Which airlines fly to Illinois?

Etihad Airways, Finnair and Air India 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 51% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 11 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 and Delta 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 October 2026, there are 11 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.

₹ 45,296 Cheap Flights from New Delhi to Illinois in 2026/27

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.

07:50 - 05:02DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

32h 42m2 stops Helsinki-Vantaa Los Angeles

15:59 - 06:05ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

27h 36m2 stops New York John F Kennedy Intl Helsinki-Vantaa

₹ 74,796Finnair

Fri, 29 Jan - Sun, 14 Mar

09:55 - 14:30DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

40h 05m1 stop Doha Hamad Intl

18:50 - 08:25ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

26h 05m1 stop Doha Hamad Intl

₹ 75,176Multiple Airlines

Fri, 4 Dec - Fri, 15 Jan

09:55 - 14:30DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

40h 05m1 stop Doha Hamad Intl

19:50 - 08:25ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

26h 05m1 stop Doha Hamad Intl

₹ 75,367Multiple Airlines

Fri, 29 Jan - Sun, 14 Mar

10:10 - 16:42DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

42h 02m2 stops Abu Dhabi Zayed Intl Boston Logan Intl

08:50 - 19:20ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

24h 00m2 stops Boston Logan Intl Abu Dhabi Zayed Intl

₹ 76,128Etihad Airways

Sun, 13 Dec - Sat, 15 May

10:10 - 16:42DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

42h 02m2 stops Abu Dhabi Zayed Intl Boston Logan Intl

08:50 - 19:20ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

24h 00m2 stops Boston Logan Intl Abu Dhabi Zayed Intl

₹ 76,128Etihad Airways

Sun, 13 Dec - Tue, 18 May

07:40 - 17:50DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

20h 40m1 stop Helsinki-Vantaa

21:30 - 05:20ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

21h 20m1 stop Helsinki-Vantaa

₹ 77,841Finnair

Thu, 8 Apr - Thu, 29 Apr

15:55 - 15:05DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

33h 40m1 stop Doha Hamad Intl

19:20 - 08:45ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

26h 55m1 stop Doha Hamad Intl

₹ 82,028Qatar Airways

Mon, 5 Apr - Tue, 5 Oct

15:55 - 15:05DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

33h 40m1 stop Doha Hamad Intl

19:20 - 08:45ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

26h 55m1 stop Doha Hamad Intl

₹ 82,028Qatar Airways

Mon, 5 Apr - Tue, 5 Oct

07:30 - 18:45DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

22h 45m1 stop London Heathrow

18:00 - 06:00ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

25h 30m1 stop London Heathrow

₹ 87,737British Airways

Sun, 13 Dec - Sat, 29 May

07:30 - 18:45DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

22h 45m1 stop London Heathrow

16:33 - 06:00ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

26h 57m2 stops New York John F Kennedy Intl London Heathrow

₹ 90,307British Airways

Sat, 12 Dec - Wed, 2 Jun

Cheap last-minute flights

Enter your travel dates to find the best prices.

09:55 - 14:30DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

40h 05m1 stop Doha Hamad Intl

18:50 - 14:55ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

32h 35m1 stop Doha Hamad Intl

₹ 78,888Multiple Airlines

Wed, 4 Nov - Thu, 14 Jan

04:35 - 07:35DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

38h 30m1 stop Abu Dhabi Zayed Intl

14:55 - 03:00ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

48h 35m2 stops Boston Logan Intl Abu Dhabi Zayed Intl

₹ 82,599Etihad Airways

Tue, 3 Nov - Thu, 14 Jan

10:10 - 19:17DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

44h 37m2 stops Abu Dhabi Zayed Intl Boston Logan Intl

14:55 - 03:00ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

48h 35m2 stops Boston Logan Intl Abu Dhabi Zayed Intl

₹ 82,884Etihad Airways

Wed, 4 Nov - Thu, 14 Jan

09:55 - 15:30DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

40h 05m1 stop Doha Hamad Intl

14:31 - 21:35ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

19h 34m1 stop New York John F Kennedy Intl

₹ 107,055Multiple Airlines

Sat, 31 Oct - Sat, 7 Nov

23:55 - 16:55DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

28h 30m1 stop New York John F Kennedy Intl

06:44 - 21:35ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

27h 21m1 stop New York John F Kennedy Intl

₹ 108,197American Airlines

Mon, 2 Nov - Sun, 6 Dec

23:55 - 16:55DEL New Delhi Indira Gandhi Intl-ORD Chicago O'Hare Intl

28h 30m1 stop New York John F Kennedy Intl

06:44 - 21:35ORD Chicago O'Hare Intl-DEL New Delhi Indira Gandhi Intl

27h 21m1 stop New York John F Kennedy Intl

₹ 108,387American Airlines

Mon, 2 Nov - Sun, 6 Dec

03:20 - 19:00DEL New Delhi Indira Gandhi Intl-MDW Chicago Midway

26h 10m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

17:25 - 01:55MDW Chicago Midway-DEL New Delhi Indira Gandhi Intl

22h 00m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

₹ 117,808KLM

Sat, 31 Oct - Fri, 30 Apr

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

₹ 129,703LOT

Fri, 30 Oct - Tue, 17 Nov

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

₹ 133,985LOT

Sun, 1 Nov - Tue, 17 Nov

03:20 - 19:00DEL New Delhi Indira Gandhi Intl-MDW Chicago Midway

26h 10m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

17:25 - 01:55MDW Chicago Midway-DEL New Delhi Indira Gandhi Intl

22h 00m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

₹ 135,603KLM

Sat, 31 Oct - Fri, 30 Apr

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Etihad Airways flights from New Delhi to Illinois

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

Etihad Airways

7 Nov

DEL10:10New Delhi Indira Gandhi Intl

44h 37m

2 stops

ORD19:17Chicago O'Hare Intl

17 Apr

ORD18:20Chicago O'Hare Intl

46h 20m

2 stops

DEL03:10New Delhi Indira Gandhi Intl

₹ 75,557

Etihad Airways

13 Dec

DEL10:10New Delhi Indira Gandhi Intl

42h 02m

2 stops

ORD16:42Chicago O'Hare Intl

15 May

ORD08:50Chicago O'Hare Intl

24h 00m

2 stops

DEL19:20New Delhi Indira Gandhi Intl

₹ 76,128

Etihad Airways

13 Dec

DEL10:10New Delhi Indira Gandhi Intl

42h 02m

2 stops

ORD16:42Chicago O'Hare Intl

18 May

ORD14:00Chicago O'Hare Intl

37h 40m

1 stop

DEL14:10New Delhi Indira Gandhi Intl

₹ 76,318

Oman Air flights from New Delhi to Illinois

Our best Oman Air deals on New Delhi to Illinois flight tickets

Oman Air

29 Mar

DEL08:55New Delhi Indira Gandhi Intl

41h 45m

2 stops

ORD16:10Chicago O'Hare Intl

21 Apr

ORD20:00Chicago O'Hare Intl

49h 35m

2 stops

DEL08:05New Delhi Indira Gandhi Intl

₹ 87,452

Oman Air

29 Mar

DEL08:55New Delhi Indira Gandhi Intl

41h 45m

2 stops

ORD16:10Chicago O'Hare Intl

21 Apr

ORD20:00Chicago O'Hare Intl

49h 35m

2 stops

DEL08:05New Delhi Indira Gandhi Intl

₹ 87,547

Oman Air

29 Mar

DEL08:55New Delhi Indira Gandhi Intl

41h 45m

2 stops

ORD16:10Chicago O'Hare Intl

21 Apr

ORD20:00Chicago O'Hare Intl

32h 40m

2 stops

DEL15:10New Delhi Indira Gandhi Intl

₹ 89,545

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

Fri 29/1

07:50-05:02

2 stops32h 42m

Chicago O'Hare Intl

Sun 14/3

15:59-06:05

2 stops27h 36m

₹ 74,796

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Fri 4/12

09:55-14:30

1 stop40h 05m

Chicago O'Hare Intl

Fri 15/1

18:50-08:25

1 stop26h 05m

₹ 75,176

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Fri 29/1

09:55-14:30

1 stop40h 05m

Chicago O'Hare Intl

Sun 14/3

19:50-08:25

1 stop26h 05m

₹ 75,367

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Sun 13/12

10:10-16:42

2 stops42h 02m

Chicago O'Hare Intl

Sat 15/5

08:50-19:20

2 stops24h 00m

₹ 76,128

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Sun 13/12

10:10-16:42

2 stops42h 02m

Chicago O'Hare Intl

Tue 18/5

08:50-19:20

2 stops24h 00m

₹ 76,128

Fastest return journey

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Thu 8/4

07:40-17:50

1 stop20h 40m

Chicago O'Hare Intl

Thu 29/4

21:30-05:20

1 stop21h 20m

₹ 77,841

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Mon 5/4

15:55-15:05

1 stop33h 40m

Chicago O'Hare Intl

Tue 5/10

19:20-08:45

1 stop26h 55m

₹ 82,028

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Mon 5/4

15:55-15:05

1 stop33h 40m

Chicago O'Hare Intl

Tue 5/10

19:20-08:45

1 stop26h 55m

₹ 82,028

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Sun 13/12

07:30-18:45

1 stop22h 45m

Chicago O'Hare Intl

Sat 29/5

18:00-06:00

1 stop25h 30m

₹ 87,737

New DelhiChicago

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

DELORD

New Delhi Indira Gandhi Intl

Sat 12/12

07:30-18:45

1 stop22h 45m

Chicago O'Hare Intl

Wed 2/6

16:33-06:00

2 stops26h 57m

₹ 90,307

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 ₹ 77,650. 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 ₹ 87,357.

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 ₹ 89,030. 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 ₹ 110,632. 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 ₹ 99,140 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 ₹ 78,602 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.

Can stopping save me money on New Delhi to Illinois flights?

You could potentially save up to 22% 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	₹ 45,296
Fastest flight time	22h 55m
Direct flights	None

The best one-way flight to Illinois from New Delhi in the past 72 hours is ₹ 45,296. The best return flight deal from New Delhi to Illinois found on momondo in the last 72 hours is ₹ 74,796.

The fastest flight from New Delhi to Illinois takes 22h 55m

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 October 2026, there are 11 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
Air India	PriceFrom ₹ 67,134	Free Cancellation	Rating 5.5 2,903 reviews	Search Air India flights
Etihad Airways	PriceFrom ₹ 69,514	Free Cancellation	Rating 7.3 1,549 reviews	Search Etihad Airways flights
Finnair	PriceFrom ₹ 70,126	Free Cancellation	Rating 7.6 1,416 reviews	Search Finnair flights
Qatar Airways	PriceFrom ₹ 79,703	Free Cancellation	Rating 7.3 3,713 reviews	Search Qatar Airways flights
KLM	PriceFrom ₹ 81,602	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights
United Airlines	PriceFrom ₹ 85,540	Free Cancellation	Rating 7.3 10,444 reviews	Search United Airlines flights
British Airways	PriceFrom ₹ 86,050	Free Cancellation	Rating 6.7 8,273 reviews	Search British Airways flights
LOT	PriceFrom ₹ 86,161	Free Cancellation	Rating 7.5 1,190 reviews	Search LOT flights
Emirates	PriceFrom ₹ 92,372	Free Cancellation	Rating 8.1 3,687 reviews	Search Emirates flights
SWISS	PriceFrom ₹ 92,682	Free Cancellation	Rating 7.5 2,114 reviews	Search SWISS 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.