$634+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BLR
Jun 21 — Jun 281
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Bangalore with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Bangalore
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Best
Last-minute
One-way
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 May 22, 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 May 22, 2026.
This Etihad Airways deal was found by Cheapflights users on 5/17. 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.
Wed 9/95:27 am
STL
- BLR
2 stops35h 18m
Multiple Airlines
Mon 9/2810:15 pm
BLR
- STL
2 stops33h 18m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$1,130
This oojo deal was found by Cheapflights users on 5/22. 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 9/912:59 pm
STL
- BLR
2 stops25h 01m
Lufthansa
Sun 9/273:00 am
BLR
- STL
1 stop20h 55m
Lufthansa
Deal found 5/22![Lufthansa logo]()
$1,220
This FlightHub deal was found by Cheapflights users on 5/17. 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.
Thu 9/1012:59 pm
STL
- BLR
3 stops31h 51m
Lufthansa
Mon 9/2810:00 pm
BLR
- STL
2 stops25h 55m
Lufthansa
Deal found 5/17![Lufthansa logo]()
$1,275
This Etihad Airways deal was found by Cheapflights users on 5/22. 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 7/125:10 am
STL
- BLR
2 stops28h 15m
Multiple Airlines
Sun 7/264:35 am
BLR
- STL
2 stops38h 47m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,277
This Qatar Airways deal was found by Cheapflights users on 5/21. 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 9/1710:14 am
STL
- BLR
2 stops30h 31m
Qatar Airways
Mon 9/214:00 am
BLR
- STL
2 stops29h 42m
Qatar Airways
Deal found 5/21![Qatar Airways logo]()
$1,316
This Justfly.com deal was found by Cheapflights users on 5/22. 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.
Mon 7/139:39 am
STL
- BLR
2 stops31h 06m
Qatar Airways
Mon 7/274:00 am
BLR
- STL
2 stops28h 19m
Qatar Airways
Deal found 5/22![Qatar Airways logo]()
$1,348
This Mytrip deal was found by Cheapflights users on 5/17. 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 9/912:59 pm
STL
- BLR
3 stops25h 01m
Air Canada
Sun 9/272:10 am
BLR
- STL
3 stops28h 20m
Air Canada
Deal found 5/17![Air Canada logo]()
$1,356
This Etihad Airways deal was found by Cheapflights users on 5/17. 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 7/39:39 am
STL
- BLR
2 stops23h 46m
Multiple Airlines
Tue 7/144:35 am
BLR
- STL
2 stops25h 16m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$1,361
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 May 22, 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 May 22, 2026.
This Etihad Airways deal was found by Cheapflights users on 5/17. 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 7/39:39 am
STL
- BLR
2 stops23h 46m
Multiple Airlines
Tue 7/144:35 am
BLR
- STL
2 stops25h 16m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$1,361
This Qatar Airways deal was found by Cheapflights users on 5/20. 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.
Tue 7/149:39 am
STL
- BLR
2 stops31h 06m
Qatar Airways
Thu 7/234:00 am
BLR
- STL
2 stops30h 46m
Qatar Airways
Deal found 5/20![Qatar Airways logo]()
$1,443
This British Airways deal was found by Cheapflights users on 5/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:12 pm
STL
- BLR
2 stops43h 58m
British Airways
Sat 7/256:50 am
BLR
- STL
2 stops45h 02m
British Airways
Deal found 5/22![British Airways logo]()
$1,739
This Lufthansa deal was found by Cheapflights users on 5/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:30 pm
STL
- BLR
1 stop23h 20m
Lufthansa
Sun 6/219:30 pm
BLR
- STL
2 stops26h 25m
Lufthansa
Deal found 5/18![Lufthansa logo]()
$1,891
This Etihad Airways deal was found by Cheapflights users on 5/21. 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 7/126:55 am
STL
- BLR
2 stops26h 30m
Multiple Airlines
Thu 8/134:55 pm
BLR
- STL
2 stops30h 29m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$1,410
This Qatar Airways deal was found by Cheapflights users on 5/22. 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.
Mon 7/139:39 am
STL
- BLR
2 stops31h 06m
Qatar Airways
Wed 7/294:00 am
BLR
- STL
2 stops30h 28m
Qatar Airways
Deal found 5/22![Qatar Airways logo]()
$1,443
This Qatar Airways deal was found by Cheapflights users on 5/22. 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.
Tue 7/149:39 am
STL
- BLR
2 stops30h 21m
Qatar Airways
Mon 7/274:00 am
BLR
- STL
2 stops26h 23m
Qatar Airways
Deal found 5/22![Qatar Airways logo]()
$1,443
This Qatar Airways deal was found by Cheapflights users on 5/22. 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.
Tue 7/149:39 am
STL
- BLR
2 stops31h 06m
Qatar Airways
Wed 7/294:00 am
BLR
- STL
2 stops30h 28m
Qatar Airways
Deal found 5/22![Qatar Airways logo]()
$1,443
This British Airways deal was found by Cheapflights users on 5/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/73:25 pm
STL
- BLR
2 stops46h 45m
British Airways
Tue 8/182:40 am
BLR
- STL
1 stop27h 20m
British Airways
Deal found 5/21![British Airways logo]()
$1,779
This oojo deal was found by Cheapflights users on 5/17. 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 7/33:30 pm
STL
- BLR
1 stop23h 20m
Lufthansa
Mon 7/133:00 am
BLR
- STL
1 stop20h 55m
Lufthansa
Deal found 5/17![Lufthansa logo]()
$2,120
This Qatar Airways deal was found by Cheapflights users on 5/22. 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 7/91:25 pm
STL
- BLR
2 stops27h 20m
Qatar Airways
Fri 7/244:25 am
BLR
- STL
2 stops30h 21m
Qatar Airways
Deal found 5/22![Qatar Airways logo]()
$1,920
Last-minute flights from St. Louis to BangaloreDiscover last-minute flight deals from St. Louis to Bangalore. Data last updated May 22, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Bangalore. Data last updated May 22, 2026 and is based on user searches.
This Indian Eagle deal was found by Cheapflights users on 5/18. 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.
Sat 5/301:19 pm
STL
- BLR
2 stops27h 11m
Qatar Airways
Thu 7/24:00 am
BLR
- STL
2 stops29h 23m
Qatar Airways
Deal found 5/18![Qatar Airways logo]()
$6,795
This BusinessClass deal was found by Cheapflights users on 5/18. 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.
Mon 6/19:24 am
STL
- BLR
2 stops24h 01m
Etihad Airways
Mon 6/2910:15 pm
BLR
- STL
2 stops25h 27m
Etihad Airways
Deal found 5/18![Etihad Airways logo]()
$5,421
This BusinessClass deal was found by Cheapflights users on 5/18. 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.
Mon 6/19:24 am
STL
- BLR
2 stops24h 01m
Etihad Airways
Sun 6/2810:15 pm
BLR
- STL
2 stops25h 27m
Etihad Airways
Deal found 5/18![Etihad Airways logo]()
$5,571
This BusinessClass deal was found by Cheapflights users on 5/18. 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.
Mon 6/11:13 pm
STL
- BLR
2 stops24h 47m
Lufthansa
Sun 6/283:00 am
BLR
- STL
1 stop20h 55m
Lufthansa
Deal found 5/18![Lufthansa logo]()
$5,840
This BusinessClass deal was found by Cheapflights users on 5/18. 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.
Mon 6/11:13 pm
STL
- BLR
2 stops24h 47m
Lufthansa
Tue 6/303:00 am
BLR
- STL
2 stops23h 16m
Lufthansa
Deal found 5/18![Lufthansa logo]()
$5,851
This FlightHub deal was found by Cheapflights users on 5/18. 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.
Mon 6/12:36 pm
STL
- BLR
2 stops26h 09m
Qatar Airways
Tue 6/304:00 am
BLR
- STL
2 stops30h 29m
Qatar Airways
Deal found 5/18![Qatar Airways logo]()
$6,116
This FlightHub deal was found by Cheapflights users on 5/18. 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.
Mon 6/12:36 pm
STL
- BLR
2 stops26h 09m
Qatar Airways
Wed 7/14:25 am
BLR
- STL
2 stops30h 04m
Qatar Airways
Deal found 5/18![Qatar Airways logo]()
$6,202
This Justfly.com deal was found by Cheapflights users on 5/18. 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.
Mon 6/12:15 pm
STL
- BLR
2 stops24h 35m
Multiple Airlines
Mon 6/293:00 am
BLR
- STL
1 stop20h 55m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$6,208
This FlightHub deal was found by Cheapflights users on 5/18. 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.
Mon 6/12:15 pm
STL
- BLR
2 stops24h 35m
Multiple Airlines
Sun 6/283:00 am
BLR
- STL
2 stops28h 56m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$6,218
This FlightHub deal was found by Cheapflights users on 5/18. 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.
Mon 6/11:05 pm
STL
- BLR
2 stops25h 45m
Air Canada
Sun 6/283:00 am
BLR
- STL
2 stops27h 55m
Air Canada
Deal found 5/18![Air Canada logo]()
$6,407
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 May 22, 2026.
Search for one-way flight options from St. Louis to Bangalore. Find affordable one-way fares based on user searches. Data last updated May 22, 2026.
This BusinessClass deal was found by Cheapflights users on 5/18. 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.
Tue 7/149:22 am
STL
- BLR
2 stops29h 58m
SAUDIA
Deal found 5/18![SAUDIA logo]()
$634
This Etihad Airways deal was found by Cheapflights users on 5/21. 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 6/193:12 pm
STL
- BLR
2 stops25h 33m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$734
This Mytrip deal was found by Cheapflights users on 5/18. 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 7/148:55 am
STL
- BLR
3 stops29h 45m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$935
This Ovago deal was found by Cheapflights users on 5/18. 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.
Tue 7/149:35 pm
STL
- BLR
1 stop40h 35m
British Airways
Deal found 5/18![British Airways logo]()
$1,207
This KAYAK deal was found by Cheapflights users on 5/21. 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.
Fri 6/193:30 pm
STL
- BLR
1 stop23h 20m
Lufthansa
Deal found 5/21![Lufthansa logo]()
$1,589
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 May 22, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,130 (Etihad Airways) |
One-way from | $634 (BusinessClass) |
Popular in | July |
Cheapest in | April |
Average price | $1,337 |
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 May 22, 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
Fri 7/3
9:39 am-7:55 pm
2 stops23h 46m
Bengaluru Intl
Tue 7/14
4:35 am-7:21 pm
2 stops25h 16m
$1,361
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Sun 7/12
6:55 am-7:55 pm
2 stops26h 30m
Bengaluru Intl
Thu 8/13
4:55 pm-12:54 pm
2 stops30h 29m
$1,410
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Tue 7/14
9:39 am-3:15 am
2 stops31h 06m
Bengaluru Intl
Thu 7/23
4:00 am-12:16 am
2 stops30h 46m
$1,443
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Mon 7/13
9:39 am-3:15 am
2 stops31h 06m
Bengaluru Intl
Wed 7/29
4:00 am-11:58 pm
2 stops30h 28m
$1,443
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Tue 7/14
9:39 am-2:30 am
2 stops30h 21m
Bengaluru Intl
Mon 7/27
4:00 am-7:53 pm
2 stops26h 23m
$1,443
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Tue 7/14
9:39 am-3:15 am
2 stops31h 06m
Bengaluru Intl
Wed 7/29
4:00 am-11:58 pm
2 stops30h 28m
$1,443
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Fri 7/10
6:12 pm-12:40 am
2 stops43h 58m
Bengaluru Intl
Sat 7/25
6:50 am-5:22 pm
2 stops45h 02m
$1,739
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Fri 8/7
3:25 pm-12:40 am
2 stops46h 45m
Bengaluru Intl
Tue 8/18
2:40 am-7:30 pm
1 stop27h 20m
$1,779
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Mon 6/15
3:30 pm-1:20 am
1 stop23h 20m
Bengaluru Intl
Sun 6/21
9:30 pm-1:25 pm
2 stops26h 25m
$1,891
St. LouisBengaluru
STL - BLR
STLBLR
Lambert-St Louis
Thu 7/9
1:25 pm-3:15 am
2 stops27h 20m
Bengaluru Intl
Fri 7/24
4:25 am-12:16 am
2 stops30h 21m
$1,920
Showing 1-10 of 14 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 May.
| 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 |
- 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 $1,041). Flying from St. Louis to Bengaluru in July is currently the most expensive (average of $1,836). 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 May 22, 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.
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$955 | Average$1,426 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$1,030 | Average$1,258 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,096 | Average$1,767 | FlexibilityNo cancel fee | On-timeN/A |