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Cheap flights from Washington to Kolkata from ₹ 41,937

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 22/1. 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 10m1 stop
Singapore Airlines Logo
23:40 - 07:10
CCU
-
SEA
21h 00m1 stop
₹ 71,418Singapore Airlines
Tue, 27 Jan - Wed, 4 Feb
Multiple Airlines Logo
08:45 - 22:25
SEA
-
CCU
24h 10m1 stop
Multiple Airlines Logo
23:40 - 19:05
CCU
-
SEA
32h 55m2 stops
₹ 78,407Multiple Airlines
Tue, 27 Jan - Wed, 4 Feb
Singapore Airlines Logo
10:15 - 22:15
SEA
-
CCU
23h 30m1 stop
Singapore Airlines Logo
23:30 - 08:45
CCU
-
SEA
21h 45m1 stop
₹ 79,572Singapore Airlines
Fri, 24 Apr - Sat, 9 May
Multiple Airlines Logo
21:24 - 22:15
SEA
-
CCU
36h 21m2 stops
Multiple Airlines Logo
23:30 - 08:45
CCU
-
SEA
21h 45m1 stop
₹ 81,095Multiple Airlines
Fri, 24 Apr - Sat, 9 May
Multiple Airlines Logo
08:45 - 22:25
SEA
-
CCU
24h 10m1 stop
Multiple Airlines Logo
23:40 - 17:52
CCU
-
SEA
31h 42m3 stops
₹ 83,156Multiple Airlines
Tue, 27 Jan - Wed, 4 Feb
Singapore Airlines Logo
09:45 - 22:25
SEA
-
CCU
48h 10m1 stop
Singapore Airlines Logo
23:30 - 08:45
CCU
-
SEA
21h 45m1 stop
₹ 83,604Singapore Airlines
Fri, 20 Mar - Thu, 16 Apr
Multiple Airlines Logo
08:45 - 22:25
SEA
-
CCU
24h 10m1 stop
Multiple Airlines Logo
23:40 - 20:47
CCU
-
SEA
34h 37m2 stops
₹ 84,859Multiple Airlines
Sun, 15 Feb - Sun, 22 Feb
Qatar Airways Logo
07:10 - 01:55
PDX
-
CCU
29h 15m2 stops
Qatar Airways Logo
03:25 - 15:48
CCU
-
PDX
25h 53m2 stops
₹ 103,766Qatar Airways
Tue, 10 Feb - Fri, 6 Mar
KLM Logo
13:25 - 07:45
PDX
-
CCU
28h 50m2 stops
KLM Logo
20:15 - 11:25
CCU
-
PDX
28h 40m2 stops
₹ 111,472KLM
Fri, 20 Feb - Sun, 1 Mar
Qatar Airways Logo
12:09 - 02:20
PDX
-
CCU
25h 41m2 stops
Qatar Airways Logo
03:50 - 22:45
CCU
-
PDX
31h 25m2 stops
₹ 117,566Qatar Airways
Thu, 30 Apr - Sun, 3 May

Singapore Airlines flights from State of Washington to Kolkata

Our best Singapore Airlines deals on State of Washington to Kolkata flight tickets
Singapore Airlines
27 Jan
SEA08:45Seattle/Tacoma Intl
24h 10m
1 stop
CCU22:25Kolkata Netaji S. Chandra
4 Feb
CCU23:40Kolkata Netaji S. Chandra
21h 00m
1 stop
SEA07:10Seattle/Tacoma Intl
₹ 71,418
Find similar
Singapore Airlines
24 Apr
SEA10:15Seattle/Tacoma Intl
23h 30m
1 stop
CCU22:15Kolkata Netaji S. Chandra
9 May
CCU23:30Kolkata Netaji S. Chandra
21h 45m
1 stop
SEA08:45Seattle/Tacoma Intl
₹ 74,912
Find similar
Singapore Airlines
24 Apr
SEA10:15Seattle/Tacoma Intl
23h 30m
1 stop
CCU22:15Kolkata Netaji S. Chandra
9 May
CCU23:30Kolkata Netaji S. Chandra
21h 45m
1 stop
SEA08:45Seattle/Tacoma Intl
₹ 79,572
Find similar

Qatar Airways flights from State of Washington to Kolkata

Our best Qatar Airways deals on State of Washington to Kolkata flight tickets
Qatar Airways
20 Mar
SEA08:05Seattle/Tacoma Intl
29h 20m
2 stops
CCU01:55Kolkata Netaji S. Chandra
15 Apr
CCU03:50Kolkata Netaji S. Chandra
21h 25m
1 stop
SEA12:45Seattle/Tacoma Intl
₹ 94,447
Find similar
Qatar Airways
18 Jan
SEA20:50Seattle/Tacoma Intl
39h 35m
2 stops
CCU01:55Kolkata Netaji S. Chandra
24 Jan
CCU03:25Kolkata Netaji S. Chandra
21h 45m
1 stop
SEA11:40Seattle/Tacoma Intl
₹ 95,433
Find similar
Qatar Airways
18 Jan
SEA20:50Seattle/Tacoma Intl
39h 35m
2 stops
CCU01:55Kolkata Netaji S. Chandra
24 Jan
CCU03:25Kolkata Netaji S. Chandra
32h 03m
2 stops
SEA21:58Seattle/Tacoma Intl
₹ 96,866
Find similar

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 23 December 2025.
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

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Tue 27/1

08:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Wed 4/2

23:40-07:10

1 stop21h 00m

₹ 71,418

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Tue 27/1

08:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Wed 4/2

23:40-19:05

2 stops32h 55m

₹ 78,407

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 24/4

10:15-22:15

1 stop23h 30m

Kolkata Netaji S. Chandra

Sat 9/5

23:30-08:45

1 stop21h 45m

₹ 79,572

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 24/4

21:24-22:15

2 stops36h 21m

Kolkata Netaji S. Chandra

Sat 9/5

23:30-08:45

1 stop21h 45m

₹ 81,095

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Tue 27/1

08:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Wed 4/2

23:40-17:52

3 stops31h 42m

₹ 83,156

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 20/3

09:45-22:25

1 stop48h 10m

Kolkata Netaji S. Chandra

Thu 16/4

23:30-08:45

1 stop21h 45m

₹ 83,604

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 15/2

08:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Sun 22/2

23:40-20:47

2 stops34h 37m

₹ 84,859

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Tue 10/2

07:10-01:55

2 stops29h 15m

Kolkata Netaji S. Chandra

Fri 6/3

03:25-15:48

2 stops25h 53m

₹ 103,766

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Fri 20/2

13:25-07:45

2 stops28h 50m

Kolkata Netaji S. Chandra

Sun 1/3

20:15-11:25

2 stops28h 40m

₹ 111,472

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Thu 30/4

12:09-02:20

2 stops25h 41m

Kolkata Netaji S. Chandra

Sun 3/5

03:50-22:45

2 stops31h 25m

₹ 117,566

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 April is also very affordable. Most momondo users find prices during this month for around ₹ 86,741.

What is the cheapest time of day to depart on your flight to Kolkata?

According to our data, the cheapest time of day to fly to Kolkata is in the morning. momondo users have found flights departing from State of Washington to Kolkata in the morning for as low as ₹ 100,321. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Kolkata, so prices are often more expensive at around ₹ 203,696 per ticket.

How far in advance should I book a flight 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 ₹ 100,130 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 ₹ 75,988 on momondo.

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

23h 30m

Direct flights

None
The fastest flight from State of Washington to Kolkata takes 23h 30m
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

  • 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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