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Cheap flights from St. Louis to Bengaluru from $937

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bengaluru departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Bengaluru

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
1:10 pm - 12:30 am
STL
-
BLR
24h 50m
2 stops
Lufthansa Logo
2:10 am - 3:46 pm
BLR
-
STL
24h 06m
2 stops
$937Lufthansa
Fri, Apr 3 - Sat, May 30
Lufthansa Logo
1:14 pm - 1:05 am
STL
-
BLR
25h 21m
2 stops
Lufthansa Logo
6:30 am - 1:25 pm
BLR
-
STL
41h 25m
2 stops
$946Lufthansa
Tue, Mar 24 - Tue, Apr 21
Multiple Airlines Logo
4:05 pm - 12:30 am
STL
-
BLR
45h 55m
2 stops
Multiple Airlines Logo
3:00 am - 1:25 pm
BLR
-
STL
20h 55m
1 stop
$951Multiple Airlines
Wed, Apr 29 - Sat, May 9
Lufthansa Logo
1:14 pm - 1:05 am
STL
-
BLR
25h 21m
2 stops
Lufthansa Logo
3:00 am - 1:25 pm
BLR
-
STL
20h 55m
1 stop
$952Lufthansa
Tue, Mar 24 - Sat, Apr 18
Lufthansa Logo
12:15 pm - 1:05 am
STL
-
BLR
25h 20m
2 stops
Lufthansa Logo
3:30 am - 6:00 pm
BLR
-
STL
49h 00m
2 stops
$953Lufthansa
Thu, Feb 26 - Sun, Mar 15
Lufthansa Logo
3:30 pm - 1:20 am
STL
-
BLR
23h 20m
1 stop
Lufthansa Logo
2:10 am - 11:57 pm
BLR
-
STL
32h 17m
2 stops
$954Lufthansa
Fri, Apr 10 - Sat, May 16
Multiple Airlines Logo
4:05 pm - 1:05 am
STL
-
BLR
22h 30m
2 stops
Multiple Airlines Logo
6:30 am - 1:25 pm
BLR
-
STL
41h 25m
2 stops
$956Multiple Airlines
Mon, Mar 23 - Tue, Apr 21
Lufthansa Logo
6:45 pm - 1:05 am
STL
-
BLR
42h 50m
2 stops
Lufthansa Logo
2:50 am - 11:51 pm
BLR
-
STL
31h 31m
2 stops
$957Lufthansa
Fri, Feb 20 - Sun, Mar 8
Air Canada Logo
4:05 pm - 12:30 am
STL
-
BLR
45h 55m
2 stops
Air Canada Logo
2:10 am - 12:06 pm
BLR
-
STL
44h 26m
2 stops
$961Air Canada
Wed, Apr 8 - Sat, May 16
Lufthansa Logo
7:00 pm - 1:05 am
STL
-
BLR
43h 35m
2 stops
Lufthansa Logo
3:00 am - 1:25 pm
BLR
-
STL
20h 55m
1 stop
$963Lufthansa
Mon, Mar 23 - Sat, Apr 18

Lufthansa flights from St. Louis to Bengaluru

Our best Lufthansa deals on St. Louis to Bengaluru flight tickets
Lufthansa
Apr 3
STL1:10 pmLambert-St Louis
24h 50m
2 stops
BLR12:30 amBengaluru Intl
May 30
BLR2:10 amBengaluru Intl
24h 06m
2 stops
STL3:46 pmLambert-St Louis
$937
Lufthansa
Mar 24
STL1:14 pmLambert-St Louis
25h 21m
2 stops
BLR1:05 amBengaluru Intl
Apr 21
BLR6:30 amBengaluru Intl
41h 25m
2 stops
STL1:25 pmLambert-St Louis
$946
Lufthansa
Mar 24
STL1:14 pmLambert-St Louis
25h 21m
2 stops
BLR1:05 amBengaluru Intl
Apr 18
BLR3:00 amBengaluru Intl
20h 55m
1 stop
STL1:25 pmLambert-St Louis
$952

Air Canada flights from St. Louis to Bengaluru

Our best Air Canada deals on St. Louis to Bengaluru flight tickets
Air Canada
Apr 8
STL4:05 pmLambert-St Louis
45h 55m
2 stops
BLR12:30 amBengaluru Intl
May 16
BLR2:10 amBengaluru Intl
44h 26m
2 stops
STL12:06 pmLambert-St Louis
$961
Air Canada
Apr 8
STL4:05 pmLambert-St Louis
45h 55m
2 stops
BLR12:30 amBengaluru Intl
May 18
BLR3:00 amBengaluru Intl
27h 34m
2 stops
STL8:04 pmLambert-St Louis
$971
Air Canada
Apr 13
STL4:05 pmLambert-St Louis
21h 55m
2 stops
BLR12:30 amBengaluru Intl
May 17
BLR2:10 amBengaluru Intl
52h 25m
2 stops
STL8:05 pmLambert-St Louis
$1,022

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Bengaluru 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, momondo users made 832,500 searches. Data last updated February 10, 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

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 4/3

1:10 pm-12:30 am

2 stops24h 50m

Bengaluru Intl

Sat 5/30

2:10 am-3:46 pm

2 stops24h 06m

$937

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Tue 3/24

1:14 pm-1:05 am

2 stops25h 21m

Bengaluru Intl

Tue 4/21

6:30 am-1:25 pm

2 stops41h 25m

$946

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Wed 4/29

4:05 pm-12:30 am

2 stops45h 55m

Bengaluru Intl

Sat 5/9

3:00 am-1:25 pm

1 stop20h 55m

$951

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Tue 3/24

1:14 pm-1:05 am

2 stops25h 21m

Bengaluru Intl

Sat 4/18

3:00 am-1:25 pm

1 stop20h 55m

$952

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Thu 2/26

12:15 pm-1:05 am

2 stops25h 20m

Bengaluru Intl

Sun 3/15

3:30 am-6:00 pm

2 stops49h 00m

$953

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 4/10

3:30 pm-1:20 am

1 stop23h 20m

Bengaluru Intl

Sat 5/16

2:10 am-11:57 pm

2 stops32h 17m

$954

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Mon 3/23

4:05 pm-1:05 am

2 stops22h 30m

Bengaluru Intl

Tue 4/21

6:30 am-1:25 pm

2 stops41h 25m

$956

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 2/20

6:45 pm-1:05 am

2 stops42h 50m

Bengaluru Intl

Sun 3/8

2:50 am-11:51 pm

2 stops31h 31m

$957

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Wed 4/8

4:05 pm-12:30 am

2 stops45h 55m

Bengaluru Intl

Sat 5/16

2:10 am-12:06 pm

2 stops44h 26m

$961

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Mon 3/23

7:00 pm-1:05 am

2 stops43h 35m

Bengaluru Intl

Sat 4/18

3:00 am-1:25 pm

1 stop20h 55m

$963

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Bengaluru from

How to get the cheapest flight ticket from St. Louis to Bengaluru

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bengaluru?

The month of January is, on average, the cheapest month to fly to Bengaluru from St. Louis, with most prices found around $1,145. If you are unable to visit Bengaluru during the month of January, then departing from St. Louis during the month March is also very affordable. Most momondo users find prices during this month for around $1,188.

How far in advance should I book a flight to Bengaluru?

You are more likely to see cheaper flights to Bengaluru from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Bengaluru for around $1,370 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bengaluru from St. Louis for as low as $1,135 on momondo.

Can stopping save me money on St. Louis to Bengaluru flights?

You could potentially save up to 37% on your flight if you consider stops on a St. Louis to Bengaluru flight.

When to book flights from St. Louis to Bengaluru

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Bengaluru according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Bengaluru (STL to BLR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Bengaluru

Fastest flight time

21h 55m

Direct flights

None
The fastest flight from St. Louis to Bengaluru takes 21h 55m
There are no direct flights from St. Louis to Bengaluru. There are no popular flight routes from St. Louis to Bengaluru.
Search flight deals

  • How far is Lambert-St Louis to Bengaluru Intl by plane?

    The straight-line distance from Lambert-St Louis to Bengaluru Intl is 8779.3 mi. Flights usually cover this in 21h 55m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Bengaluru Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Bengaluru Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Bengaluru Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Bengaluru Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Bengaluru Intl Airport.

  • What documentation or ID do you need to fly to Bengaluru Intl Airport?

    The travel and health documents required for your trip to Bengaluru Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bengaluru Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from St. Louis to Bengaluru?

Best airlines flying from St. Louis to Bengaluru

Compare and see reviews for airlines that fly from St. Louis to Bengaluru with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,014Free CancellationRating
7.4
3,730 reviews
Search Qatar Airways flights
LufthansaPriceFrom $1,241Free CancellationRating
6.8
7,779 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Bengaluru?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bengaluru from St. Louis.

Can I find flights from St. Louis to Bengaluru with flexible booking policies on momondo?

All flight searches from St. Louis to Bengaluru on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to Bengaluru?

Once all potential St. Louis to Bengaluru flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Bengaluru right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Bengaluru flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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