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Cheap flights from Kolkata to Seattle from $562

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kolkata to Seattle departing on 2/24. 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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0 bags

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Find the cheapest flights from Kolkata to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
11:40 pm - 8:45 am
CCU
-
SEA
21h 35m
1 stop
Singapore Airlines Logo
10:15 am - 10:15 pm
SEA
-
CCU
23h 30m
1 stop
$970Singapore Airlines
Wed, Apr 29 - Tue, Jul 28
Singapore Airlines Logo
11:40 pm - 8:45 am
CCU
-
SEA
21h 35m
1 stop
Singapore Airlines Logo
10:15 am - 10:15 pm
SEA
-
CCU
23h 30m
1 stop
$971Singapore Airlines
Wed, Apr 29 - Tue, Jul 28
Multiple Airlines Logo
11:40 pm - 8:45 am
CCU
-
SEA
21h 35m
1 stop
Multiple Airlines Logo
9:25 pm - 10:35 pm
SEA
-
CCU
36h 40m
2 stops
$984Multiple Airlines
Wed, Apr 29 - Tue, Jul 28
KLM Logo
7:00 pm - 11:15 am
CCU
-
SEA
28h 45m
2 stops
KLM Logo
1:50 pm - 7:40 am
SEA
-
CCU
29h 20m
2 stops
$1,021KLM
Mon, May 25 - Wed, Sep 2
Singapore Airlines Logo
11:30 pm - 8:45 am
CCU
-
SEA
21h 45m
1 stop
Singapore Airlines Logo
10:15 am - 10:35 pm
SEA
-
CCU
47h 50m
1 stop
$1,059Singapore Airlines
Mon, May 25 - Tue, Jul 7
Multiple Airlines Logo
11:40 pm - 5:16 pm
CCU
-
SEA
30h 06m
2 stops
Multiple Airlines Logo
9:25 pm - 10:35 pm
SEA
-
CCU
36h 40m
2 stops
$1,067Multiple Airlines
Wed, Apr 29 - Tue, Jul 28
Air France Logo
9:30 pm - 2:05 pm
CCU
-
SEA
29h 05m
2 stops
Air France Logo
1:30 pm - 8:25 am
SEA
-
CCU
30h 25m
2 stops
$1,076Air France
Tue, Mar 17 - Thu, Jul 9
Multiple Airlines Logo
8:15 pm - 12:35 pm
CCU
-
SEA
28h 50m
2 stops
Multiple Airlines Logo
1:30 pm - 5:30 am
SEA
-
CCU
27h 30m
2 stops
$1,078Multiple Airlines
Thu, Mar 12 - Tue, Jun 30
Singapore Airlines Logo
11:40 pm - 8:10 am
CCU
-
SEA
45h 00m
1 stop
Singapore Airlines Logo
10:15 am - 10:35 pm
SEA
-
CCU
23h 50m
1 stop
$1,100Singapore Airlines
Tue, Mar 17 - Thu, Jul 9
Multiple Airlines Logo
2:00 am - 6:50 pm
CCU
-
SEA
29h 20m
2 stops
Multiple Airlines Logo
1:30 am - 12:45 am
SEA
-
CCU
34h 45m
2 stops
$1,113Multiple Airlines
Fri, May 1 - Tue, Sep 1

Qatar Airways flights from Kolkata to Seattle

Our best Qatar Airways deals on Kolkata to Seattle flight tickets
Qatar Airways
May 25
CCU4:00 amKolkata Netaji S. Chandra
21h 15m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Sep 2
SEA4:25 pmSeattle/Tacoma Intl
21h 35m
1 stop
CCU2:30 amKolkata Netaji S. Chandra
$1,224
Qatar Airways
May 2
CCU4:00 amKolkata Netaji S. Chandra
21h 15m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Sep 2
SEA4:25 pmSeattle/Tacoma Intl
21h 35m
1 stop
CCU2:30 amKolkata Netaji S. Chandra
$1,247
Qatar Airways
Mar 13
CCU3:25 amKolkata Netaji S. Chandra
21h 45m
1 stop
SEA12:40 pmSeattle/Tacoma Intl
Mar 21
SEA5:05 pmSeattle/Tacoma Intl
20h 20m
1 stop
CCU1:55 amKolkata Netaji S. Chandra
$1,277

Emirates flights from Kolkata to Seattle

Our best Emirates deals on Kolkata to Seattle flight tickets
Emirates
May 26
CCU9:50 amKolkata Netaji S. Chandra
40h 05m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
Jul 8
SEA5:15 pmSeattle/Tacoma Intl
26h 25m
1 stop
CCU8:10 amKolkata Netaji S. Chandra
$1,360
Emirates
Feb 17
CCU9:15 amKolkata Netaji S. Chandra
40h 50m
1 stop
SEA12:35 pmSeattle/Tacoma Intl
Feb 21
SEA4:05 pmSeattle/Tacoma Intl
26h 05m
1 stop
CCU7:40 amKolkata Netaji S. Chandra
$1,575
Emirates
Feb 17
CCU9:15 amKolkata Netaji S. Chandra
40h 50m
1 stop
SEA12:35 pmSeattle/Tacoma Intl
Feb 21
SEA4:05 pmSeattle/Tacoma Intl
26h 05m
1 stop
CCU7:40 amKolkata Netaji S. Chandra
$1,578

momondo Fare Finder

 
Customize your flight search to find flights from Kolkata to Seattle 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 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Kolkata to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 4/29

11:40 pm-8:45 am

1 stop21h 35m

Seattle/Tacoma Intl

Tue 7/28

10:15 am-10:15 pm

1 stop23h 30m

$970

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 4/29

11:40 pm-8:45 am

1 stop21h 35m

Seattle/Tacoma Intl

Tue 7/28

10:15 am-10:15 pm

1 stop23h 30m

$971

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 4/29

11:40 pm-8:45 am

1 stop21h 35m

Seattle/Tacoma Intl

Tue 7/28

9:25 pm-10:35 pm

2 stops36h 40m

$984

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 5/25

7:00 pm-11:15 am

2 stops28h 45m

Seattle/Tacoma Intl

Wed 9/2

1:50 pm-7:40 am

2 stops29h 20m

$1,021

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 5/25

11:30 pm-8:45 am

1 stop21h 45m

Seattle/Tacoma Intl

Tue 7/7

10:15 am-10:35 pm

1 stop47h 50m

$1,059

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 4/29

11:40 pm-5:16 pm

2 stops30h 06m

Seattle/Tacoma Intl

Tue 7/28

9:25 pm-10:35 pm

2 stops36h 40m

$1,067

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 3/17

9:30 pm-2:05 pm

2 stops29h 05m

Seattle/Tacoma Intl

Thu 7/9

1:30 pm-8:25 am

2 stops30h 25m

$1,076

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Thu 3/12

8:15 pm-12:35 pm

2 stops28h 50m

Seattle/Tacoma Intl

Tue 6/30

1:30 pm-5:30 am

2 stops27h 30m

$1,078

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 3/17

11:40 pm-8:10 am

1 stop45h 00m

Seattle/Tacoma Intl

Thu 7/9

10:15 am-10:35 pm

1 stop23h 50m

$1,100

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 5/1

2:00 am-6:50 pm

2 stops29h 20m

Seattle/Tacoma Intl

Tue 9/1

1:30 am-12:45 am

2 stops34h 45m

$1,113

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Kolkata to Seattle

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 typical price of a round-trip flight between Kolkata and Seattle?

What is the cheapest month to fly to Seattle?

In general, April is the cheapest month to fly from Kolkata to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,159. If you don’t want to visit Seattle in April, then you should wait until November to fly from Kolkata, when ticket prices are also cheap, with an average price of $1,197.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Kolkata when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Kolkata for as low as $927 on momondo.

Can stopping save me money on Kolkata to Seattle flights?

You could potentially save up to 11% on your flight if you consider stops on a Kolkata to Seattle flight.

How have Kolkata to Seattle flight prices changed over time?

As of January 2026, prices for Kolkata to Seattle flights are approximately 39% more expensive when compared to flights at the same time last year.

When to book flights from Kolkata to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Kolkata to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kolkata to Seattle (CCU to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kolkata to Seattle

Fastest flight time

21h 00m

Direct flights

None
The fastest flight from Kolkata to Seattle takes 21h 00m
There are no direct flights from Kolkata to Seattle. There are no popular flight routes from Kolkata to Seattle.
Search flight deals

  • How far is Kolkata Netaji S. Chandra to Seattle/Tacoma Intl by plane?

    The distance between Kolkata Netaji S. Chandra and Seattle/Tacoma Intl is about 7221.3 mi. By plane, this route typically takes 21h 00m.

  • When did momondo last update prices for flights from Kolkata Netaji S. Chandra Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Kolkata Netaji S. Chandra Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Kolkata Netaji S. Chandra Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Kolkata Netaji S. Chandra Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kolkata Netaji S. Chandra Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Kolkata to Seattle?

Best airlines flying from Kolkata to Seattle

Compare and see reviews for airlines that fly from Kolkata to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $816Free CancellationRating
8.2
1,440 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $1,232Free CancellationRating
7.4
3,727 reviews
Search Qatar Airways flights
EmiratesPriceFrom $1,326Free CancellationRating
8.1
3,490 reviews
Search Emirates flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Redmond
Cle Elum
Tukwila
Lakewood
Federal Way
Centralia
Westport
Kirkland
Fife
Tumwater

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Kolkata to Seattle for you.

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

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

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

momondo helps you find the best flight between Kolkata and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Seattle from Kolkata. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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