How long is the flight from Illinois to Bengaluru?

A quick flight from Illinois to Bengaluru can take about 20h 35m. KLM provides one of the quickest options available for as low as ₹ 100,872. There are 13696 km between Illinois and Bengaluru. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Bengaluru ranges from 0.0 - 170.0 inches per month. September is typically the wettest month, when rainfall can reach 170.0 mm. January is typically the driest time to visit Bengaluru when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Bengaluru, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

What are the most popular routes from Illinois to Bengaluru?

While some choose either Chicago Midway - Bengaluru Intl or Lambert-St Louis - Bengaluru Intl, Chicago O'Hare Intl - Bengaluru Intl is the most popular route from Illinois to Bengaluru.

What are the most popular airlines that fly from Illinois to Bengaluru?

The most popular airlines flying from Illinois to Bengaluru are Qatar Airways, Lufthansa and Etihad Airways. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from IL to BLR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Bengaluru as you normally would.

What airport do you fly into for flights to Bengaluru from Illinois?

For a flight from Illinois to Bengaluru, you will be flying into Bengaluru Intl. Bengaluru Intl (BLR) is just 28.3 km from the centre of the city.

Can I find deals for flights from Illinois to Bangalore that include hotel bookings?

Yes. In addition to deals on Illinois to Bangalore flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Illinois to Bangalore?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Bangalore.

Can I find deals for business class flights from Illinois to Bangalore?

Yes. Cheapflights offers flight deals from Illinois to Bangalore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

₹ 42,739+ Cheap Flights from Illinois to Bengaluru

Cheap flight deals from Illinois to Bangalore

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Illinois to Bangalore
Explore the most affordable flight options available from Illinois to Bangalore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Thu 15/1009:38 -

2 stops31h 07m

Sun 25/1010:00 -

2 stops43h 59m

Deal found 9/9₹ 86,721

Mon 14/920:05 -

1 stop26h 25m

Mon 28/920:40 -

3 stops29h 30m

Deal found 11/9₹ 86,817

Tue 13/1020:25 -

1 stop37h 00m

Sat 31/1004:20 -

2 stops25h 39m

Deal found 9/9₹ 87,008

Thu 1/1014:00 -

2 stops25h 05m

Thu 8/1016:55 -

1 stop26h 10m

Deal found 10/9₹ 87,199

Wed 4/1113:10 -

1 stop19h 15m

Sat 14/1116:30 -

1 stop26h 55m

Deal found 10/9₹ 87,295

Fri 30/1021:20 -

1 stop24h 55m

Sat 14/1104:20 -

1 stop39h 05m

Deal found 9/9₹ 87,391

Sun 4/1020:00 -

2 stops28h 55m

Thu 15/1004:35 -

1 stop21h 35m

Deal found 7/9₹ 87,486

Sun 4/1020:00 -

2 stops28h 55m

Wed 14/1022:15 -

1 stop20h 50m

Deal found 9/9₹ 87,677

Thu 29/1008:05 -

2 stops25h 20m

Mon 16/1110:00 -

1 stop33h 25m

Deal found 11/9₹ 87,773

Mon 26/1019:50 -

2 stops42h 50m

Tue 17/1122:00 -

1 stop21h 25m

Deal found 8/9₹ 87,869

Sat 31/1019:50 -

2 stops38h 00m

Tue 24/1122:00 -

1 stop21h 25m

Deal found 10/9₹ 87,964

Mon 21/914:29 -

2 stops26h 16m

Mon 5/1004:35 -

3 stops41h 27m

Deal found 8/9₹ 96,474

Best flights from Illinois to Bangalore
Discover carefully curated flight deals from Illinois to Bangalore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Thu 29/1017:25 -

1 stop20h 35m

Sun 15/1102:25 -

2 stops25h 46m

Deal found 9/9₹ 100,872

Thu 29/1017:25 -

1 stop20h 35m

Fri 13/1102:25 -

2 stops25h 23m

Deal found 10/9₹ 103,167

Sun 29/1118:50 -

1 stop26h 15m

Mon 14/1203:50 -

2 stops31h 39m

Deal found 8/9₹ 103,454

Wed 10/209:52 -

2 stops22h 33m

Sat 27/216:30 -

2 stops34h 03m

Deal found 11/9₹ 106,513

Thu 19/1121:50 -

1 stop39h 40m

Sat 12/1202:50 -

2 stops28h 23m

Deal found 6/9₹ 108,808

Thu 8/1013:27 -

2 stops23h 38m

Wed 14/1001:25 -

2 stops27h 05m

Deal found 6/9₹ 125,158

Fri 6/1121:15 -

2 stops27h 40m

Mon 16/1100:30 -

2 stops29h 20m

Deal found 7/9₹ 144,663

Tue 17/1113:31 -

2 stops23h 29m

Sun 13/1202:25 -

2 stops25h 55m

Deal found 10/9₹ 103,549

Mon 16/1113:05 -

2 stops23h 55m

Fri 11/1202:25 -

2 stops27h 06m

Deal found 10/9₹ 103,645

Wed 4/1112:30 -

2 stops24h 30m

Thu 3/1204:25 -

2 stops25h 50m

Deal found 7/9₹ 109,190

Mon 16/1113:05 -

2 stops23h 55m

Tue 15/1202:25 -

2 stops25h 22m

Deal found 10/9₹ 104,697

Sun 8/1109:29 -

2 stops27h 31m

Fri 4/1202:25 -

2 stops27h 06m

Deal found 8/9₹ 104,983

Wed 7/1015:30 -

1 stop23h 20m

Tue 20/1003:00 -

1 stop20h 55m

Deal found 6/9₹ 121,620

Mon 26/1016:14 -

2 stops24h 16m

Wed 11/1122:00 -

2 stops29h 25m

Deal found 9/9₹ 113,684

Sat 7/1106:10 -

2 stops30h 50m

Mon 7/1202:25 -

2 stops25h 22m

Deal found 9/9₹ 105,844

Sun 25/1007:16 -

2 stops26h 09m

Wed 11/1110:00 -

2 stops45h 00m

Deal found 6/9₹ 113,684

Fri 16/1013:29 -

2 stops24h 31m

Sat 31/1022:25 -

3 stops30h 02m

Deal found 7/9₹ 125,731

Wed 10/209:35 -

2 stops27h 25m

Tue 2/304:25 -

2 stops28h 40m

Deal found 11/9₹ 106,896

Sat 5/1216:25 -

1 stop20h 35m

Sat 19/1202:25 -

1 stop23h 30m

Deal found 10/9₹ 124,584

Fri 16/1005:00 -

2 stops28h 25m

Sat 31/1022:00 -

2 stops33h 00m

Deal found 7/9₹ 113,684

Mon 21/915:30 -

1 stop23h 20m

Sun 4/1003:00 -

1 stop20h 55m

Deal found 8/9₹ 127,452

Sat 6/210:35 -

2 stops26h 25m

Sat 27/204:25 -

2 stops28h 40m

Deal found 11/9₹ 106,896

Mon 21/911:21 -

2 stops25h 19m

Sun 4/1001:25 -

2 stops29h 03m

Deal found 8/9₹ 126,210

Thu 4/210:35 -

2 stops28h 30m

Sat 27/204:25 -

2 stops28h 40m

Deal found 11/9₹ 106,896

Mon 23/1113:31 -

2 stops25h 34m

Wed 2/1202:25 -

2 stops25h 55m

Deal found 6/9₹ 130,990

Sun 15/1113:05 -

2 stops23h 55m

Sun 13/1202:25 -

2 stops25h 55m

Deal found 10/9₹ 130,990

Thu 3/1213:02 -

2 stops23h 58m

Mon 14/1202:25 -

2 stops27h 06m

Deal found 6/9₹ 130,990

Wed 25/1113:05 -

2 stops23h 55m

Tue 15/1202:25 -

2 stops25h 22m

Deal found 8/9₹ 133,476

Wed 2/1218:50 -

1 stop20h 35m

Sat 2/103:45 -

2 stops27h 40m

Deal found 6/9₹ 169,427

Tue 19/113:00 -

2 stops24h 00m

Fri 22/102:25 -

2 stops25h 30m

Deal found 8/9₹ 141,794

Find flight deals from Illinois to Bangalore

Round-trip from	₹ 86,721
One-way from	₹ 42,739
Popular in	December
Cheapest in	February
Average price	₹ 91,215

Etihad Airways
15/10-25/10
4 total stops
75h 06m total
Illinois to Bengaluru

Search Deals

Etihad Airways
11/10-31/12
1 total stop
37h 00m total
Illinois to Bengaluru

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (₹ 975,024 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (₹ 400,182 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Bengaluru that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

St. LouisBengaluru

STL Lambert-St Louis - BLR Bengaluru Intl

STLBLR

Lambert-St Louis

Wed 7/10

14:29-19:55

2 stops42h 56m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 50,771

ChicagoBengaluru

MDW Chicago Midway - BLR Bengaluru Intl

MDWBLR

Chicago Midway

Thu 1/10

13:19-23:05

2 stops23h 16m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 50,866

Fastest return journey

ChicagoBengaluru

ORD Chicago O'Hare Intl - BLR Bengaluru Intl

ORDBLR

Chicago O'Hare Intl

Mon 19/10

16:50-23:10

1 stop19h 50m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 50,866

ChicagoBengaluru

ORD Chicago O'Hare Intl - BLR Bengaluru Intl

ORDBLR

Chicago O'Hare Intl

Sat 24/10

16:15-00:30

1 stop21h 45m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 50,866

ChicagoBengaluru

ORD Chicago O'Hare Intl - BLR Bengaluru Intl

ORDBLR

Chicago O'Hare Intl

Thu 26/11

14:44-00:30

2 stops22h 16m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 51,344

ChicagoBengaluru

MDW Chicago Midway - BLR Bengaluru Intl

MDWBLR

Chicago Midway

Sun 7/2

13:00-00:30

2 stops24h 00m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 51,822

ChicagoBengaluru

ORD Chicago O'Hare Intl - BLR Bengaluru Intl

ORDBLR

Chicago O'Hare Intl

Tue 24/11

06:00-00:30

2 stops31h 00m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 52,396

ChicagoBengaluru

ORD Chicago O'Hare Intl - BLR Bengaluru Intl

ORDBLR

Chicago O'Hare Intl

Fri 9/10

19:05-04:10

2 stops46h 35m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 53,257

ChicagoBengaluru

ORD Chicago O'Hare Intl - BLR Bengaluru Intl

ORDBLR

Chicago O'Hare Intl

Mon 19/10

15:50-04:10

2 stops25h 50m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 53,257

ChicagoBengaluru

ORD Chicago O'Hare Intl - BLR Bengaluru Intl

ORDBLR

Chicago O'Hare Intl

Tue 6/10

18:00-00:30

1 stop20h 00m

Bengaluru Intl

Wed 31/12

00:00-12:30

Nonstop0h 00m

₹ 53,735

Flights are sorted by cheapest return flights first.

Deals found on 7/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Illinois to Bangalore

Have a flexible travel schedule? Discover the best time to fly to Bangalore from Illinois with our price prediction graph.

ORD-BLR

STL-BLR

MDW-BLR

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Bengaluru

USIL-BLR

ORD-BLR

STL-BLR

MDW-BLR

What is the cheapest month to book a flight from Illinois to Bengaluru?

Currently, February is the cheapest month in which you can book a flight from Illinois to Bengaluru (average of ₹ 82,705). Flying from Illinois to Bengaluru in December is currently the most expensive (average of ₹ 150,495). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Illinois to Bengaluru?

Airfare is typical for this route at the moment.

Illinois to Bengaluru flights typically cost between ₹ 82,610 and ₹ 103,549 in October.
The cheapest return price found within the last 5 days was ₹ 86,721 on Etihad Airways (15 Oct–25 Oct).

How far ahead should I book a flight from Illinois to Bengaluru?

To ensure you get the cheapest price possible for a flight from Illinois to Bengaluru, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

What airport do you fly into for flights to Bengaluru from Illinois?
For a flight from Illinois to Bengaluru, you will be flying into Bengaluru Intl. Bengaluru Intl (BLR) is just 28.3 km from the centre of the city.
How long is the flight from Illinois to Bengaluru?
A quick flight from Illinois to Bengaluru can take about 20h 35m. KLM provides one of the quickest options available for as low as ₹ 100,872. There are 13696 km between Illinois and Bengaluru. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Illinois to Bengaluru?
While some choose either Chicago Midway - Bengaluru Intl or Lambert-St Louis - Bengaluru Intl, Chicago O'Hare Intl - Bengaluru Intl is the most popular route from Illinois to Bengaluru.
Can I find deals for flights from Illinois to Bangalore that include hotel bookings?
Yes. In addition to deals on Illinois to Bangalore flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Illinois to Bangalore?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Bangalore.
Can I find deals for business class flights from Illinois to Bangalore?
Yes. Cheapflights offers flight deals from Illinois to Bangalore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Illinois to Bengaluru?
Currently, February is the cheapest month in which you can book a flight from Illinois to Bengaluru (average of ₹ 82,705). Flying from Illinois to Bengaluru in December is currently the most expensive (average of ₹ 150,495). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Illinois to Bangalore

Airline	Cheapest	Average	Flexibility	On-time
Etihad Airways	Cheapest₹ 36,124	Average₹ 92,971	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
KLM	Cheapest₹ 68,414	Average₹ 130,696	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Lufthansa	Cheapest₹ 83,095	Average₹ 94,207	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Qatar Airways	Cheapest₹ 114,133	Average₹ 177,329	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights

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How does Cheapflights help users find flights from Illinois to Bangalore?

Deals for Illinois to Bangalore flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Illinois to Bangalore?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Illinois to Bangalore for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Illinois to Bangalore with no change fees?

Yes, we can. To see specific flights from Illinois to Bangalore with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Illinois to Bangalore become cheaper?

Yes! Start tracking prices for Illinois to Bangalore flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Illinois to Bengaluru from ₹ 42,739

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Illinois to Bangalore

Cheapest flights from Illinois to BangaloreExplore the most affordable flight options available from Illinois to Bangalore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Explore the most affordable flight options available from Illinois to Bangalore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from Illinois to BangaloreDiscover carefully curated flight deals from Illinois to Bangalore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from Illinois to Bangalore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from Illinois to BangaloreDiscover last-minute flight deals from Illinois to Bangalore. Data last updated 12 September 2026 and is based on user searches.

Discover last-minute flight deals from Illinois to Bangalore. Data last updated 12 September 2026 and is based on user searches.

One-way flights from Illinois to BangaloreSearch for one-way flight options from Illinois to Bangalore. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from Illinois to Bangalore. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Find flight deals from Illinois to Bangalore

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Bengaluru that are best for you.

Best time to book a flight from Illinois to Bangalore

Have a flexible travel schedule? Discover the best time to fly to Bangalore from Illinois with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Illinois to Bengaluru?

How much does it cost for a return flight from Illinois to Bengaluru?

Airfare is typical for this route at the moment.

Illinois to Bengaluru flights typically cost between ₹ 82,610 and ₹ 103,549 in October.The cheapest return price found within the last 5 days was ₹ 86,721 on Etihad Airways (15 Oct–25 Oct).

How far ahead should I book a flight from Illinois to Bengaluru?

To ensure you get the cheapest price possible for a flight from Illinois to Bengaluru, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

What airport do you fly into for flights to Bengaluru from Illinois?

How long is the flight from Illinois to Bengaluru?

What are the most popular routes from Illinois to Bengaluru?

Can I find deals for flights from Illinois to Bangalore that include hotel bookings?

How can I find direct flights from Illinois to Bangalore?

Can I find deals for business class flights from Illinois to Bangalore?

What is the cheapest month to book a flight from Illinois to Bengaluru?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Bangalore

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Bangalore

Explore flights to Bangalore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 September 2026.

Complete your trip

Complete your trip to Bangalore by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Karnataka

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Search flights from Illinois to Bangalore by cabin class

Find flights from Illinois to Bangalore, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Illinois and Bangalore flights

Browse other Illinois and Bangalore flight options. Last updated on 12 September 2026.

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Top 4 airlines flying from Illinois to Bangalore

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How does Cheapflights help users find flights from Illinois to Bangalore?

Why should you use Cheapflights to find cheap flight tickets from Illinois to Bangalore?

Can Cheapflights find flights from Illinois to Bangalore with no change fees?

Can Cheapflights notify me if prices for flights from Illinois to Bangalore become cheaper?

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Cheapest flights from Illinois to Bangalore
Explore the most affordable flight options available from Illinois to Bangalore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from Illinois to Bangalore
Discover carefully curated flight deals from Illinois to Bangalore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from Illinois to Bangalore
Discover last-minute flight deals from Illinois to Bangalore. Data last updated 12 September 2026 and is based on user searches.

One-way flights from Illinois to Bangalore
Search for one-way flight options from Illinois to Bangalore. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Illinois to Bengaluru flights typically cost between ₹ 82,610 and ₹ 103,549 in October.
The cheapest return price found within the last 5 days was ₹ 86,721 on Etihad Airways (15 Oct–25 Oct).