Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Kolkata to Seattle from $658

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 8/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Kolkata to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:30 pm - 11:33 am
CCU
-
SEA
25h 33m
2 stops
Multiple Airlines Logo
2:15 pm - 9:05 am
SEA
-
CCU
29h 20m
2 stops
$1,193Multiple Airlines
Mon, Jul 20 - Wed, Jan 6
KLM Logo
7:00 pm - 11:37 am
CCU
-
SEA
29h 07m
2 stops
KLM Logo
1:50 pm - 10:35 am
SEA
-
CCU
32h 15m
2 stops
$1,240KLM
Tue, Aug 11 - Tue, Aug 18
Multiple Airlines Logo
2:00 am - 7:50 pm
CCU
-
SEA
30h 20m
2 stops
Multiple Airlines Logo
1:30 am - 12:45 am
SEA
-
CCU
34h 45m
2 stops
$1,270Multiple Airlines
Fri, Jul 17 - Tue, Sep 29
Multiple Airlines Logo
2:00 am - 7:50 pm
CCU
-
SEA
30h 20m
2 stops
Multiple Airlines Logo
1:30 am - 12:45 am
SEA
-
CCU
34h 45m
2 stops
$1,271Multiple Airlines
Fri, Jul 17 - Tue, Sep 29
Multiple Airlines Logo
2:00 am - 7:50 pm
CCU
-
SEA
30h 20m
2 stops
Multiple Airlines Logo
11:30 pm - 12:40 am
SEA
-
CCU
35h 40m
2 stops
$1,273Multiple Airlines
Mon, Jul 20 - Thu, Jan 7
Multiple Airlines Logo
7:15 pm - 11:15 am
CCU
-
SEA
28h 30m
2 stops
Multiple Airlines Logo
2:15 pm - 4:40 am
SEA
-
CCU
24h 55m
2 stops
$1,291Multiple Airlines
Mon, Jul 13 - Mon, Jan 4
Multiple Airlines Logo
10:30 pm - 11:33 am
CCU
-
SEA
25h 33m
2 stops
Multiple Airlines Logo
2:15 pm - 7:25 am
SEA
-
CCU
27h 40m
2 stops
$1,292Multiple Airlines
Thu, Jul 16 - Mon, Jan 4
Multiple Airlines Logo
2:00 am - 7:50 pm
CCU
-
SEA
54h 20m
2 stops
Multiple Airlines Logo
2:10 am - 12:45 am
SEA
-
CCU
34h 05m
2 stops
$1,303Multiple Airlines
Sun, Jul 19 - Tue, Aug 11
Multiple Airlines Logo
4:15 pm - 11:15 am
CCU
-
SEA
31h 30m
2 stops
Multiple Airlines Logo
2:15 pm - 4:40 am
SEA
-
CCU
24h 55m
2 stops
$1,348Multiple Airlines
Sat, Jul 18 - Sun, Jan 3
Multiple Airlines Logo
6:45 pm - 11:15 am
CCU
-
SEA
29h 00m
2 stops
Multiple Airlines Logo
2:15 pm - 7:45 am
SEA
-
CCU
28h 00m
2 stops
$1,350Multiple Airlines
Tue, Jul 21 - Fri, Jan 8

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

KLM flights from Kolkata to Seattle

Our best KLM deals on Kolkata to Seattle flight tickets
KLM
Aug 11
CCU7:00 pmKolkata Netaji S. Chandra
29h 07m
2 stops
SEA11:37 amSeattle/Tacoma Intl
Aug 18
SEA1:50 pmSeattle/Tacoma Intl
32h 15m
2 stops
CCU10:35 amKolkata Netaji S. Chandra
$1,240
KLM
Jul 18
CCU9:40 pmKolkata Netaji S. Chandra
31h 10m
2 stops
SEA4:20 pmSeattle/Tacoma Intl
Sep 30
SEA1:50 pmSeattle/Tacoma Intl
29h 15m
2 stops
CCU7:35 amKolkata Netaji S. Chandra
$1,491
KLM
Jul 13
CCU7:15 pmKolkata Netaji S. Chandra
28h 30m
2 stops
SEA11:15 amSeattle/Tacoma Intl
Jan 2
SEA1:40 pmSeattle/Tacoma Intl
28h 00m
2 stops
CCU7:10 amKolkata Netaji S. Chandra
$1,513

Emirates flights from Kolkata to Seattle

Our best Emirates deals on Kolkata to Seattle flight tickets
Emirates
Aug 5
CCU9:50 amKolkata Netaji S. Chandra
40h 05m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
Nov 15
SEA4:05 pmSeattle/Tacoma Intl
26h 05m
1 stop
CCU7:40 amKolkata Netaji S. Chandra
$1,436
Emirates
Aug 6
CCU9:50 amKolkata Netaji S. Chandra
40h 05m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
Nov 15
SEA4:05 pmSeattle/Tacoma Intl
26h 05m
1 stop
CCU7:40 amKolkata Netaji S. Chandra
$1,438
Emirates
Jul 22
CCU8:55 pmKolkata Netaji S. Chandra
29h 00m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
Oct 29
SEA5:05 pmSeattle/Tacoma Intl
37h 15m
1 stop
CCU6:50 pmKolkata Netaji S. Chandra
$1,445

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 July 1, 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

Cheapest round-trip

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 7/20

10:30 pm-11:33 am

2 stops25h 33m

Seattle/Tacoma Intl

Wed 1/6

2:15 pm-9:05 am

2 stops29h 20m

$1,193

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 8/11

7:00 pm-11:37 am

2 stops29h 07m

Seattle/Tacoma Intl

Tue 8/18

1:50 pm-10:35 am

2 stops32h 15m

$1,240

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 7/17

2:00 am-7:50 pm

2 stops30h 20m

Seattle/Tacoma Intl

Tue 9/29

1:30 am-12:45 am

2 stops34h 45m

$1,270

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 7/17

2:00 am-7:50 pm

2 stops30h 20m

Seattle/Tacoma Intl

Tue 9/29

1:30 am-12:45 am

2 stops34h 45m

$1,271

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 7/20

2:00 am-7:50 pm

2 stops30h 20m

Seattle/Tacoma Intl

Thu 1/7

11:30 pm-12:40 am

2 stops35h 40m

$1,273

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 7/13

7:15 pm-11:15 am

2 stops28h 30m

Seattle/Tacoma Intl

Mon 1/4

2:15 pm-4:40 am

2 stops24h 55m

$1,291
Quickest round-trip

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Thu 7/16

10:30 pm-11:33 am

2 stops25h 33m

Seattle/Tacoma Intl

Mon 1/4

2:15 pm-7:25 am

2 stops27h 40m

$1,292

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 7/19

2:00 am-7:50 pm

2 stops54h 20m

Seattle/Tacoma Intl

Tue 8/11

2:10 am-12:45 am

2 stops34h 05m

$1,303

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 7/18

4:15 pm-11:15 am

2 stops31h 30m

Seattle/Tacoma Intl

Sun 1/3

2:15 pm-4:40 am

2 stops24h 55m

$1,348

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 7/21

6:45 pm-11:15 am

2 stops29h 00m

Seattle/Tacoma Intl

Fri 1/8

2:15 pm-7:45 am

2 stops28h 00m

$1,350

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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, January 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 $1,037. If you don’t want to visit Seattle in January, then you should wait until April to fly from Kolkata, when ticket prices are also cheap, with an average price of $1,038.

Can stopping save me money on Kolkata to Seattle flights?

You could potentially save up to 23% on your flight if you consider stops on a Kolkata to Seattle flight.

How have Kolkata to Seattle flight prices changed over time?

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

24h 25m

Direct flights

None
The fastest flight from Kolkata to Seattle takes 24h 25m
There are no direct flights from Kolkata to Seattle. There are no popular flight routes from Kolkata to Seattle.
Search flight deals

Frequently asked questions about flying from Kolkata to Seattle

  • 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 24h 25m.

  • 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 $973Free CancellationRating
8.2
1,557 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $1,232Free CancellationRating
7.3
3,738 reviews
Search Qatar Airways 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
Redmond
Kent
Lakewood
Puyallup
Tukwila
Cle Elum
Federal Way
Fife
Marysville
Centralia
Kirkland
Shoreline
Westport

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.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 7/31
Fri 8/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States