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₹ 37,391+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
24 Feb — 3 Mar1
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 25 January 2026.

Wed 4/316:20
DEL
-
ORD
1 stop26h 45m
Multiple Airlines
Wed 11/314:30
ORD
-
DEL
Nonstop15h 50m
Multiple Airlines
Deal found 24/1₹ 64,792
Thu 5/216:20
DEL
-
ORD
1 stop26h 45m
Multiple Airlines
Wed 4/313:30
ORD
-
DEL
Nonstop15h 50m
Multiple Airlines
Deal found 24/1₹ 65,159
Tue 3/216:20
DEL
-
ORD
1 stop26h 45m
Etihad Airways
Tue 17/314:10
ORD
-
DEL
1 stop18h 40m
Etihad Airways
Deal found 23/1₹ 65,617
Thu 5/216:20
DEL
-
ORD
1 stop26h 45m
Etihad Airways
Mon 9/314:10
ORD
-
DEL
1 stop18h 40m
Etihad Airways
Deal found 23/1₹ 65,709
Wed 4/220:55
DEL
-
ORD
1 stop22h 10m
Etihad Airways
Tue 3/313:10
ORD
-
DEL
1 stop18h 40m
Etihad Airways
Deal found 24/1₹ 66,258
Wed 18/208:55
DEL
-
ORD
1 stop34h 10m
Multiple Airlines
Mon 9/314:30
ORD
-
DEL
Nonstop15h 50m
Multiple Airlines
Deal found 24/1₹ 66,350
Wed 29/407:40
DEL
-
ORD
1 stop20h 40m
Finnair
Sun 2/821:30
ORD
-
DEL
1 stop21h 20m
Finnair
Deal found 23/1₹ 67,633
Sun 26/407:40
DEL
-
ORD
1 stop20h 40m
Finnair
Sun 30/821:30
ORD
-
DEL
1 stop21h 20m
Finnair
Deal found 23/1₹ 67,816
Thu 5/216:20
DEL
-
ORD
1 stop26h 45m
Multiple Airlines
Mon 9/314:30
ORD
-
DEL
Nonstop15h 50m
Multiple Airlines
Deal found 24/1₹ 68,000
Sun 19/407:40
DEL
-
ORD
1 stop20h 40m
Finnair
Sun 10/521:30
ORD
-
DEL
1 stop21h 20m
Finnair
Deal found 23/1₹ 68,275
Thu 29/105:29
DEL
-
MDW
2 stops23h 56m
Multiple Airlines
Wed 4/313:29
MDW
-
DEL
2 stops22h 31m
Multiple Airlines
Deal found 24/1₹ 74,690
Tue 3/201:30
DEL
-
MDW
2 stops27h 29m
Delta
Mon 9/310:45
MDW
-
DEL
2 stops26h 15m
Delta
Deal found 24/1₹ 76,431

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 25 January 2026
Explore Illinois
Flights to Chicago
Flights to Springfield
Flights to St. Louis

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 25 January 2026.

Return from

₹ 64,792

One-way from

₹ 37,391

Popular in

August

Cheapest in

October

Average price

₹ 105,024

Good round-trip deal

₹ 62,237 or less

Good one-way deal

₹ 40,906 or less
Air India
  • Air India
  • 4/3-11/3
  • 1 total stop
  • 42h 35m total
  • New Delhi to Chicago
Search Deals
Etihad Airways
  • Etihad Airways
  • 3/2
  • 1 total stop
  • 34h 10m total
  • New Delhi to Illinois
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (₹ 2,802 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 1,503 potential savings vs. average return price).
Search Deals
Average for return flights in January 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 25 January 2026.
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

Wed 15/4

07:40-17:50

1 stop20h 40m

Chicago O'Hare Intl

Sun 10/5

21:30-05:20

1 stop21h 20m

₹ 67,633

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Sun 26/4

07:40-17:50

1 stop20h 40m

Chicago O'Hare Intl

Sun 30/8

21:30-05:20

1 stop21h 20m

₹ 67,816

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Mon 4/5

07:40-17:50

1 stop20h 40m

Chicago O'Hare Intl

Tue 25/8

21:30-05:20

1 stop21h 20m

₹ 69,833

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Fri 6/2

10:50-14:55

2 stops39h 35m

Chicago O'Hare Intl

Tue 3/3

16:10-01:15

2 stops21h 35m

₹ 75,423

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Thu 5/2

10:50-14:55

2 stops39h 35m

Chicago O'Hare Intl

Mon 9/3

11:40-01:15

2 stops27h 05m

₹ 75,423

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Wed 29/4

07:40-17:50

1 stop20h 40m

Chicago O'Hare Intl

Sun 2/8

11:44-05:20

2 stops31h 06m

₹ 75,515

New DelhiChicago

DEL - ORD

DELORD

New Delhi Indira Gandhi Intl

Thu 5/2

10:50-14:55

2 stops39h 35m

Chicago O'Hare Intl

Sun 8/3

20:40-08:45

2 stops25h 35m

₹ 75,881

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Wed 4/2

06:15-22:22

2 stops27h 37m

Chicago Midway

Wed 4/3

12:45-23:30

2 stops23h 15m

₹ 76,431

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Tue 3/2

01:30-17:29

2 stops27h 29m

Chicago Midway

Mon 9/3

10:45-23:30

2 stops26h 15m

₹ 76,431

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Fri 6/2

06:15-22:22

2 stops27h 37m

Chicago Midway

Wed 4/3

10:49-23:30

2 stops25h 11m

₹ 76,431

Flights are sorted by cheapest return flights first.

Deals found on 24/1

Showing 1-10 of 31 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 46 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 Air India, Etihad Airways and Finnair.

Etihad Airways
Etihad Airways
From ₹ 46,244
Air India
Air India
From ₹ 62,237
British Airways
British Airways
From ₹ 73,047
Lufthansa
Lufthansa
From ₹ 75,333

What are the cheapest airlines that fly to Illinois?

The cheapest airlines flying from New Delhi to Illinois are Delta, Qatar Airways and Etihad Airways.

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 25 January 2026.
Read reviews from past customers who have flown Finnair, SWISS, andUnited Airlines 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
1,356 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.5

Crew

8.2

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,356 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.5

Crew

8.2

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
SWISS
7.5
Good
1,859 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.5

Crew

8.2

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
United Airlines
7.4
Good
9,196 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.5

Crew

8.2

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Etihad Airways
7.3
Good
1,375 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.5

Crew

8.2

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Air India
5.5
Fair
2,977 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.5

Crew

8.2

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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 O'Hare Intl is currently the cheapest airport to fly to in Illinois. One-way flights to Chicago O'Hare Intl typically cost ₹ 3,977, while return flights cost around ₹ 8,336.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around ₹ 13,931, however they can be found for as little as ₹ 13,278.

  • 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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