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Cheap flights from Kolkata to Seattle from ₹ 57,525

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 11/9. 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 return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:30 - 21:15
CCU
-
SEA
36h 15m
2 stops
Multiple Airlines Logo
06:12 - 02:40
SEA
-
CCU
30h 58m
2 stops
₹ 102,330Multiple Airlines
Wed, 14 Oct - Sun, 31 Jan
Multiple Airlines Logo
02:00 - 19:50
CCU
-
SEA
30h 20m
2 stops
Multiple Airlines Logo
23:30 - 16:15
SEA
-
CCU
27h 15m
2 stops
₹ 112,062Multiple Airlines
Wed, 19 Aug - Tue, 16 Feb
Multiple Airlines Logo
02:00 - 19:20
CCU
-
SEA
29h 50m
2 stops
Multiple Airlines Logo
00:10 - 13:05
SEA
-
CCU
23h 25m
2 stops
₹ 112,448Multiple Airlines
Sat, 10 Oct - Thu, 28 Jan
Air France Logo
19:15 - 17:47
CCU
-
SEA
35h 02m
2 stops
Air France Logo
16:05 - 09:55
SEA
-
CCU
28h 20m
2 stops
₹ 114,568Air France
Wed, 14 Oct - Sat, 30 Jan
Multiple Airlines Logo
18:45 - 11:52
CCU
-
SEA
29h 37m
2 stops
Multiple Airlines Logo
14:15 - 09:55
SEA
-
CCU
30h 10m
2 stops
₹ 114,664Multiple Airlines
Tue, 13 Oct - Sun, 31 Jan
KLM Logo
22:30 - 11:52
CCU
-
SEA
25h 52m
2 stops
KLM Logo
14:40 - 07:45
SEA
-
CCU
27h 35m
2 stops
₹ 114,760KLM
Tue, 13 Oct - Mon, 1 Feb
Multiple Airlines Logo
02:00 - 19:10
CCU
-
SEA
29h 40m
2 stops
Multiple Airlines Logo
00:10 - 16:15
SEA
-
CCU
26h 35m
2 stops
₹ 115,049Multiple Airlines
Fri, 21 Aug - Sun, 14 Feb
Air France Logo
18:45 - 17:34
CCU
-
SEA
35h 19m
2 stops
Air France Logo
16:05 - 09:55
SEA
-
CCU
28h 20m
2 stops
₹ 115,338Air France
Sun, 23 Aug - Sat, 13 Feb
Multiple Airlines Logo
02:00 - 19:10
CCU
-
SEA
29h 40m
2 stops
Multiple Airlines Logo
00:10 - 16:15
SEA
-
CCU
26h 35m
2 stops
₹ 117,555Multiple Airlines
Fri, 21 Aug - Sun, 14 Feb
Multiple Airlines Logo
02:00 - 19:10
CCU
-
SEA
29h 40m
2 stops
Multiple Airlines Logo
00:10 - 00:40
SEA
-
CCU
35h 00m
2 stops
₹ 118,133Multiple Airlines
Fri, 21 Aug - Sat, 13 Feb

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Qatar Airways flights from Kolkata to Seattle

Our best Qatar Airways deals on Kolkata to Seattle flight tickets
Qatar Airways
12 Aug
CCU04:00Kolkata Netaji S. Chandra
21h 15m
1 stop
SEA12:45Seattle/Tacoma Intl
19 Aug
SEA09:13Seattle/Tacoma Intl
28h 47m
2 stops
CCU02:30Kolkata Netaji S. Chandra
₹ 136,922
Qatar Airways
12 Oct
CCU04:00Kolkata Netaji S. Chandra
40h 46m
2 stops
SEA08:16Seattle/Tacoma Intl
29 Jan
SEA15:50Seattle/Tacoma Intl
20h 35m
1 stop
CCU01:55Kolkata Netaji S. Chandra
₹ 140,487
Qatar Airways
18 Jul
CCU04:00Kolkata Netaji S. Chandra
21h 15m
1 stop
SEA12:45Seattle/Tacoma Intl
30 Sept
SEA16:25Seattle/Tacoma Intl
21h 35m
1 stop
CCU02:30Kolkata Netaji S. Chandra
₹ 160,915

Emirates flights from Kolkata to Seattle

Our best Emirates deals on Kolkata to Seattle flight tickets
Emirates
11 Oct
CCU09:50Kolkata Netaji S. Chandra
40h 05m
1 stop
SEA13:25Seattle/Tacoma Intl
26 Jan
SEA16:05Seattle/Tacoma Intl
37h 15m
1 stop
CCU18:50Kolkata Netaji S. Chandra
₹ 136,729
Emirates
11 Oct
CCU20:55Kolkata Netaji S. Chandra
29h 00m
1 stop
SEA13:25Seattle/Tacoma Intl
31 Jan
SEA16:05Seattle/Tacoma Intl
26h 05m
1 stop
CCU07:40Kolkata Netaji S. Chandra
₹ 136,826
Emirates
13 Oct
CCU09:50Kolkata Netaji S. Chandra
40h 05m
1 stop
SEA13:25Seattle/Tacoma Intl
1 Feb
SEA16:05Seattle/Tacoma Intl
37h 15m
1 stop
CCU18:50Kolkata Netaji S. Chandra
₹ 138,560

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 July 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

Wed 14/10

21:30-21:15

2 stops36h 15m

Seattle/Tacoma Intl

Sun 31/1

06:12-02:40

2 stops30h 58m

₹ 102,330

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 19/8

02:00-19:50

2 stops30h 20m

Seattle/Tacoma Intl

Tue 16/2

23:30-16:15

2 stops27h 15m

₹ 112,062
Fastest return journey

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 10/10

02:00-19:20

2 stops29h 50m

Seattle/Tacoma Intl

Thu 28/1

00:10-13:05

2 stops23h 25m

₹ 112,448

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 14/10

19:15-17:47

2 stops35h 02m

Seattle/Tacoma Intl

Sat 30/1

16:05-09:55

2 stops28h 20m

₹ 114,568

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 13/10

18:45-11:52

2 stops29h 37m

Seattle/Tacoma Intl

Sun 31/1

14:15-09:55

2 stops30h 10m

₹ 114,664

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 13/10

22:30-11:52

2 stops25h 52m

Seattle/Tacoma Intl

Mon 1/2

14:40-07:45

2 stops27h 35m

₹ 114,760

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 21/8

02:00-19:10

2 stops29h 40m

Seattle/Tacoma Intl

Sun 14/2

00:10-16:15

2 stops26h 35m

₹ 115,049

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 23/8

18:45-17:34

2 stops35h 19m

Seattle/Tacoma Intl

Sat 13/2

16:05-09:55

2 stops28h 20m

₹ 115,338

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 21/8

02:00-19:10

2 stops29h 40m

Seattle/Tacoma Intl

Sun 14/2

00:10-16:15

2 stops26h 35m

₹ 117,555

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 21/8

02:00-19:10

2 stops29h 40m

Seattle/Tacoma Intl

Sat 13/2

00:10-00:40

2 stops35h 00m

₹ 118,133

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 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 ₹ 100,018.

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

Fastest flight time

32h 37m

Direct flights

None
The fastest flight from Kolkata to Seattle takes 32h 37m
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 32h 37m.

  • 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 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.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Port Orchard
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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