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Cheap flights from St. Louis to Bengaluru from $764

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 8/8. 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

Qatar Airways Logo
9:56 am - 2:30 amSTL-BLR
30h 04m2 stops
Qatar Airways Logo
3:50 am - 9:53 pmBLR-STL
28h 33m2 stops
$1,037Qatar Airways
Find Deal
mar., sep. 23 - jue., oct. 2
Qatar Airways Logo
8:42 am - 2:30 amSTL-BLR
31h 18m2 stops
Qatar Airways Logo
3:50 am - 7:27 pmBLR-STL
27h 07m2 stops
$1,077Qatar Airways
Find Deal
mar., oct. 21 - sáb., nov. 15
Lufthansa Logo
11:27 am - 1:20 amSTL-BLR
27h 23m2 stops
Lufthansa Logo
3:00 am - 1:30 pmBLR-STL
21h 00m1 stop
$1,147Lufthansa
Find Deal
mar., sep. 23 - jue., oct. 2
Delta Logo
10:30 am - 3:20 amSTL-BLR
30h 20m2 stops
Delta Logo
5:00 am - 11:39 pmBLR-STL
30h 09m2 stops
$1,234Delta
Find Deal
sáb., oct. 18 - vie., nov. 14
Delta Logo
4:10 pm - 3:20 amSTL-BLR
24h 40m2 stops
Delta Logo
5:00 am - 11:02 pmBLR-STL
29h 32m2 stops
$1,235Delta
Find Deal
sáb., oct. 18 - dom., nov. 23
Logo
4:05 pm - 1:20 amSTL-BLR
46h 45m2 stops
Logo
10:00 pm - 3:18 pmBLR-STL
51h 48m2 stops
$1,240
Find Deal
sáb., sep. 13 - sáb., sep. 20
Lufthansa Logo
12:25 pm - 12:30 amSTL-BLR
25h 35m2 stops
Lufthansa Logo
3:30 am - 2:55 pmBLR-STL
21h 55m1 stop
$1,275Lufthansa
Find Deal
sáb., oct. 18 - jue., oct. 30
Air Canada Logo
4:05 pm - 1:50 amSTL-BLR
22h 15m2 stops
Air Canada Logo
2:50 am - 3:29 pmBLR-STL
48h 09m2 stops
$1,278Air Canada
Find Deal
jue., nov. 20 - vie., nov. 28
Air Canada Logo
4:05 pm - 12:30 amSTL-BLR
45h 55m2 stops
Air Canada Logo
2:50 am - 3:29 pmBLR-STL
48h 09m2 stops
$1,337Air Canada
Find Deal
dom., oct. 19 - sáb., nov. 15
Logo
4:05 pm - 1:20 amSTL-BLR
22h 45m2 stops
Logo
8:25 pm - 3:29 pmBLR-STL
54h 34m3 stops
$1,359
Find Deal
mar., oct. 21 - dom., nov. 16

Qatar Airways flights from St. Louis to Bengaluru

Our best Qatar Airways deals on St. Louis to Bengaluru flight tickets
Qatar Airways
Sep 23
STL9:56 amLambert-St Louis
30h 04m
2 stops
BLR2:30 amBengaluru Intl
Oct 2
BLR3:50 amBengaluru Intl
28h 33m
2 stops
STL9:53 pmLambert-St Louis
$1,037
Find similar
Qatar Airways
Oct 21
STL8:42 amLambert-St Louis
31h 18m
2 stops
BLR2:30 amBengaluru Intl
Nov 15
BLR3:50 amBengaluru Intl
27h 07m
2 stops
STL7:27 pmLambert-St Louis
$1,077
Find similar
Qatar Airways
Oct 17
STL8:42 amLambert-St Louis
31h 18m
2 stops
BLR2:30 amBengaluru Intl
Nov 14
BLR3:50 amBengaluru Intl
31h 36m
2 stops
STL11:56 pmLambert-St Louis
$1,116
Find similar

Lufthansa flights from St. Louis to Bengaluru

Our best Lufthansa deals on St. Louis to Bengaluru flight tickets
Lufthansa
Sep 23
STL11:27 amLambert-St Louis
27h 23m
2 stops
BLR1:20 amBengaluru Intl
Oct 2
BLR3:00 amBengaluru Intl
21h 00m
1 stop
STL1:30 pmLambert-St Louis
$1,147
Find similar
Lufthansa
Oct 18
STL12:25 pmLambert-St Louis
25h 35m
2 stops
BLR12:30 amBengaluru Intl
Oct 30
BLR3:30 amBengaluru Intl
21h 55m
1 stop
STL2:55 pmLambert-St Louis
$1,275
Find similar
Lufthansa
Nov 19
STL1:10 pmLambert-St Louis
24h 20m
2 stops
BLR1:00 amBengaluru Intl
Nov 28
BLR2:50 amBengaluru Intl
46h 35m
2 stops
STL1:55 pmLambert-St Louis
$1,279
Find similar

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 julio 31, 2025.
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

mar. 9/23

9:56 am-2:30 am

2 stops30h 04m

Bengaluru Intl

jue. 10/2

3:50 am-9:53 pm

2 stops28h 33m

$1,037

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

mar. 10/21

8:42 am-2:30 am

2 stops31h 18m

Bengaluru Intl

sáb. 11/15

3:50 am-7:27 pm

2 stops27h 07m

$1,077

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

mar. 9/23

11:27 am-1:20 am

2 stops27h 23m

Bengaluru Intl

jue. 10/2

3:00 am-1:30 pm

1 stop21h 00m

$1,147

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

sáb. 10/18

10:30 am-3:20 am

2 stops30h 20m

Bengaluru Intl

vie. 11/14

5:00 am-11:39 pm

2 stops30h 09m

$1,234

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

sáb. 10/18

4:10 pm-3:20 am

2 stops24h 40m

Bengaluru Intl

dom. 11/23

5:00 am-11:02 pm

2 stops29h 32m

$1,235

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

sáb. 9/13

4:05 pm-1:20 am

2 stops46h 45m

Bengaluru Intl

sáb. 9/20

10:00 pm-3:18 pm

2 stops51h 48m

$1,240

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

sáb. 10/18

12:25 pm-12:30 am

2 stops25h 35m

Bengaluru Intl

jue. 10/30

3:30 am-2:55 pm

1 stop21h 55m

$1,275

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

jue. 11/20

4:05 pm-1:50 am

2 stops22h 15m

Bengaluru Intl

vie. 11/28

2:50 am-3:29 pm

2 stops48h 09m

$1,278

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

dom. 10/19

4:05 pm-12:30 am

2 stops45h 55m

Bengaluru Intl

sáb. 11/15

2:50 am-3:29 pm

2 stops48h 09m

$1,337

St. LouisBengaluru

STL - BLR

STLBLR

Lambert-St Louis

mar. 10/21

4:05 pm-1:20 am

2 stops22h 45m

Bengaluru Intl

dom. 11/16

8:25 pm-3:29 pm

3 stops54h 34m

$1,359

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 cheapest month to fly to Bengaluru?

The month of February is, on average, the cheapest month to fly to Bengaluru from St. Louis, with most prices found around $1,167. If you are unable to visit Bengaluru during the month of February, then departing from St. Louis during the month March is also very affordable. Most momondo users find prices during this month for around $1,177.

What is the cheapest day to depart on your flight to Bengaluru?

Our data shows that Thursday is the least expensive day to fly to Bengaluru. Tickets to fly out on this day can be as low as $1,406. Flights from St. Louis to Bengaluru on a Friday will generally be more expensive and average around $1,506. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Bengaluru?

Flying to Bengaluru from St. Louis in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,487 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Bengaluru is in the afternoon when prices are around $1,490.

What is the cheapest Lambert-St Louis to Bengaluru Intl flight route?

Fly from Lambert-St Louis to Bengaluru Intl for the best Lambert-St Louis - Bengaluru Intl flight prices

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 $1,367 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 $1,147 on momondo.

What cabin class options are available on Lambert-St Louis to Bengaluru Intl flights?

There are 1 cabin classes available to choose from on Lambert-St Louis to Bengaluru Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 45% 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

Best Price Found

$764

Fastest flight time

21h 55m

Direct flights

None

Airports in Bengaluru

1 airport
The best one-way flight to Bengaluru from St. Louis in the past 72 hours is $764. The best round-trip flight deal from St. Louis to Bengaluru found on momondo in the last 72 hours is $1,037.
The fastest flight from St. Louis to Bengaluru takes 21h 55m
There are no direct flights from St. Louis to Bengaluru. Popular non-direct route for this connection is Lambert-St Louis Airport - Bengaluru Intl Airport.
There is 1 airport near Bengaluru: Bengaluru Intl (BLR)
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 $1,035Free CancellationRating
7.4
3,609 reviews
Search Qatar Airways flights
KLMPriceFrom $1,174Free CancellationRating
7.8
1,383 reviews
Search KLM flights
LufthansaPriceFrom $1,177Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
DeltaPriceFrom $1,229Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Japan AirlinesPriceFrom $1,251Free CancellationRating
8.3
1,536 reviews
Search Japan Airlines 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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