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Cheap flights from Kolkata to Seattle from $516

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 12/16. 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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Find the cheapest flights from Kolkata to Seattle

Cheap round-trip flights

Singapore Airlines Logo
11:40 pm - 7:10 amCCU-SEA
21h 00m1 stop
Singapore Airlines Logo
10:15 am - 10:15 pmSEA-CCU
23h 30m1 stop
$965Singapore Airlines
Find Deal
lun., mar. 2 - jue., abr. 30
Logo
12:50 am - 6:10 pmCCU-SEA
30h 50m2 stops
Logo
1:10 am - 11:50 pmSEA-CCU
34h 10m2 stops
$978
Find Deal
dom., dic. 14 - sáb., mar. 14
Logo
8:30 pm - 11:27 amCCU-SEA
28h 27m2 stops
Logo
10:55 pm - 6:05 pmSEA-CCU
30h 40m2 stops
$996
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lun., mar. 2 - jue., abr. 30
Air France Logo
9:30 pm - 1:20 pmCCU-SEA
29h 20m2 stops
Air France Logo
1:30 pm - 8:25 amSEA-CCU
30h 25m2 stops
$1,007Air France
Find Deal
mar., nov. 25 - mar., abr. 21
Logo
6:30 pm - 11:25 amCCU-SEA
30h 25m2 stops
Logo
3:00 pm - 7:50 amSEA-CCU
28h 20m2 stops
$1,009
Find Deal
lun., dic. 15 - dom., mar. 15
KLM Logo
6:30 pm - 12:45 pmCCU-SEA
30h 45m2 stops
KLM Logo
3:00 pm - 7:10 amSEA-CCU
26h 40m2 stops
$1,010KLM
Find Deal
mié., oct. 29 - mié., nov. 5
Singapore Airlines Logo
11:40 pm - 7:10 amCCU-SEA
21h 00m1 stop
Singapore Airlines Logo
9:45 am - 10:25 pmSEA-CCU
24h 10m1 stop
$1,084Singapore Airlines
Find Deal
lun., dic. 15 - dom., mar. 15
Air France Logo
7:05 pm - 11:15 amCCU-SEA
28h 40m2 stops
Air France Logo
2:05 pm - 9:55 amSEA-CCU
30h 20m2 stops
$1,094Air France
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dom., oct. 19 - dom., nov. 2
Virgin Atlantic Logo
2:00 am - 7:50 pmCCU-SEA
30h 20m2 stops
Virgin Atlantic Logo
5:35 pm - 9:05 amSEA-CCU
27h 00m2 stops
$1,133Virgin Atlantic
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vie., sep. 26 - dom., oct. 19
Virgin Atlantic Logo
2:00 am - 8:55 pmCCU-SEA
31h 25m2 stops
Virgin Atlantic Logo
8:20 pm - 11:15 pmSEA-CCU
62h 25m2 stops
$1,193Virgin Atlantic
Find Deal
sáb., oct. 18 - sáb., nov. 1

Virgin Atlantic flights from Kolkata to Seattle

Our best Virgin Atlantic deals on Kolkata to Seattle flight tickets
Virgin Atlantic
Sep 26
CCU2:00 amKolkata Netaji S. Chandra
30h 20m
2 stops
SEA7:50 pmSeattle/Tacoma Intl
Oct 19
SEA5:35 pmSeattle/Tacoma Intl
27h 00m
2 stops
CCU9:05 amKolkata Netaji S. Chandra
$1,133
Find similar
Virgin Atlantic
Oct 18
CCU2:00 amKolkata Netaji S. Chandra
31h 25m
2 stops
SEA8:55 pmSeattle/Tacoma Intl
Nov 1
SEA8:20 pmSeattle/Tacoma Intl
62h 25m
2 stops
CCU11:15 pmKolkata Netaji S. Chandra
$1,193
Find similar
Virgin Atlantic
Sep 26
CCU2:00 amKolkata Netaji S. Chandra
50h 00m
2 stops
SEA3:30 pmSeattle/Tacoma Intl
Oct 19
SEA5:35 pmSeattle/Tacoma Intl
27h 00m
2 stops
CCU9:05 amKolkata Netaji S. Chandra
$9,197
Find similar

Qatar Airways flights from Kolkata to Seattle

Our best Qatar Airways deals on Kolkata to Seattle flight tickets
Qatar Airways
Sep 26
CCU3:50 amKolkata Netaji S. Chandra
21h 25m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Oct 19
SEA4:30 pmSeattle/Tacoma Intl
21h 20m
1 stop
CCU2:20 amKolkata Netaji S. Chandra
$1,330
Find similar
Qatar Airways
Sep 26
CCU3:50 amKolkata Netaji S. Chandra
27h 54m
2 stops
SEA7:14 pmSeattle/Tacoma Intl
Oct 19
SEA4:30 pmSeattle/Tacoma Intl
21h 20m
1 stop
CCU2:20 amKolkata Netaji S. Chandra
$1,356
Find similar
Qatar Airways
Sep 16
CCU3:50 amKolkata Netaji S. Chandra
21h 25m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Dec 2
SEA4:05 pmSeattle/Tacoma Intl
20h 20m
1 stop
CCU1:55 amKolkata Netaji S. Chandra
$1,392
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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 septiembre 15, 2025.
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

lun. 3/2

11:40 pm-7:10 am

1 stop21h 00m

Seattle/Tacoma Intl

jue. 4/30

10:15 am-10:15 pm

1 stop23h 30m

$965

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

dom. 12/14

12:50 am-6:10 pm

2 stops30h 50m

Seattle/Tacoma Intl

sáb. 3/14

1:10 am-11:50 pm

2 stops34h 10m

$978

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

lun. 3/2

8:30 pm-11:27 am

2 stops28h 27m

Seattle/Tacoma Intl

jue. 4/30

10:55 pm-6:05 pm

2 stops30h 40m

$996

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

mar. 11/25

9:30 pm-1:20 pm

2 stops29h 20m

Seattle/Tacoma Intl

mar. 4/21

1:30 pm-8:25 am

2 stops30h 25m

$1,007

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

lun. 12/15

6:30 pm-11:25 am

2 stops30h 25m

Seattle/Tacoma Intl

dom. 3/15

3:00 pm-7:50 am

2 stops28h 20m

$1,009

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

mié. 10/29

6:30 pm-12:45 pm

2 stops30h 45m

Seattle/Tacoma Intl

mié. 11/5

3:00 pm-7:10 am

2 stops26h 40m

$1,010

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

lun. 12/15

11:40 pm-7:10 am

1 stop21h 00m

Seattle/Tacoma Intl

dom. 3/15

9:45 am-10:25 pm

1 stop24h 10m

$1,084

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

dom. 10/19

7:05 pm-11:15 am

2 stops28h 40m

Seattle/Tacoma Intl

dom. 11/2

2:05 pm-9:55 am

2 stops30h 20m

$1,094

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

vie. 9/26

2:00 am-7:50 pm

2 stops30h 20m

Seattle/Tacoma Intl

dom. 10/19

5:35 pm-9:05 am

2 stops27h 00m

$1,133

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

sáb. 10/18

2:00 am-8:55 pm

2 stops31h 25m

Seattle/Tacoma Intl

sáb. 11/1

8:20 pm-11:15 pm

2 stops62h 25m

$1,193

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 cheapest month to fly to Seattle?

In general, December 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 $1,011. If you don’t want to visit Seattle in December, then you should wait until November to fly from Kolkata, when ticket prices are also cheap, with an average price of $1,257.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Kolkata is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,396. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Wednesday is the most expensive day to depart from Kolkata because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,574.

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 $1,334 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 8% 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 September 2025, prices for Kolkata to Seattle flights are approximately 12% 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

Direct flights

None
There are no direct flights from Kolkata to Seattle. There are no popular flight routes from Kolkata to Seattle.
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  • 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 $772Free CancellationRating
8.1
1,365 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $1,251Free CancellationRating
7.4
3,624 reviews
Search Qatar Airways flights
EmiratesPriceFrom $1,326Free CancellationRating
8.1
3,334 reviews
Search Emirates flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
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Kent
Marysville
Puyallup
Federal Way
Kirkland
Tukwila
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Fife
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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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