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Cheap flights from Kolkata to Seattle from ₹ 42,560

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 17/12. 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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Cheap return flights

Enter your travel dates to find the best prices.
Air France Logo
21:30 - 13:25CCU-SEA
29h 25m2 stops
Air France Logo
14:15 - 07:45SEA-CCU
28h 00m2 stops
₹ 90,352Air France
Find Deal
Tue, 23 Dec - Wed, 18 Feb
Virgin Atlantic Logo
03:15 - 14:58CCU-SEA
49h 13m2 stops
Virgin Atlantic Logo
16:55 - 09:55SEA-CCU
27h 30m2 stops
₹ 98,332Virgin Atlantic
Find Deal
Mon, 22 Dec - Wed, 18 Feb
Multiple Airlines Logo
21:30 - 11:45CCU-SEA
27h 45m2 stops
Multiple Airlines Logo
13:40 - 09:55SEA-CCU
30h 45m2 stops
₹ 99,396Multiple Airlines
Find Deal
Thu, 20 Nov - Thu, 4 Dec
Singapore Airlines Logo
23:40 - 07:10CCU-SEA
45h 00m1 stop
Singapore Airlines Logo
21:25 - 22:25SEA-CCU
35h 30m2 stops
₹ 102,765Singapore Airlines
Find Deal
Tue, 23 Dec - Wed, 18 Feb
Singapore Airlines Logo
23:40 - 07:10CCU-SEA
21h 00m1 stop
Singapore Airlines Logo
08:45 - 22:25SEA-CCU
24h 10m1 stop
₹ 106,046Singapore Airlines
Find Deal
Thu, 20 Nov - Thu, 4 Dec
Qatar Airways Logo
03:25 - 11:40CCU-SEA
21h 45m1 stop
Qatar Airways Logo
16:05 - 01:55SEA-CCU
20h 20m1 stop
₹ 108,174Qatar Airways
Find Deal
Mon, 22 Dec - Wed, 18 Feb
Multiple Airlines Logo
21:30 - 11:45CCU-SEA
27h 45m2 stops
Multiple Airlines Logo
13:40 - 09:55SEA-CCU
30h 45m2 stops
₹ 111,543Multiple Airlines
Find Deal
Thu, 20 Nov - Thu, 4 Dec
Qatar Airways Logo
03:25 - 11:40CCU-SEA
21h 45m1 stop
Qatar Airways Logo
08:05 - 01:55SEA-CCU
28h 20m2 stops
₹ 112,164Qatar Airways
Find Deal
Mon, 22 Dec - Wed, 18 Feb
Emirates Logo
09:45 - 13:25CCU-SEA
40h 10m1 stop
Emirates Logo
17:15 - 08:10SEA-CCU
26h 25m1 stop
₹ 119,700Emirates
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Wed, 22 Apr - Sun, 26 Apr
Emirates Logo
09:15 - 12:35CCU-SEA
40h 50m1 stop
Emirates Logo
17:15 - 19:15SEA-CCU
37h 30m1 stop
₹ 120,764Emirates
Find Deal
Wed, 24 Dec - Wed, 17 Jun

Air France flights from Kolkata to Seattle

Our best Air France deals on Kolkata to Seattle flight tickets
Air France
23 Dec
CCU21:30Kolkata Netaji S. Chandra
29h 25m
2 stops
SEA13:25Seattle/Tacoma Intl
18 Feb
SEA14:15Seattle/Tacoma Intl
28h 00m
2 stops
CCU07:45Kolkata Netaji S. Chandra
₹ 90,352
Find similar
Air France
21 Nov
CCU19:30Kolkata Netaji S. Chandra
29h 25m
2 stops
SEA11:25Seattle/Tacoma Intl
7 Dec
SEA14:05Seattle/Tacoma Intl
28h 10m
2 stops
CCU07:45Kolkata Netaji S. Chandra
₹ 124,045
Find similar
Air France
21 Nov
CCU21:30Kolkata Netaji S. Chandra
27h 25m
2 stops
SEA11:25Seattle/Tacoma Intl
7 Dec
SEA14:05Seattle/Tacoma Intl
28h 10m
2 stops
CCU07:45Kolkata Netaji S. Chandra
₹ 133,533
Find similar

Virgin Atlantic flights from Kolkata to Seattle

Our best Virgin Atlantic deals on Kolkata to Seattle flight tickets
Virgin Atlantic
22 Dec
CCU03:15Kolkata Netaji S. Chandra
49h 13m
2 stops
SEA14:58Seattle/Tacoma Intl
18 Feb
SEA16:55Seattle/Tacoma Intl
27h 30m
2 stops
CCU09:55Kolkata Netaji S. Chandra
₹ 98,332
Find similar
Virgin Atlantic
20 Dec
CCU03:15Kolkata Netaji S. Chandra
51h 05m
2 stops
SEA16:50Seattle/Tacoma Intl
20 Jun
SEA15:35Seattle/Tacoma Intl
35h 30m
2 stops
CCU15:35Kolkata Netaji S. Chandra
₹ 104,450
Find similar
Virgin Atlantic
21 Apr
CCU02:00Kolkata Netaji S. Chandra
30h 15m
2 stops
SEA19:45Seattle/Tacoma Intl
26 Apr
SEA15:35Seattle/Tacoma Intl
32h 45m
2 stops
CCU12:50Kolkata Netaji S. Chandra
₹ 105,514
Find similar

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 8 November 2025.
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

Tue 23/12

21:30-13:25

2 stops29h 25m

Seattle/Tacoma Intl

Wed 18/2

14:15-07:45

2 stops28h 00m

₹ 90,352

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 22/12

03:15-14:58

2 stops49h 13m

Seattle/Tacoma Intl

Wed 18/2

16:55-09:55

2 stops27h 30m

₹ 98,332

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Thu 20/11

21:30-11:45

2 stops27h 45m

Seattle/Tacoma Intl

Thu 4/12

13:40-09:55

2 stops30h 45m

₹ 99,396

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 23/12

23:40-07:10

1 stop45h 00m

Seattle/Tacoma Intl

Wed 18/2

21:25-22:25

2 stops35h 30m

₹ 102,765

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Thu 20/11

23:40-07:10

1 stop21h 00m

Seattle/Tacoma Intl

Thu 4/12

08:45-22:25

1 stop24h 10m

₹ 106,046

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 22/12

03:25-11:40

1 stop21h 45m

Seattle/Tacoma Intl

Wed 18/2

16:05-01:55

1 stop20h 20m

₹ 108,174

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Thu 20/11

21:30-11:45

2 stops27h 45m

Seattle/Tacoma Intl

Thu 4/12

13:40-09:55

2 stops30h 45m

₹ 111,543

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 22/12

03:25-11:40

1 stop21h 45m

Seattle/Tacoma Intl

Wed 18/2

08:05-01:55

2 stops28h 20m

₹ 112,164

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 22/4

09:45-13:25

1 stop40h 10m

Seattle/Tacoma Intl

Sun 26/4

17:15-08:10

1 stop26h 25m

₹ 119,700

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 24/12

09:15-12:35

1 stop40h 50m

Seattle/Tacoma Intl

Wed 17/6

17:15-19:15

1 stop37h 30m

₹ 120,764

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 December, then book flights to Seattle from Kolkata during November instead. Flights to Seattle in November, while not as cheap as those in December, still average around ₹ 100,726.

What is the cheapest day to depart on your flight to Seattle?

The cheapest day to depart from Kolkata to Seattle is on a Monday. Travellers who choose to depart for Seattle on a Monday will often find tickets for as low as ₹ 129,264. Flights from Kolkata to Seattle on a Sunday will generally be more expensive and average around ₹ 155,147. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Seattle?

Our data shows that the cheapest Kolkata to Seattle flights are usually those with departure times in the morning. Our users have found flights to Seattle in the morning for as low as ₹ 128,171. Try not to purchase tickets in the evening because they tend to be around ₹ 140,236. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 ₹ 117,927 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 ₹ 82,194 on momondo.

Can stopping save me money on Kolkata to Seattle flights?

You could potentially save up to 6% 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 November 2025, prices for Kolkata to Seattle flights are approximately 16% 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

Direct flights

None
There are no direct flights from Kolkata to Seattle. There are no popular flight routes from Kolkata to Seattle.
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  • 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 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?

  • 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 ₹ 89,413Free CancellationRating
8.1
1,393 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom ₹ 111,664Free CancellationRating
7.4
3,661 reviews
Search Qatar Airways flights
EmiratesPriceFrom ₹ 118,349Free CancellationRating
8.1
3,402 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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