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Cheap flights from Kolkata to Seattle from ₹ 51,206

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SEA
22 Apr — 29 Apr1
1 adult

Cheapflights Tip: The best prices from Kolkata Netaji S. Chandra to Seattle/Tacoma Intl are usually found in April or February, booked 90 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 17 April 2025.

Round-trip from

₹ 106,436

One-way from

₹ 51,206

Popular in

August

Cheapest in

April

Average price

₹ 112,259
13/6-15/8
  • 13/6-15/8
  • 4 total stops
  • 64h 05m total
  • Kolkata to Seattle
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15/5
  • 15/5
  • 2 total stops
  • 32h 15m total
  • Kolkata to Seattle
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (₹ 1,399,796 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₹ 404,561 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 17 April 2025.

Fri 13/602:00CCU - SEA
2 stops30h 00mMultiple Airlines
Fri 15/802:10SEA - CCU
2 stops34h 05mMultiple Airlines
Deal found 16/4₹ 106,436
Sat 14/619:05CCU - SEA
2 stops28h 40mAir France
Sun 17/813:30SEA - CCU
2 stops30h 25mAir France
Deal found 16/4₹ 110,203
Fri 25/723:30CCU - SEA
1 stop21h 45mSingapore Airlines
Sat 8/1108:45SEA - CCU
1 stop24h 10mSingapore Airlines
Deal found 17/4₹ 114,742
Sat 14/609:45CCU - SEA
1 stop40h 10mEmirates
Tue 19/817:15SEA - CCU
1 stop26h 25mEmirates
Deal found 16/4₹ 120,650
Fri 25/705:30CCU - SEA
2 stops27h 20mVirgin Atlantic
Sat 8/1115:25SEA - CCU
2 stops27h 45mVirgin Atlantic
Deal found 17/4₹ 121,421
Fri 13/603:50CCU - SEA
1 stop21h 25mQatar Airways
Sun 17/816:30SEA - CCU
1 stop21h 20mQatar Airways
Deal found 16/4₹ 128,699
Sat 14/619:30CCU - SEA
2 stops52h 35mBritish Airways
Mon 18/813:30SEA - CCU
2 stops36h 10mBritish Airways
Deal found 16/4₹ 132,381
Fri 13/602:00CCU - SEA
2 stops29h 20mThai Airways
Sun 17/802:10SEA - CCU
2 stops34h 05mThai Airways
Deal found 16/4₹ 163,379
Wed 28/520:35CCU - SEA
2 stops26h 20mJapan Airlines
Wed 15/1013:30SEA - CCU
2 stops31h 05mJapan Airlines
Deal found 16/4₹ 179,134
Wed 30/421:20CCU - SEA
2 stops27h 35mLufthansa
Sat 3/514:15SEA - CCU
3 stops30h 15mLufthansa
Deal found 16/4₹ 185,042
Fri 13/603:45CCU - SEA
2 stops30h 55mEtihad Airways
Tue 19/823:25SEA - CCU
2 stops38h 55mEtihad Airways
Deal found 16/4₹ 203,196

Cheapflights 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, Cheapflights users made 454,620 searches. Data last updated 17 April 2025.
Use the filters below to find and compare flights from Kolkata to Seattle that are best for you.

Fly from

Kolkata

Fly to

Seattle

Route

Depart

Return

Price

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 13/6

02:00-19:30

2 stops30h 00m

Seattle/Tacoma Intl

Fri 15/8

02:10-00:45

2 stops34h 05m

₹ 106,436

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 14/6

19:05-11:15

2 stops28h 40m

Seattle/Tacoma Intl

Sun 17/8

13:30-08:25

2 stops30h 25m

₹ 110,203

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 25/7

23:30-08:45

1 stop21h 45m

Seattle/Tacoma Intl

Sat 8/11

08:45-22:25

1 stop24h 10m

₹ 114,742

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 14/6

09:45-13:25

1 stop40h 10m

Seattle/Tacoma Intl

Tue 19/8

17:15-08:10

1 stop26h 25m

₹ 120,650

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 25/7

05:30-20:20

2 stops27h 20m

Seattle/Tacoma Intl

Sat 8/11

15:25-08:40

2 stops27h 45m

₹ 121,421

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 13/6

03:50-12:45

1 stop21h 25m

Seattle/Tacoma Intl

Sun 17/8

16:30-02:20

1 stop21h 20m

₹ 128,699

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 14/6

19:30-11:35

2 stops52h 35m

Seattle/Tacoma Intl

Mon 18/8

13:30-14:10

2 stops36h 10m

₹ 132,381

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Fri 13/6

02:00-18:50

2 stops29h 20m

Seattle/Tacoma Intl

Sun 17/8

02:10-00:45

2 stops34h 05m

₹ 163,379

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 28/5

20:35-10:25

2 stops26h 20m

Seattle/Tacoma Intl

Wed 15/10

13:30-09:05

2 stops31h 05m

₹ 179,134

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 30/4

21:20-12:25

2 stops27h 35m

Seattle/Tacoma Intl

Sat 3/5

14:15-09:00

3 stops30h 15m

₹ 185,042

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 17 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.

Cheapflights Insights

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

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 11 April 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 90 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 ₹ 1,484). 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 17 April 2025.
Read through reviews of airlines operating flights from Kolkata to Seattle, such as Japan Airlines, Singapore Airlines and Emirates. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,443 reviews
Check prices

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

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
1,443 reviews
Japan Airlines
8.3
Very Good
1,443 reviews
Check prices

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

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
1,288 reviews
Japan Airlines
8.3
Very Good
1,443 reviews
Check prices

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

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
8.0
Very Good
3,200 reviews
Japan Airlines
8.3
Very Good
1,443 reviews
Check prices

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

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
1,327 reviews
Japan Airlines
8.3
Very Good
1,443 reviews
Check prices

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

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
7.7
Good
323 reviews
Japan Airlines
8.3
Very Good
1,443 reviews
Check prices

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

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 Air France. Our recent data shows that you can find tickets from as low as ₹ 110,203 on this airline. Additional options worth looking into are Emirates and Qatar Airways, starting at ₹ 120,650 and ₹ 128,699 round-trip. You may be able to fly from Kolkata to Seattle for 14% 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 Emirates, with whom users have recently found tickets for as low as ₹ 68,074. However, be on the lookout for offers from Qatar Airways and Thai Airways, 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 ₹ 1,484). 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

Travelling to a place near Kolkata?

Book flights to Kolkata if you plan to visit one of these locations
Lakewood

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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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest₹ 89,389Average₹ 121,912FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EmiratesCheapest₹ 114,293Average₹ 127,132FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qatar AirwaysCheapest₹ 119,653Average₹ 130,708FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

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