$400 - Flight tickets from Seattle(SEA) to Kolkata(CCU)
12:17 AM on Nov 03, 2025 SEA
2 Stops {ORD | DEL} | Trip Duration: 29 hr 18 min
06:05 PM on Nov 04, 2025 CCU
Alaska Airlines 384 | Air India 126 / 2737
Book flights from SEA to CCU at 12:17 AM with Air India on Nov 03, 2025
$400
03:46 PM on Nov 03, 2025 SEA
2 Stops {SFO | BOM} | Trip Duration: 29 hr 14 min
09:30 AM on Nov 04, 2025 CCU
Alaska Airlines 1284 | Air India 180 / 2771
Book flights from SEA to CCU at 03:46 PM with Air India on Nov 03, 2025
$805.80
10:54 PM on Nov 03, 2025 SEA
2 Stops {EWR | DEL} | Trip Duration: 27 hr 41 min
03:05 PM on Nov 04, 2025 CCU
United Airlines 341 | Air India 106 / 2767
Book flights from SEA to CCU at 10:54 PM with Air India on Nov 03, 2025
$817.60
09:30 PM on Nov 03, 2025 SEA
2 Stops {EWR | DEL} | Trip Duration: 29 hr 05 min
03:05 PM on Nov 05, 2025 CCU
Alaska Airlines 314 | Air India 106 / 2767
Book flights from SEA to CCU at 09:30 PM with Air India on Nov 03, 2025
$825.60
07:10 PM on Nov 03, 2025 SEA
2 Stops {IST | DEL} | Trip Duration: 34 hr 25 min
06:05 PM on Nov 04, 2025 CCU
Turkish Airlines 204 / 716 | Air India 2737
Book flights from SEA to CCU at 07:10 PM with Turkish Airlines on Nov 03, 2025
$841.80
Hurry! Only 0 seats left at this fare
07:10 PM on Nov 03, 2025 SEA
2 Stops {IST | BOM} | Trip Duration: 30 hr 50 min
02:30 PM on Nov 05, 2025 CCU
Turkish Airlines 204 / 720 | Air India 2471
Book flights from SEA to CCU at 07:10 PM with Turkish Airlines on Nov 03, 2025
$846.20
Hurry! Only 0 seats left at this fare
07:10 PM on Nov 03, 2025 SEA
2 Stops {IST | BOM} | Trip Duration: 30 hr 50 min
02:30 PM on Nov 05, 2025 CCU
Turkish Airlines 204 / 720 | Air India 2471
Book flights from SEA to CCU at 07:10 PM with Turkish Airlines on Nov 03, 2025
$849.20
Hurry! Only 0 seats left at this fare
07:10 PM on Nov 03, 2025 SEA
2 Stops {IST | BOM} | Trip Duration: 31 hr 55 min
03:35 PM on Nov 05, 2025 CCU
Flight 4739 operated by IndiGo Turkish Airlines 204 / 720 / 4739
Book flights from SEA to CCU at 07:10 PM with Turkish Airlines on Nov 03, 2025
$849.60
Hurry! Only 0 seats left at this fare
07:00 AM on Nov 03, 2025 SEA
2 Stops {SFO | SIN} | Trip Duration: 26 hr 45 min
10:15 PM on Nov 05, 2025 CCU
Flight 1321 operated by Alaska Airlines Singapore Airlines 1321 / 31 / 516
Book flights from SEA to CCU at 07:00 AM with Singapore Airlines on Nov 03, 2025
$865.80
Hurry! Only 4 seats left at this fare
07:00 AM on Nov 03, 2025 SEA
2 Stops {SFO | SIN} | Trip Duration: 26 hr 45 min
10:15 PM on Nov 05, 2025 CCU
Flight 1321 operated by Alaska Airlines Singapore Airlines 1321 / 31 / 516
Book flights from SEA to CCU at 07:00 AM with Singapore Airlines on Nov 03, 2025
$895.00
Hurry! Only 4 seats left at this fare
02:45 PM on Nov 03, 2025 SEA
2 Stops {LAX | SIN} | Trip Duration: 43 hr 00 min
10:15 PM on Nov 05, 2025 CCU
Flight 1267 operated by Alaska Airlines Singapore Airlines 1267 / 35 / 516
Book flights from SEA to CCU at 02:45 PM with Singapore Airlines on Nov 03, 2025
$902.80
Hurry! Only 4 seats left at this fare
06:30 AM on Nov 03, 2025 SEA
2 Stops {LAX | SIN} | Trip Duration: 51 hr 15 min
10:15 PM on Nov 05, 2025 CCU
Flight 1323 operated by Alaska Airlines Singapore Airlines 1323 / 37 / 516
Book flights from SEA to CCU at 06:30 AM with Singapore Airlines on Nov 03, 2025
$918.82
Hurry! Only 4 seats left at this fare
11:40 PM on Nov 03, 2025 SEA
2 Stops {JFK | AUH} | Trip Duration: 38 hr 50 min
03:00 AM on Nov 05, 2025 CCU
Flight 8406 operated by JetBlue Airways Etihad Airways 8406 / 2 / 220
Book flights from SEA to CCU at 11:40 PM with Etihad Airways on Nov 03, 2025
$930.00
Hurry! Only 2 seats left at this fare
11:40 PM on Nov 03, 2025 SEA
2 Stops {JFK | AUH} | Trip Duration: 38 hr 50 min
03:00 AM on Nov 05, 2025 CCU
Flight 8406 operated by JetBlue Airways Etihad Airways 8406 / 2 / 220
Book flights from SEA to CCU at 11:40 PM with Etihad Airways on Nov 03, 2025
$967.00
Hurry! Only 2 seats left at this fare
11:55 PM on Nov 03, 2025 SEA
2 Stops {ORD | AUH} | Trip Duration: 38 hr 35 min
03:00 AM on Nov 05, 2025 CCU
American Airlines 2548 | Etihad Airways 10 / 220
Book flights from SEA to CCU at 11:55 PM with Etihad Airways on Nov 03, 2025
$991.20
11:40 PM on Nov 03, 2025 SEA
2 Stops {JFK | AUH} | Trip Duration: 32 hr 25 min
08:35 PM on Nov 05, 2025 CCU
Flight 8406 operated by JetBlue Airways Etihad Airways 8406 / 2 / 222
Book flights from SEA to CCU at 11:40 PM with Etihad Airways on Nov 03, 2025
$994.20
01:30 AM on Nov 03, 2025 SEA
2 Stops {TPE | SIN} | Trip Duration: 32 hr 15 min
10:15 PM on Nov 05, 2025 CCU
EVA Air 25 / 215 | Singapore Airlines 516
Book flights from SEA to CCU at 01:30 AM with EVA Air on Nov 03, 2025
$1046.20
Hurry! Only 2 seats left at this fare
01:30 AM on Nov 03, 2025 SEA
2 Stops {TPE | SIN} | Trip Duration: 32 hr 15 min
10:15 PM on Nov 05, 2025 CCU
EVA Air 25 / 215 | Singapore Airlines 516
Book flights from SEA to CCU at 01:30 AM with EVA Air on Nov 03, 2025
$1062.20
Hurry! Only 2 seats left at this fare
10:50 AM on Nov 03, 2025 SEA
2 Stops {ORD | DXB} | Trip Duration: 32 hr 50 min
08:10 AM on Nov 05, 2025 CCU
Flight 6356 operated by United Airlines Emirates 6356 / 236 / 570
Book flights from SEA to CCU at 10:50 AM with Emirates on Nov 03, 2025
$1211.20
Hurry! Only 4 seats left at this fare
10:55 PM on Nov 03, 2025 SEA
2 Stops {JFK | DXB} | Trip Duration: 31 hr 50 min
07:15 PM on Nov 05, 2025 CCU
Alaska Airlines 22 | Emirates 204 / 572
Book flights from SEA to CCU at 10:55 PM with Emirates on Nov 03, 2025
$1339.03
10:55 PM on Nov 03, 2025 SEA
2 Stops {JFK | DXB} | Trip Duration: 31 hr 50 min
07:15 PM on Nov 05, 2025 CCU
Alaska Airlines 22 | Emirates 204 / 572
Book flights from SEA to CCU at 10:55 PM with Emirates on Nov 03, 2025
$1350.20
05:15 PM on Nov 03, 2025 SEA
1 Stop {DXB} | Trip Duration: 26 hr 25 min
08:10 AM on Nov 06, 2025 CCU
Emirates 230 / 570
Book flights from SEA to CCU at 05:15 PM with Emirates on Nov 03, 2025
$1375.70
Hurry! Only 0 seats left at this fare
04:30 PM on Oct 22, 2025 SEA
1 Stop {DOH} | Trip Duration: 21 hr 20 min
02:20 AM on Oct 24, 2025 CCU
Qatar Airways 720 / 540
Book flights from SEA to CCU at 04:30 PM with Qatar Airways on Oct 22, 2025
$1382.20
04:30 PM on Oct 22, 2025 SEA
1 Stop {DOH} | Trip Duration: 21 hr 20 min
02:20 AM on Oct 24, 2025 CCU
Qatar Airways 720 / 540
Book flights from SEA to CCU at 04:30 PM with Qatar Airways on Oct 22, 2025
$1391.42
11:27 AM on Oct 22, 2025 SEA
2 Stops {SFO | DOH} | Trip Duration: 26 hr 23 min
02:20 AM on Oct 24, 2025 CCU
Flight 3372 operated by Alaska Airlines Qatar Airways 3372 / 738 / 540
Book flights from SEA to CCU at 11:27 AM with Qatar Airways on Oct 22, 2025
$1395.20
05:59 PM on Oct 22, 2025 SEA
2 Stops {SFO | DOH} | Trip Duration: 43 hr 51 min
02:20 AM on Oct 25, 2025 CCU
Flight 3448 operated by Alaska Airlines Qatar Airways 3448 / 738 / 540
Book flights from SEA to CCU at 05:59 PM with Qatar Airways on Oct 22, 2025
$1566.70
Hurry! Only 4 seats left at this fare
12:50 PM on Oct 22, 2025 SEA
2 Stops {ICN | BKK} | Trip Duration: 23 hr 25 min
12:45 AM on Oct 24, 2025 CCU
Korean Air 42 / 651 | Thai Airways International 313
Book flights from SEA to CCU at 12:50 PM with Korean Air on Oct 22, 2025
$3689.60
Prices observed in the past 7 days start at 400 for one-way flights and 1389.14 for round trips, for the specified period. Availability and prices are subject to change, and additional terms may apply.
This 'round trip flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
SEA 02:20 PM Sep 12, 2025
33 hr 05 min 
2 Stops
2 Stops CCU 11:55 AM Sep 14, 2025
CCU 12:40 PM Sep 27, 2025
34 hr 49 min 2 Stops
2 Stops SEA 10:59 AM Sep 28, 2025
$1389.14
Found 18hrs ago
This 'round trip flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
SEA 07:10 PM Sep 12, 2025
29 hr 15 min 2 Stops
2 Stops CCU 12:55 PM Sep 14, 2025
CCU 10:15 PM Sep 27, 2025
31 hr 30 min 2 Stops
2 Stops SEA 05:15 PM Sep 28, 2025
$1456.27
Found 20hrs ago
This 'round trip flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
SEA 11:40 PM Sep 12, 2025
32 hr 25 min 2 Stops
2 Stops CCU 08:35 PM Sep 14, 2025
CCU 10:00 PM Sep 27, 2025
36 hr 40 min 2 Stops
2 Stops SEA 10:10 PM Sep 28, 2025
$1468.27
Found 20hrs ago
This 'round trip flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
SEA 02:20 PM Sep 12, 2025
28 hr 50 min 2 Stops
2 Stops CCU 07:40 AM Sep 14, 2025
CCU 09:20 PM Sep 27, 2025
32 hr 09 min 2 Stops
2 Stops SEA 04:59 PM Sep 28, 2025
$1527.47
Found 18hrs ago
This 'one-way flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
SEA 12:17 AM Nov 03, 2025
29 hr 18 min 2 Stops
2 Stops CCU 06:05 PM Nov 04, 2025
$400
Found 18hrs ago
This 'one-way flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
SEA 07:10 PM Nov 03, 2025
34 hr 25 min 2 Stops
2 Stops CCU 06:05 PM Nov 04, 2025
$805.80
Found 20hrs ago
This 'one-way flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
SEA 07:00 AM Nov 03, 2025
26 hr 45 min 2 Stops
2 Stops CCU 10:15 PM Nov 05, 2025
$841.80
Found 20hrs ago
This 'one-way flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
SEA 11:40 PM Nov 03, 2025
38 hr 50 min 2 Stops
2 Stops CCU 03:00 AM Nov 05, 2025
$846.20
Found 18hrs ago
This 'multi-city flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
CCU 02:30 AM Dec 14, 2025
15 hr 45 min Non Stop
Non Stop LHR 07:45 AM Dec 15, 2025
ORD 11:14 AM Dec 18, 2025
13 hr 35 min 1 Stop
1 Stop CCU 10:49 PM Dec 19, 2025
$1006.17
Found 18hrs ago
This 'multi-city flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
CCU 01:30 AM Dec 14, 2025
22 hr 00 min 1 Stop
1 Stop LHR 01:00 PM Dec 16, 2025
ORD 02:55 PM Dec 18, 2025
06 hr 24 min 1 Stop
1 Stop CCU 07:19 PM Dec 18, 2025
$1236.17
Found 20hrs ago
Find the Cheapest Day for Flights from SEA to CCU
One-Way flights from SEA to CCU
Round Trip from SEA to CCU
Multi-City Flights from SEA to CCU
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Book Cheap Flights from Seattle to Kolkata
Seattle to Kolkata is one of the busiest United States-India routes. Both Seattle and Kolkata are world-class cities having mutual interests in various niches. A fair percentage of visitors to Kolkata come from Seattle, US. The annual number of travelers from Seattle is expected to rise for cheap flights to Kolkata. You can get the best Seattle to Kolkata itinerary with cheapest flight tickets at Indian Eagle.
Qatar Airways, Delta Air Lines, Jet Airways, Emirates, Air India, Etihad Airways, British Airways, United Airlines, Cathay Pacific and other airlines operate cheap flights from Seattle to Kolkata Netaji Subhas Chandra Bose Airport India. Kolkata is a prime destination for tourists as they get easy access to nearby popular tourist places. We book air travel to these tourist places from Seattle via Kolkata at the lowest prices.
Indian Eagle issues the cheapest tickets for flights to Kolkata from Seattle (SEA) in business class and economy class. We have the best deals for business class flights and the cheapest airline tickets for economy class travel to Kolkata from Seattle-Tacoma International Airport and nearby airports. Book your air travel at Indian Eagle and board cheap Kolkata flights from Seattle.
Tips on booking Cheap Flights to Kolkata (CCU):
- Book your flights to Kolkata at least 21 days before your travel dates to get the lowest fares
- Do travel cheap on weekdays to Kolkata rather than weekends when airfares include weekend surcharges
- Travel to Kolkata before the beginning or the end of major festivals and peak tourist seasons
- Choose the best deal from a range of airfares if your travel to Kolkata is flexible
- Check the best possible flights from airports nearby Seattle on IndianEagle.com
- Subscribe for our newsletter to receive the lowest airfare alerts in your email inbox for SEA to CCU
FAQs for Booking Flights from Seattle to Kolkata
Do airlines from Seattle to Kolkata offer sleeping areas?
Yes, many airlines provide sleeping areas to passengers from the Seattle to Kolkata flight route. However, passengers need to pay some extra amount to avail of this facility depending on the airline.
How can I get a boarding pass after booking a ticket for my Seattle to Kolkata flight?
You need to visit the website of the airline to get the boarding pass after booking confirmation. Do web check-in and take a printout of your boarding pass. However, if you want to receive the boarding pass at the airport, you need to show your ticket and booking confirmation to the airline staff and they will give you the printed boarding pass.
How long does a flight from Seattle to Kolkata take?
20 hours and 40 minutes is the average flight duration from Seattle to Kolkata.
What is the cheapest day of the week to fly from Seattle to Kolkata?
Tuesday is usually the cheapest of the week to fly from Seattle to Kolkata.
Which airlines provide the cheapest flights from Seattle to Kolkata?
Air India, KLM, Qatar, and Singapore Airlines are among the most popular airlines that offer cheap flights from Seattle to Kolkata.
How many flights fly from Seattle to Kolkata every day?
Around 96 flights fly from Seattle to Kolkata every day.
What is the cheapest time to fly from Seattle to Kolkata?
The cheapest time to fly from Seattle to Kolkata is April.
Can I carry food on my Seattle to Kolkata flight?
Different airlines have different rules for carrying food on Seattle to Kolkata flights. It is recommended to check with your airline if it allows passengers to carry food on the Seattle to Kolkata route.
How much time does it take to get confirmation on a flight ticket from Seattle to Kolkata?
Every airline has a different time duration for sending the flight ticket confirmation from Seattle to Kolkata. Airlines like American Airline send the ticket confirmation within 4 hours of booking the flight. However, if you don?t get the confirmation within 4-5 hours, you are suggested to contact the airline for the confirmation status. You can book flight tickets via Indian Eagle and get your ticket confirmation within a few minutes.
What are the latest flight offers at Indian Eagle for flights between Seattle and Kolkata?
Indian Eagle provides so many deals and offers on flights from SEA to CCU. Please contact us to know the current offers running at Indian Eagle for flights between Seattle and Kolkata.
How can I recover baggage lost during a flight from Seattle to Kolkata?
You need to contact the airline for checked-in baggage, exchange baggage, mishandled baggage, or items lost. You can also check with airport staff in case of any confusion.
Do I need a passport to fly between Seattle to Kolkata?
Yes, you need a passport to fly between Seattle to Kolkata.
Is it cheaper to purchase flight tickets from Seattle to Kolkata at the last minute?
Yes, it is possible to get cheap last-minute flights from Seattle to Kolkata. For last-minute cheap flight tickets, please contact Indian Eagle at 001-800-615-3969.
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