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 54% 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.

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

Delta, KLM, and Ethiopian Air 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 August 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.

₹ 48,615 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

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

04:50 - 08:35DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

38h 15m1 stop Abu Dhabi Zayed Intl

14:00 - 19:20ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

18h 50m1 stop Abu Dhabi Zayed Intl

₹ 88,809Etihad Airways

Thu, 10 Sep - Thu, 1 Oct

16:20 - 07:55DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

27h 05m1 stop Abu Dhabi Zayed Intl

18:50 - 19:15ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

36h 55m2 stops Amman Queen Alia Intl Mumbai Chhatrapati Shivaji Intl

₹ 89,000Multiple Airlines

Sun, 13 Dec - Sat, 9 Jan

21:15 - 08:35DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

21h 50m1 stop Abu Dhabi Zayed Intl

20:25 - 07:55ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

25h 00m1 stop Abu Dhabi Zayed Intl

₹ 89,096Etihad Airways

Sat, 3 Oct - Mon, 12 Oct

07:50 - 21:30DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

48h 10m2 stops Helsinki-Vantaa Dallas/Fort Worth

13:24 - 06:05ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

29h 11m2 stops Los Angeles Helsinki-Vantaa

₹ 89,287Finnair

Thu, 29 Oct - Tue, 10 Nov

07:50 - 21:30DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

48h 10m2 stops Helsinki-Vantaa Dallas/Fort Worth

16:30 - 06:05ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

26h 05m2 stops New York John F Kennedy Intl Helsinki-Vantaa

₹ 89,287Finnair

Wed, 28 Oct - Mon, 16 Nov

08:55 - 16:10DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

41h 45m2 stops Muscat Seeb Amman Queen Alia Intl

18:50 - 15:00ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

32h 40m2 stops Amman Queen Alia Intl Muscat Seeb

₹ 89,287Oman Air

Fri, 23 Oct - Mon, 16 Nov

07:30 - 14:45DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

41h 45m1 stop London Heathrow

21:50 - 01:15ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

39h 55m1 stop London Heathrow

₹ 89,479British Airways

Wed, 28 Oct - Mon, 16 Nov

03:20 - 19:25DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

26h 35m2 stops London Heathrow Dublin

17:10 - 01:15ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

20h 35m1 stop London Heathrow

₹ 89,574British Airways

Sun, 25 Oct - Sun, 22 Nov

08:00 - 19:50DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

22h 20m1 stop Warsaw Frederic Chopin

22:50 - 05:10ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

19h 50m1 stop Warsaw Frederic Chopin

₹ 89,670LOT

Thu, 22 Oct - Mon, 26 Oct

07:20 - 20:55DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

24h 05m1 stop Warsaw Frederic Chopin

21:50 - 05:10ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

19h 50m1 stop Warsaw Frederic Chopin

₹ 90,244LOT

Tue, 27 Oct - Mon, 16 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

09:35 - 08:15DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

33h 10m2 stops Addis Ababa Bole Rome Fiumicino

20:25 - 07:55ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

25h 00m1 stop Abu Dhabi Zayed Intl

₹ 101,441Multiple Airlines

Thu, 27 Aug - Thu, 17 Sep

09:35 - 08:15DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

33h 10m2 stops Addis Ababa Bole Rome Fiumicino

20:25 - 03:10ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

20h 15m1 stop Abu Dhabi Zayed Intl

₹ 101,441Multiple Airlines

Sun, 30 Aug - Tue, 1 Sep

21:15 - 08:35DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

21h 50m1 stop Abu Dhabi Zayed Intl

20:25 - 19:20ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

36h 25m1 stop Abu Dhabi Zayed Intl

₹ 104,025Etihad Airways

Sun, 30 Aug - Mon, 21 Sep

21:15 - 08:35DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

21h 50m1 stop Abu Dhabi Zayed Intl

20:25 - 03:10ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

20h 15m1 stop Abu Dhabi Zayed Intl

₹ 109,193Etihad Airways

Sun, 30 Aug - Sat, 26 Sep

00:50 - 14:15DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

23h 55m2 stops Paris Charles de Gaulle Amsterdam Schiphol

17:10 - 01:55ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

22h 15m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

₹ 123,835KLM

Thu, 27 Aug - Mon, 21 Sep

08:00 - 19:50DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

22h 20m1 stop Warsaw Frederic Chopin

21:50 - 05:10ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

19h 50m1 stop Warsaw Frederic Chopin

₹ 124,600LOT

Thu, 27 Aug - Mon, 9 Nov

04:10 - 15:55DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

22h 15m1 stop Dubai Intl

20:35 - 09:15ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

26h 10m1 stop Dubai Intl

₹ 124,696Emirates

Wed, 26 Aug - Thu, 17 Sep

08:00 - 18:10DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

20h 40m1 stop Warsaw Frederic Chopin

21:50 - 05:10ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

19h 50m1 stop Warsaw Frederic Chopin

₹ 124,983LOT

Fri, 28 Aug - Tue, 10 Nov

04:25 - 15:55DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

22h 00m1 stop Dubai Intl

20:35 - 02:25ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

19h 20m1 stop Dubai Intl

₹ 127,471Emirates

Thu, 27 Aug - Fri, 18 Sep

06:15 - 18:01DEL New Delhi Indira Gandhi Intl-MDW Chicago Midway

22h 16m2 stops Amsterdam Schiphol Minneapolis St Paul

18:40 - 01:55MDW Chicago Midway-DEL New Delhi Indira Gandhi Intl

20h 45m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

₹ 135,127KLM

Sat, 29 Aug - Sat, 26 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

25 Oct

DEL03:20New Delhi Indira Gandhi Intl

26h 35m

2 stops

ORD19:25Chicago O'Hare Intl

17 Nov

ORD17:10Chicago O'Hare Intl

20h 35m

1 stop

DEL01:15New Delhi Indira Gandhi Intl

₹ 89,574

British Airways

18 Oct

DEL01:35New Delhi Indira Gandhi Intl

22h 55m

2 stops

ORD14:00Chicago O'Hare Intl

24 Nov

ORD21:50Chicago O'Hare Intl

23h 25m

1 stop

DEL08:45New Delhi Indira Gandhi Intl

₹ 89,670

British Airways

23 Sept

DEL01:35New Delhi Indira Gandhi Intl

28h 10m

2 stops

ORD19:15Chicago O'Hare Intl

23 Nov

ORD17:10Chicago O'Hare Intl

28h 05m

1 stop

DEL08:45New Delhi Indira Gandhi Intl

₹ 89,766

Etihad Airways flights from New Delhi to Illinois

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

Etihad Airways

10 Sept

DEL04:50New Delhi Indira Gandhi Intl

38h 15m

1 stop

ORD08:35Chicago O'Hare Intl

1 Oct

ORD14:00Chicago O'Hare Intl

18h 50m

1 stop

DEL19:20New Delhi Indira Gandhi Intl

₹ 88,809

Etihad Airways

2 Oct

DEL15:55New Delhi Indira Gandhi Intl

27h 10m

1 stop

ORD08:35Chicago O'Hare Intl

13 Nov

ORD20:20Chicago O'Hare Intl

19h 10m

1 stop

DEL03:00New Delhi Indira Gandhi Intl

₹ 89,191

Etihad Airways

27 Nov

DEL04:25New Delhi Indira Gandhi Intl

22h 05m

1 stop

ORD15:00Chicago O'Hare Intl

15 Jan

ORD13:10Chicago O'Hare Intl

18h 40m

1 stop

DEL19:20New Delhi Indira Gandhi Intl

₹ 90,053

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Thu 10/9

04:50-08:35

1 stop38h 15m

Chicago O'Hare Intl

Thu 1/10

14:00-19:20

1 stop18h 50m

₹ 88,809

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Sun 13/12

16:20-07:55

1 stop27h 05m

Chicago O'Hare Intl

Sat 9/1

18:50-19:15

2 stops36h 55m

₹ 89,000

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Sat 3/10

21:15-08:35

1 stop21h 50m

Chicago O'Hare Intl

Mon 12/10

20:25-07:55

1 stop25h 00m

₹ 89,096

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Thu 29/10

07:50-21:30

2 stops48h 10m

Chicago O'Hare Intl

Tue 10/11

13:24-06:05

2 stops29h 11m

₹ 89,287

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Wed 28/10

07:50-21:30

2 stops48h 10m

Chicago O'Hare Intl

Mon 16/11

16:30-06:05

2 stops26h 05m

₹ 89,287

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Fri 23/10

08:55-16:10

2 stops41h 45m

Chicago O'Hare Intl

Mon 16/11

18:50-15:00

2 stops32h 40m

₹ 89,287

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Wed 28/10

07:30-14:45

1 stop41h 45m

Chicago O'Hare Intl

Mon 16/11

21:50-01:15

1 stop39h 55m

₹ 89,479

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Sun 25/10

03:20-19:25

2 stops26h 35m

Chicago O'Hare Intl

Sun 22/11

17:10-01:15

1 stop20h 35m

₹ 89,574

Fastest return journey

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Thu 22/10

08:00-19:50

1 stop22h 20m

Chicago O'Hare Intl

Mon 26/10

22:50-05:10

1 stop19h 50m

₹ 89,670

New DelhiChicago

DEL New Delhi Indira Gandhi Intl - ORD Chicago O'Hare Intl

DELORD

New Delhi Indira Gandhi Intl

Tue 27/10

07:20-20:55

1 stop24h 05m

Chicago O'Hare Intl

Mon 16/11

21:50-05:10

1 stop19h 50m

₹ 90,244

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 ₹ 81,727. If you aren’t able to travel during the month of February, then book flights to Illinois from New Delhi during October instead. Flights to Illinois in October, while not as cheap as those in February, still average around ₹ 83,162.

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 ₹ 89,653. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from New Delhi to Illinois on a Friday will generally be more expensive and average around ₹ 111,259. 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 ₹ 96,807 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 ₹ 82,014 on momondo.

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

There are 2 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	₹ 48,615
Fastest flight time	21h 12m
Direct flights	None

The best one-way flight to Illinois from New Delhi in the past 72 hours is ₹ 48,615. The best return flight deal from New Delhi to Illinois found on momondo in the last 72 hours is ₹ 88,809.

The fastest flight from New Delhi to Illinois takes 21h 12m

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 August 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 88.89% of the total bookings. Other popular models include Boeing 777-200LR with 11.11%.

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 ₹ 53,336	Free Cancellation	Rating 7.4 4,479 reviews	Search Turkish Airlines flights
Air India	PriceFrom ₹ 67,515	Free Cancellation	Rating 5.5 2,941 reviews	Search Air India flights
Etihad Airways	PriceFrom ₹ 69,936	Free Cancellation	Rating 7.3 1,513 reviews	Search Etihad Airways flights
Finnair	PriceFrom ₹ 70,474	Free Cancellation	Rating 7.6 1,430 reviews	Search Finnair flights
British Airways	PriceFrom ₹ 75,270	Free Cancellation	Rating 6.7 8,188 reviews	Search British Airways flights
Qatar Airways	PriceFrom ₹ 79,697	Free Cancellation	Rating 7.4 3,733 reviews	Search Qatar Airways flights
KLM	PriceFrom ₹ 82,064	Free Cancellation	Rating 7.8 1,565 reviews	Search KLM flights
United Airlines	PriceFrom ₹ 86,025	Free Cancellation	Rating 7.4 10,120 reviews	Search United Airlines flights
LOT	PriceFrom ₹ 86,649	Free Cancellation	Rating 7.5 1,212 reviews	Search LOT flights
Emirates	PriceFrom ₹ 92,895	Free Cancellation	Rating 8.1 3,656 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.