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Kolkata

$540+ Cheap flights from St. Louis (STL) to Kolkata (CCU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CCU
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap flight deals from St. Louis to Kolkata

Cheapest flights from St. Louis to Kolkata
Explore the most affordable flight options available from St. Louis to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This Indian Eagle deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/301:59 pmSTL - CCU
2 stops24h 26mQatar Airways
vie. 1/233:25 amCCU - STL
2 stops31h 04mQatar Airways
Deal found 12/10$1,235
This FlightHub deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/291:59 pmSTL - CCU
2 stops24h 26mQatar Airways
vie. 1/233:25 amCCU - STL
2 stops31h 04mQatar Airways
Deal found 12/10$1,463
This FlightHub deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/271:59 pmSTL - CCU
2 stops24h 26mQatar Airways
vie. 1/233:25 amCCU - STL
2 stops31h 04mQatar Airways
Deal found 12/10$1,501
This Indian Eagle deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/312:50 pmSTL - CCU
2 stops23h 35mQatar Airways
vie. 1/233:25 amCCU - STL
2 stops31h 04mQatar Airways
Deal found 12/10$1,518
This KAYAK deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/289:08 amSTL - CCU
2 stops29h 17mQatar Airways
vie. 1/233:25 amCCU - STL
2 stops51h 34mQatar Airways
Deal found 12/10$1,687
This Indian Eagle deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2511:43 amSTL - CCU
2 stops26h 42mQatar Airways
vie. 1/233:25 amCCU - STL
2 stops31h 04mQatar Airways
Deal found 12/10$1,858
This KAYAK deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/2611:41 amSTL - CCU
2 stops26h 44mQatar Airways
vie. 1/233:25 amCCU - STL
2 stops31h 04mQatar Airways
Deal found 12/10$2,163
This KAYAK deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/289:08 amSTL - CCU
3 stops49h 32mMultiple Airlines
sáb. 1/248:45 pmCCU - STL
3 stops37h 29mMultiple Airlines
Deal found 12/10$2,342
This oojo deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2211:41 amSTL - CCU
2 stops26h 44mQatar Airways
sáb. 1/173:25 amCCU - STL
2 stops26h 19mQatar Airways
Deal found 12/9$2,457
This oojo deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/141:59 pmSTL - CCU
2 stops24h 26mQatar Airways
vie. 1/163:25 amCCU - STL
2 stops27h 56mQatar Airways
Deal found 12/11$2,568
This FlightHub deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/126:00 amSTL - CCU
2 stops32h 25mQatar Airways
mié. 1/73:25 amCCU - STL
2 stops29h 20mQatar Airways
Deal found 12/10$2,910

Find flight deals from St. Louis to Kolkata

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Kolkata (CCU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,032
(Indian Eagle)

One-way from

$540
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,448
Provider with most accurate pricing for Lambert-St Louis-Kolkata Netaji S. Chandra flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Kolkata Netaji S. Chandra flights.
Search Deals
From Lambert-St Louis to Kolkata Netaji S. Chandra
Search Deals
One-way flight from Lambert-St Louis to Kolkata Netaji S. Chandra
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
Use the filters below to find and compare flights from St. Louis to Kolkata that are best for you.

Fly from

St. Louis

Fly to

Kolkata

Route

Depart

Return

Price

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

mié. 1/21

7:15 am-1:55 am

2 stops31h 10m

Kolkata Netaji S. Chandra

jue. 2/5

3:25 am-6:14 pm

2 stops26h 19m

$1,032

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

vie. 2/27

2:00 pm-1:55 am

2 stops24h 25m

Kolkata Netaji S. Chandra

lun. 3/2

3:25 am-11:18 pm

2 stops31h 23m

$1,137

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

mié. 1/21

1:15 pm-8:40 am

3 stops31h 55m

Kolkata Netaji S. Chandra

vie. 2/6

9:00 pm-5:43 pm

3 stops32h 13m

$1,380

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

lun. 12/29

1:59 pm-1:55 am

2 stops24h 26m

Kolkata Netaji S. Chandra

vie. 1/23

3:25 am-10:59 pm

2 stops31h 04m

$1,463

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

sáb. 12/27

1:59 pm-1:55 am

2 stops24h 26m

Kolkata Netaji S. Chandra

vie. 1/23

3:25 am-10:59 pm

2 stops31h 04m

$1,501

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

mié. 12/31

2:50 pm-1:55 am

2 stops23h 35m

Kolkata Netaji S. Chandra

vie. 1/23

3:25 am-10:59 pm

2 stops31h 04m

$1,518

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

dom. 12/28

9:08 am-1:55 am

2 stops29h 17m

Kolkata Netaji S. Chandra

vie. 1/23

3:25 am-7:29 pm

2 stops51h 34m

$1,687

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

jue. 12/25

11:43 am-1:55 am

2 stops26h 42m

Kolkata Netaji S. Chandra

vie. 1/23

3:25 am-10:59 pm

2 stops31h 04m

$1,858

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

vie. 12/26

11:41 am-1:55 am

2 stops26h 44m

Kolkata Netaji S. Chandra

vie. 1/23

3:25 am-10:59 pm

2 stops31h 04m

$2,163

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

dom. 1/4

2:50 pm-7:25 am

3 stops29h 05m

Kolkata Netaji S. Chandra

sáb. 1/24

7:30 pm-9:15 pm

3 stops37h 15m

$2,238

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 11 results
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Compare providers for flights from St. Louis to Kolkata

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Kolkata in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Kolkata flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Kolkata flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Kolkata flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Kolkata flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Kolkata flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Kolkata

What is the cheapest time of day to fly from STL to CCU?

Find hourly flight availability from St. Louis to Kolkata. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

A simple way to save on the total cost of your ticket is to fly from St. Louis to Kolkata in the morning. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from St. Louis to Kolkata?

Reviews of airlines servicing Kolkata

Get insights into the airlines that provide service to Kolkata. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kolkata. Reviews last updated diciembre 12, 2025.
See what other customers who have flown with Qatar Airways and American Airlines from St. Louis to Kolkata have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,677 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,677 reviews
Qatar Airways
7.4
Good
3,677 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
American Airlines
7.2
Good
11,049 reviews
Qatar Airways
7.4
Good
3,677 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Kolkata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Kolkata?

    Airlines like Qatar Airways and Lufthansa fly from St. Louis to Kolkata in about 31h 10m. The time it takes to get you to your destination can typically vary by up to 45m. There are 8188 mi between St. Louis and Kolkata. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from St. Louis to Kolkata round-trip?

    Flying on Qatar Airways is currently your cheapest option to Kolkata, with prices starting at $1,116. Another option worth looking into is American Airlines, starting at $1,327 round trip. These flights start at 12% lower than the current average price 3 months from now.

  • Can I find deals for flights from St. Louis to Kolkata that include hotel bookings?

    Yes. In addition to deals on St. Louis to Kolkata flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Kolkata?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Kolkata.

  • Can I find deals for business class flights from St. Louis to Kolkata?

    Yes. Cheapflights offers flight deals from St. Louis to Kolkata by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Kolkata

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Kolkata flights
Columbia to Kolkata flights

Top 2 airlines flying from St. Louis to Kolkata

Discover the top 2 airlines that operate flights from St. Louis to Kolkata. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,116Average$1,259FlexibilityNo cancel feeOn-time68%
American AirlinesCheapest$1,327Average$1,377FlexibilityNo cancel feeOn-time71%

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