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Cheap flights from St. Louis to Bengaluru from $1,130

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 8/28. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 3:15 am
STL
-
BLR
34h 45m
2 stops
Multiple Airlines Logo
4:35 am - 8:03 pm
BLR
-
STL
25h 58m
2 stops
$1,130Multiple Airlines
Fri, Aug 28 - Sun, Sep 13
Qatar Airways Logo
11:35 am - 2:30 am
STL
-
BLR
28h 25m
2 stops
Qatar Airways Logo
4:25 am - 7:46 pm
BLR
-
STL
25h 51m
2 stops
$1,132Qatar Airways
Wed, Sep 2 - Mon, Sep 28
Qatar Airways Logo
11:35 am - 2:30 am
STL
-
BLR
28h 25m
2 stops
Qatar Airways Logo
3:50 am - 10:29 pm
BLR
-
STL
30h 09m
2 stops
$1,152Qatar Airways
Tue, Sep 1 - Mon, Nov 9
Qatar Airways Logo
11:35 am - 2:30 am
STL
-
BLR
28h 25m
2 stops
Qatar Airways Logo
4:00 am - 8:03 pm
BLR
-
STL
26h 33m
2 stops
$1,171Qatar Airways
Thu, Sep 3 - Sun, Sep 27
Qatar Airways Logo
10:16 am - 2:30 am
STL
-
BLR
29h 44m
2 stops
Qatar Airways Logo
4:25 am - 8:03 pm
BLR
-
STL
26h 08m
2 stops
$1,182Qatar Airways
Sun, Sep 6 - Fri, Sep 25
Etihad Airways Logo
9:47 am - 8:45 am
STL
-
BLR
36h 28m
2 stops
Etihad Airways Logo
4:20 am - 11:25 pm
BLR
-
STL
29h 35m
2 stops
$1,189Etihad Airways
Mon, Oct 19 - Sat, Oct 31
Qatar Airways Logo
10:16 am - 3:15 am
STL
-
BLR
30h 29m
2 stops
Qatar Airways Logo
4:25 am - 7:46 pm
BLR
-
STL
25h 51m
2 stops
$1,222Qatar Airways
Fri, Sep 4 - Fri, Sep 25
Qatar Airways Logo
12:45 pm - 3:15 am
STL
-
BLR
28h 00m
2 stops
Qatar Airways Logo
4:00 am - 8:03 pm
BLR
-
STL
26h 33m
2 stops
$1,227Qatar Airways
Sat, Sep 5 - Sat, Sep 26
Qatar Airways Logo
11:35 am - 2:30 am
STL
-
BLR
28h 25m
2 stops
Qatar Airways Logo
4:25 am - 7:46 pm
BLR
-
STL
25h 51m
2 stops
$1,245Qatar Airways
Fri, Sep 4 - Sat, Sep 26
Lufthansa Logo
3:30 pm - 1:20 am
STL
-
BLR
23h 20m
1 stop
Lufthansa Logo
10:25 pm - 1:55 pm
BLR
-
STL
27h 00m
2 stops
$1,246Lufthansa
Tue, Sep 1 - Tue, Nov 10

Lufthansa flights from St. Louis to Bengaluru

Our best Lufthansa deals on St. Louis to Bengaluru flight tickets
Lufthansa
Sep 1
STL3:30 pmLambert-St Louis
23h 20m
1 stop
BLR1:20 amBengaluru Intl
Nov 10
BLR10:25 pmBengaluru Intl
27h 00m
2 stops
STL1:55 pmLambert-St Louis
$1,246
Lufthansa
Sep 3
STL8:40 amLambert-St Louis
30h 10m
2 stops
BLR1:20 amBengaluru Intl
Sep 27
BLR3:00 amBengaluru Intl
20h 55m
1 stop
STL1:25 pmLambert-St Louis
$1,251
Lufthansa
Sep 5
STL6:54 pmLambert-St Louis
43h 06m
2 stops
BLR12:30 amBengaluru Intl
Sep 27
BLR3:00 amBengaluru Intl
20h 55m
1 stop
STL1:25 pmLambert-St Louis
$1,273

Qatar Airways flights from St. Louis to Bengaluru

Our best Qatar Airways deals on St. Louis to Bengaluru flight tickets
Qatar Airways
Sep 2
STL11:35 amLambert-St Louis
28h 25m
2 stops
BLR2:30 amBengaluru Intl
Sep 28
BLR4:25 amBengaluru Intl
25h 51m
2 stops
STL7:46 pmLambert-St Louis
$1,132
Qatar Airways
Sep 1
STL11:35 amLambert-St Louis
28h 25m
2 stops
BLR2:30 amBengaluru Intl
Nov 9
BLR3:50 amBengaluru Intl
30h 09m
2 stops
STL10:29 pmLambert-St Louis
$1,152
Qatar Airways
Sep 3
STL11:35 amLambert-St Louis
28h 25m
2 stops
BLR2:30 amBengaluru Intl
Sep 27
BLR4:00 amBengaluru Intl
26h 33m
2 stops
STL8:03 pmLambert-St Louis
$1,171

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 May 12, 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 round-trip

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 8/28

6:00 am-3:15 am

2 stops34h 45m

Bengaluru Intl

Sun 9/13

4:35 am-8:03 pm

2 stops25h 58m

$1,130

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Wed 9/2

11:35 am-2:30 am

2 stops28h 25m

Bengaluru Intl

Mon 9/28

4:25 am-7:46 pm

2 stops25h 51m

$1,132

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Tue 9/1

11:35 am-2:30 am

2 stops28h 25m

Bengaluru Intl

Mon 11/9

3:50 am-10:29 pm

2 stops30h 09m

$1,152

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Thu 9/3

11:35 am-2:30 am

2 stops28h 25m

Bengaluru Intl

Sun 9/27

4:00 am-8:03 pm

2 stops26h 33m

$1,171

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 9/6

10:16 am-2:30 am

2 stops29h 44m

Bengaluru Intl

Fri 9/25

4:25 am-8:03 pm

2 stops26h 08m

$1,182

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Mon 10/19

9:47 am-8:45 am

2 stops36h 28m

Bengaluru Intl

Sat 10/31

4:20 am-11:25 pm

2 stops29h 35m

$1,189

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 9/4

10:16 am-3:15 am

2 stops30h 29m

Bengaluru Intl

Fri 9/25

4:25 am-7:46 pm

2 stops25h 51m

$1,222

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sat 9/5

12:45 pm-3:15 am

2 stops28h 00m

Bengaluru Intl

Sat 9/26

4:00 am-8:03 pm

2 stops26h 33m

$1,227

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Fri 9/4

11:35 am-2:30 am

2 stops28h 25m

Bengaluru Intl

Sat 9/26

4:25 am-7:46 pm

2 stops25h 51m

$1,245
Quickest round-trip

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Tue 9/1

3:30 pm-1:20 am

1 stop23h 20m

Bengaluru Intl

Tue 11/10

10:25 pm-1:55 pm

2 stops27h 00m

$1,246

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 typical price of a round-trip flight between St. Louis and Bengaluru?

What is the cheapest month to fly to Bengaluru?

The month of April is, on average, the cheapest month to fly to Bengaluru from St. Louis, with most prices found around $1,041. If you are unable to visit Bengaluru during the month of April, then departing from St. Louis during the month January is also very affordable. Most momondo users find prices during this month for around $1,145.

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

You could potentially save up to 31% 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

23h 41m

Direct flights

None
The fastest flight from St. Louis to Bengaluru takes 23h 41m
There are no direct flights from St. Louis to Bengaluru. There are no popular flight routes from St. Louis to Bengaluru.
Search flight deals

Frequently asked questions about flying from St. Louis to Bengaluru

  • 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 23h 41m, 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
LufthansaPriceFrom $955Free CancellationRating
6.8
7,993 reviews
Search Lufthansa flights
Qatar AirwaysPriceFrom $1,030Free CancellationRating
7.4
3,728 reviews
Search Qatar Airways flights
DeltaPriceFrom $1,096Free CancellationRating
7.9
8,445 reviews
Search Delta 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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