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

United Airlines, Delta, and Emirates are the most popular carriers operating from New Delhi Indira Gandhi Intl to Illinois

Which airlines fly to Illinois?

Etihad Airways, Air India and Finnair are the top three most popular airlines that fly to Illinois from New Delhi according to our data. Etihad Airways is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 12 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 June 2026, there are 12 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.

₹ 52,263 Cheap Flights from New Delhi to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from New Delhi to Illinois

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

09:25 - 15:40

DEL

ORD

40h 45m

1 stop

21:10 - 19:20

ORD

DEL

35h 40m

1 stop

₹ 87,798Etihad Airways

Mon, 6 Jul - Thu, 3 Sep

08:00 - 15:10

DEL

ORD

41h 40m

1 stop

21:50 - 05:10

ORD

DEL

19h 50m

1 stop

₹ 87,893LOT

Mon, 21 Sep - Sat, 5 Dec

05:30 - 08:00

DEL

ORD

37h 00m

2 stops

16:33 - 01:55

ORD

DEL

22h 52m

2 stops

₹ 88,460Multiple Airlines

Thu, 2 Jul - Mon, 28 Sep

01:35 - 14:00

DEL

ORD

22h 55m

2 stops

17:10 - 01:15

ORD

DEL

20h 35m

1 stop

₹ 89,027British Airways

Fri, 16 Oct - Tue, 19 Jan

01:35 - 19:15

DEL

ORD

28h 10m

2 stops

21:15 - 23:35

ORD

DEL

39h 50m

1 stop

₹ 89,216British Airways

Mon, 5 Oct - Tue, 30 Mar

04:50 - 00:27

DEL

STL

30h 07m

2 stops

07:00 - 03:00

STL

DEL

32h 30m

2 stops

₹ 95,737Multiple Airlines

Wed, 16 Sep - Thu, 25 Feb

07:40 - 23:25

DEL

STL

26h 15m

2 stops

12:43 - 06:05

STL

DEL

30h 52m

2 stops

₹ 98,856Finnair

Mon, 19 Oct - Sat, 31 Oct

07:40 - 00:16

DEL

STL

27h 06m

2 stops

12:46 - 05:20

STL

DEL

30h 04m

2 stops

₹ 105,283Finnair

Mon, 29 Jun - Wed, 30 Sep

23:35 - 23:44

DEL

STL

34h 39m

1 stop

07:30 - 21:30

STL

DEL

27h 30m

1 stop

₹ 110,008United Airlines

Wed, 22 Jul - Sun, 4 Oct

23:35 - 17:51

DEL

DEC

52h 46m

2 stops

18:55 - 21:30

DEC

DEL

40h 05m

2 stops

₹ 120,971United Airlines

Thu, 24 Sep - Sun, 27 Sep

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British Airways flights from New Delhi to Illinois

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

British Airways

16 Oct

DEL01:35New Delhi Indira Gandhi Intl

22h 55m

2 stops

ORD14:00Chicago O'Hare Intl

19 Jan

ORD17:10Chicago O'Hare Intl

20h 35m

1 stop

DEL01:15New Delhi Indira Gandhi Intl

₹ 89,027

British Airways

5 Oct

DEL01:35New Delhi Indira Gandhi Intl

28h 10m

2 stops

ORD19:15Chicago O'Hare Intl

30 Mar

ORD21:15Chicago O'Hare Intl

39h 50m

1 stop

DEL23:35New Delhi Indira Gandhi Intl

₹ 89,216

British Airways

10 Sept

DEL01:35New Delhi Indira Gandhi Intl

25h 41m

2 stops

ORD16:46Chicago O'Hare Intl

27 Sept

ORD17:00Chicago O'Hare Intl

20h 05m

1 stop

DEL23:35New Delhi Indira Gandhi Intl

₹ 90,445

United Airlines flights from New Delhi to Illinois

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

United Airlines

1 Oct

DEL23:35New Delhi Indira Gandhi Intl

34h 16m

1 stop

ORD23:21Chicago O'Hare Intl

16 Oct

ORD21:35Chicago O'Hare Intl

37h 25m

1 stop

DEL21:30New Delhi Indira Gandhi Intl

₹ 90,350

United Airlines

6 Jul

DEL23:35New Delhi Indira Gandhi Intl

27h 47m

2 stops

ORD16:52Chicago O'Hare Intl

5 Oct

ORD07:30Chicago O'Hare Intl

27h 30m

1 stop

DEL21:30New Delhi Indira Gandhi Intl

₹ 90,539

United Airlines

7 Jul

DEL23:35New Delhi Indira Gandhi Intl

25h 14m

2 stops

ORD14:19Chicago O'Hare Intl

14 Sept

ORD14:32Chicago O'Hare Intl

20h 28m

1 stop

DEL21:30New Delhi Indira Gandhi Intl

₹ 90,728

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 6/7

09:25-15:40

1 stop40h 45m

Chicago O'Hare Intl

Thu 3/9

21:10-19:20

1 stop35h 40m

₹ 87,798

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 21/9

08:00-15:10

1 stop41h 40m

Chicago O'Hare Intl

Sat 5/12

21:50-05:10

1 stop19h 50m

₹ 87,893

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Thu 2/7

05:30-08:00

2 stops37h 00m

Chicago O'Hare Intl

Mon 28/9

16:33-01:55

2 stops22h 52m

₹ 88,460

Fastest return journey

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Fri 16/10

01:35-14:00

2 stops22h 55m

Chicago O'Hare Intl

Tue 19/1

17:10-01:15

1 stop20h 35m

₹ 89,027

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 5/10

01:35-19:15

2 stops28h 10m

Chicago O'Hare Intl

Tue 30/3

21:15-23:35

1 stop39h 50m

₹ 89,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 16/9

04:50-00:27

2 stops30h 07m

Lambert-St Louis

Thu 25/2

07:00-03:00

2 stops32h 30m

₹ 95,737

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Mon 19/10

07:40-23:25

2 stops26h 15m

Lambert-St Louis

Sat 31/10

12:43-06:05

2 stops30h 52m

₹ 98,856

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Mon 29/6

07:40-00:16

2 stops27h 06m

Lambert-St Louis

Wed 30/9

12:46-05:20

2 stops30h 04m

₹ 105,283

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 22/7

23:35-23:44

1 stop34h 39m

Lambert-St Louis

Sun 4/10

07:30-21:30

1 stop27h 30m

₹ 110,008

New DelhiDecatur

DEL - DEC

DELDEC

New Delhi Indira Gandhi Intl

Thu 24/9

23:35-17:51

2 stops52h 46m

Decatur Arpt

Sun 27/9

18:55-21:30

2 stops40h 05m

₹ 120,971

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, February 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 ₹ 28,164. If you aren’t able to travel during the month of February, then book flights to Illinois from New Delhi during January instead. Flights to Illinois in January, while not as cheap as those in February, still average around ₹ 29,392.

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 Monday. momondo users have found tickets for Monday departures for as low as ₹ 88,538. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from New Delhi to Illinois on a Tuesday will generally be more expensive and average around ₹ 108,550. 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 from New Delhi 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 ₹ 94,603 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 ₹ 80,994 on momondo.

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

There are 3 cabin classes available to choose from on New Delhi 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?

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

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	₹ 483,442
Fastest flight time	20h 25m
Direct flights	None

The best one-way flight to Illinois from New Delhi in the past 72 hours is ₹ 483,442. The best return flight deal from New Delhi to Illinois found on momondo in the last 72 hours is ₹ 117,498.

The fastest flight from New Delhi to Illinois takes 20h 25m

There are no direct flights from New Delhi to Illinois. There are no popular flight routes from New Delhi to Illinois.

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 June 2026, there are 12 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 97.56% of the total bookings. Other popular models include Boeing 777-200LR with 2.44%.

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
Turkish Airlines	PriceFrom ₹ 52,672	Free Cancellation	Rating 7.4 4,410 reviews	Search Turkish Airlines flights
Air India	PriceFrom ₹ 66,675	Free Cancellation	Rating 5.5 2,958 reviews	Search Air India flights
Etihad Airways	PriceFrom ₹ 68,398	Free Cancellation	Rating 7.3 1,452 reviews	Search Etihad Airways flights
Finnair	PriceFrom ₹ 69,646	Free Cancellation	Rating 7.6 1,412 reviews	Search Finnair flights
British Airways	PriceFrom ₹ 74,334	Free Cancellation	Rating 6.7 8,054 reviews	Search British Airways flights
Qatar Airways	PriceFrom ₹ 78,828	Free Cancellation	Rating 7.3 3,727 reviews	Search Qatar Airways flights
KLM	PriceFrom ₹ 81,043	Free Cancellation	Rating 7.8 1,530 reviews	Search KLM flights
LOT	PriceFrom ₹ 85,571	Free Cancellation	Rating 7.5 1,201 reviews	Search LOT flights
United Airlines	PriceFrom ₹ 87,678	Free Cancellation	Rating 7.4 9,858 reviews	Search United Airlines flights
Emirates	PriceFrom ₹ 89,801	Free Cancellation	Rating 8.1 3,592 reviews	Search Emirates 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.