$916.98 - Flight tickets from Saint louis(STL) to Kolkata(CCU)
06:15 AM on May 19, 2026 STL
2 Stops {EWR | DEL} | Trip Duration: 46 hr 35 min
03:20 PM on May 21, 2026 CCU
United Airlines 3621 / 82 | Air India 2767
Book flights from STL to CCU at 06:15 AM with United Airlines on May 19, 2026
$916.98
Hurry! Only 1 seat left at this fare
11:34 AM on May 19, 2026 STL
2 Stops {EWR | DEL} | Trip Duration: 30 hr 46 min
04:50 AM on May 21, 2026 CCU
United Airlines 3573 / 82 | Air India 2702
Book flights from STL to CCU at 11:34 AM with United Airlines on May 19, 2026
$967.31
Hurry! Only 3 seats left at this fare
01:24 PM on May 19, 2026 STL
3 Stops {ORD | MUC | DEL} | Trip Duration: 28 hr 56 min
04:50 AM on May 21, 2026 CCU
Flight 8923 operated by GOJET AIRLINES FOR UNITED EXPRESS FOR UNITED AIRLINES | Flight 9269 operated by United Airlines | Flight 5286 operated by Air India Lufthansa 8923 / 9269 / 762 / 5286
Book flights from STL to CCU at 01:24 PM with Lufthansa on May 19, 2026
$1028.10
Hurry! Only 1 seat left at this fare
07:09 PM on May 19, 2026 STL
3 Stops {ORD | MUC | DEL} | Trip Duration: 51 hr 11 min
08:50 AM on May 22, 2026 CCU
Flight 8793 operated by GOJET AIRLINES FOR UNITED EXPRESS FOR UNITED AIRLINES | Flight 9269 operated by United Airlines | Flight 5286 operated by Air India Lufthansa 8793 / 9269 / 762 / 5286
Book flights from STL to CCU at 07:09 PM with Lufthansa on May 19, 2026
$1311.00
Hurry! Only 4 seats left at this fare
03:20 PM on May 19, 2026 STL
3 Stops {ORD | MUC | DEL} | Trip Duration: 27 hr 00 min
04:50 AM on May 21, 2026 CCU
Flight 4487 operated by GOJET AIRLINES DBA UNITED EXPRESS | Flight 9269 operated by United Airlines | Flight 5286 operated by Air India United Airlines 4487 | Lufthansa 9269 / 762 / 5286
Book flights from STL to CCU at 03:20 PM with Lufthansa on May 19, 2026
$1542.15
Hurry! Only 3 seats left at this fare
01:24 PM on May 19, 2026 STL
3 Stops {ORD | MUC | DEL} | Trip Duration: 56 hr 56 min
08:50 AM on May 22, 2026 CCU
Flight 8923 operated by GOJET AIRLINES FOR UNITED EXPRESS FOR UNITED AIRLINES | Flight 5286 operated by Air India Lufthansa 8923 / 435 / 762 / 5286
Book flights from STL to CCU at 01:24 PM with Lufthansa on May 19, 2026
$1622.94
Hurry! Only 2 seats left at this fare
07:05 AM on May 19, 2026 STL
2 Stops {ORD | AUH} | Trip Duration: 26 hr 55 min
08:30 PM on May 20, 2026 CCU
American Airlines 2444 | Etihad Airways 10 / 222
Book flights from STL to CCU at 07:05 AM with Etihad Airways on May 19, 2026
$1694.80
03:42 PM on May 19, 2026 STL
2 Stops {LGA | AUH} | Trip Duration: 48 hr 48 min
03:00 AM on May 22, 2026 CCU
Flight 4521 operated by REPUBLIC AIRWAYS AS AMERICAN EAGLE American Airlines 4521 | Etihad Airways 2 / 220
Book flights from STL to CCU at 03:42 PM with Etihad Airways on May 19, 2026
$1821.73
03:43 PM on May 19, 2026 STL
2 Stops {DCA | AUH} | Trip Duration: 48 hr 47 min
03:00 AM on May 22, 2026 CCU
Flight 5541 operated by PSA AIRLINES AS AMERICAN EAGLE American Airlines 5541 | Etihad Airways 6 / 220
Book flights from STL to CCU at 03:43 PM with Etihad Airways on May 19, 2026
$1825.89
05:49 PM on May 19, 2026 STL
2 Stops {BOS | AUH} | Trip Duration: 46 hr 41 min
03:00 AM on May 22, 2026 CCU
Flight 4224 operated by ENVOY AIR AS AMERICAN EAGLE American Airlines 4224 | Etihad Airways 8 / 220
Book flights from STL to CCU at 05:49 PM with Etihad Airways on May 19, 2026
$2316.10
02:15 PM on May 19, 2026 STL
2 Stops {YYZ | DEL} | Trip Duration: 35 hr 05 min
11:50 AM on May 21, 2026 CCU
Flight 8888 operated by AIR CANADA EXPRESS - JAZZ Air Canada 8888 / 42 | Air India 1791
Book flights from STL to CCU at 02:15 PM with Air Canada on May 19, 2026
$2326.70
Hurry! Only 2 seats left at this fare
07:05 AM on May 19, 2026 STL
2 Stops {YYZ | DEL} | Trip Duration: 35 hr 15 min
04:50 AM on May 21, 2026 CCU
Air Canada 1574 / 42 | Air India 2702
Book flights from STL to CCU at 07:05 AM with Air Canada on May 19, 2026
$2567.40
Hurry! Only 1 seat left at this fare
06:00 AM on May 19, 2026 STL
3 Stops {SEA | NRT | DEL} | Trip Duration: 41 hr 10 min
09:40 AM on May 21, 2026 CCU
Flight 5439 operated by ALASKA | Flight 9080 operated by IndiGo Japan Airlines 5439 / 67 / 749 / 9080
Book flights from STL to CCU at 06:00 AM with Japan Airlines on May 19, 2026
$2670.40
Hurry! Only 4 seats left at this fare
06:21 AM on May 19, 2026 STL
3 Stops {LAX | HND | DEL} | Trip Duration: 52 hr 54 min
09:45 PM on May 21, 2026 CCU
Flight 7537 operated by SKYWEST AIRLINES AS AMERICAN EAGLE | Flight 7017 operated by American Airlines | Flight 9603 operated by IndiGo Japan Airlines 7537 / 7017 / 39 / 9603
Book flights from STL to CCU at 06:21 AM with Japan Airlines on May 19, 2026
$2892.40
Hurry! Only 4 seats left at this fare
07:05 AM on May 19, 2026 STL
3 Stops {ORD | HND | DEL} | Trip Duration: 52 hr 10 min
09:45 PM on May 21, 2026 CCU
Flight 7683 operated by American Airlines | Flight 9603 operated by IndiGo Japan Airlines 7683 / 9 / 39 / 9603
Book flights from STL to CCU at 07:05 AM with Japan Airlines on May 19, 2026
$2943.40
Hurry! Only 4 seats left at this fare
07:12 AM on May 19, 2026 STL
3 Stops {DFW | HND | DEL} | Trip Duration: 52 hr 03 min
09:45 PM on May 21, 2026 CCU
Flight 7254 operated by American Airlines | Flight 7013 operated by American Airlines | Flight 9603 operated by IndiGo Japan Airlines 7254 / 7013 / 39 / 9603
Book flights from STL to CCU at 07:12 AM with Japan Airlines on May 19, 2026
$6433.80
Hurry! Only 3 seats left at this fare
07:09 PM on May 19, 2026 STL
2 Stops {ORD | DXB} | Trip Duration: 61 hr 36 min
07:15 PM on May 22, 2026 CCU
Flight 4580 operated by GOJET AIRLINES DBA UNITED EXPRESS United Airlines 4580 | Emirates 236 / 572
Book flights from STL to CCU at 07:09 PM with Emirates on May 19, 2026
$6612.48
Hurry! Only 4 seats left at this fare
Prices observed in the past 7 days start at 916.98 for one-way flights and 5811.82 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.
STL 01:52 PM Nov 17, 2026
49 hr 18 min 
2 Stops
2 Stops CCU 02:40 AM Nov 20, 2026
CCU 08:55 PM Mar 10, 2027
30 hr 09 min 2 Stops
2 Stops STL 03:34 PM Mar 11, 2027
$5811.82
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.
STL 07:00 AM Nov 17, 2026
31 hr 25 min 2 Stops
2 Stops CCU 01:55 AM Nov 19, 2026
CCU 03:25 AM Mar 10, 2027
31 hr 49 min 2 Stops
2 Stops STL 11:44 PM Mar 10, 2027
$6688.69
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.
STL 07:00 AM Nov 17, 2026
53 hr 10 min 3 Stops
3 Stops CCU 11:40 PM Nov 19, 2026
CCU 06:45 AM Mar 10, 2027
42 hr 29 min 3 Stops
3 Stops STL 01:44 PM Mar 11, 2027
$6889.89
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.
STL 11:45 AM Nov 17, 2026
44 hr 40 min 2 Stops
2 Stops CCU 07:55 PM Nov 19, 2026
CCU 12:30 AM Mar 10, 2027
32 hr 55 min 2 Stops
2 Stops STL 09:55 PM Mar 10, 2027
$10080.99
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.
STL 06:15 AM May 19, 2026
46 hr 35 min 2 Stops
2 Stops CCU 03:20 PM May 21, 2026
$916.98
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.
STL 01:24 PM May 19, 2026
28 hr 56 min 3 Stops
3 Stops CCU 04:50 AM May 21, 2026
$1028.10
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.
STL 07:05 AM May 19, 2026
26 hr 55 min 2 Stops
2 Stops CCU 08:30 PM May 20, 2026
$1311.00
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.
STL 07:05 AM May 19, 2026
35 hr 15 min 2 Stops
2 Stops CCU 04:50 AM May 21, 2026
$1622.94
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 May 29, 2026
15 hr 45 min Non Stop
Non Stop LHR 07:45 AM May 30, 2026
ORD 11:14 AM Jun 02,2026
13 hr 35 min 1 Stop
1 Stop CCU 10:49 PM Jun 03,2026
$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 May 29, 2026
22 hr 00 min 1 Stop
1 Stop LHR 01:00 PM May 30, 2026
ORD 02:55 PM Jun 02,2026
06 hr 24 min 1 Stop
1 Stop CCU 07:19 PM Jun 03,2026
$1236.17
Found 20hrs ago
Find the Cheapest Day for Flights from STL to CCU
One-Way flights from STL to CCU
Round Trip from STL to CCU
Multi-City Flights from STL to CCU
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Find the Best Cheap Flights from Saint louis to Kolkata
Travel to Kolkata without exceeding your budget with Indian Eagle, one of the leading online flight booking agencies. We help you get the cheapest airfare travel from the USA to your chosen destination. You can experience the ease of travel between Saint louis and Kolkata with Indian Eagle's uncomplicated booking process and the best customer care support. Indian Eagle makes your trip affordable by providing cheap Saint louis to Kolkata flights.
You can plan your trip, book cheap STL to CCU flights with us easily. So that you can experience a memorable and budget-friendly adventure.
Top 5 Must-Do Activities in Kolkata
Here are some of the top things you can do in Kolkata with which you can have an unforgettable travel experience.
- Visit some iconic landmarks that show the great richness of culture and history.
- Walk around the local markets, buy unique souvenirs, try local street food, and also enjoy the local feel of Kolkata.
- Take a nature walk or enjoy nature on scenic walks or hikes.
- Enjoy local cuisine with authentic flavors that will give you the true flavor of Kolkata.
- Discover art and culture through visits to the museums and galleries, thus experiencing local creativity and traditions.
How to Book a Cheap Flight from Saint louis to Kolkata With Indian Eagle?
Flexible dates need to be selected to get a low fare. Indian Eagle provides the advanced fare calendar. Through this, it enables multiple choices and shows the days when traveling from Saint louis to Kolkata is affordable. It will simply allow you to alter dates so you can save more by getting cheap flights from STL to CCU.
Our fare alerts will keep you updated on any changes in prices. Sign up for alerts on your Saint louis to Kolkata route, and Indian Eagle will let you know when the prices drop. That way, you don't need to check fares every day, we'll tell you when it's time to book for the best price.
Flights with layovers can save a lot of money. Indian Eagle offers you detailed options for layovers on your journey from Saint louis to Kolkata. If time permits, a one-stop or two-stop flight can be very cost-effective while allowing you to visit another city on the way.
So, what are you waiting for? Start visiting and exploring the attractions of Kolkata. Markets and landmarks are surrounded by delectable food served along with local traditions. Book cheap flights from Saint louis to Kolkata and discover the treasures in the depths of this place.
Frequently Asked Questions:
When should I book cheap flight tickets from Saint louis to Kolkata?
The best time to book cheap flight tickets from Saint louis to Kolkata is 4-6 weeks in advance, when cheaper fares will be available before the peak travel seasons.
How early should I arrive at the airport for my Saint louis to Kolkata flight?
To ensure a smooth check-in process, it's recommended to arrive at least 3 hours before departure for an international flight.
Do I get a refund if I change my Saint louis to Kolkata flight after it's been booked?
Changes can be done with charges that are based on the flight's changing policy. You can connect with Indian Eagle's customer service for guidance.
Does Indian Eagle offer last-minute flights from Saint louis to Kolkata?
Yes, we do provide the cheapest last-minute Saint louis to Kolkata flights.
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