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Cheap flights from Kolkata to Seattle from ₹ 61,188

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.
1 adult

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Find the cheapest flights from Kolkata to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
21:30 - 20:42
CCU
-
SEA
35h 42m
2 stops
Etihad Airways Logo
23:55 - 03:00
SEA
-
CCU
38h 35m
2 stops
₹ 97,824Etihad Airways
Mon, 14 Sep - Tue, 15 Sep
Etihad Airways Logo
21:30 - 20:42
CCU
-
SEA
35h 42m
2 stops
Etihad Airways Logo
23:55 - 20:30
SEA
-
CCU
32h 05m
2 stops
₹ 98,304Etihad Airways
Mon, 14 Sep - Wed, 16 Sep
Etihad Airways Logo
04:10 - 20:42
CCU
-
SEA
53h 02m
2 stops
Etihad Airways Logo
23:55 - 20:30
SEA
-
CCU
32h 05m
2 stops
₹ 107,511Etihad Airways
Tue, 15 Sep - Fri, 18 Sep
Etihad Airways Logo
21:30 - 20:42
CCU
-
SEA
35h 42m
2 stops
Etihad Airways Logo
23:55 - 20:30
SEA
-
CCU
32h 05m
2 stops
₹ 107,607Etihad Airways
Mon, 14 Sep - Fri, 18 Sep
Qatar Airways Logo
04:00 - 23:59
CCU
-
SEA
32h 29m
2 stops
Qatar Airways Logo
16:25 - 02:30
SEA
-
CCU
21h 35m
1 stop
₹ 109,333Qatar Airways
Fri, 12 Jun - Fri, 19 Jun
Qatar Airways Logo
04:00 - 10:00
CCU
-
SEA
42h 30m
2 stops
Qatar Airways Logo
16:25 - 02:30
SEA
-
CCU
21h 35m
1 stop
₹ 110,676Qatar Airways
Sun, 7 Jun - Mon, 22 Jun
Qatar Airways Logo
04:00 - 19:42
CCU
-
SEA
28h 12m
2 stops
Qatar Airways Logo
16:25 - 02:30
SEA
-
CCU
21h 35m
1 stop
₹ 111,635Qatar Airways
Tue, 15 Sep - Sun, 20 Sep
Qatar Airways Logo
04:00 - 22:58
CCU
-
SEA
31h 28m
2 stops
Qatar Airways Logo
16:25 - 02:30
SEA
-
CCU
21h 35m
1 stop
₹ 111,731Qatar Airways
Wed, 10 Jun - Wed, 24 Jun
Qatar Airways Logo
04:00 - 08:57
CCU
-
SEA
41h 27m
2 stops
Qatar Airways Logo
16:25 - 02:30
SEA
-
CCU
21h 35m
1 stop
₹ 115,279Qatar Airways
Sun, 7 Jun - Sun, 21 Jun
Etihad Airways Logo
04:10 - 20:42
CCU
-
SEA
53h 02m
2 stops
Etihad Airways Logo
23:55 - 20:30
SEA
-
CCU
32h 05m
2 stops
₹ 117,006Etihad Airways
Tue, 15 Sep - Sat, 19 Sep

Qatar Airways flights from Kolkata to Seattle

Our best Qatar Airways deals on Kolkata to Seattle flight tickets
Qatar Airways
12 Jun
CCU04:00Kolkata Netaji S. Chandra
32h 29m
2 stops
SEA23:59Seattle/Tacoma Intl
19 Jun
SEA16:25Seattle/Tacoma Intl
21h 35m
1 stop
CCU02:30Kolkata Netaji S. Chandra
₹ 109,333
Qatar Airways
7 Jun
CCU04:00Kolkata Netaji S. Chandra
42h 30m
2 stops
SEA10:00Seattle/Tacoma Intl
22 Jun
SEA16:25Seattle/Tacoma Intl
21h 35m
1 stop
CCU02:30Kolkata Netaji S. Chandra
₹ 110,676
Qatar Airways
15 Sept
CCU04:00Kolkata Netaji S. Chandra
28h 12m
2 stops
SEA19:42Seattle/Tacoma Intl
20 Sept
SEA16:25Seattle/Tacoma Intl
21h 35m
1 stop
CCU02:30Kolkata Netaji S. Chandra
₹ 111,635

British Airways flights from Kolkata to Seattle

Our best British Airways deals on Kolkata to Seattle flight tickets
British Airways
31 May
CCU19:15Kolkata Netaji S. Chandra
52h 50m
2 stops
SEA11:35Seattle/Tacoma Intl
22 Jun
SEA20:20Seattle/Tacoma Intl
44h 10m
2 stops
CCU05:00Kolkata Netaji S. Chandra
₹ 150,477
British Airways
31 May
CCU19:15Kolkata Netaji S. Chandra
52h 50m
2 stops
SEA11:35Seattle/Tacoma Intl
21 Jun
SEA20:20Seattle/Tacoma Intl
44h 10m
2 stops
CCU05:00Kolkata Netaji S. Chandra
₹ 158,245
British Airways
23 May
CCU05:20Kolkata Netaji S. Chandra
42h 45m
2 stops
SEA11:35Seattle/Tacoma Intl
13 Oct
SEA20:20Seattle/Tacoma Intl
44h 10m
2 stops
CCU05:00Kolkata Netaji S. Chandra
₹ 283,403

momondo Fare Finder

 
Customise 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 59,053 searches. Data last updated 17 May 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 return flight

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 14/9

21:30-20:42

2 stops35h 42m

Seattle/Tacoma Intl

Tue 15/9

23:55-03:00

2 stops38h 35m

₹ 97,824

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 14/9

21:30-20:42

2 stops35h 42m

Seattle/Tacoma Intl

Wed 16/9

23:55-20:30

2 stops32h 05m

₹ 98,304

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 15/9

04:10-20:42

2 stops53h 02m

Seattle/Tacoma Intl

Fri 18/9

23:55-20:30

2 stops32h 05m

₹ 107,511

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 14/9

21:30-20:42

2 stops35h 42m

Seattle/Tacoma Intl

Fri 18/9

23:55-20:30

2 stops32h 05m

₹ 107,607

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 12/6

04:00-23:59

2 stops32h 29m

Seattle/Tacoma Intl

Fri 19/6

16:25-02:30

1 stop21h 35m

₹ 109,333

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 7/6

04:00-10:00

2 stops42h 30m

Seattle/Tacoma Intl

Mon 22/6

16:25-02:30

1 stop21h 35m

₹ 110,676
Fastest return journey

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 15/9

04:00-19:42

2 stops28h 12m

Seattle/Tacoma Intl

Sun 20/9

16:25-02:30

1 stop21h 35m

₹ 111,635

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 10/6

04:00-22:58

2 stops31h 28m

Seattle/Tacoma Intl

Wed 24/6

16:25-02:30

1 stop21h 35m

₹ 111,731

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 7/6

04:00-08:57

2 stops41h 27m

Seattle/Tacoma Intl

Sun 21/6

16:25-02:30

1 stop21h 35m

₹ 115,279

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 15/9

04:10-20:42

2 stops53h 02m

Seattle/Tacoma Intl

Sat 19/9

23:55-20:30

2 stops32h 05m

₹ 117,006

Flights are sorted by cheapest return 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?

If you aren’t able to travel during the month of April, then book flights to Seattle from Kolkata during January instead. Flights to Seattle in January, while not as cheap as those in April, still average around ₹ 99,455.

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?

As of May 2026, prices for Kolkata to Seattle flights are approximately 2% cheaper 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 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

Fastest flight time

20h 55m

Direct flights

None
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?

  • 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?

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
KLMPriceFrom ₹ 96,963Free CancellationRating
7.8
1,517 reviews
Search KLM flights
Qatar AirwaysPriceFrom ₹ 120,781Free CancellationRating
7.4
3,726 reviews
Search Qatar Airways flights
EmiratesPriceFrom ₹ 135,330Free CancellationRating
8.1
3,570 reviews
Search Emirates flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Lacey
Port Orchard
Olympia
Tacoma
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.

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