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

KLM, Singapore Airlines, 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.

₹ 54,338 Cheap Flights from Kolkata to Seattle in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kolkata to Seattle

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One-way

Cheap return flights

Enter your travel dates to find the best prices.

03:40 - 12:25CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

21h 15m1 stop Doha Hamad Intl

11:56 - 02:10SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

25h 44m2 stops Chicago O'Hare Intl Doha Hamad Intl

₹ 91,551Qatar Airways

Sun, 11 Oct - Mon, 19 Oct

03:50 - 00:36CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

33h 16m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

23:59 - 02:55SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

38h 26m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl

₹ 98,056Multiple Airlines

Fri, 9 Oct - Sat, 17 Oct

03:40 - 08:37CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

41h 27m2 stops Doha Hamad Intl Chicago O'Hare Intl

16:25 - 02:10SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

21h 15m1 stop Doha Hamad Intl

₹ 99,778Multiple Airlines

Tue, 13 Oct - Wed, 21 Oct

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

39h 35m2 stops Mumbai Chhatrapati Shivaji Intl Singapore Changi

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

24h 20m1 stop Singapore Changi

₹ 102,074Multiple Airlines

Thu, 26 Nov - Wed, 24 Feb

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

39h 35m2 stops Mumbai Chhatrapati Shivaji Intl Singapore Changi

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

24h 15m1 stop Singapore Changi

₹ 102,074Multiple Airlines

Thu, 26 Nov - Fri, 26 Feb

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

39h 35m2 stops Mumbai Chhatrapati Shivaji Intl Singapore Changi

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

24h 20m1 stop Singapore Changi

₹ 102,074Multiple Airlines

Thu, 26 Nov - Sun, 21 Feb

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

39h 35m2 stops Mumbai Chhatrapati Shivaji Intl Singapore Changi

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

24h 15m1 stop Singapore Changi

₹ 102,074Multiple Airlines

Thu, 26 Nov - Tue, 23 Feb

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

39h 35m2 stops Mumbai Chhatrapati Shivaji Intl Singapore Changi

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

24h 20m1 stop Singapore Changi

₹ 102,361Multiple Airlines

Thu, 26 Nov - Wed, 24 Feb

21:40 - 11:52CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

26h 42m2 stops Mumbai Chhatrapati Shivaji Intl Amsterdam Schiphol

13:45 - 08:15SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

30h 00m2 stops Amsterdam Schiphol Mumbai Chhatrapati Shivaji Intl

₹ 115,276KLM

Wed, 14 Oct - Wed, 21 Oct

21:40 - 11:52CCU Kolkata Netaji S. Chandra-SEA Seattle/Tacoma Intl

26h 42m2 stops Mumbai Chhatrapati Shivaji Intl Amsterdam Schiphol

13:45 - 08:15SEA Seattle/Tacoma Intl-CCU Kolkata Netaji S. Chandra

30h 00m2 stops Amsterdam Schiphol Mumbai Chhatrapati Shivaji Intl

₹ 118,242KLM

Mon, 12 Oct - Mon, 19 Oct

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Qatar Airways flights from Kolkata to Seattle

Our best Qatar Airways deals on Kolkata to Seattle flight tickets

Qatar Airways

11 Oct

CCU03:40Kolkata Netaji S. Chandra

21h 15m

1 stop

SEA12:25Seattle/Tacoma Intl

19 Oct

SEA11:56Seattle/Tacoma Intl

25h 44m

2 stops

CCU02:10Kolkata Netaji S. Chandra

₹ 91,551

Qatar Airways

9 Nov

CCU03:25Kolkata Netaji S. Chandra

29h 50m

2 stops

SEA19:45Seattle/Tacoma Intl

17 Nov

SEA15:50Seattle/Tacoma Intl

20h 35m

1 stop

CCU01:55Kolkata Netaji S. Chandra

₹ 103,796

Qatar Airways

9 Nov

CCU03:25Kolkata Netaji S. Chandra

21h 45m

1 stop

SEA11:40Seattle/Tacoma Intl

18 Nov

SEA11:23Seattle/Tacoma Intl

25h 02m

2 stops

CCU01:55Kolkata Netaji S. Chandra

₹ 106,571

KLM flights from Kolkata to Seattle

Our best KLM deals on Kolkata to Seattle flight tickets

KLM

14 Oct

CCU21:40Kolkata Netaji S. Chandra

26h 42m

2 stops

SEA11:52Seattle/Tacoma Intl

21 Oct

SEA13:45Seattle/Tacoma Intl

30h 00m

2 stops

CCU08:15Kolkata Netaji S. Chandra

₹ 115,276

KLM

12 Oct

CCU21:40Kolkata Netaji S. Chandra

26h 42m

2 stops

SEA11:52Seattle/Tacoma Intl

19 Oct

SEA13:45Seattle/Tacoma Intl

30h 00m

2 stops

CCU08:15Kolkata Netaji S. Chandra

₹ 118,242

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Sun 11/10

03:40-12:25

1 stop21h 15m

Seattle/Tacoma Intl

Mon 19/10

11:56-02:10

2 stops25h 44m

₹ 91,551

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Fri 9/10

03:50-00:36

2 stops33h 16m

Seattle/Tacoma Intl

Sat 17/10

23:59-02:55

2 stops38h 26m

₹ 98,056

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Tue 13/10

03:40-08:37

2 stops41h 27m

Seattle/Tacoma Intl

Wed 21/10

16:25-02:10

1 stop21h 15m

₹ 99,778

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Thu 26/11

05:00-07:05

2 stops39h 35m

Seattle/Tacoma Intl

Wed 24/2

08:40-22:30

1 stop24h 20m

₹ 102,074

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Thu 26/11

05:00-07:05

2 stops39h 35m

Seattle/Tacoma Intl

Fri 26/2

08:40-22:25

1 stop24h 15m

₹ 102,074

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Thu 26/11

05:00-07:05

2 stops39h 35m

Seattle/Tacoma Intl

Sun 21/2

08:40-22:30

1 stop24h 20m

₹ 102,074

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Thu 26/11

05:00-07:05

2 stops39h 35m

Seattle/Tacoma Intl

Tue 23/2

08:40-22:25

1 stop24h 15m

₹ 102,074

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Thu 26/11

05:00-07:05

2 stops39h 35m

Seattle/Tacoma Intl

Wed 24/2

08:40-22:30

1 stop24h 20m

₹ 102,361

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Wed 14/10

21:40-11:52

2 stops26h 42m

Seattle/Tacoma Intl

Wed 21/10

13:45-08:15

2 stops30h 00m

₹ 115,276

KolkataSeattle

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

CCUSEA

Kolkata Netaji S. Chandra

Mon 12/10

21:40-11:52

2 stops26h 42m

Seattle/Tacoma Intl

Mon 19/10

13:45-08:15

2 stops30h 00m

₹ 118,242

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 ₹ 125,417 to ₹ 135,174.
The lowest price recently found on this route was ₹ 91,551.

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 ₹ 99,300.

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	₹ 54,338
Fastest flight time	29h 00m
Direct flights	None

The best one-way flight to Seattle from Kolkata in the past 72 hours is ₹ 54,338. The best return flight deal from Kolkata to Seattle found on momondo in the last 72 hours is ₹ 91,551.

The fastest flight from Kolkata to Seattle takes 29h 00m

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 29h 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 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 ₹ 96,719	Free Cancellation	Rating 7.8 1,578 reviews		Search KLM flights

Port Orchard

Lynnwood

Tacoma

Renton

SeaTac

Leavenworth

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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.

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Cheap flights from Kolkata to Seattle from ₹ 54,338

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 29/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Qatar Airways flights from Kolkata to Seattle

Our best Qatar Airways deals on Kolkata to Seattle flight tickets

KLM flights from Kolkata to Seattle

Our best KLM deals on Kolkata to Seattle flight tickets

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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

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Fly your favourite airline to Seattle

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

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