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 38% 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.

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

Finnair, Gulf Air, and KLM are the most popular carriers operating from New Delhi Indira Gandhi Intl 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 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.

₹ 51,002 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

Cheap return flights

Enter your travel dates to find the best prices.

23:35 - 12:59

DEL

ORD

23h 54m

1 stop

15:45 - 21:50

ORD

DEL

18h 35m

1 stop

₹ 87,323United Airlines

Mon, 21 Sep - Wed, 10 Mar

21:15 - 15:40

DEL

ORD

28h 55m

1 stop

20:25 - 07:55

ORD

DEL

25h 00m

1 stop

₹ 87,609Etihad Airways

Mon, 22 Jun - Wed, 26 Aug

04:50 - 15:40

DEL

ORD

21h 20m

1 stop

14:00 - 19:20

ORD

DEL

18h 50m

1 stop

₹ 87,895Etihad Airways

Thu, 18 Jun - Mon, 10 Aug

00:50 - 18:25

DEL

MDW

28h 05m

2 stops

13:51 - 22:50

MDW

DEL

22h 29m

2 stops

₹ 90,279Delta

Mon, 13 Jul - Tue, 25 Aug

00:50 - 18:25

DEL

MDW

28h 05m

2 stops

10:54 - 22:50

MDW

DEL

25h 26m

2 stops

₹ 90,660Delta

Mon, 13 Jul - Thu, 13 Aug

07:50 - 19:30

DEL

STL

47h 10m

2 stops

13:20 - 06:05

STL

DEL

29h 15m

2 stops

₹ 98,572Finnair

Thu, 12 Nov - Mon, 16 Nov

23:30 - 21:55

DEL

MLI

32h 55m

2 stops

16:57 - 21:00

MLI

DEL

41h 33m

2 stops

₹ 115,827American Airlines

Sat, 12 Sep - Wed, 16 Sep

01:35 - 17:25

DEL

STL

26h 20m

2 stops

13:25 - 23:35

STL

DEL

23h 40m

2 stops

₹ 123,835British Airways

Fri, 26 Jun - Sat, 29 Aug

01:35 - 17:25

DEL

STL

26h 20m

2 stops

09:32 - 23:35

STL

DEL

27h 33m

2 stops

₹ 124,312British Airways

Fri, 26 Jun - Sat, 29 Aug

23:30 - 16:03

DEL

MLI

27h 03m

2 stops

16:57 - 21:00

MLI

DEL

41h 33m

2 stops

₹ 142,329American Airlines

Sat, 12 Sep - Wed, 16 Sep

Etihad Airways flights from New Delhi to Illinois

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

Etihad Airways

22 Jun

DEL21:15New Delhi Indira Gandhi Intl

28h 55m

1 stop

ORD15:40Chicago O'Hare Intl

26 Aug

ORD20:25Chicago O'Hare Intl

25h 00m

1 stop

DEL07:55New Delhi Indira Gandhi Intl

₹ 87,609

Etihad Airways

18 Jun

DEL04:50New Delhi Indira Gandhi Intl

21h 20m

1 stop

ORD15:40Chicago O'Hare Intl

10 Aug

ORD14:00Chicago O'Hare Intl

18h 50m

1 stop

DEL19:20New Delhi Indira Gandhi Intl

₹ 87,895

Etihad Airways

17 Jun

DEL09:25New Delhi Indira Gandhi Intl

40h 45m

1 stop

ORD15:40Chicago O'Hare Intl

9 Dec

ORD20:20Chicago O'Hare Intl

30h 20m

1 stop

DEL14:10New Delhi Indira Gandhi Intl

₹ 87,991

Virgin Atlantic flights from New Delhi to Illinois

Our best Virgin Atlantic deals on New Delhi to Illinois flight tickets

Virgin Atlantic

17 Jun

DEL02:05New Delhi Indira Gandhi Intl

24h 51m

2 stops

ORD16:26Chicago O'Hare Intl

28 Aug

ORD11:23Chicago O'Hare Intl

26h 12m

2 stops

DEL00:05New Delhi Indira Gandhi Intl

₹ 94,282

Virgin Atlantic

16 Jun

DEL02:05New Delhi Indira Gandhi Intl

27h 56m

2 stops

ORD19:31Chicago O'Hare Intl

16 Sept

ORD13:55Chicago O'Hare Intl

23h 40m

2 stops

DEL00:05New Delhi Indira Gandhi Intl

₹ 94,664

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 21/9

23:35-12:59

1 stop23h 54m

Chicago O'Hare Intl

Wed 10/3

15:45-21:50

1 stop18h 35m

₹ 87,323

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 22/6

21:15-15:40

1 stop28h 55m

Chicago O'Hare Intl

Wed 26/8

20:25-07:55

1 stop25h 00m

₹ 87,609

Fastest return journey

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Thu 18/6

04:50-15:40

1 stop21h 20m

Chicago O'Hare Intl

Mon 10/8

14:00-19:20

1 stop18h 50m

₹ 87,895

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Mon 13/7

00:50-18:25

2 stops28h 05m

Chicago Midway

Tue 25/8

13:51-22:50

2 stops22h 29m

₹ 90,279

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Mon 13/7

00:50-18:25

2 stops28h 05m

Chicago Midway

Thu 13/8

10:54-22:50

2 stops25h 26m

₹ 90,660

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 12/11

07:50-19:30

2 stops47h 10m

Lambert-St Louis

Mon 16/11

13:20-06:05

2 stops29h 15m

₹ 98,572

New DelhiMoline

DEL - MLI

DELMLI

New Delhi Indira Gandhi Intl

Sat 12/9

23:30-21:55

2 stops32h 55m

Moline Quad-City

Wed 16/9

16:57-21:00

2 stops41h 33m

₹ 115,827

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 26/6

01:35-17:25

2 stops26h 20m

Lambert-St Louis

Sat 29/8

13:25-23:35

2 stops23h 40m

₹ 123,835

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 26/6

01:35-17:25

2 stops26h 20m

Lambert-St Louis

Sat 29/8

09:32-23:35

2 stops27h 33m

₹ 124,312

New DelhiMoline

DEL - MLI

DELMLI

New Delhi Indira Gandhi Intl

Sat 12/9

23:30-16:03

2 stops27h 03m

Moline Quad-City

Wed 16/9

16:57-21:00

2 stops41h 33m

₹ 142,329

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 ₹ 28,409. 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 ₹ 29,648.

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 ₹ 89,308. 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 ₹ 111,260. 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 ₹ 95,069 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 ₹ 79,983 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.

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	₹ 49,613
Fastest flight time	20h 40m
Direct flights	None

The best one-way flight to Illinois from New Delhi in the past 72 hours is ₹ 49,613. The best return flight deal from New Delhi to Illinois found on momondo in the last 72 hours is ₹ 110,831.

The fastest flight from New Delhi to Illinois takes 20h 40m

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 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 98.15% of the total bookings. Other popular models include Boeing 777-200LR with 1.85%.

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 ₹ 53,131	Free Cancellation	Rating 7.4 4,407 reviews	Search Turkish Airlines flights
Etihad Airways	PriceFrom ₹ 67,839	Free Cancellation	Rating 7.3 1,448 reviews	Search Etihad Airways flights
Finnair	PriceFrom ₹ 70,252	Free Cancellation	Rating 7.7 1,402 reviews	Search Finnair flights
IndiGo	PriceFrom ₹ 71,604	Free Cancellation	Rating 6.8 565 reviews	Search IndiGo flights
Air India	PriceFrom ₹ 73,022	Free Cancellation	Rating 5.5 2,959 reviews	Search Air India flights
British Airways	PriceFrom ₹ 74,981	Free Cancellation	Rating 6.7 8,028 reviews	Search British Airways flights
Qatar Airways	PriceFrom ₹ 79,514	Free Cancellation	Rating 7.4 3,731 reviews	Search Qatar Airways flights
KLM	PriceFrom ₹ 81,748	Free Cancellation	Rating 7.8 1,527 reviews	Search KLM flights
LOT	PriceFrom ₹ 86,316	Free Cancellation	Rating 7.5 1,198 reviews	Search LOT flights
United Airlines	PriceFrom ₹ 87,272	Free Cancellation	Rating 7.4 9,777 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.