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Cheap flights from Washington to Kolkata from ₹ 41,166

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
27 Jul — 3 Aug1
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 27 June 2026.

Sat 12/923:55
SEA
-
CCU
2 stops32h 05m
Etihad Airways
Mon 28/921:30
CCU
-
SEA
2 stops35h 42m
Etihad Airways
Deal found 25/6₹ 96,117
Sat 12/907:18
SEA
-
CCU
2 stops26h 47m
Multiple Airlines
Mon 28/923:30
CCU
-
SEA
1 stop21h 45m
Multiple Airlines
Deal found 25/6₹ 100,365
Mon 14/923:55
SEA
-
CCU
2 stops32h 05m
Etihad Airways
Sat 26/903:50
CCU
-
SEA
2 stops53h 22m
Etihad Airways
Deal found 23/6₹ 104,520
Wed 18/1108:45
SEA
-
CCU
1 stop24h 10m
Singapore Airlines
Fri 25/1223:40
CCU
-
SEA
1 stop21h 00m
Singapore Airlines
Deal found 22/6₹ 105,369
Fri 4/905:50
SEA
-
CCU
2 stops32h 35m
Multiple Airlines
Fri 18/903:50
CCU
-
SEA
2 stops32h 51m
Multiple Airlines
Deal found 25/6₹ 105,464
Sat 12/923:55
SEA
-
CCU
2 stops32h 05m
Etihad Airways
Sat 26/903:50
CCU
-
SEA
2 stops53h 22m
Etihad Airways
Deal found 23/6₹ 110,090
Sat 8/819:15
SEA
-
CCU
2 stops28h 05m
Multiple Airlines
Thu 13/800:30
CCU
-
SEA
2 stops46h 40m
Multiple Airlines
Deal found 24/6₹ 116,322
Sat 15/819:15
SEA
-
CCU
2 stops30h 40m
Multiple Airlines
Thu 20/800:30
CCU
-
SEA
2 stops46h 40m
Multiple Airlines
Deal found 24/6₹ 116,511
Sat 15/819:15
SEA
-
CCU
2 stops26h 05m
Multiple Airlines
Sat 5/900:30
CCU
-
SEA
2 stops46h 40m
Multiple Airlines
Deal found 25/6₹ 121,043
Wed 21/1019:15
SEA
-
CCU
2 stops29h 05m
Multiple Airlines
Thu 3/1222:00
CCU
-
SEA
2 stops32h 40m
Multiple Airlines
Deal found 26/6₹ 121,609
Mon 20/712:35
SEA
-
CCU
2 stops35h 25m
Multiple Airlines
Sat 25/717:40
CCU
-
SEA
2 stops53h 30m
Multiple Airlines
Deal found 26/6₹ 121,798
Tue 27/1015:25
SEA
-
CCU
2 stops29h 00m
KLM
Thu 3/1220:15
CCU
-
SEA
2 stops29h 05m
KLM
Deal found 26/6₹ 122,081

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 27 June 2026.

Round-trip from

₹ 96,117

One-way from

₹ 41,166

Popular in

December

Cheapest in

September

Average price

₹ 101,215
Etihad Airways
  • Etihad Airways
  • 12/9-28/9
  • 4 total stops
  • 67h 47m total
  • Washington to Kolkata
Search Deals
Singapore Airlines
  • Singapore Airlines
  • 15/9
  • 1 total stop
  • 23h 50m total
  • Washington to Kolkata
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (₹ 1,484,922 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (₹ 599,523 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 27 June 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

Wed 18/11

08:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Fri 25/12

23:40-07:10

1 stop21h 00m

₹ 105,369

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Thu 24/9

06:30-02:30

2 stops31h 30m

Kolkata Netaji S. Chandra

Mon 28/9

04:00-23:28

2 stops31h 58m

₹ 122,270

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 18/11

19:05-12:25

2 stops27h 50m

Kolkata Netaji S. Chandra

Thu 24/12

00:30-17:10

2 stops30h 10m

₹ 126,424

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Tue 11/8

06:35-02:30

2 stops31h 25m

Kolkata Netaji S. Chandra

Tue 18/8

04:00-23:59

2 stops32h 29m

₹ 140,209

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 8/7

19:15-10:45

2 stops27h 00m

Kolkata Netaji S. Chandra

Thu 30/7

22:30-10:40

2 stops48h 40m

₹ 148,896

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Wed 29/7

05:07-02:30

2 stops32h 53m

Kolkata Netaji S. Chandra

Wed 12/8

04:00-23:09

2 stops31h 39m

₹ 149,840

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 20/11

14:30-22:25

2 stops42h 25m

Kolkata Netaji S. Chandra

Fri 25/12

23:40-07:10

1 stop21h 00m

₹ 150,973

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 23/8

16:25-02:30

1 stop21h 35m

Kolkata Netaji S. Chandra

Fri 28/8

09:50-13:25

1 stop40h 05m

₹ 157,676

SpokaneKolkata

GEG - CCU

GEGCCU

Spokane

Thu 24/9

07:03-02:30

2 stops30h 57m

Kolkata Netaji S. Chandra

Mon 28/9

04:00-21:01

2 stops29h 31m

₹ 176,465

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 8/7

19:15-12:30

2 stops28h 45m

Kolkata Netaji S. Chandra

Tue 28/7

21:00-17:20

2 stops32h 50m

₹ 183,358

Flights are sorted by cheapest return flights first.

Deals found on 26/6

Showing 1-10 of 26 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 ₹ 15,579). Flying from State of Washington to Kolkata in December is currently the most expensive (average of ₹ 86,769). 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?

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 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 24h 10m. 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, Spokane - Kolkata Netaji S. Chandra or Portland - 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 ₹ 15,579). Flying from State of Washington to Kolkata in December is currently the most expensive (average of ₹ 86,769). 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?

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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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