₹37,621 Cheap Flights from Seattle (SEA) to Kolkata (CCU)

View ₹37,621 flight on Sun, 1 Feb 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Netaji Subhash Chandra Bose Intl. Airport (CCU)

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Cheap Flights from Seattle (SEA) to Kolkata (CCU)

Prices were available within the past 7 days and start at ₹37,621 for one-way flights and ₹83,384 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sun, 2 Nov - Fri, 7 Nov
SEA
Seattle
CCU
Kolkata
₹83,384 Return, found 3 days ago
₹83,384
Return
found 3 days ago
Select Alaska Airlines flight, departing Sun, 2 Nov from Seattle to Kolkata, returning Fri, 7 Nov, priced at ₹83,384 found 3 days ago
JetBlue Airways
Wed, 15 Oct - Tue, 21 Oct
SEA
Seattle
CCU
Kolkata
₹97,817 Return, found 3 days ago
₹97,817
Return
found 3 days ago
Select JetBlue Airways flight, departing Wed, 15 Oct from Seattle to Kolkata, returning Tue, 21 Oct, priced at ₹97,817 found 3 days ago
Virgin Atlantic
Thu, 18 Sept - Sun, 28 Sept
SEA
Seattle
CCU
Kolkata
₹99,407 Return, found 5 days ago
₹99,407
Return
found 5 days ago
Select Virgin Atlantic flight, departing Thu, 18 Sept from Seattle to Kolkata, returning Sun, 28 Sept, priced at ₹99,407 found 5 days ago
Virgin Atlantic
Thu, 18 Sept - Sun, 28 Sept
SEA
Seattle
CCU
Kolkata
₹99,473 Return, found 5 days ago
₹99,473
Return
found 5 days ago
Select Virgin Atlantic flight, departing Thu, 18 Sept from Seattle to Kolkata, returning Sun, 28 Sept, priced at ₹99,473 found 5 days ago
Alaska Airlines
Sun, 1 Feb - Fri, 20 Feb
SEA
Seattle
CCU
Kolkata
₹108,778 Return, found 11 hours ago
₹108,778
Return
found 11 hours ago
Select Alaska Airlines flight, departing Sun, 1 Feb from Seattle to Kolkata, returning Fri, 20 Feb, priced at ₹108,778 found 11 hours ago
Alaska Airlines
Sun, 1 Feb - Fri, 20 Feb
SEA
Seattle
CCU
Kolkata
₹109,272 Return, found 11 hours ago
₹109,272
Return
found 11 hours ago
Select Alaska Airlines flight, departing Sun, 1 Feb from Seattle to Kolkata, returning Fri, 20 Feb, priced at ₹109,272 found 11 hours ago
Alaska Airlines
Sun, 1 Feb - Fri, 20 Feb
SEA
Seattle
CCU
Kolkata
₹109,801 Return, found 11 hours ago
₹109,801
Return
found 11 hours ago
Select Alaska Airlines flight, departing Sun, 1 Feb from Seattle to Kolkata, returning Fri, 20 Feb, priced at ₹109,801 found 11 hours ago
Alaska Airlines
Sun, 1 Feb - Fri, 20 Feb
SEA
Seattle
CCU
Kolkata
₹110,295 Return, found 11 hours ago
₹110,295
Return
found 11 hours ago
Select Alaska Airlines flight, departing Sun, 1 Feb from Seattle to Kolkata, returning Fri, 20 Feb, priced at ₹110,295 found 11 hours ago
Delta
Sun, 1 Feb - Fri, 20 Feb
SEA
Seattle
CCU
Kolkata
₹122,974 Return, found 11 hours ago
₹122,974
Return
found 11 hours ago
Select Delta flight, departing Sun, 1 Feb from Seattle to Kolkata, returning Fri, 20 Feb, priced at ₹122,974 found 11 hours ago
Air France
Sun, 1 Feb - Fri, 20 Feb
SEA
Seattle
CCU
Kolkata
₹124,050 Return, found 11 hours ago
₹124,050
Return
found 11 hours ago
Select Air France flight, departing Sun, 1 Feb from Seattle to Kolkata, returning Fri, 20 Feb, priced at ₹124,050 found 11 hours ago

Find the cheapest month to fly from Seattle (SEA) to Kolkata (CCU)

October is typically the cheapest month to fly

From ₹73,963 - ₹127,842 per traveller.
Flight from Seattle to Kolkata route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Netaji Subhash Chandra Bose Intl.
Airlines serving
Air France, British Airways, Emirates, KLM, Lufthansa, Qatar Airways, Turkish Airlines, Virgin Atlantic
Return price
₹83,384
Distance
11568 km

Seattle to Kolkata Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Seattle to Kolkata will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Kolkata.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SEA to CCU flights that won’t make your bank account wince. Ready to temporarily leave behind Seattle for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to CCU with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from SEA to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Sea-Tac Airport and CCU start from ₹83,384. Book ASAP to secure the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to CCU?
Most flights can be conveniently cancelled online, but whether you incur a fee varies between airlines. If you do need to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from SEA to Netaji Subhash Chandra Bose Intl. Airport (CCU) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to CCU flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
The distance is around 11,600 kilometres. Neck pillow? Check. Toiletries? Check. You'd be wise to pack all the travel comforts for this long-haul SeaTac to Kolkata flight.
Which airlines fly direct from SEA to Kolkata Airport?
There are no direct flights, so you'll need to make at least one stop between Seattle - Tacoma Intl. Airport (SEA) and CCU. Use the layover time to stretch your legs and grab a bite to eat.
Are Sea-Tac Airport to Kolkata Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from SEA to CCU can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out entirely! If you'd prefer to play it safe and start planning your trip early on, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines issue their prices so far in advance. Our top tip? Check back often as updates are made frequently.

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