Which airports can I use when flying from St. Louis to Bengaluru?

Flights from St. Louis to Bengaluru usually depart from Lambert-St Louis (STL) and arrive at Bengaluru Intl (BLR).

What cabin classes can I book on flights from St. Louis to Bengaluru?

Three cabin classes are available on flights from St. Louis to Bengaluru: • Economy Class • Premium Economy Class • Business Class

Which airports do connecting flights from St. Louis to Bengaluru pass through?

Connecting flights from St. Louis to Bengaluru most commonly pass through: • Frankfurt am Main (FRA) - 87% of one-stop connections • London Heathrow (LHR) - 13% of one-stop connections

Can I save money by using flexible dates for flights from St. Louis to Bengaluru?

Yes. Flexible dates can save you up to 19% on flights from St. Louis to Bengaluru. Thursday is the cheapest departure day at $1,285 round-trip on average, while Sunday is the most expensive at $1,582, a difference of $297. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How long is a flight from St. Louis to Bengaluru?

A nonstop flight from St. Louis to Bengaluru takes 00m, covering 8,760 miles.

Do I need a passport to fly from St. Louis to Bengaluru?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from St. Louis to Bengaluru changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,149 to $11,434. That means the highest observed fare was about 10x higher than the lowest one.

How much time can I save by choosing a different layover airport from St. Louis to Bengaluru?

Flying via London Heathrow (LHR) gives the shortest average 1-stop total travel time at 21h 52m, compared with 22h 12m via Frankfurt am Main (FRA).

What is the time difference between St. Louis and Bengaluru?

Bengaluru is 10 hours ahead of St. Louis (India Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

How much should I expect to pay for a St. Louis to Bengaluru flight?

Round-trip flights from St. Louis to Bengaluru range from $1,121 to $1,593, with an average of $1,323 over the past 12 months. Anything below $1,121 counts as a good deal.

What's the cheapest day of the week to fly from St. Louis to Bengaluru?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from St. Louis to Bengaluru. It’s 3% cheaper than the average day, while Sunday is the most expensive, with prices 19% higher.

What’s the cheapest month to fly from St. Louis to Bengaluru?

•April is the cheapest month to fly from St. Louis to Bengaluru at $1,042 round-trip. •March ($2,398) and December ($1,767) are the most expensive months. •The price difference between flying in the cheapest and most expensive months is 130% on average. This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Which airline is the cheapest to fly from St. Louis to Bengaluru?

Etihad Airways ($1,239) and Qatar Airways ($1,253) are the cheapest airlines to fly round-trip from St. Louis to Bengaluru according to KAYAK data over the last 5 days.

What’s the most popular layover airport when flying from St. Louis to Bengaluru?

Frankfurt am Main (FRA) is the most popular layover for the St. Louis to Bengaluru route. 87% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via FRA.

What is the cheapest layover airport when flying from St. Louis to Bengaluru?

Flights via Frankfurt am Main (FRA) offer the most affordable fares, with an average round-trip price of $1,486. Based on KAYAK data over the past 3 months.

When flying from St. Louis to Bengaluru which airport offers the shortest layover?

London Heathrow (LHR) had the shortest average connection time for St. Louis to Bengaluru layovers at 12h 24m over the past 3 months.

$1,149 CHEAP FLIGHTS from St. Louis to Bengaluru (Bangalore) (STL - BLR)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$1,149

Typical prices: $1,121-$1,593

Multiple Airlines

Fri 2/23Tue 3/13

STL - BLR • 2 stops

Nonstop flights

Not available

There are currently no direct flights between St. Louis and Bengaluru. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

April

Cheapest • 21% price drop

December

Most popular

Good to know

Top layover airports

Frankfurt am Main (FRA)

Cheapest • Avg $1,486 (round-trip)

London Heathrow (LHR)

Shortest trip • 21h 52m (one-way)

Insights

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KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Bengaluru!

Flight Deals

Cheap Flights from St. Louis to Bengaluru (STL-BLR)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from St. Louis to Bengaluru

Tue, Feb 23 - Sat, Mar 13

7:00 am - 7:50 pmSTL Lambert-St Louis-BLR Bengaluru Intl

25h 20m2 stops Charlotte Douglas Abu Dhabi Zayed Intl

10:00 pm - 6:30 pmBLR Bengaluru Intl-STL Lambert-St Louis

32h 00m2 stops Abu Dhabi Zayed Intl Charlotte Douglas

$1,149Multiple Airlines

Sun, Oct 25 - Tue, Nov 10

5:08 pm - 7:50 pmSTL Lambert-St Louis-BLR Bengaluru Intl

40h 12m3 stops Washington, D.C. Reagan-National New York John F Kennedy Intl Abu Dhabi Zayed Intl

4:20 am - 9:16 amBLR Bengaluru Intl-STL Lambert-St Louis

40h 26m2 stops Abu Dhabi Zayed Intl Boston Logan Intl

$1,233Multiple Airlines

Mon, Nov 9 - Sun, Nov 29

6:00 am - 8:40 amSTL Lambert-St Louis-BLR Bengaluru Intl

39h 10m2 stops New York LaGuardia Abu Dhabi Zayed Intl

4:20 am - 7:08 pmBLR Bengaluru Intl-STL Lambert-St Louis

50h 18m2 stops Abu Dhabi Zayed Intl Charlotte Douglas

$1,239Etihad Airways

Sun, Oct 25 - Wed, Nov 11

5:00 am - 8:35 amSTL Lambert-St Louis-BLR Bengaluru Intl

41h 05m2 stops Miami Doha Hamad Intl

9:15 pm - 6:17 pmBLR Bengaluru Intl-STL Lambert-St Louis

32h 32m2 stops Doha Hamad Intl Chicago O'Hare Intl

$1,253Qatar Airways

Sun, Oct 25 - Wed, Nov 11

5:00 am - 8:35 amSTL Lambert-St Louis-BLR Bengaluru Intl

41h 05m2 stops Miami Doha Hamad Intl

9:15 pm - 6:17 pmBLR Bengaluru Intl-STL Lambert-St Louis

32h 32m2 stops Doha Hamad Intl Chicago O'Hare Intl

$1,257Qatar Airways

Mon, Nov 16 - Sun, Nov 22

6:02 am - 8:35 amSTL Lambert-St Louis-BLR Bengaluru Intl

39h 03m2 stops Philadelphia Doha Hamad Intl

3:50 am - 7:50 pmBLR Bengaluru Intl-STL Lambert-St Louis

27h 30m2 stops Doha Hamad Intl Chicago O'Hare Intl

$1,257Qatar Airways

Fri, Oct 16 - Sat, Oct 31

1:29 pm - 12:30 amSTL Lambert-St Louis-BLR Bengaluru Intl

24h 31m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

8:15 pm - 5:57 pmBLR Bengaluru Intl-STL Lambert-St Louis

32h 12m3 stops Mumbai Chhatrapati Shivaji Intl Munich Franz Josef Strauss Chicago O'Hare Intl

$1,308Lufthansa

Fri, Oct 16 - Fri, Oct 30

1:29 pm - 12:30 amSTL Lambert-St Louis-BLR Bengaluru Intl

24h 31m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

3:30 am - 4:59 pmBLR Bengaluru Intl-STL Lambert-St Louis

23h 59m2 stops Frankfurt am Main Chicago O'Hare Intl

$1,335Lufthansa

Fri, Nov 27 - Thu, Dec 24

6:50 pm - 1:00 amSTL Lambert-St Louis-BLR Bengaluru Intl

42h 40m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

3:30 am - 7:35 pmBLR Bengaluru Intl-STL Lambert-St Louis

27h 35m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$1,351Lufthansa

Thu, Dec 3 - Fri, Dec 11

12:36 pm - 3:15 amSTL Lambert-St Louis-BLR Bengaluru Intl

27h 09m2 stops Atlanta Hartsfield-Jackson London Heathrow

2:25 am - 12:05 amBLR Bengaluru Intl-STL Lambert-St Louis

33h 10m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,476Delta

Recent last minute flight deals from St. Louis to Bengaluru

Mon, Oct 5 - Sun, Oct 11

6:30 am - 3:15 amSTL Lambert-St Louis-BLR Bengaluru Intl

34h 15m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl

4:35 am - 12:19 amBLR Bengaluru Intl-STL Lambert-St Louis

30h 14m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,149Multiple Airlines

Mon, Oct 5 - Sun, Oct 11

3:30 pm - 1:20 amSTL Lambert-St Louis-BLR Bengaluru Intl

23h 20m1 stop Frankfurt am Main

10:00 pm - 1:25 pmBLR Bengaluru Intl-STL Lambert-St Louis

25h 55m2 stops New Delhi Indira Gandhi Intl Frankfurt am Main

$1,599Lufthansa

Mon, Oct 5 - Sun, Oct 11

1:29 pm - 12:30 amSTL Lambert-St Louis-BLR Bengaluru Intl

48h 31m3 stops Chicago O'Hare Intl Dublin Munich Franz Josef Strauss

10:00 pm - 1:25 pmBLR Bengaluru Intl-STL Lambert-St Louis

25h 55m2 stops New Delhi Indira Gandhi Intl Frankfurt am Main

$1,693Lufthansa

Mon, Oct 5 - Sat, Oct 10

3:30 pm - 1:20 amSTL Lambert-St Louis-BLR Bengaluru Intl

23h 20m1 stop Frankfurt am Main

3:00 am - 1:25 pmBLR Bengaluru Intl-STL Lambert-St Louis

20h 55m1 stop Frankfurt am Main

$1,905Lufthansa

Mon, Oct 5 - Sun, Oct 11

5:27 pm - 8:55 amSTL Lambert-St Louis-BLR Bengaluru Intl

28h 58m3 stops Chicago O'Hare Intl Dublin Doha Hamad Intl

10:20 pm - 2:00 pmBLR Bengaluru Intl-STL Lambert-St Louis

26h 10m3 stops Manama Bahrain Intl London Heathrow Toronto Pearson Intl

$2,805Multiple Airlines

Sun, Oct 4 - Tue, Oct 13

7:27 am - 8:55 amSTL Lambert-St Louis-BLR Bengaluru Intl

38h 58m2 stops Chicago O'Hare Intl Doha Hamad Intl

9:10 pm - 11:59 pmBLR Bengaluru Intl-STL Lambert-St Louis

37h 19m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$8,118Qatar Airways

Sun, Oct 4 - Wed, Oct 14

10:14 am - 8:55 amSTL Lambert-St Louis-BLR Bengaluru Intl

36h 11m2 stops Dallas/Fort Worth Doha Hamad Intl

4:00 am - 11:59 pmBLR Bengaluru Intl-STL Lambert-St Louis

30h 29m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$8,118Qatar Airways

Sun, Oct 4 - Mon, Oct 12

12:46 pm - 8:55 amSTL Lambert-St Louis-BLR Bengaluru Intl

33h 39m2 stops Dallas/Fort Worth Doha Hamad Intl

9:10 pm - 11:59 pmBLR Bengaluru Intl-STL Lambert-St Louis

37h 19m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$8,118Qatar Airways

Sun, Oct 4 - Sun, Oct 18

9:40 pm - 12:40 amSTL Lambert-St Louis-BLR Bengaluru Intl

40h 30m1 stop London Heathrow

11:30 pm - 7:30 pmBLR Bengaluru Intl-STL Lambert-St Louis

54h 30m2 stops New Delhi Indira Gandhi Intl London Heathrow

$10,705British Airways

Sun, Oct 4 - Thu, Oct 15

9:40 pm - 12:40 amSTL Lambert-St Louis-BLR Bengaluru Intl

40h 30m1 stop London Heathrow

2:50 am - 7:30 pmBLR Bengaluru Intl-STL Lambert-St Louis

27h 10m1 stop London Heathrow

$13,130British Airways

Booking Insights

Price, demand and travel trends for St. Louis to Bengaluru flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

What's the cheapest day of the week to fly from St. Louis to Bengaluru?: Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from St. Louis to Bengaluru. It’s 3% cheaper than the average day, while Sunday is the most expensive, with prices 19% higher.
What’s the cheapest month to fly from St. Louis to Bengaluru? KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from St. Louis to Bengaluru, removes the top 0.1% to account for outliers and then takes the median of all values for each month.: •April is the cheapest month to fly from St. Louis to Bengaluru at $1,042 round-trip.
•March ($2,398) and December ($1,767) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 130% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Low season	September
High season	December
Cheapest flight	$1,149

Beat the crowds with an average 78% drop in travelers.

The most popular month to fly with an average 94% increase in travelers.

Round-trip flight from St. Louis to Bengaluru

When to book flights from St. Louis to Bengaluru

Are your dates flexible? Find out the best times to travel from St. Louis to Bengaluru based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from St. Louis to Bengaluru?
Three cabin classes are available on flights from St. Louis to Bengaluru:

• Economy Class
• Premium Economy Class
• Business Class
How long is a flight from St. Louis to Bengaluru?
A nonstop flight from St. Louis to Bengaluru takes 00m, covering 8,760 miles.
Do I need a passport to fly from St. Louis to Bengaluru?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How much should I expect to pay for a St. Louis to Bengaluru flight?
Round-trip flights from St. Louis to Bengaluru range from $1,121 to $1,593, with an average of $1,323 over the past 12 months. Anything below $1,121 counts as a good deal.
Have flight prices from St. Louis to Bengaluru changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,149 to $11,434. That means the highest observed fare was about 10x higher than the lowest one.
Which airports can I use when flying from St. Louis to Bengaluru?
Flights from St. Louis to Bengaluru usually depart from Lambert-St Louis (STL) and arrive at Bengaluru Intl (BLR).
Which airports do connecting flights from St. Louis to Bengaluru pass through?
Connecting flights from St. Louis to Bengaluru most commonly pass through:

• Frankfurt am Main (FRA) - 87% of one-stop connections
• London Heathrow (LHR) - 13% of one-stop connections
Can I save money by using flexible dates for flights from St. Louis to Bengaluru?
Yes. Flexible dates can save you up to 19% on flights from St. Louis to Bengaluru. Thursday is the cheapest departure day at $1,285 round-trip on average, while Sunday is the most expensive at $1,582, a difference of $297.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How much time can I save by choosing a different layover airport from St. Louis to Bengaluru?
Flying via London Heathrow (LHR) gives the shortest average 1-stop total travel time at 21h 52m, compared with 22h 12m via Frankfurt am Main (FRA).
What is the time difference between St. Louis and Bengaluru?
Bengaluru is 10 hours ahead of St. Louis (India Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Thursday departure and avoid flying on Sunday. On this route, Thursday flights average $1,285, about $297 less than Sunday fares (19% savings) based on the last 12 months.
If you can choose when to travel, plan your St. Louis to Bengaluru trip for April. Fares historically average $1,042 round-trip in that month - typically $1,356 less than the most expensive month, which is March (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Bengaluru Intl Airport.

• 080 Transit Hotel, T2

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STL - BLR

$1,149 Find Cheap Flights from St. Louis to Bengaluru (Bangalore) - Compare and Save

Everything you should know

Cheap Flights from St. Louis to Bengaluru (STL-BLR)

Recent round-trip flight deals from St. Louis to Bengaluru

Recent one-way flight deals from St. Louis to Bengaluru

Recent last minute flight deals from St. Louis to Bengaluru

Price, demand and travel trends for St. Louis to Bengaluru flights

What's the cheapest day of the week to fly from St. Louis to Bengaluru?

What’s the cheapest month to fly from St. Louis to Bengaluru?

Which airline is the cheapest to fly from St. Louis to Bengaluru?

What’s the most popular layover airport when flying from St. Louis to Bengaluru?

What is the cheapest layover airport when flying from St. Louis to Bengaluru?

When flying from St. Louis to Bengaluru which airport offers the shortest layover?

Key details for St. Louis to Bengaluru flights

Low season

High season

Cheapest flight

When to book flights from St. Louis to Bengaluru

Your St. Louis to Bengaluru flight questions, answered

Your guide to booking St. Louis to Bengaluru flights

More options for your flight from St. Louis to Bengaluru

Complete your trip to Bengaluru with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from St. Louis to Bengaluru

Find direct flights to and from St. Louis and Bengaluru

Flights from domestic origins to Bengaluru

Flights to other popular destinations

Find deals for your return flight