$586+ Cheap flights from St. Louis (STL) to Bengaluru (BLR)
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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BLR
Jul 29 — Aug 51
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Bangalore with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from St. Louis to BangaloreExplore the most affordable flight options available from St. Louis to Bangalore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 29, 2026.
Explore the most affordable flight options available from St. Louis to Bangalore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 29, 2026.
This Etihad Airways deal was found by Cheapflights users on 6/26. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:34 am
STL
- BLR
2 stops32h 11m
Multiple Airlines
Wed 9/2310:15 pm
BLR
- STL
2 stops33h 40m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,130
This Etihad Airways deal was found by Cheapflights users on 6/26. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:21 am
STL
- BLR
2 stops31h 24m
Multiple Airlines
Sun 11/110:00 pm
BLR
- STL
2 stops29h 48m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,190
This Etihad Airways deal was found by Cheapflights users on 6/26. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:03 am
STL
- BLR
2 stops34h 27m
Multiple Airlines
Sun 12/2010:00 am
BLR
- STL
2 stops46h 38m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,232
This Virgin Atlantic deal was found by Cheapflights users on 6/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:10 pm
STL
- BLR
2 stops29h 30m
Virgin Atlantic
Thu 8/202:50 pm
BLR
- STL
2 stops37h 33m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$1,239
This FlightHub deal was found by Cheapflights users on 6/26. 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.
Sun 10/181:00 pm
STL
- BLR
2 stops27h 00m
Qatar Airways
Thu 11/123:50 am
BLR
- STL
2 stops28h 35m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,245
This oojo deal was found by Cheapflights users on 6/26. 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.
Mon 9/712:59 pm
STL
- BLR
2 stops25h 01m
Lufthansa
Tue 9/223:00 am
BLR
- STL
1 stop20h 55m
Lufthansa
Deal found 6/26![Lufthansa logo]()
$1,284
This Justfly.com deal was found by Cheapflights users on 6/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:20 am
STL
- BLR
2 stops33h 40m
Qatar Airways
Fri 11/133:50 am
BLR
- STL
2 stops27h 07m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,285
This Qatar Airways deal was found by Cheapflights users on 6/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:14 am
STL
- BLR
2 stops36h 11m
Qatar Airways
Tue 11/103:50 am
BLR
- STL
2 stops30h 09m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,316
This FlightHub deal was found by Cheapflights users on 6/26. 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.
Fri 10/166:51 pm
STL
- BLR
2 stops27h 34m
Qatar Airways
Fri 11/133:50 am
BLR
- STL
2 stops28h 35m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,325
Best flights from St. Louis to BangaloreDiscover carefully curated flight deals from St. Louis to Bangalore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 29, 2026.
Discover carefully curated flight deals from St. Louis to Bangalore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 29, 2026.
This Etihad Airways deal was found by Cheapflights users on 6/27. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:34 am
STL
- BLR
2 stops32h 11m
Multiple Airlines
Wed 9/2310:15 pm
BLR
- STL
2 stops33h 40m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$1,130
This Virgin Atlantic deal was found by Cheapflights users on 6/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:10 pm
STL
- BLR
2 stops29h 30m
Virgin Atlantic
Thu 8/202:50 pm
BLR
- STL
2 stops37h 33m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$1,239
This oojo deal was found by Cheapflights users on 6/27. 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.
Mon 9/712:59 pm
STL
- BLR
2 stops25h 01m
Lufthansa
Tue 9/223:00 am
BLR
- STL
1 stop20h 55m
Lufthansa
Deal found 6/27![Lufthansa logo]()
$1,284
This Qatar Airways deal was found by Cheapflights users on 6/27. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:46 pm
STL
- BLR
2 stops33h 39m
Qatar Airways
Mon 9/219:10 pm
BLR
- STL
2 stops35h 15m
Qatar Airways
Deal found 6/27![Qatar Airways logo]()
$1,316
This Etihad Airways deal was found by Cheapflights users on 6/26. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:03 am
STL
- BLR
2 stops34h 27m
Multiple Airlines
Sun 12/2010:00 am
BLR
- STL
2 stops46h 38m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,232
This Qatar Airways deal was found by Cheapflights users on 6/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:00 pm
STL
- BLR
2 stops33h 25m
Qatar Airways
Sun 11/153:50 am
BLR
- STL
2 stops28h 35m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,316
This Qatar Airways deal was found by Cheapflights users on 6/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:47 am
STL
- BLR
2 stops30h 13m
Qatar Airways
Fri 11/133:50 am
BLR
- STL
2 stops27h 07m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,356
This oojo deal was found by Cheapflights users on 6/26. 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.
Fri 10/301:08 pm
STL
- BLR
2 stops49h 22m
Lufthansa
Sun 12/2010:25 pm
BLR
- STL
3 stops30h 01m
Lufthansa
Deal found 6/26![Lufthansa logo]()
$1,519
This Qatar Airways deal was found by Cheapflights users on 6/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:00 pm
STL
- BLR
2 stops27h 00m
Qatar Airways
Tue 11/103:50 am
BLR
- STL
2 stops28h 35m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,356
This Qatar Airways deal was found by Cheapflights users on 6/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:14 am
STL
- BLR
2 stops36h 11m
Qatar Airways
Sat 11/143:15 am
BLR
- STL
2 stops27h 45m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,356
Last-minute flights from St. Louis to BangaloreDiscover last-minute flight deals from St. Louis to Bangalore. Data last updated June 29, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Bangalore. Data last updated June 29, 2026 and is based on user searches.
This BusinessClass deal was found by Cheapflights users on 6/27. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/29:25 am
STL
- BLR
2 stops24h 00m
Etihad Airways
Sun 7/1210:15 pm
BLR
- STL
2 stops24h 56m
Etihad Airways
Deal found 6/27![Etihad Airways logo]()
$5,478
This Ovago deal was found by Cheapflights users on 6/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:32 am
STL
- BLR
2 stops39h 03m
Etihad Airways
Thu 8/64:55 pm
BLR
- STL
2 stops30h 29m
Etihad Airways
Deal found 6/23![Etihad Airways logo]()
$1,357
This oojo deal was found by Cheapflights users on 6/23. 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.
Wed 7/221:13 pm
STL
- BLR
2 stops25h 37m
Lufthansa
Thu 8/69:30 pm
BLR
- STL
3 stops28h 46m
Lufthansa
Deal found 6/23![Lufthansa logo]()
$1,658
This Indian Eagle deal was found by Cheapflights users on 6/25. 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.
Wed 7/223:30 pm
STL
- BLR
2 stops29h 20m
Lufthansa
Tue 8/43:00 am
BLR
- STL
1 stop20h 55m
Lufthansa
Deal found 6/25![Lufthansa logo]()
$1,697
This CheapOair deal was found by Cheapflights users on 6/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:10 pm
STL
- BLR
2 stops25h 50m
Multiple Airlines
Wed 8/53:00 am
BLR
- STL
3 stops47h 16m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$1,720
This Mytrip deal was found by Cheapflights users on 6/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:10 pm
STL
- BLR
3 stops34h 25m
Multiple Airlines
Tue 8/41:15 am
BLR
- STL
2 stops29h 39m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$2,542
One-way flights from St. Louis to BangaloreSearch for one-way flight options from St. Louis to Bangalore. Find affordable one-way fares based on user searches. Data last updated June 29, 2026.
Search for one-way flight options from St. Louis to Bangalore. Find affordable one-way fares based on user searches. Data last updated June 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/274:57 pm
STL
- BLR
3 stops40h 28m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$586
This oojo deal was found by Cheapflights users on 6/28. 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.
Tue 8/41:14 pm
STL
- BLR
2 stops33h 11m
Qatar Airways
Deal found 6/28![Qatar Airways logo]()
$670
This Mytrip deal was found by Cheapflights users on 6/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:10 pm
STL
- BLR
3 stops31h 45m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$678
This oojo deal was found by Cheapflights users on 6/26. 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.
Mon 7/277:22 pm
STL
- BLR
2 stops51h 03m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$695
This Ovago deal was found by Cheapflights users on 6/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/59:25 am
STL
- BLR
2 stops37h 10m
Etihad Airways
Deal found 6/28![Etihad Airways logo]()
$735
This oojo deal was found by Cheapflights users on 6/26. 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.
Mon 7/273:30 pm
STL
- BLR
1 stop23h 20m
Lufthansa
Deal found 6/26![Lufthansa logo]()
$827
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/56:02 am
STL
- BLR
3 stops41h 43m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$1,305
This oojo deal was found by Cheapflights users on 6/28. 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.
Sun 7/53:30 pm
STL
- BLR
1 stop23h 20m
Lufthansa
Deal found 6/28![Lufthansa logo]()
$1,592
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:29 am
STL
- BLR
3 stops53h 21m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$2,539
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:00 am
STL
- BLR
3 stops38h 55m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$2,569
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:54 pm
STL
- BLR
3 stops28h 56m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$2,702
Find flight deals from St. Louis to Bangalore
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Bangalore (BLR). 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 June 29, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,130 (Etihad Airways) |
One-way from | $586 (Kiwi.com) |
Popular in | March |
Cheapest in | April |
Average price | $1,814 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Bangalore 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 June 29, 2026.
Use the filters below to find and compare flights from St. Louis to Bengaluru that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Mon 9/7
8:34 am-3:15 am
2 stops32h 11m
Bengaluru Intl
Wed 9/23
10:15 pm-9:25 pm
2 stops33h 40m
$1,130
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Fri 10/30
6:03 am-3:00 am
2 stops34h 27m
Bengaluru Intl
Sun 12/20
10:00 am-9:08 pm
2 stops46h 38m
$1,232
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Tue 8/4
2:10 pm-6:10 am
2 stops29h 30m
Bengaluru Intl
Thu 8/20
2:50 pm-5:53 pm
2 stops37h 33m
$1,239
Quickest round-trip
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Mon 9/7
12:59 pm-12:30 am
2 stops25h 01m
Bengaluru Intl
Tue 9/22
3:00 am-1:25 pm
1 stop20h 55m
$1,284
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Thu 9/17
12:46 pm-8:55 am
2 stops33h 39m
Bengaluru Intl
Mon 9/21
9:10 pm-9:55 pm
2 stops35h 15m
$1,316
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Wed 10/14
1:00 pm-8:55 am
2 stops33h 25m
Bengaluru Intl
Sun 11/15
3:50 am-8:55 pm
2 stops28h 35m
$1,316
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Wed 10/14
9:47 am-2:30 am
2 stops30h 13m
Bengaluru Intl
Fri 11/13
3:50 am-7:27 pm
2 stops27h 07m
$1,356
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Sat 10/17
1:00 pm-2:30 am
2 stops27h 00m
Bengaluru Intl
Tue 11/10
3:50 am-8:55 pm
2 stops28h 35m
$1,356
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Thu 10/15
10:14 am-8:55 am
2 stops36h 11m
Bengaluru Intl
Sat 11/14
3:15 am-7:30 pm
2 stops27h 45m
$1,356
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Fri 10/30
1:08 pm-1:00 am
2 stops49h 22m
Bengaluru Intl
Sun 12/20
10:25 pm-4:56 pm
3 stops30h 01m
$1,519
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Bangalore
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 Bangalore in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Bengaluru flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on St. Louis-Bengaluru flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from St. Louis-Bengaluru flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Bengaluru flights, Cheapflights users trust Ovago the most. Ovago 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-Bengaluru 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 Bangalore
Have a flexible travel schedule? Discover the best time to fly to Bangalore from St. Louis with our price prediction graph.
STL-BLR
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 Bengaluru
What is the cheapest month to book a flight from St. Louis to Bengaluru?
Currently, April is the cheapest month in which you can book a flight from St. Louis to Bengaluru (average of $1,040). Flying from St. Louis to Bengaluru in March is currently the most expensive (average of $2,398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from St. Louis to Bengaluru?
Reviews of airlines servicing Bangalore
Get insights into the airlines that provide service to Bangalore. 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 Bangalore. Reviews last updated June 29, 2026.
See what other customers who have flown with Delta,Qatar Airways, andLufthansa from St. Louis to Bengaluru have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Bangalore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 3 airlines flying from St. Louis to Bangalore
Discover the top 3 airlines that operate flights from St. Louis to Bangalore. 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 June 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$955 | Average$1,367 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$1,030 | Average$1,222 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,096 | Average$1,767 | FlexibilityNo cancel fee | On-timeN/A |