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Cheap flights from St. Louis to Bengaluru from $586

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bengaluru departing on 7/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Bengaluru

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:23 pm - 2:00 pm
STL
-
BLR
35h 07m
2 stops
Multiple Airlines Logo
10:00 pm - 7:27 pm
BLR
-
STL
32h 57m
2 stops
$1,130Multiple Airlines
Tue, Nov 3 - Mon, Nov 30
Multiple Airlines Logo
9:21 am - 3:15 am
STL
-
BLR
31h 24m
2 stops
Multiple Airlines Logo
10:00 pm - 4:18 pm
BLR
-
STL
29h 48m
2 stops
$1,190Multiple Airlines
Sun, Aug 16 - Sun, Nov 1
Virgin Atlantic Logo
2:10 pm - 6:10 am
STL
-
BLR
29h 30m
2 stops
Virgin Atlantic Logo
2:50 pm - 5:53 pm
BLR
-
STL
37h 33m
2 stops
$1,239Virgin Atlantic
Tue, Aug 4 - Thu, Aug 20
Qatar Airways Logo
1:00 pm - 2:30 am
STL
-
BLR
27h 00m
2 stops
Qatar Airways Logo
3:50 am - 8:55 pm
BLR
-
STL
28h 35m
2 stops
$1,245Qatar Airways
Sun, Oct 18 - Thu, Nov 12
Qatar Airways Logo
2:47 pm - 2:30 am
STL
-
BLR
25h 13m
2 stops
Qatar Airways Logo
3:15 am - 10:29 pm
BLR
-
STL
30h 44m
2 stops
$1,246Qatar Airways
Mon, Oct 19 - Wed, Nov 11
Multiple Airlines Logo
9:25 am - 7:55 pm
STL
-
BLR
24h 00m
2 stops
Multiple Airlines Logo
10:00 am - 4:24 pm
BLR
-
STL
40h 54m
2 stops
$1,270Multiple Airlines
Mon, Jul 13 - Sun, Aug 16
Qatar Airways Logo
6:20 am - 2:30 am
STL
-
BLR
33h 40m
2 stops
Qatar Airways Logo
3:50 am - 7:27 pm
BLR
-
STL
27h 07m
2 stops
$1,285Qatar Airways
Sun, Oct 18 - Fri, Nov 13
Qatar Airways Logo
1:00 pm - 8:55 am
STL
-
BLR
33h 25m
2 stops
Qatar Airways Logo
3:50 am - 8:55 pm
BLR
-
STL
28h 35m
2 stops
$1,316Qatar Airways
Thu, Oct 15 - Sun, Nov 15
Qatar Airways Logo
10:45 am - 2:15 am
STL
-
BLR
28h 00m
2 stops
Qatar Airways Logo
3:15 am - 8:55 pm
BLR
-
STL
29h 10m
2 stops
$1,317Qatar Airways
Thu, Nov 5 - Tue, Nov 24
Multiple Airlines Logo
9:32 am - 3:15 am
STL
-
BLR
31h 13m
2 stops
Multiple Airlines Logo
10:15 pm - 4:50 pm
BLR
-
STL
29h 05m
2 stops
$1,319Multiple Airlines
Sun, Aug 9 - Mon, Aug 24

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Delta flights from St. Louis to Bengaluru

Our best Delta deals on St. Louis to Bengaluru flight tickets
Delta
Oct 21
STL6:30 amLambert-St Louis
30h 15m
2 stops
BLR11:15 pmBengaluru Intl
Nov 13
BLR2:30 amBengaluru Intl
27h 01m
2 stops
STL6:01 pmLambert-St Louis
$1,328
Delta
Oct 19
STL7:20 amLambert-St Louis
29h 25m
2 stops
BLR11:15 pmBengaluru Intl
Nov 12
BLR2:30 amBengaluru Intl
27h 01m
2 stops
STL6:01 pmLambert-St Louis
$1,392
Delta
Nov 3
STL2:18 pmLambert-St Louis
22h 52m
2 stops
BLR12:40 amBengaluru Intl
Nov 29
BLR2:30 amBengaluru Intl
29h 51m
2 stops
STL8:51 pmLambert-St Louis
$1,393

Lufthansa flights from St. Louis to Bengaluru

Our best Lufthansa deals on St. Louis to Bengaluru flight tickets
Lufthansa
Sep 7
STL12:59 pmLambert-St Louis
25h 01m
2 stops
BLR12:30 amBengaluru Intl
Sep 22
BLR3:00 amBengaluru Intl
20h 55m
1 stop
STL1:25 pmLambert-St Louis
$1,284
Lufthansa
Sep 7
STL3:30 pmLambert-St Louis
23h 20m
1 stop
BLR1:20 amBengaluru Intl
Sep 22
BLR3:00 amBengaluru Intl
20h 55m
1 stop
STL1:25 pmLambert-St Louis
$1,287
Lufthansa
Aug 9
STL3:30 pmLambert-St Louis
23h 20m
1 stop
BLR1:20 amBengaluru Intl
Aug 24
BLR9:30 pmBengaluru Intl
26h 25m
2 stops
STL1:25 pmLambert-St Louis
$1,418

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 June 27, 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

Tue 11/3

3:23 pm-2:00 pm

2 stops35h 07m

Bengaluru Intl

Mon 11/30

10:00 pm-7:27 pm

2 stops32h 57m

$1,130

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 8/16

9:21 am-3:15 am

2 stops31h 24m

Bengaluru Intl

Sun 11/1

10:00 pm-4:18 pm

2 stops29h 48m

$1,190

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Tue 8/4

2:10 pm-6:10 am

2 stops29h 30m

Bengaluru Intl

Thu 8/20

2:50 pm-5:53 pm

2 stops37h 33m

$1,239
Quickest round-trip

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 10/18

1:00 pm-2:30 am

2 stops27h 00m

Bengaluru Intl

Thu 11/12

3:50 am-8:55 pm

2 stops28h 35m

$1,245

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Mon 10/19

2:47 pm-2:30 am

2 stops25h 13m

Bengaluru Intl

Wed 11/11

3:15 am-10:29 pm

2 stops30h 44m

$1,246

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Mon 7/13

9:25 am-7:55 pm

2 stops24h 00m

Bengaluru Intl

Sun 8/16

10:00 am-4:24 pm

2 stops40h 54m

$1,270

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 10/18

6:20 am-2:30 am

2 stops33h 40m

Bengaluru Intl

Fri 11/13

3:50 am-7:27 pm

2 stops27h 07m

$1,285

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Thu 10/15

1:00 pm-8:55 am

2 stops33h 25m

Bengaluru Intl

Sun 11/15

3:50 am-8:55 pm

2 stops28h 35m

$1,316

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Thu 11/5

10:45 am-2:15 am

2 stops28h 00m

Bengaluru Intl

Tue 11/24

3:15 am-8:55 pm

2 stops29h 10m

$1,317

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

Sun 8/9

9:32 am-3:15 am

2 stops31h 13m

Bengaluru Intl

Mon 8/24

10:15 pm-4:50 pm

2 stops29h 05m

$1,319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $1,040. 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 24% 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

25h 37m

Direct flights

None
The fastest flight from St. Louis to Bengaluru takes 25h 37m
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 25h 37m, 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
8,102 reviews
Search Lufthansa flights
Qatar AirwaysPriceFrom $1,030Free CancellationRating
7.3
3,736 reviews
Search Qatar Airways flights
DeltaPriceFrom $1,096Free CancellationRating
7.8
8,454 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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