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 39% 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?

Qatar Airways, Oman Air, and Emirates 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 May 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.

₹ 46,310 Cheap Flights from New Delhi to Illinois in 2026

1 adult

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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.

07:40 - 17:50

DEL

ORD

20h 40m

1 stop

22:30 - 06:05

ORD

DEL

21h 05m

1 stop

₹ 78,736Finnair

Thu, 1 Oct - Tue, 27 Oct

01:10 - 11:10

DEL

ORD

20h 30m

1 stop

14:00 - 19:20

ORD

DEL

18h 50m

1 stop

₹ 79,211Multiple Airlines

Sun, 14 Jun - Wed, 9 Sep

01:10 - 11:10

DEL

ORD

20h 30m

1 stop

14:00 - 19:20

ORD

DEL

18h 50m

1 stop

₹ 79,306Multiple Airlines

Sun, 14 Jun - Mon, 14 Sep

01:10 - 11:10

DEL

ORD

20h 30m

1 stop

14:00 - 19:20

ORD

DEL

18h 50m

1 stop

₹ 79,496Multiple Airlines

Tue, 16 Jun - Tue, 15 Sep

04:50 - 08:35

DEL

ORD

38h 15m

1 stop

21:10 - 19:20

ORD

DEL

35h 40m

1 stop

₹ 80,542Etihad Airways

Wed, 15 Jul - Thu, 10 Sep

08:20 - 23:54

DEL

STL

26h 04m

2 stops

12:46 - 23:35

STL

DEL

24h 19m

2 stops

₹ 112,683British Airways

Fri, 29 May - Sat, 29 Aug

03:55 - 17:56

DEL

MDW

24h 31m

2 stops

17:10 - 01:55

MDW

DEL

22h 15m

2 stops

₹ 112,874KLM

Thu, 28 May - Tue, 11 Aug

01:35 - 19:21

DEL

STL

28h 16m

2 stops

14:45 - 23:35

STL

DEL

22h 20m

2 stops

₹ 114,110British Airways

Sun, 31 May - Wed, 30 Sep

23:35 - 17:51

DEL

DEC

28h 46m

2 stops

18:55 - 21:30

DEC

DEL

40h 05m

2 stops

₹ 208,250United Airlines

Tue, 29 Sep - Sat, 3 Oct

23:35 - 17:51

DEL

DEC

28h 46m

2 stops

18:55 - 21:30

DEC

DEL

40h 05m

2 stops

₹ 208,345United Airlines

Tue, 29 Sep - Sat, 3 Oct

Etihad Airways flights from New Delhi to Illinois

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

Etihad Airways

15 Jul

DEL04:50New Delhi Indira Gandhi Intl

38h 15m

1 stop

ORD08:35Chicago O'Hare Intl

10 Sept

ORD21:10Chicago O'Hare Intl

35h 40m

1 stop

DEL19:20New Delhi Indira Gandhi Intl

₹ 80,542

Etihad Airways

14 Jul

DEL04:50New Delhi Indira Gandhi Intl

21h 20m

1 stop

ORD15:40Chicago O'Hare Intl

13 Aug

ORD21:10Chicago O'Hare Intl

19h 30m

1 stop

DEL03:10New Delhi Indira Gandhi Intl

₹ 80,733

Etihad Airways

9 Jun

DEL04:50New Delhi Indira Gandhi Intl

38h 15m

1 stop

ORD08:35Chicago O'Hare Intl

22 Sept

ORD21:10Chicago O'Hare Intl

24h 15m

1 stop

DEL07:55New Delhi Indira Gandhi Intl

₹ 81,588

Finnair flights from New Delhi to Illinois

Our best Finnair deals on New Delhi to Illinois flight tickets

Finnair

1 Oct

DEL07:40New Delhi Indira Gandhi Intl

20h 40m

1 stop

ORD17:50Chicago O'Hare Intl

27 Oct

ORD22:30Chicago O'Hare Intl

21h 05m

1 stop

DEL06:05New Delhi Indira Gandhi Intl

₹ 78,736

Finnair

12 Sept

DEL07:40New Delhi Indira Gandhi Intl

46h 39m

2 stops

ORD19:49Chicago O'Hare Intl

14 Oct

ORD12:04Chicago O'Hare Intl

30h 46m

2 stops

DEL05:20New Delhi Indira Gandhi Intl

₹ 79,687

Finnair

8 Sept

DEL07:40New Delhi Indira Gandhi Intl

20h 40m

1 stop

ORD17:50Chicago O'Hare Intl

6 Oct

ORD16:50Chicago O'Hare Intl

26h 00m

2 stops

DEL05:20New Delhi Indira Gandhi Intl

₹ 79,972

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Thu 1/10

07:40-17:50

1 stop20h 40m

Chicago O'Hare Intl

Tue 27/10

22:30-06:05

1 stop21h 05m

₹ 78,736

Fastest return journey

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Sun 14/6

01:10-11:10

1 stop20h 30m

Chicago O'Hare Intl

Wed 9/9

14:00-19:20

1 stop18h 50m

₹ 79,211

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Sun 14/6

01:10-11:10

1 stop20h 30m

Chicago O'Hare Intl

Mon 14/9

14:00-19:20

1 stop18h 50m

₹ 79,306

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Tue 16/6

01:10-11:10

1 stop20h 30m

Chicago O'Hare Intl

Tue 15/9

14:00-19:20

1 stop18h 50m

₹ 79,496

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Wed 15/7

04:50-08:35

1 stop38h 15m

Chicago O'Hare Intl

Thu 10/9

21:10-19:20

1 stop35h 40m

₹ 80,542

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 29/5

08:20-23:54

2 stops26h 04m

Lambert-St Louis

Sat 29/8

12:46-23:35

2 stops24h 19m

₹ 112,683

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Thu 28/5

03:55-17:56

2 stops24h 31m

Chicago Midway

Tue 11/8

17:10-01:55

2 stops22h 15m

₹ 112,874

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Sun 31/5

01:35-19:21

2 stops28h 16m

Lambert-St Louis

Wed 30/9

14:45-23:35

2 stops22h 20m

₹ 114,110

New DelhiDecatur

DEL - DEC

DELDEC

New Delhi Indira Gandhi Intl

Tue 29/9

23:35-17:51

2 stops28h 46m

Decatur Arpt

Sat 3/10

18:55-21:30

2 stops40h 05m

₹ 208,250

New DelhiDecatur

DEL - DEC

DELDEC

New Delhi Indira Gandhi Intl

Tue 29/9

23:35-17:51

2 stops28h 46m

Decatur Arpt

Sat 3/10

18:55-21:30

2 stops40h 05m

₹ 208,345

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 ₹ 28,337. 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 ₹ 29,573.

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 ₹ 90,542. 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 ₹ 110,980. 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 ₹ 94,838 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 ₹ 81,874 on momondo.

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	₹ 82,336
Fastest flight time	20h 40m
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 ₹ 82,336. The best return flight deal from New Delhi to Illinois found on momondo in the last 72 hours is ₹ 129,015.

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

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 May 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 98.59% of the total bookings. Other popular models include Boeing 777-200LR with 1.41%.

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 ₹ 50,378	Free Cancellation	Rating 7.3 1,433 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom ₹ 52,997	Free Cancellation	Rating 7.4 4,350 reviews	Search Turkish Airlines flights
Finnair	PriceFrom ₹ 70,076	Free Cancellation	Rating 7.6 1,392 reviews	Search Finnair flights
IndiGo	PriceFrom ₹ 71,424	Free Cancellation	Rating 6.8 560 reviews	Search IndiGo flights
British Airways	PriceFrom ₹ 79,217	Free Cancellation	Rating 6.7 7,944 reviews	Search British Airways flights
Qatar Airways	PriceFrom ₹ 79,314	Free Cancellation	Rating 7.4 3,727 reviews	Search Qatar Airways flights
Air India	PriceFrom ₹ 81,091	Free Cancellation	Rating 5.5 2,955 reviews	Search Air India flights
KLM	PriceFrom ₹ 81,543	Free Cancellation	Rating 7.8 1,511 reviews	Search KLM flights
LOT	PriceFrom ₹ 86,099	Free Cancellation	Rating 7.5 1,193 reviews	Search LOT flights
United Airlines	PriceFrom ₹ 86,319	Free Cancellation	Rating 7.4 9,683 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.