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₹ 60,034+ 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 22/11. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
23 Aug — 30 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Illinois in 2026

Enter your travel dates to find the best prices.

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 24 July 2026.

Mon 24/804:50
DEL
-
ORD
1 stop21h 20m
Etihad Airways
Sat 19/914:00
ORD
-
DEL
1 stop18h 50m
Etihad Airways
Deal found 23/7₹ 93,290
Thu 17/901:35
DEL
-
ORD
2 stops22h 55m
British Airways
Wed 2/1215:50
ORD
-
DEL
2 stops26h 00m
British Airways
Deal found 23/7₹ 93,386
Thu 27/815:55
DEL
-
ORD
1 stop27h 10m
Etihad Airways
Wed 28/1021:20
ORD
-
DEL
1 stop19h 10m
Etihad Airways
Deal found 23/7₹ 93,483
Tue 1/1203:20
DEL
-
ORD
2 stops26h 35m
British Airways
Mon 8/215:50
ORD
-
DEL
2 stops26h 00m
British Airways
Deal found 21/7₹ 93,580
Wed 16/1203:20
DEL
-
MDW
2 stops26h 47m
Delta
Sun 10/113:05
MDW
-
DEL
2 stops26h 05m
Delta
Deal found 23/7₹ 93,580
Mon 14/901:35
DEL
-
ORD
2 stops28h 10m
British Airways
Thu 26/1109:46
ORD
-
DEL
2 stops27h 59m
British Airways
Deal found 22/7₹ 93,676
Mon 23/1104:55
DEL
-
ORD
2 stops30h 25m
Delta
Tue 19/113:30
ORD
-
DEL
2 stops26h 10m
Delta
Deal found 21/7₹ 93,773
Fri 11/1204:55
DEL
-
ORD
2 stops23h 24m
Delta
Fri 22/111:10
ORD
-
DEL
2 stops26h 30m
Delta
Deal found 20/7₹ 93,870
Thu 17/1204:25
DEL
-
ORD
1 stop22h 05m
Etihad Airways
Sat 9/120:20
ORD
-
DEL
1 stop23h 40m
Etihad Airways
Deal found 23/7₹ 93,966
Fri 11/1204:25
DEL
-
ORD
1 stop22h 05m
Etihad Airways
Tue 2/213:10
ORD
-
DEL
1 stop18h 40m
Etihad Airways
Deal found 20/7₹ 94,063
Fri 11/1208:55
DEL
-
ORD
1 stop41h 35m
Etihad Airways
Sun 31/120:20
ORD
-
DEL
1 stop19h 10m
Etihad Airways
Deal found 20/7₹ 94,160
Tue 8/923:35
DEL
-
ORD
2 stops27h 47m
United Airlines
Wed 14/1016:00
ORD
-
DEL
1 stop19h 00m
United Airlines
Deal found 22/7₹ 94,256

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 24 July 2026
Explore Illinois
Flights to Chicago
Flights to Moline
Flights to Peoria
Flights to St. Louis
Flights to Decatur

Find flight deals to Illinois

Find the latest flights to Illinois in 2026, 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 24 July 2026.

Return from

₹ 93,290

One-way from

₹ 60,034

Popular in

August

Cheapest in

October

Average price

₹ 100,830

Good round-trip deal

₹ 120,189 or less

Good one-way deal

₹ 494,515 or less
Etihad Airways
  • Etihad Airways
  • 24/8-19/9
  • 2 total stops
  • 40h 10m total
  • New Delhi to Chicago
Search Deals
Delta
  • Delta
  • 22/11
  • 2 total stops
  • 27h 44m total
  • New Delhi to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (₹ 5,840 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 1,953 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals
Price to beat on a round-trip flight from New Delhi Indira Gandhi Intl to Illinois.
Search Deals
Price to beat on a one-way flight from New Delhi Indira Gandhi Intl to Illinois.
Search Deals

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 24 July 2026.
Use the filters below to find and compare flights to Illinois that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Tue 15/9

23:35-14:45

1 stop25h 40m

Chicago O'Hare Intl

Tue 6/10

10:55-21:30

2 stops24h 05m

₹ 93,966

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Wed 16/9

23:35-11:46

2 stops22h 41m

Chicago O'Hare Intl

Tue 22/9

10:00-21:30

2 stops25h 00m

₹ 94,353

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Fri 2/10

07:40-17:50

1 stop20h 40m

Chicago O'Hare Intl

Wed 21/10

16:26-05:20

2 stops26h 24m

₹ 97,930

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Thu 1/10

01:40-12:35

1 stop21h 25m

Chicago O'Hare Intl

Fri 8/1

17:45-00:15

2 stops43h 00m

₹ 99,187

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Sat 3/10

07:40-19:36

2 stops46h 26m

Chicago O'Hare Intl

Wed 21/10

16:26-05:20

2 stops26h 24m

₹ 100,347

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 21/9

07:40-23:59

2 stops26h 49m

Chicago O'Hare Intl

Sat 28/11

12:11-06:05

2 stops30h 24m

₹ 103,440

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Tue 11/8

04:50-15:40

1 stop21h 20m

Chicago O'Hare Intl

Thu 27/8

20:25-07:55

1 stop25h 00m

₹ 104,504

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Tue 25/8

23:35-15:16

2 stops26h 11m

Chicago O'Hare Intl

Wed 28/10

15:45-21:50

1 stop19h 35m

₹ 104,600

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Tue 18/8

23:35-15:16

2 stops26h 11m

Chicago O'Hare Intl

Mon 26/10

13:19-21:50

2 stops22h 01m

₹ 104,891

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Sat 19/9

03:55-14:15

1 stop20h 50m

Chicago O'Hare Intl

Mon 30/11

15:35-02:40

2 stops23h 35m

₹ 107,791

Flights are sorted by cheapest return flights first.

Deals found on 21/7

Showing 1-10 of 31 resultsSorted by cheapest first
1
2
3
4

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 32 hours 23 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.

What are the most popular airlines that fly to Illinois?

The most popular airlines flying from New Delhi to Illinois are Etihad Airways, Finnair and Air India.

Etihad Airways
Etihad Airways
From ₹ 43,506
Emirates
Emirates
From ₹ 88,536
British Airways
British Airways
From ₹ 76,036
Air India
Air India
From ₹ 15,126

What are the cheapest airlines that fly to Illinois?

The cheapest airlines flying from New Delhi to Illinois are Air India, Etihad Airways and Turkish Airlines.

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).

When is the best time to book a flight to Illinois?

The price you pay for your flight to Illinois may vary depending on when you book. For the best chance of a lower fare, look to book 60 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 24 July 2026.
Read reviews from past customers who have flown Finnair,SWISS, andEtihad Airways to the United States. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,423 reviews
Check prices

Entertainment

6.9

Boarding

7.7

Crew

8.2

Overall

7.6

Food

6.7

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Finnair
7.6
Good
1,423 reviews
Finnair
7.6
Good
1,423 reviews
Check prices

Entertainment

6.9

Boarding

7.7

Crew

8.2

Overall

7.6

Food

6.7

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
SWISS
7.5
Good
2,019 reviews
Finnair
7.6
Good
1,423 reviews
Check prices

Entertainment

6.9

Boarding

7.7

Crew

8.2

Overall

7.6

Food

6.7

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Etihad Airways
7.3
Good
1,486 reviews
Finnair
7.6
Good
1,423 reviews
Check prices

Entertainment

6.9

Boarding

7.7

Crew

8.2

Overall

7.6

Food

6.7

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
British Airways
6.7
Okay
8,129 reviews
Finnair
7.6
Good
1,423 reviews
Check prices

Entertainment

6.9

Boarding

7.7

Crew

8.2

Overall

7.6

Food

6.7

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Air India
5.5
Fair
2,955 reviews
Finnair
7.6
Good
1,423 reviews
Check prices

Entertainment

6.9

Boarding

7.7

Crew

8.2

Overall

7.6

Food

6.7

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

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, Delta is rated the highest out of the airlines that fly to Illinois.

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

    Chicago Midway is currently the cheapest airport to fly to in Illinois. One-way flights to Chicago Midway typically cost ₹ 3,973, while return flights cost around ₹ 15,028.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around ₹ 23,788, however they can be found for as little as ₹ 15,028.

  • Where does the fastest flight to Illinois depart from?

    For those looking to save time traveling to Illinois, Mumbai Chhatrapati Shivaji Intl offers the quickest one-way flight (19 hours 55 minutes).

  • 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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