Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Bengaluru from $641

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 10/2. 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
11:01 am - 3:15 amSTL  Lambert-St Louis-BLR Bengaluru Intl
29h 44m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
4:55 pm - 12:35 pmBLR  Bengaluru Intl-STL Lambert-St Louis
30h 10m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl
$1,130Multiple Airlines
Wed, Sep 23 - Thu, Oct 22
Multiple Airlines Logo
5:00 am - 7:55 pmSTL  Lambert-St Louis-BLR Bengaluru Intl
28h 25m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
10:15 pm - 3:57 pmBLR  Bengaluru Intl-STL Lambert-St Louis
28h 12m2 stops Abu Dhabi Zayed Intl Washington, D.C. Dulles Intl
$1,130Multiple Airlines
Sat, Sep 26 - Sun, Oct 11
Multiple Airlines Logo
9:50 am - 3:00 amSTL  Lambert-St Louis-BLR Bengaluru Intl
29h 40m2 stops Boston Logan Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
4:20 am - 11:59 pmBLR  Bengaluru Intl-STL Lambert-St Louis
31h 09m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl
$1,130Multiple Airlines
Fri, Nov 6 - Sat, Dec 12
Qatar Airways Logo
3:35 pm - 8:55 amSTL  Lambert-St Louis-BLR Bengaluru Intl
30h 50m2 stops Dallas/Fort Worth Doha Hamad Intl
Qatar Airways Logo
9:10 pm - 4:40 pmBLR  Bengaluru Intl-STL Lambert-St Louis
30h 00m2 stops Doha Hamad Intl Dallas/Fort Worth
$1,231Qatar Airways
Thu, Sep 3 - Tue, Sep 22
Qatar Airways Logo
12:45 pm - 2:30 amSTL  Lambert-St Louis-BLR Bengaluru Intl
27h 15m2 stops Dallas/Fort Worth Doha Hamad Intl
Qatar Airways Logo
9:10 pm - 7:07 pmBLR  Bengaluru Intl-STL Lambert-St Louis
32h 27m2 stops Doha Hamad Intl Dallas/Fort Worth
$1,231Qatar Airways
Wed, Sep 2 - Tue, Sep 22
Qatar Airways Logo
6:45 pm - 8:55 amSTL  Lambert-St Louis-BLR Bengaluru Intl
27h 40m2 stops Dallas/Fort Worth Doha Hamad Intl
Qatar Airways Logo
9:10 pm - 7:07 pmBLR  Bengaluru Intl-STL Lambert-St Louis
32h 27m2 stops Doha Hamad Intl Dallas/Fort Worth
$1,234Qatar Airways
Thu, Sep 3 - Thu, Sep 24
Delta Logo
6:00 am - 11:10 pmSTL  Lambert-St Louis-BLR Bengaluru Intl
30h 40m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
2:25 am - 5:00 pmBLR  Bengaluru Intl-STL Lambert-St Louis
26h 05m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$1,328Delta
Wed, Oct 14 - Thu, Nov 12
Delta Logo
7:00 am - 11:10 pmSTL  Lambert-St Louis-BLR Bengaluru Intl
29h 40m2 stops New York LaGuardia Amsterdam Schiphol
Delta Logo
2:25 am - 6:13 pmBLR  Bengaluru Intl-STL Lambert-St Louis
27h 18m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$1,328Delta
Mon, Oct 19 - Tue, Nov 17
Lufthansa Logo
12:59 pm - 12:30 amSTL  Lambert-St Louis-BLR Bengaluru Intl
25h 01m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
3:00 am - 1:25 pmBLR  Bengaluru Intl-STL Lambert-St Louis
20h 55m1 stop Frankfurt am Main
$1,374Lufthansa
Thu, Sep 3 - Tue, Sep 22
Lufthansa Logo
3:30 pm - 1:20 amSTL  Lambert-St Louis-BLR Bengaluru Intl
23h 20m1 stop Frankfurt am Main
Lufthansa Logo
2:10 am - 3:43 pmBLR  Bengaluru Intl-STL Lambert-St Louis
24h 03m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$1,390Lufthansa
Wed, Sep 23 - Wed, Oct 21

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Lufthansa flights from St. Louis to Bengaluru

Our best Lufthansa deals on St. Louis to Bengaluru flight tickets
Lufthansa
Sep 3
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
$1,374
Lufthansa
Sep 23
STL3:30 pmLambert-St Louis
23h 20m
1 stop
BLR1:20 amBengaluru Intl
Oct 21
BLR2:10 amBengaluru Intl
24h 03m
2 stops
STL3:43 pmLambert-St Louis
$1,390
Lufthansa
Aug 31
STL1:00 pmLambert-St Louis
25h 00m
2 stops
BLR12:30 amBengaluru Intl
Sep 21
BLR3:00 amBengaluru Intl
20h 55m
1 stop
STL1:25 pmLambert-St Louis
$1,432

Etihad Airways flights from St. Louis to Bengaluru

Our best Etihad Airways deals on St. Louis to Bengaluru flight tickets
Etihad Airways
Oct 29
STL7:03 amLambert-St Louis
44h 27m
2 stops
BLR2:00 pmBengaluru Intl
Nov 29
BLR10:00 amBengaluru Intl
58h 12m
2 stops
STL8:42 amLambert-St Louis
$1,167
Etihad Airways
Sep 1
STL9:32 amLambert-St Louis
23h 53m
2 stops
BLR7:55 pmBengaluru Intl
Sep 23
BLR4:35 amBengaluru Intl
26h 39m
2 stops
STL8:44 pmLambert-St Louis
$1,201
Etihad Airways
Sep 5
STL5:13 pmLambert-St Louis
23h 32m
2 stops
BLR3:15 amBengaluru Intl
Sep 25
BLR10:15 pmBengaluru Intl
25h 31m
2 stops
STL1:16 pmLambert-St Louis
$1,241

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 August 11, 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 Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Wed 9/23

11:01 am-3:15 am

2 stops29h 44m

Bengaluru Intl

Thu 10/22

4:55 pm-12:35 pm

2 stops30h 10m

$1,130

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Sat 9/26

5:00 am-7:55 pm

2 stops28h 25m

Bengaluru Intl

Sun 10/11

10:15 pm-3:57 pm

2 stops28h 12m

$1,130

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Fri 11/6

9:50 am-3:00 am

2 stops29h 40m

Bengaluru Intl

Sat 12/12

4:20 am-11:59 pm

2 stops31h 09m

$1,130

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Thu 9/3

3:35 pm-8:55 am

2 stops30h 50m

Bengaluru Intl

Tue 9/22

9:10 pm-4:40 pm

2 stops30h 00m

$1,231

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Wed 9/2

12:45 pm-2:30 am

2 stops27h 15m

Bengaluru Intl

Tue 9/22

9:10 pm-7:07 pm

2 stops32h 27m

$1,231

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Thu 9/3

6:45 pm-8:55 am

2 stops27h 40m

Bengaluru Intl

Thu 9/24

9:10 pm-7:07 pm

2 stops32h 27m

$1,234

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Wed 10/14

6:00 am-11:10 pm

2 stops30h 40m

Bengaluru Intl

Thu 11/12

2:25 am-5:00 pm

2 stops26h 05m

$1,328

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Mon 10/19

7:00 am-11:10 pm

2 stops29h 40m

Bengaluru Intl

Tue 11/17

2:25 am-6:13 pm

2 stops27h 18m

$1,328
Quickest round-trip

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Thu 9/3

12:59 pm-12:30 am

2 stops25h 01m

Bengaluru Intl

Tue 9/22

3:00 am-1:25 pm

1 stop20h 55m

$1,374

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Wed 9/23

3:30 pm-1:20 am

1 stop23h 20m

Bengaluru Intl

Wed 10/21

2:10 am-3:43 pm

2 stops24h 03m

$1,390

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,192 to $1,608.
The lowest price recently found on this route was $1,130.

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 14% 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 51m

Direct flights

None
The fastest flight from St. Louis to Bengaluru takes 23h 51m
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 51m, 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 $953Free CancellationRating
6.8
8,177 reviews
Search Lufthansa flights
Qatar AirwaysPriceFrom $1,030Free CancellationRating
7.4
3,740 reviews
Search Qatar Airways flights
DeltaPriceFrom $1,096Free CancellationRating
7.8
8,505 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.

An easier way to manage your Bengaluru trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 9/10
Thu 9/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to India