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Cheap flights from Kolkata to Seattle from ₹ 83,889

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 3/9. 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
22:30 - 11:33
CCU
-
SEA
25h 33m
2 stops
Multiple Airlines Logo
14:15 - 09:05
SEA
-
CCU
29h 20m
2 stops
₹ 113,597Multiple Airlines
Mon, 20 Jul - Wed, 6 Jan
Multiple Airlines Logo
00:30 - 19:45
CCU
-
SEA
31h 45m
3 stops
Multiple Airlines Logo
01:55 - 13:10
SEA
-
CCU
22h 45m
2 stops
₹ 114,264Multiple Airlines
Sat, 15 Aug - Sat, 22 Aug
Multiple Airlines Logo
23:30 - 19:45
CCU
-
SEA
32h 45m
2 stops
Multiple Airlines Logo
10:15 - 22:35
SEA
-
CCU
23h 50m
1 stop
₹ 114,550Multiple Airlines
Fri, 28 Aug - Thu, 10 Sep
Multiple Airlines Logo
02:00 - 19:50
CCU
-
SEA
30h 20m
2 stops
Multiple Airlines Logo
23:30 - 00:40
SEA
-
CCU
35h 40m
2 stops
₹ 119,311Multiple Airlines
Tue, 18 Aug - Sat, 13 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
₹ 120,167Multiple Airlines
Wed, 19 Aug - Thu, 11 Feb
Multiple Airlines Logo
02:00 - 19:50
CCU
-
SEA
30h 20m
2 stops
Multiple Airlines Logo
23:30 - 00:40
SEA
-
CCU
35h 40m
2 stops
₹ 121,215Multiple Airlines
Mon, 20 Jul - Thu, 7 Jan
Multiple Airlines Logo
02:00 - 19:50
CCU
-
SEA
30h 20m
2 stops
Multiple Airlines Logo
01:30 - 00:45
SEA
-
CCU
34h 45m
2 stops
₹ 121,596Multiple Airlines
Fri, 17 Jul - Tue, 29 Sep
Multiple Airlines Logo
01:10 - 19:45
CCU
-
SEA
31h 05m
3 stops
Multiple Airlines Logo
01:55 - 23:50
SEA
-
CCU
33h 25m
3 stops
₹ 121,691Multiple Airlines
Sat, 15 Aug - Sat, 22 Aug
KLM Logo
22:30 - 16:20
CCU
-
SEA
30h 20m
2 stops
KLM Logo
13:30 - 09:10
SEA
-
CCU
31h 10m
2 stops
₹ 122,453KLM
Mon, 27 Jul - Fri, 28 Aug
Multiple Airlines Logo
21:40 - 11:37
CCU
-
SEA
26h 27m
2 stops
Multiple Airlines Logo
13:40 - 07:45
SEA
-
CCU
28h 35m
2 stops
₹ 122,643Multiple Airlines
Thu, 20 Aug - Sat, 13 Feb

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Emirates flights from Kolkata to Seattle

Our best Emirates deals on Kolkata to Seattle flight tickets
Emirates
22 Jul
CCU09:50Kolkata Netaji S. Chandra
40h 05m
1 stop
SEA13:25Seattle/Tacoma Intl
29 Oct
SEA17:05Seattle/Tacoma Intl
26h 05m
1 stop
CCU07:40Kolkata Netaji S. Chandra
₹ 136,545
Emirates
6 Aug
CCU09:50Kolkata Netaji S. Chandra
40h 05m
1 stop
SEA13:25Seattle/Tacoma Intl
15 Nov
SEA16:05Seattle/Tacoma Intl
26h 05m
1 stop
CCU07:40Kolkata Netaji S. Chandra
₹ 136,926
Emirates
22 Jul
CCU09:50Kolkata Netaji S. Chandra
40h 05m
1 stop
SEA13:25Seattle/Tacoma Intl
29 Oct
SEA17:05Seattle/Tacoma Intl
26h 05m
1 stop
CCU07:40Kolkata Netaji S. Chandra
₹ 137,212

Air India flights from Kolkata to Seattle

Our best Air India deals on Kolkata to Seattle flight tickets
Air India
18 Jul
CCU21:00Kolkata Netaji S. Chandra
60h 34m
3 stops
SEA21:04Seattle/Tacoma Intl
30 Sept
SEA21:40Seattle/Tacoma Intl
32h 25m
2 stops
CCU18:35Kolkata Netaji S. Chandra
₹ 153,685
Air India
18 Jul
CCU21:00Kolkata Netaji S. Chandra
60h 34m
3 stops
SEA21:04Seattle/Tacoma Intl
30 Sept
SEA21:40Seattle/Tacoma Intl
32h 25m
2 stops
CCU18:35Kolkata Netaji S. Chandra
₹ 159,112
Air India
18 Jul
CCU21:00Kolkata Netaji S. Chandra
60h 34m
3 stops
SEA21:04Seattle/Tacoma Intl
30 Sept
SEA21:40Seattle/Tacoma Intl
32h 25m
2 stops
CCU18:35Kolkata Netaji S. Chandra
₹ 159,398

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 4 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

Mon 20/7

22:30-11:33

2 stops25h 33m

Seattle/Tacoma Intl

Wed 6/1

14:15-09:05

2 stops29h 20m

₹ 113,597
Fastest return journey

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 15/8

00:30-19:45

3 stops31h 45m

Seattle/Tacoma Intl

Sat 22/8

01:55-13:10

2 stops22h 45m

₹ 114,264

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 28/8

23:30-19:45

2 stops32h 45m

Seattle/Tacoma Intl

Thu 10/9

10:15-22:35

1 stop23h 50m

₹ 114,550

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 18/8

02:00-19:50

2 stops30h 20m

Seattle/Tacoma Intl

Sat 13/2

23:30-00:40

2 stops35h 40m

₹ 119,310

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 19/8

02:00-19:10

2 stops29h 40m

Seattle/Tacoma Intl

Thu 11/2

00:10-00:40

2 stops35h 00m

₹ 120,167

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 20/7

02:00-19:50

2 stops30h 20m

Seattle/Tacoma Intl

Thu 7/1

23:30-00:40

2 stops35h 40m

₹ 121,215

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 17/7

02:00-19:50

2 stops30h 20m

Seattle/Tacoma Intl

Tue 29/9

01:30-00:45

2 stops34h 45m

₹ 121,596

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 15/8

01:10-19:45

3 stops31h 05m

Seattle/Tacoma Intl

Sat 22/8

01:55-23:50

3 stops33h 25m

₹ 121,691

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 27/7

22:30-16:20

2 stops30h 20m

Seattle/Tacoma Intl

Fri 28/8

13:30-09:10

2 stops31h 10m

₹ 122,453

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Thu 20/8

21:40-11:37

2 stops26h 27m

Seattle/Tacoma Intl

Sat 13/2

13:40-07:45

2 stops28h 35m

₹ 122,643

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 ₹ 98,838.

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

26h 23m

Direct flights

None
The fastest flight from Kolkata to Seattle takes 26h 23m
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 26h 23m.

  • 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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