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$657+ Cheap flights from Kolkata (CCU) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SEA
May 19 — May 261
Tue 5/19
Tue 5/26
1 adult, Economy
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Cheap flight deals from Kolkata to Seattle

Cheapest flights from Kolkata to Seattle
Explore the most affordable flight options available from Kolkata to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 19, 2026.

This Etihad Airways deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:30 pm
CCU
-
SEA
2 stops37h 49m
Etihad Airways
Wed 9/911:55 pm
SEA
-
CCU
2 stops38h 35m
Etihad Airways
Deal found 4/18$1,082
This Travelocity deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/214:10 am
CCU
-
SEA
2 stops42h 53m
Multiple Airlines
Tue 9/2911:55 pm
SEA
-
CCU
2 stops38h 35m
Multiple Airlines
Deal found 4/15$1,088
This Etihad Airways deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/74:10 am
CCU
-
SEA
2 stops31h 09m
Multiple Airlines
Tue 8/1110:19 pm
SEA
-
CCU
2 stops40h 11m
Multiple Airlines
Deal found 4/14$1,177
This Etihad Airways deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:30 pm
CCU
-
SEA
2 stops37h 49m
Etihad Airways
Thu 9/1011:55 pm
SEA
-
CCU
2 stops38h 35m
Etihad Airways
Deal found 4/18$1,181
This Expedia deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:00 pm
CCU
-
SEA
2 stops34h 31m
Virgin Atlantic
Sun 6/710:05 pm
SEA
-
CCU
2 stops34h 35m
Virgin Atlantic
Deal found 4/16$1,247
This Air France deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/147:15 pm
CCU
-
SEA
2 stops28h 30m
Air France
Mon 9/286:45 pm
SEA
-
CCU
2 stops46h 15m
Air France
Deal found 4/14$1,249
This Qatar Airways deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:00 am
CCU
-
SEA
1 stop20h 55m
Qatar Airways
Thu 11/124:05 pm
SEA
-
CCU
1 stop20h 20m
Qatar Airways
Deal found 4/14$1,271
This Trip.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:00 am
CCU
-
SEA
2 stops25h 55m
Multiple Airlines
Wed 10/144:30 pm
SEA
-
CCU
2 stops42h 50m
Multiple Airlines
Deal found 4/16$1,272
This Indian Eagle deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:50 am
CCU
-
SEA
1 stop40h 05m
Emirates
Wed 10/145:15 pm
SEA
-
CCU
1 stop26h 25m
Emirates
Deal found 4/16$1,274

Find flight deals from Kolkata to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,082
(Etihad Airways)

One-way from

$657
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$1,038
Provider with most accurate pricing for Kolkata Netaji S. Chandra-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kolkata Netaji S. Chandra-Seattle/Tacoma Intl flights.
Search Deals
From Kolkata Netaji S. Chandra to Seattle/Tacoma Intl
Search Deals
One-way flight from Kolkata Netaji S. Chandra to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated April 19, 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 round-trip

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 6/2

9:50 am-1:25 pm

1 stop40h 05m

Seattle/Tacoma Intl

Sun 10/11

5:15 pm-8:10 am

1 stop26h 25m

$1,309

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 6/9

9:50 am-1:25 pm

1 stop40h 05m

Seattle/Tacoma Intl

Sun 11/8

4:05 pm-7:40 am

1 stop26h 05m

$1,310

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 6/14

8:55 pm-1:25 pm

1 stop29h 00m

Seattle/Tacoma Intl

Mon 9/28

5:15 pm-8:10 am

1 stop26h 25m

$1,314

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 6/16

4:00 am-10:41 pm

2 stops31h 11m

Seattle/Tacoma Intl

Thu 11/12

8:10 am-1:55 am

2 stops28h 15m

$1,401

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 4/29

4:00 am-10:16 am

2 stops42h 46m

Seattle/Tacoma Intl

Tue 7/28

8:53 am-2:30 am

2 stops29h 07m

$1,442

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 6/3

9:50 am-1:25 pm

1 stop40h 05m

Seattle/Tacoma Intl

Sat 10/17

11:00 am-8:10 am

2 stops32h 40m

$1,464
Quickest round-trip

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 6/13

4:00 am-2:45 pm

1 stop23h 15m

Seattle/Tacoma Intl

Tue 11/10

4:05 pm-1:55 am

1 stop20h 20m

$1,500
Cheapest one-way

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 9/7

12:30 am-3:15 pm

3 stops27h 15m

$657

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 5/17

2:35 am-9:00 am

2 stops42h 55m

$683
Quickest one-way

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 8/31

4:00 am-12:25 pm

1 stop20h 55m

$799

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 17 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Kolkata-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kolkata-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kolkata-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kolkata-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kolkata-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kolkata to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Kolkata with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kolkata to Seattle

What is the cheapest month to book a flight from Kolkata to Seattle?

Currently, January is the cheapest month in which you can book a flight from Kolkata to Seattle (average of $1,037). Flying from Kolkata to Seattle in August is currently the most expensive (average of $1,517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Kolkata to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated April 19, 2026.
Peruse reviews from past customers who have flown with Singapore Airlines,Emirates, andQatar Airways from Kolkata to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very good
1,499 reviews

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.2
Very good
1,499 reviews
Singapore Airlines
8.2
Very good
1,499 reviews

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Emirates
8.1
Very good
3,561 reviews
Singapore Airlines
8.2
Very good
1,499 reviews

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Qatar Airways
7.4
Good
3,730 reviews
Singapore Airlines
8.2
Very good
1,499 reviews

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

Find useful and relevant information for your journey from Kolkata to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kolkata to Seattle?

    Departing from Kolkata to Seattle will take you 31h 11m. The distance from Kolkata to Seattle is about 7224 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Kolkata to Seattle round-trip?

    According to our current data, Singapore Airlines ($824), Qatar Airways ($1,251), and Emirates ($1,340) offers the cheapest pricing from Kolkata to Seattle. Singapore Airlines is priced at 34% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Kolkata to Seattle one-way?

    The cheapest airline one-way is Singapore Airlines, with whom users have recently found tickets for as low as $350. However, be on the lookout for offers from Qatar Airways and Emirates, as they are both options that can get you from Kolkata to Seattle for a low price.

  • Can I find deals for flights from Kolkata to Seattle that include hotel bookings?

    Yes. In addition to deals on Kolkata to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kolkata to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kolkata to Seattle.

  • Can I find deals for business class flights from Kolkata to Seattle?

    Yes. Cheapflights offers flight deals from Kolkata to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kolkata to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Kolkata to Seattle (average of $1,037). Flying from Kolkata to Seattle in August is currently the most expensive (average of $1,517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Lynnwood
Lacey
Kent
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Renton
Puyallup
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Kolkata to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Kolkata to Portland flights

Top 3 airlines flying from Kolkata to Seattle

Discover the top 3 airlines that operate flights from Kolkata to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$824Average$1,205FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,251Average$1,303FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,340Average$1,371FlexibilityNo cancel feeOn-time75%

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