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Cheap flights from St. Louis to Kolkata from ₹ 74,093

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 19/5. 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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Find the cheapest flights from St. Louis to Kolkata

Cheap return flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
09:46 - 02:30
STL
-
CCU
30h 14m
2 stops
Qatar Airways Logo
04:00 - 23:41
CCU
-
STL
30h 11m
2 stops
₹ 105,260Qatar Airways
Sun, 13 Sep - Thu, 17 Sep
Qatar Airways Logo
05:33 - 02:30
STL
-
CCU
34h 27m
2 stops
Qatar Airways Logo
04:00 - 20:08
CCU
-
STL
26h 38m
2 stops
₹ 107,555Qatar Airways
Fri, 9 Oct - Sat, 24 Oct
Qatar Airways Logo
11:15 - 02:30
STL
-
CCU
28h 45m
2 stops
Qatar Airways Logo
04:00 - 19:21
CCU
-
STL
25h 51m
2 stops
₹ 124,094Qatar Airways
Thu, 25 Jun - Fri, 3 Jul
Multiple Airlines Logo
19:56 - 02:30
STL
-
CCU
44h 04m
2 stops
Multiple Airlines Logo
04:00 - 14:43
CCU
-
STL
45h 13m
2 stops
₹ 137,670Multiple Airlines
Wed, 24 Jun - Wed, 5 Aug
Multiple Airlines Logo
07:31 - 20:30
STL
-
CCU
26h 29m
2 stops
Multiple Airlines Logo
04:10 - 19:21
CCU
-
STL
25h 41m
2 stops
₹ 148,282Multiple Airlines
Sat, 4 Jul - Fri, 31 Jul
Multiple Airlines Logo
07:05 - 19:15
STL
-
CCU
25h 40m
2 stops
Multiple Airlines Logo
09:50 - 21:30
CCU
-
STL
46h 10m
2 stops
₹ 149,812Multiple Airlines
Sat, 23 May - Thu, 11 Jun
Multiple Airlines Logo
13:27 - 08:50
STL
-
CCU
32h 53m
3 stops
Multiple Airlines Logo
16:10 - 14:55
CCU
-
STL
33h 15m
2 stops
₹ 153,540Multiple Airlines
Fri, 9 Oct - Sat, 24 Oct
Emirates Logo
07:05 - 19:15
STL
-
CCU
25h 40m
2 stops
Emirates Logo
20:55 - 12:11
CCU
-
STL
49h 46m
2 stops
₹ 155,166Emirates
Sat, 23 May - Wed, 10 Jun
Emirates Logo
07:05 - 19:15
STL
-
CCU
25h 40m
2 stops
Emirates Logo
20:55 - 12:11
CCU
-
STL
49h 46m
2 stops
₹ 155,452Emirates
Sat, 23 May - Wed, 10 Jun
Multiple Airlines Logo
06:00 - 03:00
STL
-
CCU
34h 30m
2 stops
Multiple Airlines Logo
21:30 - 19:21
CCU
-
STL
32h 21m
2 stops
₹ 163,483Multiple Airlines
Sun, 24 May - Wed, 10 Jun

Lufthansa flights from St. Louis to Kolkata

Our best Lufthansa deals on St. Louis to Kolkata flight tickets
Lufthansa
18 May
STL13:24Lambert-St Louis
28h 56m
3 stops
CCU04:50Kolkata Netaji S. Chandra
11 Jun
CCU22:00Kolkata Netaji S. Chandra
25h 55m
2 stops
STL13:25Lambert-St Louis
₹ 160,998
Lufthansa
18 May
STL13:24Lambert-St Louis
28h 56m
3 stops
CCU04:50Kolkata Netaji S. Chandra
10 Jun
CCU22:00Kolkata Netaji S. Chandra
49h 55m
2 stops
STL13:25Lambert-St Louis
₹ 163,292
Lufthansa
24 May
STL13:13Lambert-St Louis
33h 07m
3 stops
CCU08:50Kolkata Netaji S. Chandra
4 Jun
CCU22:00Kolkata Netaji S. Chandra
25h 55m
2 stops
STL13:25Lambert-St Louis
₹ 164,439

Etihad Airways flights from St. Louis to Kolkata

Our best Etihad Airways deals on St. Louis to Kolkata flight tickets
Etihad Airways
18 May
STL15:43Lambert-St Louis
42h 17m
2 stops
CCU20:30Kolkata Netaji S. Chandra
10 Jun
CCU21:30Kolkata Netaji S. Chandra
26h 12m
2 stops
STL13:12Lambert-St Louis
₹ 139,582
Etihad Airways
18 May
STL15:43Lambert-St Louis
42h 17m
2 stops
CCU20:30Kolkata Netaji S. Chandra
10 Jun
CCU21:30Kolkata Netaji S. Chandra
27h 26m
2 stops
STL14:26Lambert-St Louis
₹ 148,951
Etihad Airways
16 May
STL20:03Lambert-St Louis
37h 57m
2 stops
CCU20:30Kolkata Netaji S. Chandra
26 May
CCU04:10Kolkata Netaji S. Chandra
25h 41m
2 stops
STL19:21Lambert-St Louis
₹ 162,814

momondo Fare Finder

 
Customise 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 59,053 searches. Data last updated 13 May 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 return flight

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 13/9

09:46-02:30

2 stops30h 14m

Kolkata Netaji S. Chandra

Thu 17/9

04:00-23:41

2 stops30h 11m

₹ 105,260

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Fri 9/10

05:33-02:30

2 stops34h 27m

Kolkata Netaji S. Chandra

Sat 24/10

04:00-20:08

2 stops26h 38m

₹ 107,555

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Thu 25/6

11:15-02:30

2 stops28h 45m

Kolkata Netaji S. Chandra

Fri 3/7

04:00-19:21

2 stops25h 51m

₹ 124,094

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Wed 24/6

19:56-02:30

2 stops44h 04m

Kolkata Netaji S. Chandra

Wed 5/8

04:00-14:43

2 stops45h 13m

₹ 137,670
Fastest return journey

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sat 4/7

07:31-20:30

2 stops26h 29m

Kolkata Netaji S. Chandra

Fri 31/7

04:10-19:21

2 stops25h 41m

₹ 148,282

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sat 23/5

07:05-19:15

2 stops25h 40m

Kolkata Netaji S. Chandra

Thu 11/6

09:50-21:30

2 stops46h 10m

₹ 149,812

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Fri 9/10

13:27-08:50

3 stops32h 53m

Kolkata Netaji S. Chandra

Sat 24/10

16:10-14:55

2 stops33h 15m

₹ 153,540

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sat 23/5

07:05-19:15

2 stops25h 40m

Kolkata Netaji S. Chandra

Wed 10/6

20:55-12:11

2 stops49h 46m

₹ 155,166

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sat 23/5

07:05-19:15

2 stops25h 40m

Kolkata Netaji S. Chandra

Wed 10/6

20:55-12:11

2 stops49h 46m

₹ 155,452

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 24/5

06:00-03:00

2 stops34h 30m

Kolkata Netaji S. Chandra

Wed 10/6

21:30-19:21

2 stops32h 21m

₹ 163,483

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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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 typical price of a round-trip flight between St. Louis and Kolkata?

What is the cheapest month to fly to Kolkata?

If you are unable to visit Kolkata during the month of June, then departing from St. Louis during the month May is also very affordable. Most momondo users find prices during this month for around ₹ 105,738.

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 return 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

28h 00m

Direct flights

None
The fastest flight from St. Louis to Kolkata takes 28h 00m
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?

    The straight-line distance from Lambert-St Louis to Kolkata Netaji S. Chandra is 13200.2 km. By plane, this route typically takes 28h 00m.

  • 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 updated daily.

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

    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 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 required travel and health documents for your Kolkata Netaji S. Chandra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kolkata Netaji S. Chandra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Kolkata . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from St. Louis to Kolkata with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Price alerts on flights to Kolkata from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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