolkata in December is currently the most expensive (average of ₹ 96,705). 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

Browse thousands of different options on Cheapflights for your next trip

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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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Fly with Cheapflights

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How does Cheapflights help users find flights from Washington to Kolkata?

When you search for this flight from Washington to Kolkata, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Washington to Kolkata?

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Yes! Cheapflights helps users easily find flights from Washington to Kolkata with no change fees.

Can Cheapflights notify me if prices for flights from Washington to Kolkata become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kolkata from Washington today and book when prices fit your budget.

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