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Cheap flights from Washington to Kolkata from ₹ 42,461

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 16/11. 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
09:45 - 22:25SEA-CCU
24h 10m1 stop
Singapore Airlines Logo
23:30 - 08:45CCU-SEA
21h 45m1 stop
₹ 66,395Singapore Airlines
Find Deal
Fri, 13 Mar - Fri, 10 Apr
Singapore Airlines Logo
09:45 - 22:25SEA-CCU
24h 10m1 stop
Singapore Airlines Logo
23:30 - 08:45CCU-SEA
21h 45m1 stop
₹ 80,047Singapore Airlines
Find Deal
Thu, 26 Mar - Sat, 25 Apr
Multiple Airlines Logo
08:45 - 22:25SEA-CCU
24h 10m1 stop
Multiple Airlines Logo
23:40 - 16:55CCU-SEA
29h 45m2 stops
₹ 84,213Multiple Airlines
Find Deal
Sun, 15 Feb - Sun, 8 Mar
KLM Logo
15:05 - 07:10SEA-CCU
26h 35m2 stops
KLM Logo
20:15 - 13:20CCU-SEA
30h 35m2 stops
₹ 86,872KLM
Find Deal
Wed, 4 Feb - Sun, 15 Feb
Multiple Airlines Logo
15:35 - 22:15SEA-CCU
42h 10m2 stops
Multiple Airlines Logo
23:30 - 08:45CCU-SEA
21h 45m1 stop
₹ 87,759Multiple Airlines
Find Deal
Wed, 1 Apr - Thu, 30 Apr
Turkish Airlines Logo
20:00 - 12:40SEA-CCU
28h 10m2 stops
Turkish Airlines Logo
19:05 - 17:15CCU-SEA
34h 40m2 stops
₹ 88,734Turkish Airlines
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Thu, 26 Mar - Sat, 25 Apr
KLM Logo
16:00 - 07:10SEA-CCU
26h 40m2 stops
KLM Logo
19:00 - 11:15CCU-SEA
28h 45m2 stops
₹ 92,457KLM
Find Deal
Fri, 13 Mar - Thu, 9 Apr
Qatar Airways Logo
07:05 - 01:55PDX-CCU
29h 20m2 stops
Qatar Airways Logo
03:25 - 20:15CCU-PDX
30h 20m2 stops
₹ 103,892Qatar Airways
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Wed, 28 Jan - Sun, 22 Feb
Qatar Airways Logo
07:05 - 01:55PDX-CCU
29h 20m2 stops
Qatar Airways Logo
03:25 - 19:56CCU-PDX
54h 01m2 stops
₹ 105,222Qatar Airways
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Thu, 29 Jan - Mon, 23 Feb
Turkish Airlines Logo
19:10 - 12:55SEA-CCU
29h 15m2 stops
Turkish Airlines Logo
19:05 - 17:15CCU-SEA
34h 40m2 stops
₹ 106,906Turkish Airlines
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Tue, 31 Mar - Thu, 30 Apr

Singapore Airlines flights from State of Washington to Kolkata

Our best Singapore Airlines deals on State of Washington to Kolkata flight tickets
Singapore Airlines
13 Mar
SEA09:45Seattle/Tacoma Intl
24h 10m
1 stop
CCU22:25Kolkata Netaji S. Chandra
10 Apr
CCU23:30Kolkata Netaji S. Chandra
21h 45m
1 stop
SEA08:45Seattle/Tacoma Intl
₹ 66,395
Find similar
Singapore Airlines
26 Mar
SEA09:45Seattle/Tacoma Intl
24h 10m
1 stop
CCU22:25Kolkata Netaji S. Chandra
25 Apr
CCU23:30Kolkata Netaji S. Chandra
21h 45m
1 stop
SEA08:45Seattle/Tacoma Intl
₹ 80,047
Find similar
Singapore Airlines
13 Mar
SEA09:45Seattle/Tacoma Intl
24h 10m
1 stop
CCU22:25Kolkata Netaji S. Chandra
11 Apr
CCU23:30Kolkata Netaji S. Chandra
21h 45m
1 stop
SEA08:45Seattle/Tacoma Intl
₹ 82,706
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KLM flights from State of Washington to Kolkata

Our best KLM deals on State of Washington to Kolkata flight tickets
KLM
4 Feb
SEA15:05Seattle/Tacoma Intl
26h 35m
2 stops
CCU07:10Kolkata Netaji S. Chandra
15 Feb
CCU20:15Kolkata Netaji S. Chandra
30h 35m
2 stops
SEA13:20Seattle/Tacoma Intl
₹ 86,872
Find similar
KLM
13 Mar
SEA16:00Seattle/Tacoma Intl
26h 40m
2 stops
CCU07:10Kolkata Netaji S. Chandra
9 Apr
CCU19:00Kolkata Netaji S. Chandra
28h 45m
2 stops
SEA11:15Seattle/Tacoma Intl
₹ 92,457
Find similar
KLM
30 Jan
PDX13:25Portland
31h 00m
2 stops
CCU09:55Kolkata Netaji S. Chandra
24 Feb
CCU18:30Kolkata Netaji S. Chandra
30h 25m
2 stops
PDX11:25Portland
₹ 95,028
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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 6 November 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

Fri 13/3

09:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Fri 10/4

23:30-08:45

1 stop21h 45m

₹ 66,395

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 26/3

09:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Sat 25/4

23:30-08:45

1 stop21h 45m

₹ 80,047

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Sun 15/2

08:45-22:25

1 stop24h 10m

Kolkata Netaji S. Chandra

Sun 8/3

23:40-16:55

2 stops29h 45m

₹ 84,213

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 4/2

15:05-07:10

2 stops26h 35m

Kolkata Netaji S. Chandra

Sun 15/2

20:15-13:20

2 stops30h 35m

₹ 86,872

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Wed 1/4

15:35-22:15

2 stops42h 10m

Kolkata Netaji S. Chandra

Thu 30/4

23:30-08:45

1 stop21h 45m

₹ 87,759

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Thu 26/3

20:00-12:40

2 stops28h 10m

Kolkata Netaji S. Chandra

Sat 25/4

19:05-17:15

2 stops34h 40m

₹ 88,734

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Fri 13/3

16:00-07:10

2 stops26h 40m

Kolkata Netaji S. Chandra

Thu 9/4

19:00-11:15

2 stops28h 45m

₹ 92,457

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Wed 28/1

07:05-01:55

2 stops29h 20m

Kolkata Netaji S. Chandra

Sun 22/2

03:25-20:15

2 stops30h 20m

₹ 103,892

PortlandKolkata

PDX - CCU

PDXCCU

Portland

Thu 29/1

07:05-01:55

2 stops29h 20m

Kolkata Netaji S. Chandra

Mon 23/2

03:25-19:56

2 stops54h 01m

₹ 105,222

SeattleKolkata

SEA - CCU

SEACCU

Seattle/Tacoma Intl

Tue 31/3

19:10-12:55

2 stops29h 15m

Kolkata Netaji S. Chandra

Thu 30/4

19:05-17:15

2 stops34h 40m

₹ 106,906

Flights are sorted by cheapest return flights 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 ₹ 84,124.

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 ₹ 99,243. 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 ₹ 201,508 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 ₹ 105,311 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 ₹ 74,994 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

Direct flights

None
There are no direct flights from State of Washington to Kolkata. There are no popular flight routes from State of Washington to Kolkata.
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  • 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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