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₹ 36,272+ 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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
28 Nov — 5 Dec1
1 adult
1 adult, Economy, 0 bags

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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 29 October 2025.

Sun 23/1103:20DEL - ORD
1 stop22h 00mBritish Airways
Thu 26/216:25ORD - DEL
2 stops21h 20mBritish Airways
Deal found 28/10₹ 68,661
Sun 14/1203:20DEL - ORD
1 stop26h 55mBritish Airways
Tue 20/116:14ORD - DEL
2 stops21h 31mBritish Airways
Deal found 28/10₹ 68,837
Sun 9/1103:20DEL - ORD
1 stop25h 10mBritish Airways
Sun 18/116:14ORD - DEL
2 stops21h 31mBritish Airways
Deal found 27/10₹ 68,925
Wed 3/1203:20DEL - ORD
1 stop26h 55mBritish Airways
Sun 4/116:06ORD - DEL
2 stops21h 39mBritish Airways
Deal found 27/10₹ 69,014
Mon 10/1106:40DEL - ORD
1 stop23h 15mIndiGo
Thu 1/120:20ORD - DEL
1 stop20h 50mIndiGo
Deal found 28/10₹ 69,190
Sun 9/1102:15DEL - ORD
1 stop20h 45mMultiple Airlines
Mon 10/1121:50ORD - DEL
1 stop38h 45mMultiple Airlines
Deal found 28/10₹ 69,455
Tue 4/1103:20DEL - ORD
1 stop23h 35mBritish Airways
Thu 22/116:14ORD - DEL
2 stops21h 31mBritish Airways
Deal found 27/10₹ 69,543
Sun 7/1206:15DEL - ORD
1 stop20h 25mAir France
Tue 10/213:58ORD - DEL
2 stops22h 02mAir France
Deal found 28/10₹ 69,984
Tue 4/1101:30DEL - ORD
1 stop25h 10mMultiple Airlines
Thu 22/113:58ORD - DEL
2 stops22h 02mMultiple Airlines
Deal found 27/10₹ 70,073
Tue 2/1201:30DEL - MDW
2 stops33h 47mDelta
Wed 31/1211:48MDW - DEL
2 stops24h 12mDelta
Deal found 27/10₹ 71,308
Wed 24/1201:30DEL - MDW
2 stops27h 19mAir France
Wed 31/1209:29MDW - DEL
2 stops26h 31mAir France
Deal found 28/10₹ 71,926
Fri 12/1203:20DEL - MDW
2 stops26h 16mKLM
Thu 12/209:30MDW - DEL
2 stops28h 10mKLM
Deal found 27/10₹ 72,632

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 29 October 2025
Explore Illinois
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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 29 October 2025.

Return from

₹ 68,661

One-way from

₹ 36,272

Popular in

August

Cheapest in

September

Average price

₹ 83,752

Good round-trip deal

₹ 161,121 or less

Good one-way deal

₹ 37,367 or less
British Airways
  • British Airways
  • 23/11-26/2
  • 3 total stops
  • 43h 20m total
  • New Delhi to Chicago
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IndiGo
  • IndiGo
  • 15/11
  • 1 total stop
  • 38h 55m total
  • New Delhi to Illinois
Search Deals
Highest demand for flights based on searches. 0% potential increase in price.
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 1,128 potential savings vs. average return price).
Search Deals
Average for return flights in October 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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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 29 October 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 23/11

03:20-13:50

1 stop22h 00m

Chicago O'Hare Intl

Thu 26/2

16:25-01:15

2 stops21h 20m

₹ 68,661

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Sun 7/12

06:15-23:47

2 stops29h 02m

Chicago Midway

Tue 6/1

13:28-03:30

2 stops26h 32m

₹ 71,308

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Wed 3/12

03:20-18:18

2 stops26h 28m

Chicago Midway

Mon 5/1

09:50-23:30

2 stops26h 10m

₹ 71,308

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Sun 7/12

06:15-23:47

2 stops29h 02m

Chicago Midway

Mon 5/1

09:50-23:30

2 stops26h 10m

₹ 71,308

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Tue 2/12

01:30-23:47

2 stops33h 47m

Chicago Midway

Wed 31/12

11:48-23:30

2 stops24h 12m

₹ 71,308

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Thu 4/12

03:20-18:18

2 stops26h 28m

Chicago Midway

Mon 5/1

09:50-23:30

2 stops26h 10m

₹ 71,308

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Tue 2/12

03:20-18:00

2 stops26h 10m

Chicago Midway

Tue 6/1

13:28-03:30

2 stops26h 32m

₹ 71,308

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Tue 2/12

01:30-23:47

2 stops33h 47m

Chicago Midway

Mon 5/1

09:50-23:30

2 stops26h 10m

₹ 71,308

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Fri 5/12

06:15-23:47

2 stops29h 02m

Chicago Midway

Wed 31/12

18:08-04:15

2 stops22h 37m

₹ 71,308

New DelhiChicago

DEL - MDW

DELMDW

New Delhi Indira Gandhi Intl

Wed 24/12

01:30-17:19

2 stops27h 19m

Chicago Midway

Wed 31/12

09:29-23:30

2 stops26h 31m

₹ 71,926

Flights are sorted by cheapest return flights first.

Deals found on 27/10

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 29 hours 53 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, United Airlines and Finnair.

Etihad Airways
Etihad Airways
From ₹ 66,774
Air India
Air India
From ₹ 60,427
British Airways
British Airways
From ₹ 71,076
Lufthansa
Lufthansa
From ₹ 72,545

What are the cheapest airlines that fly to Illinois?

The cheapest airlines flying from New Delhi to Illinois are Turkish Airlines, Air Canada 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 29 October 2025.
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
1,333 reviews
Check prices

Overall

7.6

Crew

8.1

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

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
1,333 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Overall

7.6

Crew

8.1

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

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
1,774 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Overall

7.6

Crew

8.1

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

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
7.4
Good
1,283 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Overall

7.6

Crew

8.1

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

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
9,001 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Overall

7.6

Crew

8.1

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

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
2,941 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Overall

7.6

Crew

8.1

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

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, Turkish Airlines 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 ₹ 2,762, while return flights cost around ₹ 5,642.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around ₹ 31,215, however they can be found for as little as ₹ 5,642.

  • Where does the fastest flight to Illinois depart from?

    For those looking to save time traveling to Illinois, Vishakhapatnam offers the quickest one-way flight (20 hours 20 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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