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Cheap flights from Kolkata to Seattle from ₹ 92,414

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SEA
27 Feb — 6 Mar1
1 adult

The best prices from Kolkata Netaji S. Chandra to Seattle/Tacoma Intl are usually found in February or December, booked 46 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap 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 22 February 2025.

Round-trip from

₹ 92,414

Popular in

August

Cheapest in

February

Average price

₹ 115,106
Singapore Airlines
  • Singapore Airlines
  • 6/5-9/9
  • 3 total stops
  • 49h 40m total
  • Kolkata to Seattle
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (₹ 998,878 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 319,599 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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Find 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 22 February 2025.

Tue 6/502:30CCU - SEA
2 stops26h 10mMultiple Airlines
Tue 9/910:15SEA - CCU
1 stop23h 30mMultiple Airlines
Deal found 21/2₹ 92,414
Thu 8/523:30CCU - SEA
2 stops45h 35mSingapore Airlines
Tue 5/810:15SEA - CCU
1 stop23h 30mSingapore Airlines
Deal found 21/2₹ 100,728
Tue 6/503:50CCU - SEA
1 stop21h 25mQatar Airways
Mon 4/816:30SEA - CCU
1 stop21h 20mQatar Airways
Deal found 21/2₹ 108,783
Sun 27/409:45CCU - SEA
1 stop40h 10mEmirates
Mon 2/617:15SEA - CCU
1 stop37h 30mEmirates
Deal found 21/2₹ 115,972
Wed 7/502:00CCU - SEA
2 stops30h 00mThai Airways
Tue 5/814:30SEA - CCU
2 stops45h 45mThai Airways
Deal found 21/2₹ 128,098
Fri 7/306:15CCU - SEA
2 stops42h 35mBritish Airways
Mon 10/319:50SEA - CCU
2 stops32h 50mBritish Airways
Deal found 21/2₹ 129,570
Sun 13/422:15CCU - SEA
2 stops31h 30mTurkish Airlines
Thu 15/519:10SEA - CCU
2 stops29h 20mTurkish Airlines
Deal found 21/2₹ 133,814
Fri 1/819:00CCU - SEA
2 stops28h 05mJapan Airlines
Mon 8/913:30SEA - CCU
2 stops31h 05mJapan Airlines
Deal found 21/2₹ 135,633
Sat 2/820:30CCU - SEA
2 stops54h 55mSWISS
Mon 8/916:25SEA - CCU
2 stops51h 35mSWISS
Deal found 21/2₹ 141,436

Find flights from Kolkata to Seattle within your budget

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, Cheapflights users made 454,620 searches. Data last updated 22 February 2025.

Fly from

Kolkata

Fly to

Seattle

Route

Depart

Return

Price

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 6/5

02:30-16:10

2 stops26h 10m

Seattle/Tacoma Intl

Tue 9/9

10:15-22:15

1 stop23h 30m

₹ 92,414

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Thu 8/5

23:30-08:35

2 stops45h 35m

Seattle/Tacoma Intl

Tue 5/8

10:15-22:15

1 stop23h 30m

₹ 100,728

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Tue 6/5

03:50-12:45

1 stop21h 25m

Seattle/Tacoma Intl

Mon 4/8

16:30-02:20

1 stop21h 20m

₹ 108,783

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 27/4

09:45-13:25

1 stop40h 10m

Seattle/Tacoma Intl

Mon 2/6

17:15-19:15

1 stop37h 30m

₹ 115,972

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 7/5

02:00-19:30

2 stops30h 00m

Seattle/Tacoma Intl

Tue 5/8

14:30-00:45

2 stops45h 45m

₹ 128,098

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 7/3

06:15-11:20

2 stops42h 35m

Seattle/Tacoma Intl

Mon 10/3

19:50-17:10

2 stops32h 50m

₹ 129,570

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 13/4

22:15-17:15

2 stops31h 30m

Seattle/Tacoma Intl

Thu 15/5

19:10-13:00

2 stops29h 20m

₹ 133,814

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 24/3

01:55-19:10

2 stops29h 45m

₹ 278,541

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 23/3

23:40-13:45

2 stops50h 35m

₹ 287,288

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 23/3

09:10-13:35

1 stop40h 55m

₹ 336,137

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 12 results
1
2

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 return 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.

Travel insights for flights from Kolkata to Seattle

Get recent, data-driven insights about flights from Kolkata to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Kolkata to Seattle?

Use this chart to determine the optimal time to book a return flight from Kolkata to Seattle. Price data was last updated on 14 February 2025.

The price you pay for your flight from Kolkata to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Kolkata to Seattle (average of ₹ 984). Flying from Kolkata to Seattle in August is currently the most expensive (average of ₹ 1,524). 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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 22 February 2025.
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Japan Airlines
8.3
Very Good
1,440 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Emirates
8.1
Very Good
3,276 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Singapore Airlines
8.1
Very Good
1,297 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

KLM
7.8
Good
1,331 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Thai Airways
7.8
Good
317 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

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.

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

    Our cheapest airline available from Kolkata to Seattle is KLM. Our recent data shows that you can find tickets from as low as ₹ 97,610 on this airline. Additional options worth looking into are Singapore Airlines and Qatar Airways, starting at ₹ 100,728 and ₹ 108,783 round-trip. You may be able to fly from Kolkata to Seattle for 24% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Thai Airways, with whom users have recently found tickets for as low as ₹ 278,541. However, be on the lookout for offers from Singapore Airlines 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 holiday 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, October is the cheapest month in which you can book a flight from Kolkata to Seattle (average of ₹ 984). Flying from Kolkata to Seattle in August is currently the most expensive (average of ₹ 1,524). 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

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Alternative routes for Kolkata to Seattle

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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 454,620 searches. Data last updated 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest₹ 84,155Average₹ 122,051FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qatar AirwaysCheapest₹ 116,880Average₹ 132,208FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest₹ 119,177Average₹ 137,678FlexibilityNo cancel feeOn-time75%
Search Emirates flights

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