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Cheap Flights from Kolkata to Seattle

Travellers and cabin class

Compare Kolkata to Seattle flight deals

Find the cheapest month or even day of the year to fly to Seattle

Book the best Seattle fare with no extra fees

Flight deals from Kolkata to Seattle

Looking for a cheap last-minute deal or the best return flight from Kolkata to Seattle? Find the lowest prices on one-way and return tickets right here.
Seattle.SAR 2,158 per passenger.Departing Tue, 7 Oct.One-way flight with Air India.Outbound indirect flight with Air India, departs from Kolkata on Tue, 7 Oct, arriving in Seattle / Tacoma International.Price includes taxes and charges.From SAR 2,158, select.
Seattle.SAR 2,168 per passenger.Departing Wed, 2 Apr.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Kolkata on Wed, 2 Apr, arriving in Seattle / Tacoma International.Price includes taxes and charges.From SAR 2,168, select.
Seattle.SAR 2,279 per passenger.Departing Wed, 28 May.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Kolkata on Wed, 28 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From SAR 2,279, select.
Seattle.SAR 2,317 per passenger.Departing Tue, 3 Jun.One-way flight with Thai LionAir.Outbound indirect flight with Thai LionAir, departs from Kolkata on Tue, 3 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From SAR 2,317, select.
Seattle.SAR 2,566 per passenger.Departing Sat, 15 Mar.One-way flight with Thai LionAir.Outbound indirect flight with Thai LionAir, departs from Kolkata on Sat, 15 Mar, arriving in Seattle / Tacoma International.Price includes taxes and charges.From SAR 2,566, select.
Seattle.SAR 2,843 per passenger.Departing Fri, 13 Feb.One-way flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departs from Kolkata on Fri, 13 Feb, arriving in Seattle / Tacoma International.Price includes taxes and charges.From SAR 2,843, select.
Seattle.SAR 3,047 per passenger.Departing Thu, 14 Aug.One-way flight with Emirates.Outbound indirect flight with Emirates, departs from Kolkata on Thu, 14 Aug, arriving in Seattle / Tacoma International.Price includes taxes and charges.From SAR 3,047, select.

Find the cheapest month to fly from Kolkata to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kolkata to Seattle flights are currently cheapest in October.
Mar
from SAR 2,566
Apr
from SAR 2,168
May
from SAR 2,279
Jun
from SAR 2,317
Jul
Find prices
Aug
from SAR 3,047
Sep
Find prices
Oct
from SAR 2,158
Nov
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Dec
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Jan
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Feb
from SAR 2,843

Alternative Kolkata to Seattle routes

Looking for the cheapest, fastest or easiest route from Kolkata to Seattle? You could fly into the following airports instead.

Kolkata to Seattle: Flight information

The things to know before you go.
Cheapest flight foundSAR 2,158
Cheapest month to flyOctober

Finding cheap flights from Kolkata to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Kolkata to Seattle is SAR 3,446. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Kolkata to Seattle. But we found flights with one or more stops from SAR 3,446.
As of March 2025, there are no flights flying from Kolkata to Seattle.
The cheapest month to fly from Kolkata to Seattle is usually March 2025.
If you're flying from Kolkata Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from SAR 3,446.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kolkata Airport to Seattle on Saturday, 27 September 2025.
No airlines currently offer direct flights between Kolkata Airport and Seattle. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 6°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, Singapore Airlines offers the cheapest flight tickets to Seattle.

How to find cheap flights to Seattle from Kolkata

Looking for cheap tickets from Kolkata to Seattle? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Kolkata to Seattle. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Seattle from Kolkata from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Kolkata-Seattle ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Seattle from Kolkata.
  • Set up a Price Alert. You can easily track the fare of your cheap Kolkata-Seattle flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Kolkata and Seattle? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Kolkata and Seattle. We scour the internet for the best Business, Premium Economy and First Class flight fares to Seattle, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Kolkata to Seattle flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Seattle from Kolkata with hotels and car hire

    Once you've secured your cheap flight ticket from Kolkata to Seattle, discover the best prices and exclusive rates for hotels in Seattle or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


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Plan the rest of your trip from Kolkata to Seattle

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.