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Cheap flights from Washington to Kolkata from ₹ 46,846

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 21/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
12 Jun — 19 Jun1
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 13 May 2026.

Wed 9/923:55
SEA
-
CCU
2 stops38h 35m
Etihad Airways
Fri 9/1004:10
CCU
-
SEA
2 stops29h 35m
Etihad Airways
Deal found 9/5₹ 102,105
Thu 8/1010:15
SEA
-
CCU
1 stop23h 30m
Singapore Airlines
Mon 26/1023:40
CCU
-
SEA
1 stop21h 00m
Singapore Airlines
Deal found 13/5₹ 102,392
Fri 9/1010:15
SEA
-
CCU
1 stop47h 30m
Singapore Airlines
Sat 7/1123:40
CCU
-
SEA
1 stop21h 00m
Singapore Airlines
Deal found 13/5₹ 108,702
Tue 13/1010:15
SEA
-
CCU
1 stop23h 30m
Singapore Airlines
Fri 23/1023:40
CCU
-
SEA
1 stop21h 35m
Singapore Airlines
Deal found 10/5₹ 109,754
Thu 8/1010:15
SEA
-
CCU
1 stop23h 30m
Multiple Airlines
Mon 26/1023:40
CCU
-
SEA
2 stops28h 55m
Multiple Airlines
Deal found 13/5₹ 111,857
Mon 2/1120:00
SEA
-
CCU
2 stops34h 25m
Multiple Airlines
Sun 20/1222:00
CCU
-
SEA
2 stops32h 35m
Multiple Airlines
Deal found 10/5₹ 112,431
Fri 9/1019:10
SEA
-
CCU
2 stops33h 15m
Multiple Airlines
Sat 7/1117:30
CCU
-
SEA
2 stops37h 05m
Multiple Airlines
Deal found 13/5₹ 112,622
Fri 20/1119:00
SEA
-
CCU
2 stops32h 20m
Multiple Airlines
Fri 25/1221:00
CCU
-
SEA
2 stops33h 35m
Multiple Airlines
Deal found 12/5₹ 115,394
Wed 9/917:59
SEA
-
CCU
2 stops40h 06m
Multiple Airlines
Fri 9/1023:40
CCU
-
SEA
1 stop21h 35m
Multiple Airlines
Deal found 9/5₹ 116,542
Mon 2/1116:05
SEA
-
CCU
1 stop20h 20m
Qatar Airways
Sat 19/1203:25
CCU
-
SEA
1 stop21h 45m
Qatar Airways
Deal found 10/5₹ 116,733
Sat 10/1023:55
SEA
-
CCU
2 stops38h 35m
Etihad Airways
Sat 24/1004:10
CCU
-
SEA
2 stops29h 35m
Etihad Airways
Deal found 12/5₹ 117,020
Thu 8/1009:59
SEA
-
CCU
2 stops28h 01m
Qatar Airways
Sun 25/1003:25
CCU
-
SEA
2 stops27h 38m
Qatar Airways
Deal found 13/5₹ 117,402

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 13 May 2026.

Round-trip from

₹ 102,105

One-way from

₹ 46,846

Popular in

December

Cheapest in

September

Average price

₹ 105,643
Etihad Airways
  • Etihad Airways
  • 9/9-9/10
  • 4 total stops
  • 68h 10m total
  • Washington to Kolkata
Search Deals
Singapore Airlines
  • Singapore Airlines
  • 21/8
  • 1 total stop
  • 23h 30m total
  • Washington to Kolkata
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (₹ 1,290,258 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (₹ 528,708 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 13 May 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
Fastest return journey

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Tue 30/6

16:25-02:30

1 stop21h 35m

Kolkata Netaji S. Chandra

Sat 8/8

04:00-12:25

1 stop20h 55m

₹ 126,006

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sat 6/6

17:05-17:30

3 stops35h 55m

Kolkata Netaji S. Chandra

Fri 12/6

07:10-14:45

3 stops44h 05m

₹ 129,161

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Sun 27/9

11:45-02:30

2 stops26h 15m

Kolkata Netaji S. Chandra

Thu 1/10

04:00-22:50

2 stops31h 20m

₹ 129,257

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Sun 13/9

06:35-02:30

2 stops31h 25m

Kolkata Netaji S. Chandra

Thu 17/9

04:00-21:57

2 stops30h 27m

₹ 129,257

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 5/6

19:10-21:20

2 stops37h 40m

Kolkata Netaji S. Chandra

Sat 13/6

22:30-10:40

2 stops48h 40m

₹ 135,854

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 1/7

16:25-20:20

2 stops39h 25m

Kolkata Netaji S. Chandra

Tue 4/8

06:55-12:25

2 stops42h 00m

₹ 142,546

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 2/8

19:10-15:30

2 stops31h 50m

Kolkata Netaji S. Chandra

Sun 16/8

18:45-17:15

2 stops35h 00m

₹ 149,716

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 7/8

19:10-12:50

2 stops29h 10m

Kolkata Netaji S. Chandra

Tue 18/8

18:45-17:15

2 stops35h 00m

₹ 154,210

SpokaneKolkata

GEG - CCU

GEGCCU

Spokane

Wed 22/7

16:21-02:30

2 stops45h 39m

Kolkata Netaji S. Chandra

Fri 31/7

04:00-16:59

2 stops25h 29m

₹ 163,674

SpokaneKolkata

GEG - CCU

GEGCCU

Spokane

Thu 10/9

13:33-02:30

2 stops24h 27m

Kolkata Netaji S. Chandra

Mon 14/9

04:00-21:01

2 stops29h 31m

₹ 164,248

Flights are sorted by cheapest return flights first.

Deals found on 10/5

Showing 1-10 of 28 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

How far ahead should I book a flight from State of Washington to Kolkata?

The price you pay for your flight from State of Washington to Kolkata may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 ₹ 15,775). Flying from State of Washington to Kolkata in December is currently the most expensive (average of ₹ 87,860). 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.

How much does it cost for a return flight from State of Washington to Kolkata?

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 21h 35m. State of Washington and Kolkata are separated by a distance of 11626 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 ₹ 15,775). Flying from State of Washington to Kolkata in December is currently the most expensive (average of ₹ 87,860). 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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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?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Washington to Kolkata for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Washington to Kolkata with no change fees?

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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