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Cheap flights from Washington to Kolkata from ₹ 41,555

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Kolkata departing on 23/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
08:45 - 22:25
SEA
-
CCU
24h 10m
1 stop
Singapore Airlines Logo
23:40 - 07:10
CCU
-
SEA
45h 00m
1 stop
₹ 103,227Singapore Airlines
Sun, 1 Nov - Tue, 8 Dec
Multiple Airlines Logo
08:45 - 22:25
SEA
-
CCU
24h 10m
1 stop
Multiple Airlines Logo
23:40 - 13:38
CCU
-
SEA
27h 28m
2 stops
₹ 104,832Multiple Airlines
Sun, 1 Nov - Tue, 8 Dec
Multiple Airlines Logo
16:25 - 01:45
SEA
-
CCU
44h 50m
2 stops
Multiple Airlines Logo
19:30 - 11:40
CCU
-
SEA
53h 40m
2 stops
₹ 109,649Multiple Airlines
Wed, 30 Sep - Sun, 31 Jan
Multiple Airlines Logo
16:20 - 22:25
SEA
-
CCU
40h 35m
2 stops
Multiple Airlines Logo
23:40 - 16:56
CCU
-
SEA
30h 46m
2 stops
₹ 111,538Multiple Airlines
Sun, 1 Nov - Tue, 8 Dec
Multiple Airlines Logo
16:25 - 20:15
SEA
-
CCU
39h 20m
2 stops
Multiple Airlines Logo
14:20 - 11:40
CCU
-
SEA
58h 50m
3 stops
₹ 112,010Multiple Airlines
Wed, 30 Sep - Sun, 31 Jan
Qatar Airways Logo
16:25 - 02:30
SEA
-
CCU
21h 35m
1 stop
Qatar Airways Logo
04:00 - 12:25
CCU
-
SEA
20h 55m
1 stop
₹ 112,199Qatar Airways
Wed, 12 Aug - Tue, 1 Sep
Qatar Airways Logo
16:05 - 01:55
SEA
-
CCU
20h 20m
1 stop
Qatar Airways Logo
03:25 - 11:40
CCU
-
SEA
21h 45m
1 stop
₹ 113,332Qatar Airways
Mon, 2 Nov - Tue, 8 Dec
Multiple Airlines Logo
16:25 - 01:45
SEA
-
CCU
44h 50m
2 stops
Multiple Airlines Logo
18:05 - 12:25
CCU
-
SEA
30h 50m
3 stops
₹ 114,182Multiple Airlines
Thu, 18 Jun - Wed, 1 Jul
Qatar Airways Logo
16:25 - 02:30
SEA
-
CCU
21h 35m
1 stop
Qatar Airways Logo
04:00 - 18:33
CCU
-
SEA
27h 03m
2 stops
₹ 115,693Qatar Airways
Thu, 1 Oct - Thu, 15 Oct
Qatar Airways Logo
16:25 - 02:30
SEA
-
CCU
21h 35m
1 stop
Qatar Airways Logo
04:00 - 12:25
CCU
-
SEA
20h 55m
1 stop
₹ 115,882Qatar Airways
Sat, 15 Aug - Tue, 1 Sep

Singapore Airlines flights from State of Washington to Kolkata

Our best Singapore Airlines deals on State of Washington to Kolkata flight tickets
Singapore Airlines
1 Nov
SEA08:45Seattle/Tacoma Intl
24h 10m
1 stop
CCU22:25Kolkata Netaji S. Chandra
8 Dec
CCU23:40Kolkata Netaji S. Chandra
45h 00m
1 stop
SEA07:10Seattle/Tacoma Intl
₹ 103,227
Singapore Airlines
29 Oct
SEA09:45Seattle/Tacoma Intl
24h 10m
1 stop
CCU22:25Kolkata Netaji S. Chandra
7 Dec
CCU23:40Kolkata Netaji S. Chandra
21h 00m
1 stop
SEA07:10Seattle/Tacoma Intl
₹ 120,793
Singapore Airlines
29 Oct
SEA09:45Seattle/Tacoma Intl
24h 10m
1 stop
CCU22:25Kolkata Netaji S. Chandra
11 Dec
CCU23:40Kolkata Netaji S. Chandra
21h 00m
1 stop
SEA07:10Seattle/Tacoma Intl
₹ 125,516

Qatar Airways flights from State of Washington to Kolkata

Our best Qatar Airways deals on State of Washington to Kolkata flight tickets
Qatar Airways
12 Aug
SEA16:25Seattle/Tacoma Intl
21h 35m
1 stop
CCU02:30Kolkata Netaji S. Chandra
1 Sept
CCU04:00Kolkata Netaji S. Chandra
20h 55m
1 stop
SEA12:25Seattle/Tacoma Intl
₹ 112,199
Qatar Airways
2 Nov
SEA16:05Seattle/Tacoma Intl
20h 20m
1 stop
CCU01:55Kolkata Netaji S. Chandra
7 Dec
CCU03:25Kolkata Netaji S. Chandra
21h 45m
1 stop
SEA11:40Seattle/Tacoma Intl
₹ 113,332
Qatar Airways
1 Oct
SEA16:25Seattle/Tacoma Intl
21h 35m
1 stop
CCU02:30Kolkata Netaji S. Chandra
15 Oct
CCU04:00Kolkata Netaji S. Chandra
27h 03m
2 stops
SEA18:33Seattle/Tacoma Intl
₹ 115,693

momondo Fare Finder

 
Customise your flight search to find flights from State of 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, momondo users made 59,053 searches. Data last updated 9 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

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 1/11

08:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Tue 8/12

23:40-07:10

1 stop45h 00m

₹ 103,227

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 1/11

08:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Tue 8/12

23:40-13:38

2 stops27h 28m

₹ 104,832

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 30/9

16:25-01:45

2 stops44h 50m

Kolkata Netaji S. Chandra

Sun 31/1

19:30-11:40

2 stops53h 40m

₹ 109,649

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 1/11

16:20-22:25

2 stops40h 35m

Kolkata Netaji S. Chandra

Tue 8/12

23:40-16:56

2 stops30h 46m

₹ 111,538

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 30/9

16:25-20:15

2 stops39h 20m

Kolkata Netaji S. Chandra

Sun 31/1

14:20-11:40

3 stops58h 50m

₹ 112,010

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 12/8

16:25-02:30

1 stop21h 35m

Kolkata Netaji S. Chandra

Tue 1/9

04:00-12:25

1 stop20h 55m

₹ 112,199
Fastest return journey

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Mon 2/11

16:05-01:55

1 stop20h 20m

Kolkata Netaji S. Chandra

Tue 8/12

03:25-11:40

1 stop21h 45m

₹ 113,332

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 18/6

16:25-01:45

2 stops44h 50m

Kolkata Netaji S. Chandra

Wed 1/7

18:05-12:25

3 stops30h 50m

₹ 114,182

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 1/10

16:25-02:30

1 stop21h 35m

Kolkata Netaji S. Chandra

Thu 15/10

04:00-18:33

2 stops27h 03m

₹ 115,693

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sat 15/8

16:25-02:30

1 stop21h 35m

Kolkata Netaji S. Chandra

Tue 1/9

04:00-12:25

1 stop20h 55m

₹ 115,882

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kolkata from

How to get the cheapest flight ticket from State of Washington to Kolkata

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Kolkata?

If you are unable to visit Kolkata during the month of September, then departing from State of Washington during the month February is also very affordable. Most momondo users find prices during this month for around ₹ 38,155.

How far in advance should I book a flight from Washington to Kolkata?

You are more likely to see cheaper flights to Kolkata from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around ₹ 103,683 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from State of Washington for as low as ₹ 76,972 on momondo.

Can stopping save me money on State of Washington to Kolkata flights?

You could potentially save up to 24% on your flight if you consider stops on a State of Washington to Kolkata flight.

Cheap State of Washington to Kolkata flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Kolkata

Fastest flight time

21h 35m

Direct flights

None
The fastest flight from State of Washington to Kolkata takes 21h 35m
There are no direct flights from State of Washington to Kolkata. There are no popular flight routes from State of Washington to Kolkata.
Search flight deals

Frequently asked questions about flying from Washington to Kolkata

  • When did momondo last update prices for flights from Washington to Kolkata Netaji S. Chandra Airport?

    Prices for flights from Washington to Kolkata Netaji S. Chandra Airport are updated daily.

  • How old do you have to be to fly from Washington to Kolkata Netaji S. Chandra Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The travel and health documents required for your trip to Kolkata Netaji S. Chandra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kolkata Netaji S. Chandra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Kolkata?

It is quick and easy to find Washington to Kolkata flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kolkata that suits you.

Can I find flights from Washington to Kolkata with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Kolkata from Washington with this policy.

How can momondo help me find flights from Washington to Kolkata?

momondo provides multiple filters to help you find the best flight to Kolkata from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington to Kolkata right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Kolkata, momondo offers a useful price alert feature which will track prices for flights to Kolkata from Washington and alert you when they change.

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