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Cheap flights from Washington to Kolkata from ₹ 46,546

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CCU
16 Dec — 23 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 16 November 2025.

Sat 15/1100:10SEA - CCU
2 stops35h 00mMultiple Airlines
Mon 1/1221:00CCU - SEA
3 stops35h 46mMultiple Airlines
Deal found 14/11₹ 108,873
Tue 18/1115:10SEA - CCU
3 stops34h 35mMultiple Airlines
Wed 24/1200:30CCU - SEA
3 stops35h 46mMultiple Airlines
Deal found 15/11₹ 109,493
Thu 4/1215:40SEA - CCU
2 stops43h 30mMultiple Airlines
Mon 15/1201:55CCU - SEA
2 stops24h 55mMultiple Airlines
Deal found 15/11₹ 110,380
Thu 27/1121:30SEA - CCU
2 stops37h 40mMultiple Airlines
Wed 24/1201:55CCU - SEA
2 stops30h 15mMultiple Airlines
Deal found 16/11₹ 111,799
Tue 18/1100:10SEA - CCU
3 stops34h 55mMultiple Airlines
Mon 8/1223:00CCU - SEA
3 stops33h 46mMultiple Airlines
Deal found 16/11₹ 114,547
Thu 4/1221:35SEA - CCU
2 stops32h 50mMultiple Airlines
Sun 14/1223:00CCU - SEA
3 stops36h 13mMultiple Airlines
Deal found 15/11₹ 116,852
Tue 18/1115:00SEA - CCU
2 stops28h 25mKLM
Thu 25/1221:30CCU - SEA
2 stops29h 25mKLM
Deal found 15/11₹ 118,093
Fri 26/1205:10PDX - CCU
2 stops27h 45mMultiple Airlines
Sun 1/323:40CCU - PDX
2 stops27h 24mMultiple Airlines
Deal found 14/11₹ 127,668
Fri 26/1206:20PDX - CCU
2 stops30h 05mQatar Airways
Sat 28/203:25CCU - PDX
2 stops30h 39mQatar Airways
Deal found 16/11₹ 162,600
Fri 28/1119:27GEG - CCU
2 stops40h 58mMultiple Airlines
Mon 8/1223:00CCU - GEG
3 stops50h 15mMultiple Airlines
Deal found 15/11₹ 174,657
Fri 28/1110:29GEG - CCU
3 stops35h 11mBritish Airways
Mon 8/1218:30CCU - GEG
3 stops39h 05mBritish Airways
Deal found 15/11₹ 180,332
Fri 28/1119:27GEG - CCU
2 stops40h 58mQatar Airways
Sun 7/1203:25CCU - GEG
2 stops45h 50mQatar Airways
Deal found 15/11₹ 180,420

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 16 November 2025.

Round-trip from

₹ 62,150

One-way from

₹ 46,546

Popular in

December

Cheapest in

September

Average price

₹ 99,475
Singapore Airlines
  • Singapore Airlines
  • 3/3-8/4
  • 2 total stops
  • 45h 55m total
  • Washington to Kolkata
Search Deals
4/12
  • 4/12
  • 2 total stops
  • 48h 20m total
  • Washington to Kolkata
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (₹ 1,391,196 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (₹ 512,925 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 16 November 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

Tue 6/1

13:40-07:10

2 stops28h 00m

Kolkata Netaji S. Chandra

Tue 3/2

18:30-11:40

2 stops30h 40m

₹ 88,747

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Tue 6/1

13:40-07:10

2 stops28h 00m

Kolkata Netaji S. Chandra

Wed 28/1

20:15-11:25

2 stops28h 40m

₹ 90,786

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 17/4

14:05-08:25

2 stops29h 50m

Kolkata Netaji S. Chandra

Mon 11/5

19:00-11:15

2 stops28h 45m

₹ 92,471

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 30/4

17:35-08:25

2 stops50h 20m

Kolkata Netaji S. Chandra

Mon 4/5

19:00-17:25

2 stops34h 55m

₹ 97,613

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 30/4

10:15-22:15

1 stop23h 30m

Kolkata Netaji S. Chandra

Mon 4/5

23:30-08:45

1 stop21h 45m

₹ 100,450

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 4/2

14:15-07:45

2 stops28h 00m

Kolkata Netaji S. Chandra

Sun 15/2

18:30-13:20

2 stops32h 20m

₹ 101,337

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 8/1

13:40-07:10

2 stops28h 00m

Kolkata Netaji S. Chandra

Tue 3/2

18:30-11:40

2 stops30h 40m

₹ 101,425

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 30/4

15:35-13:45

2 stops33h 40m

Kolkata Netaji S. Chandra

Sun 3/5

02:00-19:45

2 stops30h 15m

₹ 101,603

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 4/2

15:05-09:55

2 stops29h 20m

Kolkata Netaji S. Chandra

Sun 15/2

21:30-11:25

2 stops51h 25m

₹ 102,489

SpokaneKolkata

GEG - CCU

GEGCCU

Spokane

Sat 25/4

06:00-22:15

2 stops27h 45m

Kolkata Netaji S. Chandra

Wed 6/5

23:30-16:53

2 stops29h 53m

₹ 114,636

Flights are sorted by cheapest return flights first.

Deals found on 14/11

Showing 1-10 of 40 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 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 ₹ 51,954). Flying from State of Washington to Kolkata in June is currently the most expensive (average of ₹ 96,727). 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 23h 30m. 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 ₹ 51,954). Flying from State of Washington to Kolkata in June is currently the most expensive (average of ₹ 96,727). 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

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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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