Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Kolkata from $629

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Kolkata departing on 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Kolkata

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
11:01 am - 2:30 am
STL
-
CCU
28h 59m
2 stops
Qatar Airways Logo
4:00 am - 9:43 pm
CCU
-
STL
28h 13m
2 stops
$1,227Qatar Airways
Thu, Sep 17 - Mon, Sep 21
Etihad Airways Logo
9:25 am - 8:30 pm
STL
-
CCU
24h 35m
2 stops
Etihad Airways Logo
3:50 am - 12:16 am
CCU
-
STL
30h 56m
2 stops
$1,258Etihad Airways
Tue, Jul 21 - Mon, Jul 27
Multiple Airlines Logo
5:10 am - 2:55 am
STL
-
CCU
35h 15m
2 stops
Multiple Airlines Logo
9:30 pm - 7:30 pm
CCU
-
STL
32h 30m
2 stops
$1,271Multiple Airlines
Sun, Aug 2 - Sun, Aug 9
Qatar Airways Logo
5:10 am - 1:55 am
STL
-
CCU
33h 15m
2 stops
Qatar Airways Logo
3:25 am - 10:59 pm
CCU
-
STL
31h 04m
2 stops
$1,717Qatar Airways
Tue, Dec 8 - Tue, Jan 12
British Airways Logo
2:54 pm - 3:10 pm
STL
-
CCU
36h 46m
3 stops
British Airways Logo
10:30 pm - 10:22 am
CCU
-
STL
47h 22m
3 stops
$1,859British Airways
Tue, Dec 8 - Wed, Jan 13
Lufthansa Logo
7:05 pm - 8:50 am
STL
-
CCU
51h 15m
3 stops
Lufthansa Logo
10:00 pm - 1:25 pm
CCU
-
STL
25h 55m
2 stops
$2,020Lufthansa
Sun, Aug 2 - Sun, Aug 9
Lufthansa Logo
1:13 pm - 4:50 am
STL
-
CCU
29h 07m
3 stops
Lufthansa Logo
10:00 pm - 1:25 pm
CCU
-
STL
25h 55m
2 stops
$2,023Lufthansa
Tue, Jul 21 - Tue, Jul 28
Multiple Airlines Logo
12:10 pm - 8:15 am
STL
-
CCU
33h 35m
3 stops
Multiple Airlines Logo
1:30 pm - 1:25 pm
CCU
-
STL
34h 25m
3 stops
$2,066Multiple Airlines
Tue, Jul 21 - Tue, Jul 28
Multiple Airlines Logo
1:08 pm - 8:40 am
STL
-
CCU
32h 02m
3 stops
Multiple Airlines Logo
9:55 am - 3:30 pm
CCU
-
STL
41h 05m
2 stops
$2,103Multiple Airlines
Tue, Dec 8 - Wed, Jan 13
Multiple Airlines Logo
8:55 am - 2:55 am
STL
-
CCU
31h 30m
3 stops
Multiple Airlines Logo
9:30 pm - 2:04 pm
CCU
-
STL
27h 04m
3 stops
$2,669Multiple Airlines
Sun, Aug 2 - Sun, Aug 9

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Lufthansa flights from St. Louis to Kolkata

Our best Lufthansa deals on St. Louis to Kolkata flight tickets
Lufthansa
Aug 2
STL7:05 pmLambert-St Louis
51h 15m
3 stops
CCU8:50 amKolkata Netaji S. Chandra
Aug 9
CCU10:00 pmKolkata Netaji S. Chandra
25h 55m
2 stops
STL1:25 pmLambert-St Louis
$2,020
Lufthansa
Jul 21
STL1:13 pmLambert-St Louis
29h 07m
3 stops
CCU4:50 amKolkata Netaji S. Chandra
Jul 28
CCU10:00 pmKolkata Netaji S. Chandra
25h 55m
2 stops
STL1:25 pmLambert-St Louis
$2,023

Qatar Airways flights from St. Louis to Kolkata

Our best Qatar Airways deals on St. Louis to Kolkata flight tickets
Qatar Airways
Sep 17
STL11:01 amLambert-St Louis
28h 59m
2 stops
CCU2:30 amKolkata Netaji S. Chandra
Sep 21
CCU4:00 amKolkata Netaji S. Chandra
28h 13m
2 stops
STL9:43 pmLambert-St Louis
$1,227
Qatar Airways
Dec 8
STL5:10 amLambert-St Louis
33h 15m
2 stops
CCU1:55 amKolkata Netaji S. Chandra
Jan 12
CCU3:25 amKolkata Netaji S. Chandra
31h 04m
2 stops
STL10:59 pmLambert-St Louis
$1,717

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Kolkata 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 June 23, 2026.
Use the filters below to find and compare flights from St. Louis to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Thu 9/17

11:01 am-2:30 am

2 stops28h 59m

Kolkata Netaji S. Chandra

Mon 9/21

4:00 am-9:43 pm

2 stops28h 13m

$1,227

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Tue 7/21

9:25 am-8:30 pm

2 stops24h 35m

Kolkata Netaji S. Chandra

Mon 7/27

3:50 am-12:16 am

2 stops30h 56m

$1,258

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 8/2

5:10 am-2:55 am

2 stops35h 15m

Kolkata Netaji S. Chandra

Sun 8/9

9:30 pm-7:30 pm

2 stops32h 30m

$1,271

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Tue 12/8

5:10 am-1:55 am

2 stops33h 15m

Kolkata Netaji S. Chandra

Tue 1/12

3:25 am-10:59 pm

2 stops31h 04m

$1,717

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Tue 12/8

2:54 pm-3:10 pm

3 stops36h 46m

Kolkata Netaji S. Chandra

Wed 1/13

10:30 pm-10:22 am

3 stops47h 22m

$1,859

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 8/2

7:05 pm-8:50 am

3 stops51h 15m

Kolkata Netaji S. Chandra

Sun 8/9

10:00 pm-1:25 pm

2 stops25h 55m

$2,020
Quickest round-trip

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Tue 7/21

1:13 pm-4:50 am

3 stops29h 07m

Kolkata Netaji S. Chandra

Tue 7/28

10:00 pm-1:25 pm

2 stops25h 55m

$2,023

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Tue 7/21

12:10 pm-8:15 am

3 stops33h 35m

Kolkata Netaji S. Chandra

Tue 7/28

1:30 pm-1:25 pm

3 stops34h 25m

$2,066

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Tue 12/8

1:08 pm-8:40 am

3 stops32h 02m

Kolkata Netaji S. Chandra

Wed 1/13

9:55 am-3:30 pm

2 stops41h 05m

$2,103

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 8/2

8:55 am-2:55 am

3 stops31h 30m

Kolkata Netaji S. Chandra

Sun 8/9

9:30 pm-2:04 pm

3 stops27h 04m

$2,669

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to Kolkata from

How to get the cheapest flight ticket from St. Louis to Kolkata

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 Kolkata?

The month of June is, on average, the cheapest month to fly to Kolkata from St. Louis, with most prices found around $0. If you aren’t able to travel during the month of June, then book flights to Kolkata from St. Louis during May instead. Flights to Kolkata in May, while not as cheap as those in June, still average around $1,104.

When to book flights from St. Louis to Kolkata

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Kolkata according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Kolkata (STL to CCU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Kolkata

Fastest flight time

26h 30m

Direct flights

None
The fastest flight from St. Louis to Kolkata takes 26h 30m
There are no direct flights from St. Louis to Kolkata. There are no popular flight routes from St. Louis to Kolkata.
Search flight deals

Frequently asked questions about flying from St. Louis to Kolkata

  • How far is Lambert-St Louis to Kolkata Netaji S. Chandra by plane?

    Kolkata Netaji S. Chandra is 8202.2 mi away from Lambert-St Louis. By plane, this route typically takes 26h 30m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Kolkata Netaji S. Chandra Airport?

    Prices for flights from Lambert-St Louis Airport to Kolkata Netaji S. Chandra Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Kolkata Netaji S. Chandra Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Kolkata Netaji S. Chandra Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The travel and health documents required for your trip to Kolkata Netaji S. Chandra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kolkata Netaji S. Chandra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from St. Louis to Kolkata?

Best airlines flying from St. Louis to Kolkata

Compare and see reviews for airlines that fly from St. Louis to Kolkata with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,075Free CancellationRating
7.3
3,730 reviews
Search Qatar Airways flights
American AirlinesPriceFrom $1,327Free CancellationRating
7.1
11,750 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Kolkata?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kolkata from St. Louis.

Can I find flights from St. Louis to Kolkata with flexible booking policies on momondo?

Yes. All flights to Kolkata from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Kolkata?

Once you have performed a search for St. Louis to Kolkata flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Kolkata from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Kolkata trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 7/23
Thu 7/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to India

Airports servicing West Bengal

Bagdogra Airport