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Cheap flights from Kolkata to Washington from $532

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kolkata to Washington departing on 12/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Kolkata to Washington

Cheap round-trip flights

Logo
5:30 pm - 2:50 pmCCU-SEA
34h 50m2 stops
Logo
10:55 pm - 4:50 pmSEA-CCU
29h 25m2 stops
$1,056
Find Deal
Mon, Nov 3 - Wed, Apr 15
Air France Logo
7:05 pm - 5:40 pmCCU-SEA
35h 05m2 stops
Air France Logo
6:45 pm - 5:30 amSEA-CCU
46h 15m2 stops
$1,060Air France
Find Deal
Mon, Sep 15 - Mon, Sep 29
KLM Logo
4:20 pm - 11:50 amCCU-SEA
32h 00m2 stops
KLM Logo
3:00 pm - 7:10 amSEA-CCU
26h 40m2 stops
$1,143KLM
Find Deal
Sat, Oct 18 - Sun, Nov 2
Singapore Airlines Logo
11:40 pm - 7:10 amCCU-SEA
21h 00m1 stop
Singapore Airlines Logo
10:15 am - 10:15 pmSEA-CCU
23h 30m1 stop
$1,173Singapore Airlines
Find Deal
Mon, Nov 3 - Tue, Apr 14
Qatar Airways Logo
3:50 am - 12:45 pmCCU-SEA
21h 25m1 stop
Qatar Airways Logo
12:20 am - 1:55 amSEA-CCU
36h 05m2 stops
$1,200Qatar Airways
Find Deal
Sun, Oct 19 - Mon, Nov 3
KLM Logo
7:05 pm - 11:50 amCCU-SEA
29h 15m2 stops
KLM Logo
4:00 pm - 7:10 amSEA-CCU
26h 40m2 stops
$1,216KLM
Find Deal
Sat, Oct 18 - Fri, Oct 31
Qatar Airways Logo
3:50 am - 12:45 pmCCU-SEA
21h 25m1 stop
Qatar Airways Logo
6:10 am - 1:55 amSEA-CCU
31h 15m2 stops
$1,217Qatar Airways
Find Deal
Wed, Oct 15 - Fri, Oct 31
Singapore Airlines Logo
11:30 pm - 8:45 amCCU-SEA
45h 45m1 stop
Singapore Airlines Logo
9:45 am - 10:25 pmSEA-CCU
24h 10m1 stop
$1,221Singapore Airlines
Find Deal
Sun, Oct 19 - Sat, Nov 1
British Airways Logo
2:00 am - 5:35 pmCCU-PDX
52h 05m2 stops
British Airways Logo
7:25 pm - 10:30 amPDX-CCU
26h 35m2 stops
$2,344British Airways
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Thu, Oct 9 - Tue, Oct 14
British Airways Logo
2:00 am - 5:35 pmCCU-PDX
52h 05m2 stops
British Airways Logo
7:25 pm - 2:10 pmPDX-CCU
30h 15m2 stops
$2,655British Airways
Find Deal
Thu, Oct 9 - Tue, Oct 14

Qatar Airways flights from Kolkata to State of Washington

Our best Qatar Airways deals on Kolkata to State of Washington flight tickets
Qatar Airways
Oct 19
CCU3:50 amKolkata Netaji S. Chandra
21h 25m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Nov 3
SEA12:20 amSeattle/Tacoma Intl
36h 05m
2 stops
CCU1:55 amKolkata Netaji S. Chandra
$1,200
Find similar
Qatar Airways
Oct 15
CCU3:50 amKolkata Netaji S. Chandra
21h 25m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Oct 31
SEA6:10 amSeattle/Tacoma Intl
31h 15m
2 stops
CCU1:55 amKolkata Netaji S. Chandra
$1,217
Find similar
Qatar Airways
Oct 16
CCU3:50 amKolkata Netaji S. Chandra
21h 25m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Oct 31
SEA6:10 amSeattle/Tacoma Intl
31h 15m
2 stops
CCU1:55 amKolkata Netaji S. Chandra
$1,249
Find similar

KLM flights from Kolkata to State of Washington

Our best KLM deals on Kolkata to State of Washington flight tickets
KLM
Oct 18
CCU4:20 pmKolkata Netaji S. Chandra
32h 00m
2 stops
SEA11:50 amSeattle/Tacoma Intl
Nov 2
SEA3:00 pmSeattle/Tacoma Intl
26h 40m
2 stops
CCU7:10 amKolkata Netaji S. Chandra
$1,143
Find similar
KLM
Oct 18
CCU7:05 pmKolkata Netaji S. Chandra
29h 15m
2 stops
SEA11:50 amSeattle/Tacoma Intl
Oct 31
SEA4:00 pmSeattle/Tacoma Intl
26h 40m
2 stops
CCU7:10 amKolkata Netaji S. Chandra
$1,216
Find similar
KLM
Oct 20
CCU5:00 pmKolkata Netaji S. Chandra
31h 20m
2 stops
SEA11:50 amSeattle/Tacoma Intl
Nov 1
SEA2:40 pmSeattle/Tacoma Intl
29h 45m
2 stops
CCU8:55 amKolkata Netaji S. Chandra
$1,300
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kolkata to State of Washington 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, momondo users made 832,500 searches. Data last updated August 26, 2025.
Use the filters below to find and compare flights from Kolkata to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 11/3

5:30 pm-2:50 pm

2 stops34h 50m

Seattle/Tacoma Intl

Wed 4/15

10:55 pm-4:50 pm

2 stops29h 25m

$1,056

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 9/15

7:05 pm-5:40 pm

2 stops35h 05m

Seattle/Tacoma Intl

Mon 9/29

6:45 pm-5:30 am

2 stops46h 15m

$1,060

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 10/18

4:20 pm-11:50 am

2 stops32h 00m

Seattle/Tacoma Intl

Sun 11/2

3:00 pm-7:10 am

2 stops26h 40m

$1,143

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Mon 11/3

11:40 pm-7:10 am

1 stop21h 00m

Seattle/Tacoma Intl

Tue 4/14

10:15 am-10:15 pm

1 stop23h 30m

$1,173

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 10/19

3:50 am-12:45 pm

1 stop21h 25m

Seattle/Tacoma Intl

Mon 11/3

12:20 am-1:55 am

2 stops36h 05m

$1,200

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sat 10/18

7:05 pm-11:50 am

2 stops29h 15m

Seattle/Tacoma Intl

Fri 10/31

4:00 pm-7:10 am

2 stops26h 40m

$1,216

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Wed 10/15

3:50 am-12:45 pm

1 stop21h 25m

Seattle/Tacoma Intl

Fri 10/31

6:10 am-1:55 am

2 stops31h 15m

$1,217

KolkataSeattle

CCU - SEA

CCUSEA

Kolkata Netaji S. Chandra

Sun 10/19

11:30 pm-8:45 am

1 stop45h 45m

Seattle/Tacoma Intl

Sat 11/1

9:45 am-10:25 pm

1 stop24h 10m

$1,221

KolkataPortland

CCU - PDX

CCUPDX

Kolkata Netaji S. Chandra

Thu 10/9

2:00 am-5:35 pm

2 stops52h 05m

Portland

Tue 10/14

7:25 pm-10:30 am

2 stops26h 35m

$2,344

KolkataPortland

CCU - PDX

CCUPDX

Kolkata Netaji S. Chandra

Thu 10/9

2:00 am-5:35 pm

2 stops52h 05m

Portland

Tue 10/14

7:25 pm-2:10 pm

2 stops30h 15m

$2,655

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Kolkata to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

The month of November is, on average, the cheapest month to fly to State of Washington from Kolkata, with most prices found around $1,136. If you aren’t able to travel to State of Washington during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,262.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Kolkata to State of Washington is on a Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $1,396. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Kolkata to State of Washington for around $1,574.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Kolkata when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $1,375 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Kolkata for as low as $927 on momondo.

Can stopping save me money on Kolkata to State of Washington flights?

You could potentially save up to 47% on your flight if you consider stops on a Kolkata to State of Washington flight.

Cheap Kolkata to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kolkata to State of Washington

Direct flights

None
There are no direct flights from Kolkata to State of Washington. There are no popular flight routes from Kolkata to State of Washington.
Search flight deals

  • When did momondo last update prices for flights from Kolkata Netaji S. Chandra Airport to Washington?

    Prices for flights from Kolkata Netaji S. Chandra Airport to Washington are updated daily.

  • How many operators does momondo search for flights from Kolkata Netaji S. Chandra Airport to Washington?

  • How old do you have to be to fly from Kolkata Netaji S. Chandra Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kolkata Netaji S. Chandra Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kolkata to State of Washington

Compare and see reviews for airlines that fly from Kolkata to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $772Free CancellationRating
8.1
1,352 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $1,285Free CancellationRating
7.4
3,608 reviews
Search Qatar Airways flights
EmiratesPriceFrom $1,329Free CancellationRating
8.1
3,318 reviews
Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from Kolkata to Washington?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kolkata to Washington. momondo saves you time and could save you money on your trip.

Can I find flights from Kolkata to Washington with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington from Kolkata which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kolkata to Washington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kolkata to Washington.

I’m not ready to book a flight from Kolkata to Washington right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, momondo offers a useful price alert feature which will track prices for flights to Washington from Kolkata and alert you when they change.

An easier way to manage your State of Washington trip

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