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

Finnair, Qatar Airways, and Etihad Airways are the most popular carriers operating from New Delhi Indira Gandhi Intl to Illinois

Which airlines fly to Illinois?

Air India, Etihad Airways and Finnair are the top three most popular airlines that fly to Illinois from New Delhi according to our data. Air India is the first choice among our users, with 49% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 13 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from New Delhi Indira Gandhi Intl Airport to Illinois refresh daily.

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

As of April 2026, there are 13 operators available to choose from for flights from New Delhi Indira Gandhi Intl Airport to Illinois.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New Delhi Indira Gandhi Intl Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

₹ 41,897 Cheap Flights from New Delhi to Illinois in 2026

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Find the cheapest flights from New Delhi to Illinois

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

09:25 - 08:35

DEL

ORD

33h 40m

1 stop

21:10 - 03:10

ORD

DEL

19h 30m

1 stop

₹ 72,647Etihad Airways

Mon, 1 Jun - Sun, 30 Aug

09:25 - 08:35

DEL

ORD

33h 40m

1 stop

21:10 - 03:10

ORD

DEL

19h 30m

1 stop

₹ 72,833Etihad Airways

Mon, 11 May - Sun, 9 Aug

21:15 - 08:35

DEL

ORD

21h 50m

1 stop

21:10 - 03:10

ORD

DEL

19h 30m

1 stop

₹ 73,018Etihad Airways

Thu, 11 Jun - Sat, 4 Jul

21:15 - 18:58

DEL

STL

32h 13m

2 stops

07:00 - 03:00

STL

DEL

32h 30m

2 stops

₹ 89,833Multiple Airlines

Thu, 10 Sep - Thu, 25 Feb

21:15 - 18:04

DEL

STL

31h 19m

2 stops

07:05 - 03:10

STL

DEL

33h 35m

2 stops

₹ 89,926Multiple Airlines

Tue, 5 May - Tue, 12 May

07:40 - 19:36

DEL

STL

46h 26m

2 stops

12:43 - 05:20

STL

DEL

30h 07m

2 stops

₹ 94,014Finnair

Tue, 26 May - Tue, 29 Sep

03:55 - 17:56

DEL

MDW

24h 31m

2 stops

17:59 - 01:55

MDW

DEL

21h 26m

2 stops

₹ 94,385Delta

Tue, 2 Jun - Sun, 30 Aug

03:55 - 18:33

DEL

MDW

25h 08m

2 stops

18:45 - 01:55

MDW

DEL

20h 40m

2 stops

₹ 94,757Delta

Tue, 2 Jun - Sat, 29 Aug

07:40 - 19:36

DEL

STL

46h 26m

2 stops

16:29 - 05:20

STL

DEL

26h 21m

2 stops

₹ 96,801Finnair

Tue, 26 May - Sun, 27 Sep

03:55 - 16:12

DEL

MDW

22h 47m

2 stops

18:45 - 01:55

MDW

DEL

20h 40m

2 stops

₹ 122,626KLM

Sun, 31 May - Sat, 29 Aug

Etihad Airways flights from New Delhi to Illinois

Our best Etihad Airways deals on New Delhi to Illinois flight tickets

Etihad Airways

1 Jun

DEL09:25New Delhi Indira Gandhi Intl

33h 40m

1 stop

ORD08:35Chicago O'Hare Intl

30 Aug

ORD21:10Chicago O'Hare Intl

19h 30m

1 stop

DEL03:10New Delhi Indira Gandhi Intl

₹ 72,647

Etihad Airways

3 Jun

DEL09:25New Delhi Indira Gandhi Intl

33h 40m

1 stop

ORD08:35Chicago O'Hare Intl

20 Jun

ORD21:10Chicago O'Hare Intl

24h 15m

1 stop

DEL07:55New Delhi Indira Gandhi Intl

₹ 72,740

Etihad Airways

11 May

DEL09:25New Delhi Indira Gandhi Intl

33h 40m

1 stop

ORD08:35Chicago O'Hare Intl

9 Aug

ORD21:10Chicago O'Hare Intl

19h 30m

1 stop

DEL03:10New Delhi Indira Gandhi Intl

₹ 72,833

Finnair flights from New Delhi to Illinois

Our best Finnair deals on New Delhi to Illinois flight tickets

Finnair

22 Jul

DEL07:40New Delhi Indira Gandhi Intl

20h 40m

1 stop

ORD17:50Chicago O'Hare Intl

22 Sept

ORD21:30Chicago O'Hare Intl

21h 20m

1 stop

DEL05:20New Delhi Indira Gandhi Intl

₹ 77,106

Finnair

22 Jul

DEL07:40New Delhi Indira Gandhi Intl

20h 40m

1 stop

ORD17:50Chicago O'Hare Intl

22 Sept

ORD21:30Chicago O'Hare Intl

21h 20m

1 stop

DEL05:20New Delhi Indira Gandhi Intl

₹ 77,199

Finnair

22 Jul

DEL07:40New Delhi Indira Gandhi Intl

20h 40m

1 stop

ORD17:50Chicago O'Hare Intl

22 Sept

ORD21:30Chicago O'Hare Intl

21h 20m

1 stop

DEL05:20New Delhi Indira Gandhi Intl

₹ 77,571

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 1/6

09:25-08:35

1 stop33h 40m

Chicago O'Hare Intl

Sun 30/8

21:10-03:10

1 stop19h 30m

₹ 72,647

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 11/5

09:25-08:35

1 stop33h 40m

Chicago O'Hare Intl

Sun 9/8

21:10-03:10

1 stop19h 30m

₹ 72,833

Fastest return journey

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Thu 11/6

21:15-08:35

1 stop21h 50m

Chicago O'Hare Intl

Sat 4/7

21:10-03:10

1 stop19h 30m

₹ 73,018

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 10/9

21:15-18:58

2 stops32h 13m

Lambert-St Louis

Thu 25/2

07:00-03:00

2 stops32h 30m

₹ 89,833

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 5/5

21:15-18:04

2 stops31h 19m

Lambert-St Louis

Tue 12/5

07:05-03:10

2 stops33h 35m

₹ 89,926

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 26/5

07:40-19:36

2 stops46h 26m

Lambert-St Louis

Tue 29/9

12:43-05:20

2 stops30h 07m

₹ 94,014

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Tue 2/6

03:55-17:56

2 stops24h 31m

Chicago Midway

Sun 30/8

17:59-01:55

2 stops21h 26m

₹ 94,385

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Tue 2/6

03:55-18:33

2 stops25h 08m

Chicago Midway

Sat 29/8

18:45-01:55

2 stops20h 40m

₹ 94,757

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 26/5

07:40-19:36

2 stops46h 26m

Lambert-St Louis

Sun 27/9

16:29-05:20

2 stops26h 21m

₹ 96,801

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Sun 31/5

03:55-16:12

2 stops22h 47m

Chicago Midway

Sat 29/8

18:45-01:55

2 stops20h 40m

₹ 122,626

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 New Delhi to Illinois

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

What is the cheapest month to fly to Illinois?

In general, October is the cheapest month to fly from New Delhi to Illinois. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 77,385. If you aren’t able to travel during the month of October, then book flights to Illinois from New Delhi during April instead. Flights to Illinois in April, while not as cheap as those in October, still average around ₹ 82,866.

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

On average, the least expensive day to fly to Illinois from New Delhi is on a Thursday. momondo users have found tickets for Thursday departures for as low as ₹ 101,209. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from New Delhi to Illinois on a Sunday will generally be more expensive and average around ₹ 111,685. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

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

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around ₹ 92,302 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from New Delhi for as low as ₹ 75,062 on momondo.

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

There are 3 cabin classes available to choose from on New Delhi Indira Gandhi Intl to Illinois 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 New Delhi to Illinois flights?

You could potentially save up to 18% on your flight if you consider stops on a New Delhi to Illinois flight.

Cheap New Delhi to Illinois flight deals and tips

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

Best price found	₹ 119,256
Fastest flight time	19h 25m
Direct flights	Mon, Wed, Fri and Sun
Airports in Illinois	98 airports

The best one-way flight to Illinois from New Delhi in the past 72 hours is ₹ 119,256. The best return flight deal from New Delhi to Illinois found on momondo in the last 72 hours is ₹ 99,594.

The fastest flight from New Delhi to Illinois takes 19h 25m

Direct flights go from New Delhi to Illinois on Monday, Wednesday, Friday and Sunday. Airline offering direct flights is Air India..

There are 98 airports in Illinois. From New Delhi there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from New Delhi to Illinois

When did momondo last update prices for flights from New Delhi Indira Gandhi Intl Airport to Illinois?
Prices for flights from New Delhi Indira Gandhi Intl Airport to Illinois refresh daily.
How many operators does momondo search for flights from New Delhi Indira Gandhi Intl Airport to Illinois?
As of April 2026, there are 13 operators available to choose from for flights from New Delhi Indira Gandhi Intl Airport to Illinois.
How old do you have to be to fly from New Delhi Indira Gandhi Intl Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New Delhi Indira Gandhi Intl Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois 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 Illinois. 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 New Delhi to Illinois?
Based on momondo bookings for flights between New Delhi and Illinois, the leading plane model is Boeing 777-300ER, making up 98.84% of the total bookings. Other popular models include Boeing 777-200LR with 1.16%.

Best airlines flying from New Delhi to Illinois

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

Airline	Rating	Free Cancellation	Price
Etihad Airways	PriceFrom ₹ 39,308	Free Cancellation	Rating 7.3 1,428 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom ₹ 51,775	Free Cancellation	Rating 7.3 4,300 reviews	Search Turkish Airlines flights
Finnair	PriceFrom ₹ 68,460	Free Cancellation	Rating 7.7 1,379 reviews	Search Finnair flights
IndiGo	PriceFrom ₹ 73,794	Free Cancellation	Rating 6.8 546 reviews	Search IndiGo flights
British Airways	PriceFrom ₹ 77,390	Free Cancellation	Rating 6.7 7,857 reviews	Search British Airways flights
Qatar Airways	PriceFrom ₹ 77,485	Free Cancellation	Rating 7.4 3,729 reviews	Search Qatar Airways flights
KLM	PriceFrom ₹ 79,663	Free Cancellation	Rating 7.7 1,491 reviews	Search KLM flights
Air India	PriceFrom ₹ 82,333	Free Cancellation	Rating 5.5 2,966 reviews	Search Air India flights
LOT	PriceFrom ₹ 84,113	Free Cancellation	Rating 7.5 1,184 reviews	Search LOT flights
United Airlines	PriceFrom ₹ 84,329	Free Cancellation	Rating 7.4 9,548 reviews	Search United Airlines flights

Why use momondo?

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

Finding the right flight to Illinois from New Delhi is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Illinois from New Delhi which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between New Delhi and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for New Delhi to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.