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Cheap flights from St. Louis to Bengaluru from ₹ 92,710

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BLR
30 Jan — 6 Feb1
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 31 December 2025.

Tue 30/1207:00STL - BLR
2 stops29h 45mDelta
Wed 7/102:00BLR - STL
2 stops32h 55mDelta
Deal found 28/12₹ 158,560
Tue 30/1218:00STL - BLR
2 stops44h 50mQatar Airways
Wed 7/103:15BLR - STL
2 stops26h 29mQatar Airways
Deal found 28/12₹ 196,919
Tue 30/1213:54STL - BLR
2 stops24h 56mMultiple Airlines
Wed 7/103:50BLR - STL
2 stops25h 54mMultiple Airlines
Deal found 28/12₹ 204,555

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 31 December 2025.

Round-trip from

₹ 91,632

Popular in

July

Cheapest in

March

Average price

₹ 143,737
Qatar Airways
  • Qatar Airways
  • 19/4-25/5
  • 4 total stops
  • 63h 32m total
  • St. Louis to Bengaluru
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 716,197 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 188,177 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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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 31 December 2025.
Use the filters below to find and compare flights from St. Louis to Bengaluru that are best for you.

Fly from

St. Louis

Fly to

Bangalore

Route

Depart

Return

Price

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 23/1

07:10-00:15

2 stops29h 35m

Bengaluru Intl

Sun 8/3

07:20-22:58

2 stops27h 08m

₹ 92,710

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 15/2

06:00-02:20

2 stops32h 50m

Bengaluru Intl

Wed 18/2

03:15-22:05

2 stops30h 20m

₹ 94,417

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 19/4

07:00-02:35

2 stops33h 05m

Bengaluru Intl

Sat 23/5

04:00-23:57

2 stops30h 27m

₹ 95,226

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 17/4

06:10-23:15

2 stops30h 35m

Bengaluru Intl

Mon 25/5

01:10-14:31

2 stops23h 51m

₹ 96,483

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 19/4

10:50-23:15

2 stops25h 55m

Bengaluru Intl

Thu 21/5

01:20-20:31

2 stops29h 41m

₹ 96,483

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sat 18/4

13:11-23:30

2 stops23h 49m

Bengaluru Intl

Mon 25/5

01:10-15:58

2 stops25h 18m

₹ 96,483

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sat 18/4

13:11-23:30

2 stops23h 49m

Bengaluru Intl

Thu 21/5

01:20-20:31

2 stops29h 41m

₹ 96,483

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 17/4

06:32-23:15

2 stops30h 13m

Bengaluru Intl

Thu 21/5

01:20-20:31

2 stops29h 41m

₹ 96,483

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 17/4

07:00-02:35

2 stops33h 05m

Bengaluru Intl

Fri 22/5

03:50-23:57

2 stops30h 37m

₹ 98,729

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 19/4

07:00-02:35

2 stops33h 05m

Bengaluru Intl

Sun 24/5

04:00-21:34

2 stops28h 04m

₹ 100,077

Flights are sorted by cheapest return flights first.

Deals found on 30/12

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

How far ahead should I book a flight from St. Louis to Bengaluru?

Use this chart to determine the optimal time to book a return flight from St. Louis to Bangalore. Price data was last updated on 26 December 2025.

Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Bengaluru. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis to Bengaluru?

Currently, March is the cheapest month in which you can book a flight from St. Louis to Bengaluru (average of ₹ 91,542). Flying from St. Louis to Bengaluru in July is currently the most expensive (average of ₹ 122,176). 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.

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.

  • How long is the flight from St. Louis to Bengaluru?

    Departing from St. Louis to Bengaluru will take you 29h 35m. Airlines will cover a distance of 14098 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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, March is the cheapest month in which you can book a flight from St. Louis to Bengaluru (average of ₹ 91,542). Flying from St. Louis to Bengaluru in July is currently the most expensive (average of ₹ 122,176). 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

Browse thousands of different options on Cheapflights for your next trip

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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?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis to Bangalore for you. Better yet — we are completely free to use.

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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