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Cheap flights from Kolkata to Seattle from ₹ 51,614

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 24/2. 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.
Singapore Airlines Logo
23:40 - 08:45
CCU
-
SEA
21h 35m
1 stop
Singapore Airlines Logo
10:15 - 22:15
SEA
-
CCU
23h 30m
1 stop
₹ 89,085Singapore Airlines
Wed, 29 Apr - Tue, 28 Jul
Singapore Airlines Logo
23:40 - 08:45
CCU
-
SEA
21h 35m
1 stop
Singapore Airlines Logo
10:15 - 22:15
SEA
-
CCU
23h 30m
1 stop
₹ 89,177Singapore Airlines
Wed, 29 Apr - Tue, 28 Jul
Multiple Airlines Logo
23:40 - 08:45
CCU
-
SEA
21h 35m
1 stop
Multiple Airlines Logo
21:25 - 22:35
SEA
-
CCU
36h 40m
2 stops
₹ 90,371Multiple Airlines
Wed, 29 Apr - Tue, 28 Jul
KLM Logo
19:00 - 11:15
CCU
-
SEA
28h 45m
2 stops
KLM Logo
13:50 - 07:40
SEA
-
CCU
29h 20m
2 stops
₹ 93,769KLM
Mon, 25 May - Wed, 2 Sep
Singapore Airlines Logo
23:30 - 08:45
CCU
-
SEA
21h 45m
1 stop
Singapore Airlines Logo
10:15 - 22:35
SEA
-
CCU
47h 50m
1 stop
₹ 97,259Singapore Airlines
Mon, 25 May - Tue, 7 Jul
Multiple Airlines Logo
23:40 - 17:16
CCU
-
SEA
30h 06m
2 stops
Multiple Airlines Logo
21:25 - 22:35
SEA
-
CCU
36h 40m
2 stops
₹ 97,994Multiple Airlines
Wed, 29 Apr - Tue, 28 Jul
Air France Logo
21:30 - 14:05
CCU
-
SEA
29h 05m
2 stops
Air France Logo
13:30 - 08:25
SEA
-
CCU
30h 25m
2 stops
₹ 98,820Air France
Tue, 17 Mar - Thu, 9 Jul
Multiple Airlines Logo
20:15 - 12:35
CCU
-
SEA
28h 50m
2 stops
Multiple Airlines Logo
13:30 - 05:30
SEA
-
CCU
27h 30m
2 stops
₹ 99,004Multiple Airlines
Thu, 12 Mar - Tue, 30 Jun
Singapore Airlines Logo
23:40 - 08:10
CCU
-
SEA
45h 00m
1 stop
Singapore Airlines Logo
10:15 - 22:35
SEA
-
CCU
23h 50m
1 stop
₹ 101,024Singapore Airlines
Tue, 17 Mar - Thu, 9 Jul
Multiple Airlines Logo
02:00 - 18:50
CCU
-
SEA
29h 20m
2 stops
Multiple Airlines Logo
01:30 - 00:45
SEA
-
CCU
34h 45m
2 stops
₹ 102,218Multiple Airlines
Fri, 1 May - Tue, 1 Sep

Qatar Airways flights from Kolkata to Seattle

Our best Qatar Airways deals on Kolkata to Seattle flight tickets
Qatar Airways
25 May
CCU04:00Kolkata Netaji S. Chandra
21h 15m
1 stop
SEA12:45Seattle/Tacoma Intl
2 Sept
SEA16:25Seattle/Tacoma Intl
21h 35m
1 stop
CCU02:30Kolkata Netaji S. Chandra
₹ 112,413
Qatar Airways
2 May
CCU04:00Kolkata Netaji S. Chandra
21h 15m
1 stop
SEA12:45Seattle/Tacoma Intl
2 Sept
SEA16:25Seattle/Tacoma Intl
21h 35m
1 stop
CCU02:30Kolkata Netaji S. Chandra
₹ 114,525
Qatar Airways
13 Mar
CCU03:25Kolkata Netaji S. Chandra
21h 45m
1 stop
SEA12:40Seattle/Tacoma Intl
21 Mar
SEA17:05Seattle/Tacoma Intl
20h 20m
1 stop
CCU01:55Kolkata Netaji S. Chandra
₹ 117,280

Emirates flights from Kolkata to Seattle

Our best Emirates deals on Kolkata to Seattle flight tickets
Emirates
26 May
CCU09:50Kolkata Netaji S. Chandra
40h 05m
1 stop
SEA13:25Seattle/Tacoma Intl
8 Jul
SEA17:15Seattle/Tacoma Intl
26h 25m
1 stop
CCU08:10Kolkata Netaji S. Chandra
₹ 124,903
Emirates
17 Feb
CCU09:15Kolkata Netaji S. Chandra
40h 50m
1 stop
SEA12:35Seattle/Tacoma Intl
21 Feb
SEA16:05Seattle/Tacoma Intl
26h 05m
1 stop
CCU07:40Kolkata Netaji S. Chandra
₹ 144,649
Emirates
17 Feb
CCU09:15Kolkata Netaji S. Chandra
40h 50m
1 stop
SEA12:35Seattle/Tacoma Intl
21 Feb
SEA16:05Seattle/Tacoma Intl
26h 05m
1 stop
CCU07:40Kolkata Netaji S. Chandra
₹ 144,924

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 29 January 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

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 29/4

23:40-08:45

1 stop21h 35m

Seattle/Tacoma Intl

Tue 28/7

10:15-22:15

1 stop23h 30m

₹ 89,085

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 29/4

23:40-08:45

1 stop21h 35m

Seattle/Tacoma Intl

Tue 28/7

10:15-22:15

1 stop23h 30m

₹ 89,177

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 29/4

23:40-08:45

1 stop21h 35m

Seattle/Tacoma Intl

Tue 28/7

21:25-22:35

2 stops36h 40m

₹ 90,371

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 25/5

19:00-11:15

2 stops28h 45m

Seattle/Tacoma Intl

Wed 2/9

13:50-07:40

2 stops29h 20m

₹ 93,769

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 25/5

23:30-08:45

1 stop21h 45m

Seattle/Tacoma Intl

Tue 7/7

10:15-22:35

1 stop47h 50m

₹ 97,259

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 29/4

23:40-17:16

2 stops30h 06m

Seattle/Tacoma Intl

Tue 28/7

21:25-22:35

2 stops36h 40m

₹ 97,994

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 17/3

21:30-14:05

2 stops29h 05m

Seattle/Tacoma Intl

Thu 9/7

13:30-08:25

2 stops30h 25m

₹ 98,820

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Thu 12/3

20:15-12:35

2 stops28h 50m

Seattle/Tacoma Intl

Tue 30/6

13:30-05:30

2 stops27h 30m

₹ 99,004

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 17/3

23:40-08:10

1 stop45h 00m

Seattle/Tacoma Intl

Thu 9/7

10:15-22:35

1 stop23h 50m

₹ 101,024

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 1/5

02:00-18:50

2 stops29h 20m

Seattle/Tacoma Intl

Tue 1/9

01:30-00:45

2 stops34h 45m

₹ 102,218

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 November instead. Flights to Seattle in November, while not as cheap as those in April, still average around ₹ 109,933.

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 ₹ 129,954 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Kolkata for as low as ₹ 85,136 on momondo.

Can stopping save me money on Kolkata to Seattle flights?

You could potentially save up to 9% 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 January 2026, prices for Kolkata to Seattle flights are approximately 39% 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 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

21h 15m

Direct flights

None
The fastest flight from Kolkata to Seattle takes 21h 15m
There are no direct flights from Kolkata to Seattle. There are no popular flight routes from Kolkata to Seattle.
Search flight deals

  • 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 21h 15m.

  • 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
Singapore AirlinesPriceFrom ₹ 92,877Free CancellationRating
8.2
1,440 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom ₹ 115,660Free CancellationRating
7.4
3,727 reviews
Search Qatar Airways flights
EmiratesPriceFrom ₹ 122,585Free CancellationRating
8.1
3,490 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
Tacoma
Olympia
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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