How many flights depart from Illinois to New Delhi on average per week?

4 flights are operational weekly from Illinois to New Delhi as of December 2025. The most popular departure day for this route is Mon, with 25% of flights per week taking off on this day.

What is the cheapest airline that flies from Illinois to New Delhi Indira Gandhi Intl?

IndiGo, United Airlines, and Qatar Airways are the most popular carriers operating from Illinois to New Delhi Indira Gandhi Intl

Which airlines fly to New Delhi?

Air India, Etihad Airways and United Airlines are the top three most popular airlines that fly to New Delhi from Illinois according to our data. Air India is the first choice among our users, with 43% of people opting to fly with this airline when travelling to New Delhi. Keep in mind that there are 12 different airlines that fly to New Delhi on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to New Delhi?

If you’re flying from a popular airport in Illinois, such as Chicago or Peoria, and flying into New Delhi, then you can expect flight times to average 18h 48m and 33h 29m, respectively.

When did momondo last update prices for flights from Illinois to New Delhi Indira Gandhi Intl Airport?

Prices for flights from Illinois to New Delhi Indira Gandhi Intl Airport were last updated today.

How many operators does momondo search for flights from Illinois to New Delhi Indira Gandhi Intl Airport?

There are 12 operators available for flights from Illinois to New Delhi Indira Gandhi Intl Airport as of December 2025.

How old do you have to be to fly from Illinois to New Delhi Indira Gandhi Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to New Delhi Indira Gandhi Intl Airport.

What documentation or ID do you need to fly to New Delhi Indira Gandhi Intl Airport?

The travel and health documents you'll need for your trip to New Delhi Indira Gandhi Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New Delhi Indira Gandhi Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

₹ 34,677 Cheap Flights from Illinois to New Delhi in 2025/26

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Find the cheapest flights from Illinois to New Delhi

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

12:15 - 22:10

STL

DEL

23h 25m2 stops

00:05 - 22:59

DEL

STL

33h 24m2 stops

₹ 60,391United Airlines

Mon, 13 Apr - Fri, 24 Apr

07:45 - 22:10

STL

DEL

27h 55m2 stops

23:00 - 15:24

DEL

STL

26h 54m1 stop

₹ 61,839United Airlines

Mon, 13 Apr - Sat, 25 Apr

11:20 - 21:50

STL

DEL

23h 00m2 stops

23:55 - 14:30

DEL

STL

26h 05m2 stops

₹ 62,292United Airlines

Mon, 26 Jan - Mon, 2 Feb

14:35 - 00:10

ORD

DEL

46h 05m1 stop

22:45 - 12:55

DEL

ORD

25h 40m1 stop

₹ 64,646Cathay Pacific

Wed, 28 Jan - Tue, 10 Feb

13:30 - 16:50

ORD

DEL

15h 50mdirect

20:55 - 07:35

DEL

ORD

22h 10m1 stop

₹ 64,736Multiple Airlines

Wed, 28 Jan - Thu, 12 Feb

13:30 - 16:50

ORD

DEL

15h 50mdirect

20:55 - 07:35

DEL

ORD

22h 10m1 stop

₹ 65,099Multiple Airlines

Sun, 25 Jan - Thu, 12 Feb

13:30 - 16:50

ORD

DEL

15h 50mdirect

02:15 - 11:30

DEL

ORD

20h 45m1 stop

₹ 65,189Air India

Sun, 1 Feb - Thu, 19 Feb

09:40 - 12:20

ORD

DEL

39h 10m1 stop

02:15 - 11:30

DEL

ORD

20h 45m1 stop

₹ 65,280Air India

Tue, 20 Jan - Tue, 3 Mar

11:50 - 04:40

ORD

DEL

29h 20m1 stop

06:55 - 10:05

DEL

ORD

38h 40m1 stop

₹ 65,370Turkish Airlines

Sat, 17 Jan - Wed, 4 Feb

13:10 - 19:20

ORD

DEL

18h 40m1 stop

02:15 - 12:30

DEL

ORD

20h 45m1 stop

₹ 65,461Multiple Airlines

Sat, 21 Feb - Sat, 21 Mar

United Airlines flights from Illinois to New Delhi

Our best United Airlines deals on Illinois to New Delhi flight tickets

United Airlines

13 Apr

STL12:15Lambert-St Louis

23h 25m

2 stops

DEL22:10New Delhi Indira Gandhi Intl

24 Apr

DEL00:05New Delhi Indira Gandhi Intl

33h 24m

2 stops

STL22:59Lambert-St Louis

₹ 60,391

Find similar

United Airlines

13 Apr

STL07:45Lambert-St Louis

27h 55m

2 stops

DEL22:10New Delhi Indira Gandhi Intl

25 Apr

DEL23:00New Delhi Indira Gandhi Intl

26h 54m

1 stop

STL15:24Lambert-St Louis

₹ 61,839

Find similar

United Airlines

26 Jan

STL11:20Lambert-St Louis

23h 00m

2 stops

DEL21:50New Delhi Indira Gandhi Intl

2 Feb

DEL23:55New Delhi Indira Gandhi Intl

26h 05m

2 stops

STL14:30Lambert-St Louis

₹ 62,292

Find similar

Cathay Pacific flights from Illinois to New Delhi

Our best Cathay Pacific deals on Illinois to New Delhi flight tickets

Cathay Pacific

26 Jan

ORD14:35Chicago O'Hare Intl

43h 30m

1 stop

DEL21:35New Delhi Indira Gandhi Intl

15 Feb

DEL01:30New Delhi Indira Gandhi Intl

22h 55m

1 stop

ORD12:55Chicago O'Hare Intl

₹ 64,646

Find similar

Cathay Pacific

16 Jan

ORD14:35Chicago O'Hare Intl

43h 30m

1 stop

DEL21:35New Delhi Indira Gandhi Intl

15 Feb

DEL22:45New Delhi Indira Gandhi Intl

25h 40m

1 stop

ORD12:55Chicago O'Hare Intl

₹ 67,181

Find similar

Cathay Pacific

4 Mar

ORD14:35Chicago O'Hare Intl

43h 30m

1 stop

DEL21:35New Delhi Indira Gandhi Intl

21 Mar

DEL01:30New Delhi Indira Gandhi Intl

22h 55m

1 stop

ORD13:55Chicago O'Hare Intl

₹ 68,992

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Mon 13/4

12:15-22:10

2 stops23h 25m

New Delhi Indira Gandhi Intl

Fri 24/4

00:05-22:59

2 stops33h 24m

₹ 60,391

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Mon 13/4

07:45-22:10

2 stops27h 55m

New Delhi Indira Gandhi Intl

Sat 25/4

23:00-15:24

1 stop26h 54m

₹ 61,839

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Mon 26/1

11:20-21:50

2 stops23h 00m

New Delhi Indira Gandhi Intl

Mon 2/2

23:55-14:30

2 stops26h 05m

₹ 62,292

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Wed 28/1

14:35-00:10

1 stop46h 05m

New Delhi Indira Gandhi Intl

Tue 10/2

22:45-12:55

1 stop25h 40m

₹ 64,646

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Wed 28/1

13:30-16:50

Nonstop15h 50m

New Delhi Indira Gandhi Intl

Thu 12/2

20:55-07:35

1 stop22h 10m

₹ 64,736

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Sun 25/1

13:30-16:50

Nonstop15h 50m

New Delhi Indira Gandhi Intl

Thu 12/2

20:55-07:35

1 stop22h 10m

₹ 65,099

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Sun 1/2

13:30-16:50

Nonstop15h 50m

New Delhi Indira Gandhi Intl

Thu 19/2

02:15-11:30

1 stop20h 45m

₹ 65,189

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Tue 20/1

09:40-12:20

1 stop39h 10m

New Delhi Indira Gandhi Intl

Tue 3/3

02:15-11:30

1 stop20h 45m

₹ 65,280

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Sat 17/1

11:50-04:40

1 stop29h 20m

New Delhi Indira Gandhi Intl

Wed 4/2

06:55-10:05

1 stop38h 40m

₹ 65,370

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Sat 21/2

13:10-19:20

1 stop18h 40m

New Delhi Indira Gandhi Intl

Sat 21/3

02:15-12:30

1 stop20h 45m

₹ 65,461

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to New Delhi

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

Prices

Airlines

Other information

What is the cheapest month to fly to New Delhi?

The month of October is another great option to travel to New Delhi, with average flight prices from Illinois averaging around ₹ 69,988.

What is the cheapest day to depart on your flight to New Delhi?

Our data shows that Tuesday is the least expensive day to fly to New Delhi. Tickets to fly out on this day can be as low as ₹ 85,849. On the other hand, Saturday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travellers. As a result, prices tend to be around ₹ 98,132.

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

Our most recent data shows that the best time of day to fly to New Delhi is at midday. Flights from Illinois to New Delhi during this time can be as low as ₹ 79,503. Flights to New Delhi are more costly in the evening, with an average ticket price of ₹ 109,325. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Illinois to New Delhi Indira Gandhi Intl flight route?

Fly from Chicago O'Hare Intl to New Delhi Indira Gandhi Intl for the best Illinois - New Delhi Indira Gandhi Intl flight prices

How far in advance should I book a flight to New Delhi?

You are more likely to see cheaper flights to New Delhi from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to New Delhi for around ₹ 83,607 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Delhi from Illinois for as low as ₹ 72,161 on momondo.

What cabin class options are available on Illinois to New Delhi Indira Gandhi Intl flights?

There are 4 cabin classes available to choose from on Illinois to New Delhi Indira Gandhi 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 Illinois to New Delhi flights?

No. A direct flight is the cheapest option for a flight between Illinois to New Delhi.

Cheap Illinois to New Delhi flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to New Delhi

Best price found	₹ 42,192
Fastest flight time	15h 50m
Direct flights	Mon, Tue, Thu and Sat
Airports in New Delhi	1 airport

The best one-way flight to New Delhi from Illinois in the past 72 hours is ₹ 42,192. The best return flight deal from Illinois to New Delhi found on momondo in the last 72 hours is ₹ 58,479.

The fastest flight from Illinois to New Delhi takes 15h 50m

Direct flights go from Illinois to New Delhi on Monday, Tuesday, Thursday and Saturday. Airline offering direct flights is Air India..

There is 1 airport in New Delhi. From Illinois there are direct flights to New Delhi Indira Gandhi Intl (DEL).

Search flight deals

When did momondo last update prices for flights from Illinois to New Delhi Indira Gandhi Intl Airport?
Prices for flights from Illinois to New Delhi Indira Gandhi Intl Airport were last updated today.
How many operators does momondo search for flights from Illinois to New Delhi Indira Gandhi Intl Airport?
There are 12 operators available for flights from Illinois to New Delhi Indira Gandhi Intl Airport as of December 2025.
How old do you have to be to fly from Illinois to New Delhi Indira Gandhi Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to New Delhi Indira Gandhi Intl Airport.
What documentation or ID do you need to fly to New Delhi Indira Gandhi Intl Airport?
The travel and health documents you'll need for your trip to New Delhi Indira Gandhi Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New Delhi Indira Gandhi Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to New Delhi?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to New Delhi is Boeing 777-300ER (93.71% of total bookings). The next most popular plane models are Boeing 777-200LR (5.01%), Boeing 777 (0.20%), and Boeing 787-10 Dreamliner (0.20%).

Best airlines flying from Illinois to New Delhi

Compare and see reviews for airlines that fly from Illinois to New Delhi with momondo

Airline	Rating	Free Cancellation	Price
Turkish Airlines	PriceFrom ₹ 46,609	Free Cancellation	Rating 7.3 4,099 reviews	Search Turkish Airlines flights
Finnair	PriceFrom ₹ 54,772	Free Cancellation	Rating 7.6 1,336 reviews	Search Finnair flights
Etihad Airways	PriceFrom ₹ 63,042	Free Cancellation	Rating 7.4 1,332 reviews	Search Etihad Airways flights
KLM	PriceFrom ₹ 64,023	Free Cancellation	Rating 7.7 1,430 reviews	Search KLM flights
SWISS	PriceFrom ₹ 64,679	Free Cancellation	Rating 7.5 1,812 reviews	Search SWISS flights
Air India	PriceFrom ₹ 65,062	Free Cancellation	Rating 5.5 2,948 reviews	Search Air India flights
Lufthansa	PriceFrom ₹ 66,456	Free Cancellation	Rating 6.8 7,628 reviews	Search Lufthansa flights
IndiGo	PriceFrom ₹ 72,451	Free Cancellation	Rating 6.8 508 reviews	Search IndiGo flights
United Airlines	PriceFrom ₹ 74,050	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Qatar Airways	PriceFrom ₹ 77,820	Free Cancellation	Rating 7.4 3,681 reviews	Search Qatar Airways flights

Gurugram

Noida

Faridabad

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to New Delhi?

It is quick and easy to find Illinois to New Delhi flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to New Delhi that suits you.

Can I find flights from Illinois to New Delhi with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to New Delhi from Illinois with this policy.

How can momondo help me find flights from Illinois to New Delhi?

Once you have performed a search for Illinois to New Delhi flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Illinois to New Delhi right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to New Delhi from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your New Delhi trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from Illinois to New Delhi from ₹ 34,677

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to New Delhi departing on 24/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Illinois to New Delhi

Cheap return flights

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Cheap direct flights

United Airlines flights from Illinois to New Delhi

Our best United Airlines deals on Illinois to New Delhi flight tickets

Cathay Pacific flights from Illinois to New Delhi

Our best Cathay Pacific deals on Illinois to New Delhi flight tickets

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

See travel insights to New Delhi from

How to get the cheapest flight ticket from Illinois to New Delhi

What is the cheapest month to fly to New Delhi?

The month of October is another great option to travel to New Delhi, with average flight prices from Illinois averaging around ₹ 69,988.

What is the cheapest day to depart on your flight to New Delhi?

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

What is the cheapest Illinois to New Delhi Indira Gandhi Intl flight route?

Fly from Chicago O'Hare Intl to New Delhi Indira Gandhi Intl for the best Illinois - New Delhi Indira Gandhi Intl flight prices

How far in advance should I book a flight to New Delhi?

What cabin class options are available on Illinois to New Delhi Indira Gandhi Intl flights?

There are 4 cabin classes available to choose from on Illinois to New Delhi Indira Gandhi 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 Illinois to New Delhi flights?

No. A direct flight is the cheapest option for a flight between Illinois to New Delhi.

What is the cheapest airline that flies from Illinois to New Delhi Indira Gandhi Intl?

IndiGo, United Airlines, and Qatar Airways are the most popular carriers operating from Illinois to New Delhi Indira Gandhi Intl

Which airlines fly to New Delhi?

How many flights depart from Illinois to New Delhi on average per week?

4 flights are operational weekly from Illinois to New Delhi as of December 2025. The most popular departure day for this route is Mon, with 25% of flights per week taking off on this day.

How long does it take to fly to New Delhi?

If you’re flying from a popular airport in Illinois, such as Chicago or Peoria, and flying into New Delhi, then you can expect flight times to average 18h 48m and 33h 29m, respectively.

Cheap Illinois to New Delhi flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to New Delhi

Best price found

Fastest flight time

Direct flights

Airports in New Delhi

When did momondo last update prices for flights from Illinois to New Delhi Indira Gandhi Intl Airport?

How many operators does momondo search for flights from Illinois to New Delhi Indira Gandhi Intl Airport?

How old do you have to be to fly from Illinois to New Delhi Indira Gandhi Intl Airport?

What documentation or ID do you need to fly to New Delhi Indira Gandhi Intl Airport?

What is the most popular plane model from Illinois to New Delhi?

Best airlines flying from Illinois to New Delhi

Compare and see reviews for airlines that fly from Illinois to New Delhi with momondo

Travelling to a place near New Delhi?

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to New Delhi?

Can I find flights from Illinois to New Delhi with flexible booking policies on momondo?

How can momondo help me find flights from Illinois to New Delhi?

I’m not ready to book a flight from Illinois to New Delhi right now. Can momondo alert me if prices change?

An easier way to manage your New Delhi trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to India

Fly your favourite airline to New Delhi

Airlines are sorted and displayed according to clicks in the past 7 days on momondo