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Cheap flights from St. Louis to Bengaluru from ₹ 78,106

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 24/12. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BLR
14 Sep — 21 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Bangalore

Enter your travel dates to find the best prices.

Cheapest flights from St. Louis to Bangalore
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 15 August 2026.

Fri 25/905:00 -
2 stops28h 25m
Sun 11/1022:15 -
2 stops28h 12m
Deal found 11/8₹ 107,896
Mon 5/1017:08 -
2 stops40h 17m
Sat 17/1016:55 -
2 stops30h 10m
Deal found 14/8₹ 111,429
Thu 24/1210:00 -
2 stops35h 15m
Thu 28/116:30 -
2 stops31h 35m
Deal found 11/8₹ 111,811
Mon 7/1207:00 -
2 stops38h 15m
Wed 30/1210:00 -
2 stops41h 36m
Deal found 12/8₹ 114,676
Thu 24/911:01 -
2 stops22h 24m
Mon 12/1022:15 -
2 stops24h 50m
Deal found 11/8₹ 116,776
Tue 6/1011:31 -
2 stops29h 14m
Tue 30/304:35 -
2 stops40h 54m
Deal found 13/8₹ 117,254
Wed 7/1011:31 -
2 stops28h 29m
Tue 30/304:25 -
2 stops25h 46m
Deal found 12/8₹ 117,349
Tue 29/912:46 -
2 stops27h 14m
Tue 3/1103:50 -
2 stops25h 57m
Deal found 12/8₹ 119,259
Thu 24/914:11 -
2 stops25h 49m
Sun 11/1004:00 -
2 stops26h 18m
Deal found 11/8₹ 120,214
Thu 24/911:01 -
2 stops22h 24m
Sat 10/1004:35 -
2 stops27h 08m
Deal found 11/8₹ 120,596
Sun 27/914:11 -
2 stops25h 49m
Thu 5/1103:50 -
2 stops28h 06m
Deal found 12/8₹ 121,264
Mon 28/911:01 -
2 stops22h 24m
Wed 4/1104:20 -
2 stops26h 32m
Deal found 12/8₹ 121,360

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 15 August 2026.

Round-trip from

₹ 107,896

One-way from

₹ 78,106

Popular in

March

Cheapest in

April

Average price

₹ 147,522
25/9-11/10
  • 25/9-11/10
  • 4 total stops
  • 56h 37m total
  • St. Louis to Bengaluru
Search Deals
Etihad Airways
  • Etihad Airways
  • 24/12
  • 2 total stops
  • 22h 25m total
  • St. Louis to Bengaluru
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (₹ 1,326,476 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (₹ 750,293 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 454,620 searches. Data last updated 15 August 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

Price

Cheapest return flight

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Thu 24/9

11:01-19:55

2 stops22h 24m

Bengaluru Intl

Tue 13/10

22:15-20:57

2 stops33h 12m

₹ 107,896

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Fri 25/9

06:00-03:15

2 stops34h 45m

Bengaluru Intl

Sat 10/10

22:15-15:57

2 stops28h 12m

₹ 107,896

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Mon 31/8

06:00-03:15

2 stops34h 45m

Bengaluru Intl

Tue 15/9

16:55-13:16

2 stops30h 51m

₹ 107,896

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Thu 22/10

11:31-08:45

2 stops34h 44m

Bengaluru Intl

Sat 31/10

22:00-22:07

2 stops34h 37m

₹ 107,896

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Sun 27/9

11:01-19:55

2 stops22h 24m

Bengaluru Intl

Sun 4/10

22:15-20:57

2 stops33h 12m

₹ 107,896

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Thu 24/9

11:01-19:55

2 stops22h 24m

Bengaluru Intl

Sun 11/10

22:15-20:32

2 stops32h 47m

₹ 107,896

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Fri 25/9

09:58-03:15

2 stops30h 47m

Bengaluru Intl

Sun 11/10

04:35-20:57

2 stops26h 52m

₹ 107,896

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Sat 3/10

07:27-03:15

2 stops33h 18m

Bengaluru Intl

Sun 25/10

10:00-20:57

2 stops45h 27m

₹ 107,896

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Thu 8/10

13:06-02:30

2 stops26h 54m

Bengaluru Intl

Tue 20/10

21:10-20:57

2 stops34h 17m

₹ 125,656
Fastest return journey

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Mon 31/8

15:30-01:20

1 stop23h 20m

Bengaluru Intl

Mon 14/9

03:00-13:25

1 stop20h 55m

₹ 127,662

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 23 resultsSorted by cheapest first
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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.
Estimated return 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 ₹ 99,303). Flying from St. Louis to Bengaluru in March is currently the most expensive (average of ₹ 228,970). 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 for a return flight from St. Louis to Bengaluru?

Airfare is below average for this route at the moment.

St. Louis to Bengaluru flights typically cost between ₹ 113,816 and ₹ 153,538 in September.
The cheapest return price found within the last 5 days was ₹ 107,896 on Multiple Airlines (25 Sept–11 Oct).

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.

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

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

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

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

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

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

  • 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 ₹ 99,303). Flying from St. Louis to Bengaluru in March is currently the most expensive (average of ₹ 228,970). 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.

See more FAQs

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Alternative routes for St. Louis to Bangalore

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

Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Bangalore?

Cheapflights makes it easy to find St. Louis to Bangalore flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Bangalore?

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Can Cheapflights find flights from St. Louis to Bangalore with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Bangalore flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis to Bangalore become cheaper?

Yes! Start tracking prices for St. Louis to Bangalore flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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