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Seattle to Kolkata Flight, Fares starting @₹46515

Seattle to Kolkata Flight Information

Alaska Airlines

Lowest Price Airline Tomorrow

₹46,515

Lowest Ticket Price

2 May 2026

Lowest Price Date

18h

Shortest Time

00:13

First Flight Departure

23:59

Last Flight Departure

Book your Seattle to Kolkata flight tickets at the cheapest price starting at ₹46515. Compare 100+ daily flights from all major trusted airlines, updated hourly. The shortest flight duration is 18h . ixigo provides information like real-time flight fares, flight timings, duration, flight schedule (including departure and arrival time), changes & stops (if any), and price trends for all SEA to CCU flights. Get free cancellation and instant rescheduling on all domestic flight tickets with 'Assured Flex'. Also, book return Kolkata to Seattle flight cheap tickets.

Seattle to Kolkata Flight Price Today

Today, the cheapest flight price stands at just ₹54956, and it is operated by .

Seattle to Kolkata Flights - Frequently Asked Questions

Which is the cheapest price or lowest airfare from Seattle to Kolkata?

The cheapest Seattle to Kolkata flight price is ₹46515. This flight is operated by Alaska Airlines and operates on 02 May. Use Code ‘FLYNOW’ to get Upto 25% additional Off on this flight. The price varies according to the class that you choose, with business class tickets being more expensive than economy class.

Are there any bank offers running to get a discount or cashback on Seattle to Kolkata flight?

Yes, we have great bank offers for you to get cashback. Check flight offers.

When does the first flight leave from Seattle to Kolkata?

The first flight leaves Seattle at 00:13. It arrives at Kolkata by 11:30.

Which is the last flight on the Seattle to Kolkata route?

The last flight from Seattle departs at 23:59. It arrives at Kolkata by 00:10.

How long is flight from Seattle to Kolkata?

The flight from Seattle to Kolkata takes about 18h .

What’s the best way to book a flight from Seattle to Kolkata – airline website or a travel platform like ixigo?

If you’re booking a flight from Seattle to Kolkata, ixigo is a top choice for a smooth and rewarding travel experience. With its user-friendly interface, real-time fare tracking and smart features like Assured, Assured Flex, Smart Web Check-in, Flight Tracker Pro and Price Lock, planning your trip will always be stress-free. With ixigo, you can compare fares across all airlines in one place and enjoy the flexibility of paying through multiple loyalty programs including Zillion, Supercoins, InterMiles, IndusInd Bank, Yes Bank, and more. You can also use 100% of your ixigo money balance for an instant discount on your flight, with no restrictions on travel dates or booking amount. Enjoy fast, secure payments and the confidence of 24×7 trusted customer support via chat, email, or phone. If you're looking for value, flexibility and convenience, ixigo is the smarter way to book your next flight.

Is it cheaper to book a Seattle to Kolkata flight directly from the airline or via a travel platform like ixigo?

While many believe booking directly through an airline is cheaper, that’s not always true. With ixigo, you get access to real-time fare comparisons across multiple airlines, so you know you're getting the best deal. You also have access to ixigo's special offers, instant discounts, flash sales and limited-time promo codes that airlines usually don’t provide. New users get access to exclusive welcome offers and personalised comeback deals if you haven’t booked in a while. You can also enjoy instant discounts through top bank offers from ICICI, HDFC, AU Bank and more. You can opt for ixigo Credit for instant credit of up to ₹1 lakh, with the choice to repay in the next billing cycle or convert it into easy EMIs. With ixigo, you don’t just book flights, you unlock a bundle of benefits, savings, and flexibility every time you fly.

How many flights fly on this route everyday?

A total of 100 currently operates daily on the Seattle Kolkata route.

Which airline fly from Seattle to Kolkata?

Major Airlines such as Alaska Airlines, American Airlines, Eva Airways Corporation, United Airlines, Turkish Airlines, Air France, Delta Airlines, Virgin Atlantic, Emirates, Qatar Airways, KLM Royal Dutch Airlines regularly fly on this route.

How can I do web check-in for my upcoming flight?

All airline websites offer an online web check-in service where you can save yourself time. Just visit the official website of the airlines of your booked flight. Select the seat of your choice by entering your PNR number and last name.

Are meals served on these flights now?

All major airlines have started serving meals on flights. It is advisable to get the latest information from the official website of airlines as this information keeps on changing.

Which airline has the maximum number of flights between Seattle to Kolkata

Turkish Airlines currently operates the highest number of flights between these locations.

Airport Details

Seattle

Kolkata

Airport Director,Airports Authority of India,NSCBI Airport,Kolkata - 700 052 (WB)

91-33-25119977,91-33-2511 9020 (R)

[email protected]