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₹ 47,180+ Cheap flights to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
28 Apr — 5 May1
1 adult

Flights to Illinois in 2025

Find the latest flights to Illinois in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 23 April 2025.

Return from

₹ 78,264

One-way from

₹ 47,180

Popular in

August

Cheapest in

October

Average price

₹ 97,595

Good round-trip deal

₹ 100,450 or less

Good one-way deal

₹ 74,168 or less
Air India
  • Air India
  • 9/6-11/8
  • 1 total stop
  • 53h 40m total
  • New Delhi to Chicago
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IndiGo
  • IndiGo
  • 15/5
  • 1 total stop
  • 21h 30m total
  • New Delhi to Illinois
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Highest demand for flights based on searches. 5% potential increase in price (₹ 467,709 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (₹ 162,146 potential savings vs. average return price).
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Average for return flights in April 2025
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Price to beat on a round-trip flight from New Delhi Indira Gandhi Intl to Illinois.
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Price to beat on a one-way flight from New Delhi Indira Gandhi Intl to Illinois.
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Find flights to Illinois

Browse one-way and return flights deals to Illinois on Cheapflights. Flight deals are based on user searches and were last updated on 23 April 2025
Explore Illinois
Flights to Chicago
Flights to Peoria

Find flight deals to Illinois

Cheapest flights to Illinois
Explore the most affordable flight options available to Illinois. Find the lowest fares based on data from user searches, with prices last updated on 23 April 2025.

Sun 8/602:05DEL - ORD
2 stops26h 29mDelta
Thu 14/817:10ORD - DEL
1 stop19h 10mDelta
Deal found 22/4₹ 78,434
Mon 8/1203:15DEL - ORD
1 stop22h 10mBritish Airways
Tue 6/114:50ORD - DEL
2 stops22h 55mBritish Airways
Deal found 22/4₹ 78,519
Thu 12/603:55DEL - MDW
2 stops25h 16mDelta
Fri 15/813:00MDW - DEL
2 stops26h 25mDelta
Deal found 22/4₹ 78,604
Fri 6/623:35DEL - ORD
2 stops27h 43mUnited Airlines
Mon 9/613:04ORD - DEL
2 stops21h 56mUnited Airlines
Deal found 22/4₹ 78,689
Sat 14/602:55DEL - ORD
1 stop20h 30mMultiple Airlines
Sun 31/819:05ORD - DEL
1 stop18h 00mMultiple Airlines
Deal found 22/4₹ 78,860
Thu 30/1001:45DEL - ORD
2 stops30h 44mAir Canada
Fri 28/1110:40ORD - DEL
2 stops26h 05mAir Canada
Deal found 21/4₹ 79,030
Fri 23/502:05DEL - ORD
2 stops31h 42mVirgin Atlantic
Sat 27/907:30ORD - DEL
2 stops30h 05mVirgin Atlantic
Deal found 21/4₹ 79,371
Mon 9/601:05DEL - ORD
2 stops21h 20mSWISS
Tue 30/919:05ORD - DEL
1 stop26h 50mSWISS
Deal found 22/4₹ 79,456
Sat 14/602:55DEL - ORD
1 stop20h 30mLufthansa
Sun 24/814:05ORD - DEL
2 stops23h 20mLufthansa
Deal found 22/4₹ 79,541
Tue 20/503:55DEL - ORD
2 stops23h 05mKLM
Tue 29/717:10ORD - DEL
2 stops22h 15mKLM
Deal found 22/4₹ 79,626
Tue 20/504:50DEL - ORD
1 stop38h 25mEtihad Airways
Sun 7/913:55ORD - DEL
1 stop37h 35mEtihad Airways
Deal found 22/4₹ 79,882
Tue 16/906:55DEL - ORD
1 stop21h 30mIndiGo
Sun 12/1011:25ORD - DEL
1 stop31h 05mIndiGo
Deal found 22/4₹ 80,052

Cheapflights Fare Finder

Locate flights to Illinois that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 23 April 2025.
Use the filters below to find and compare flights to Illinois that are best for you.

Fly from

New Delhi

Route

Depart

Return

Price

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Sun 8/6

02:05-18:04

2 stops26h 29m

Chicago O'Hare Intl

Thu 14/8

17:10-22:50

1 stop19h 10m

₹ 78,434

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Thu 12/6

03:55-18:41

2 stops25h 16m

Chicago Midway

Fri 15/8

13:00-01:55

2 stops26h 25m

₹ 78,604

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Fri 6/6

23:35-16:48

2 stops27h 43m

Chicago O'Hare Intl

Mon 9/6

13:04-21:30

2 stops21h 56m

₹ 78,689

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Sat 14/6

02:55-12:55

1 stop20h 30m

Chicago O'Hare Intl

Sun 31/8

19:05-23:35

1 stop18h 00m

₹ 78,860

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Thu 22/5

02:05-19:20

2 stops27h 45m

Chicago O'Hare Intl

Tue 9/9

10:10-00:05

2 stops27h 25m

₹ 79,030

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 9/6

01:05-11:55

2 stops21h 20m

Chicago O'Hare Intl

Tue 30/9

19:05-08:25

1 stop26h 50m

₹ 79,456

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Sat 14/6

02:55-12:55

1 stop20h 30m

Chicago O'Hare Intl

Sun 31/8

14:05-23:55

2 stops23h 20m

₹ 79,541

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Tue 20/5

03:55-16:30

2 stops23h 05m

Chicago O'Hare Intl

Tue 29/7

17:10-01:55

2 stops22h 15m

₹ 79,626

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Tue 20/5

04:50-08:45

1 stop38h 25m

Chicago O'Hare Intl

Sat 13/9

13:55-19:30

1 stop19h 05m

₹ 79,882

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Tue 16/9

06:55-17:55

1 stop21h 30m

Chicago O'Hare Intl

Sun 12/10

11:25-05:00

1 stop31h 05m

₹ 80,052

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 59 results
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Best time to book a flight to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Illinois

How long is the flight to Illinois?

On average, a flight from New Delhi to Illinois takes 26 hours 26 minutes. Flights to Illinois from other popular cities in India will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Illinois

The most flights from New Delhi to Illinois are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

What are the most popular airlines that fly to Illinois?

The most popular airlines flying from New Delhi to Illinois are Air India, British Airways and United Airlines.

Air India

Air India

From ₹ 975

British Airways

British Airways

From ₹ 750

United Airlines

United Airlines

From ₹ 857

Etihad Airways

Etihad Airways

From ₹ 827

What are the cheapest airlines that fly to Illinois?

The cheapest airlines flying from New Delhi to Illinois are ITA Airways, British Airways and Air Canada.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated 23 April 2025.
Get a feel of what it's like to fly with Emirates, Delta and KLM to Illinois by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.0
Very Good
3,205 reviews
Check prices

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.0

Boarding

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Emirates
8.0
Very Good
3,205 reviews
Emirates
8.0
Very Good
3,205 reviews
Check prices

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.0

Boarding

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Delta
8.0
Very Good
7,920 reviews
Emirates
8.0
Very Good
3,205 reviews
Check prices

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.0

Boarding

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
KLM
7.8
Good
1,333 reviews
Emirates
8.0
Very Good
3,205 reviews
Check prices

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.0

Boarding

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
LOT
7.6
Good
1,065 reviews
Emirates
8.0
Very Good
3,205 reviews
Check prices

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.0

Boarding

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Finnair
7.6
Good
1,272 reviews
Emirates
8.0
Very Good
3,205 reviews
Check prices

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.0

Boarding

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

FAQs about flying to Illinois

  • Can I find cheaper flights to Illinois if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Illinois on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Illinois?

    Based on reviews from Cheapflights users, ITA Airways is rated the highest out of the airlines that fly to Illinois.

  • What is the cheapest airport to fly to in Illinois?

    Chicago O'Hare Intl is currently the cheapest airport to fly to in Illinois. One-way flights to Chicago O'Hare Intl typically cost ₹ 2,052, while return flights cost around ₹ 4,999.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around ₹ 166, however they can be found for as little as ₹ 59.

  • Where does the fastest flight to Illinois depart from?

    For those looking to save time traveling to Illinois, New Delhi Indira Gandhi Intl offers the quickest one-way flight (15 hours 15 minutes).

  • Which airport is closest to River North?

    f being close to River North is important to you, you’ll want to land at Chicago O'Hare Intl Airport.

  • Does Chicago O'Hare Intl have rental cars?

    Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Chicago O'Hare Intl?

    Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0.0 km away from Chicago O'Hare Intl).

See more FAQs

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