What is the cheapest airline that flies from Kolkata Netaji S. Chandra to Seattle/Tacoma Intl?

Thai Airways and Emirates are the most popular carriers operating from Kolkata Netaji S. Chandra to Seattle/Tacoma Intl

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 were last updated today.

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

The number of operators available for flights from Kolkata Netaji S. Chandra Airport to Seattle/Tacoma Intl Airport is 1 as of September 2026.

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 necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

₹ 54,868 Cheap Flights from Kolkata to Seattle in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kolkata to Seattle

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

02:00 - 07:05CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

42h 35m2 stops Mumbai Chhatrapati Shivaji Intl Singapore Changi

10:15 - 22:15SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

23h 30m1 stop Singapore Changi

₹ 105,769Multiple Airlines

Fri, 20 Nov - Sat, 17 Apr

23:40 - 07:05CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

20h 55m1 stop Singapore Changi

10:15 - 22:15SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

23h 30m1 stop Singapore Changi

₹ 106,808Singapore Airlines

Sat, 21 Nov - Sat, 17 Apr

00:50 - 18:10CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

30h 50m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

08:40 - 22:25SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

24h 15m1 stop Singapore Changi

₹ 113,230Multiple Airlines

Sun, 29 Nov - Tue, 5 Jan

00:50 - 18:10CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

30h 50m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

08:40 - 22:30SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

24h 20m1 stop Singapore Changi

₹ 113,230Multiple Airlines

Sun, 29 Nov - Wed, 6 Jan

21:30 - 13:50CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

29h 50m2 stops Mumbai Chhatrapati Shivaji Intl Paris Charles de Gaulle

14:25 - 08:55SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

29h 00m2 stops Amsterdam Schiphol Bengaluru Intl

₹ 113,608Multiple Airlines

Wed, 2 Dec - Mon, 4 Jan

21:30 - 13:50CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

29h 50m2 stops Mumbai Chhatrapati Shivaji Intl Paris Charles de Gaulle

14:25 - 07:35SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

27h 40m2 stops Amsterdam Schiphol Bengaluru Intl

₹ 113,608Multiple Airlines

Mon, 30 Nov - Mon, 4 Jan

21:30 - 13:50CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

29h 50m2 stops Mumbai Chhatrapati Shivaji Intl Paris Charles de Gaulle

14:25 - 08:55SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

29h 00m2 stops Amsterdam Schiphol Bengaluru Intl

₹ 113,608Multiple Airlines

Wed, 2 Dec - Sun, 3 Jan

21:30 - 13:50CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

29h 50m2 stops Mumbai Chhatrapati Shivaji Intl Paris Charles de Gaulle

14:25 - 10:20SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

30h 25m2 stops Amsterdam Schiphol Mumbai Chhatrapati Shivaji Intl

₹ 113,608Multiple Airlines

Mon, 30 Nov - Sun, 3 Jan

21:05 - 11:50CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

28h 15m2 stops Bengaluru Intl Amsterdam Schiphol

14:25 - 07:35SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

27h 40m2 stops Amsterdam Schiphol Bengaluru Intl

₹ 113,702KLM

Tue, 1 Dec - Sun, 3 Jan

21:05 - 11:50CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

28h 15m2 stops Bengaluru Intl Amsterdam Schiphol

14:25 - 07:35SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

27h 40m2 stops Amsterdam Schiphol Bengaluru Intl

₹ 113,702KLM

Tue, 1 Dec - Mon, 4 Jan

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customie your results

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Japan Airlines flights from Kolkata to Seattle

Our best Japan Airlines deals on Kolkata to Seattle flight tickets

Japan Airlines

24 Sept

CCU22:30Kolkata Netaji S. Chandra

24h 35m

2 stops

SEA10:35Seattle/Tacoma Intl

28 Sept

SEA13:15Seattle/Tacoma Intl

34h 45m

2 stops

CCU12:30Kolkata Netaji S. Chandra

₹ 127,207

Japan Airlines

24 Sept

CCU22:30Kolkata Netaji S. Chandra

24h 35m

2 stops

SEA10:35Seattle/Tacoma Intl

28 Sept

SEA13:15Seattle/Tacoma Intl

34h 45m

2 stops

CCU12:30Kolkata Netaji S. Chandra

₹ 134,100

Japan Airlines

24 Sept

CCU22:30Kolkata Netaji S. Chandra

24h 35m

2 stops

SEA10:35Seattle/Tacoma Intl

28 Sept

SEA13:15Seattle/Tacoma Intl

34h 45m

2 stops

CCU12:30Kolkata Netaji S. Chandra

₹ 134,195

Emirates flights from Kolkata to Seattle

Our best Emirates deals on Kolkata to Seattle flight tickets

Emirates

10 Nov

CCU09:15Kolkata Netaji S. Chandra

40h 50m

1 stop

SEA12:35Seattle/Tacoma Intl

18 Nov

SEA16:05Seattle/Tacoma Intl

26h 05m

1 stop

CCU07:40Kolkata Netaji S. Chandra

₹ 134,761

Emirates

30 Nov

CCU09:15Kolkata Netaji S. Chandra

40h 50m

1 stop

SEA12:35Seattle/Tacoma Intl

31 Dec

SEA16:05Seattle/Tacoma Intl

26h 05m

1 stop

CCU07:40Kolkata Netaji S. Chandra

₹ 135,328

Emirates

10 Nov

CCU09:15Kolkata Netaji S. Chandra

40h 50m

1 stop

SEA12:35Seattle/Tacoma Intl

18 Nov

SEA16:05Seattle/Tacoma Intl

26h 05m

1 stop

CCU07:40Kolkata Netaji S. Chandra

₹ 136,084

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Fri 20/11

02:00-07:05

2 stops42h 35m

Seattle/Tacoma Intl

Sat 17/4

10:15-22:15

1 stop23h 30m

₹ 105,769

Fastest return journey

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Sat 21/11

23:40-07:05

1 stop20h 55m

Seattle/Tacoma Intl

Sat 17/4

10:15-22:15

1 stop23h 30m

₹ 106,808

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Sun 29/11

00:50-18:10

2 stops30h 50m

Seattle/Tacoma Intl

Tue 5/1

08:40-22:25

1 stop24h 15m

₹ 113,230

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Sun 29/11

00:50-18:10

2 stops30h 50m

Seattle/Tacoma Intl

Wed 6/1

08:40-22:30

1 stop24h 20m

₹ 113,230

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Wed 2/12

21:30-13:50

2 stops29h 50m

Seattle/Tacoma Intl

Mon 4/1

14:25-08:55

2 stops29h 00m

₹ 113,608

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Mon 30/11

21:30-13:50

2 stops29h 50m

Seattle/Tacoma Intl

Mon 4/1

14:25-07:35

2 stops27h 40m

₹ 113,608

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Wed 2/12

21:30-13:50

2 stops29h 50m

Seattle/Tacoma Intl

Sun 3/1

14:25-08:55

2 stops29h 00m

₹ 113,608

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Mon 30/11

21:30-13:50

2 stops29h 50m

Seattle/Tacoma Intl

Sun 3/1

14:25-10:20

2 stops30h 25m

₹ 113,608

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Tue 1/12

21:05-11:50

2 stops28h 15m

Seattle/Tacoma Intl

Sun 3/1

14:25-07:35

2 stops27h 40m

₹ 113,702

KolkataSeattle

CCU Kolkata Netaji S. Chandra - SEA Seattle/Tacoma Intl

CCUSEA

Kolkata Netaji S. Chandra

Tue 1/12

21:05-11:50

2 stops28h 15m

Seattle/Tacoma Intl

Mon 4/1

14:25-07:35

2 stops27h 40m

₹ 113,702

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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

Prices are currently low for flights on this route.

Typical prices usually range from ₹ 120,785 to ₹ 133,439.
The lowest price recently found on this route was ₹ 97,837.

What is the cheapest month to fly to Seattle?

If you aren’t able to travel during the month of January, then book flights to Seattle from Kolkata during April instead. Flights to Seattle in April, while not as cheap as those in January, still average around ₹ 98,026.

Can stopping save me money on Kolkata to Seattle flights?

You could potentially save up to 2% 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 return 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

Best price found	₹ 54,868
Fastest flight time	20h 55m
Direct flights	None

The best one-way flight to Seattle from Kolkata in the past 72 hours is ₹ 54,868. The best return flight deal from Kolkata to Seattle found on momondo in the last 72 hours is ₹ 105,769.

The fastest flight from Kolkata to Seattle takes 20h 55m

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?
A flight from Kolkata Netaji S. Chandra to Seattle/Tacoma Intl will travel around 11621.6 km. A reasonable flight in good conditions will take 20h 55m.
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 were last updated today.
How many operators does momondo search for flights from Kolkata Netaji S. Chandra Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Kolkata Netaji S. Chandra Airport to Seattle/Tacoma Intl Airport is 1 as of September 2026.
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 necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Kolkata to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Kolkata to Seattle is KLM (100% of total bookings).

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
KLM	PriceFrom ₹ 95,478	Free Cancellation	Rating 7.8 1,569 reviews		Search KLM flights

Port Orchard

Lynnwood

Tacoma

Renton

SeaTac

Leavenworth

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Kolkata.

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

All flight searches from Kolkata to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Kolkata to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Kolkata to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

An easier way to manage your Seattle trip

We make it super easy to schedule, organise 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

Mon 5/10

Mon 12/10

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Other United States destinations

Other flights from Kolkata

Complete your trip

Feeling lucky

Airports servicing Washington

Spokane Airport

Cheap flights from Kolkata to Seattle from ₹ 54,868

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 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Kolkata to Seattle

Cheap return flights

Cheap one-way flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Japan Airlines flights from Kolkata to Seattle

Our best Japan Airlines deals on Kolkata to Seattle flight tickets

Emirates flights from Kolkata to Seattle

Our best Emirates deals on Kolkata to Seattle flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Kolkata to Seattle that are best for you.

See travel insights to Seattle from

How to get the cheapest flight ticket from Kolkata to Seattle

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

What is the cheapest month to fly to Seattle?

Can stopping save me money on Kolkata to Seattle flights?

How have Kolkata to Seattle flight prices changed over time?

What is the cheapest airline that flies from Kolkata Netaji S. Chandra to Seattle/Tacoma Intl?

When to book flights from Kolkata to Seattle

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

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Travelling to a place near Seattle?

Why use momondo?

An easier way to manage your Seattle trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington

Fly your favourite airline to Seattle

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Kolkata

According to popular flight searches on momondo this year

Complete your trip to Seattle

Explore popular destinations other users love

According to popular flight searches on momondo this year