₹ 48,464+ 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 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
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 22 March 2025.
Return from | ₹ 80,142 |
---|---|
One-way from | ₹ 48,464 |
Popular in | August |
Cheapest in | October |
Average price | ₹ 96,068 |
Good round-trip deal | ₹ 104,208 or less |
Good one-way deal | ₹ 98,126 or less |
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 22 March 2025
Explore Illinois
Find flight deals to Illinois
Cheapest flights to IllinoisExplore the most affordable flight options available to Illinois. Find the lowest fares based on data from user searches, with prices last updated on 22 March 2025.
Explore the most affordable flight options available to Illinois. Find the lowest fares based on data from user searches, with prices last updated on 22 March 2025.
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 22 March 2025.
Use the filters below to find and compare flights to Illinois that are best for you.
Fly from
Route
Depart
Return
Price
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Mon 19/5
01:05-12:10
1 stop21h 35m
Chicago O'Hare Intl
Sun 9/11
19:05-00:15
1 stop17h 40m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Mon 2/6
07:40-17:50
1 stop20h 40m
Chicago O'Hare Intl
Thu 31/7
17:16-05:20
2 stops25h 34m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Tue 27/5
03:55-14:10
1 stop20h 45m
Chicago O'Hare Intl
Mon 9/6
10:10-00:05
2 stops27h 25m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Fri 30/5
23:35-18:16
2 stops29h 11m
Chicago O'Hare Intl
Tue 28/10
13:45-21:10
1 stop20h 55m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Wed 9/4
06:55-09:40
1 stop37h 15m
Chicago O'Hare Intl
Thu 17/4
11:25-05:00
1 stop31h 05m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Tue 1/4
11:10-18:21
2 stops41h 41m
Chicago O'Hare Intl
Wed 30/4
07:10-00:05
2 stops30h 25m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Fri 30/5
00:50-15:00
1 stop24h 40m
Chicago O'Hare Intl
Sat 30/8
17:45-01:55
2 stops21h 40m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Wed 21/5
02:55-12:55
1 stop20h 30m
Chicago O'Hare Intl
Tue 29/7
15:35-23:55
1 stop21h 50m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Mon 16/6
01:45-22:05
2 stops30h 50m
Chicago O'Hare Intl
Thu 21/8
10:00-23:35
2 stops27h 05m
New DelhiChicago
DEL - ORD
DELORD
New Delhi Indira Gandhi Intl
Wed 21/5
16:20-15:45
1 stop33h 55m
Chicago O'Hare Intl
Thu 30/10
20:45-08:55
1 stop25h 40m
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.
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 24 hours 59 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 Etihad Airways.
What are the cheapest airlines that fly to Illinois?
The cheapest airlines flying from New Delhi to Illinois are Qatar 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 22 March 2025.
Get a feel of what it's like to fly with Korean Air, Emirates and Delta 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.
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Anonymous,Feb 2025
ATL - SBN
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Anonymous,Feb 2025
ATL - SBN
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Anonymous,Feb 2025
ATL - SBN
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Anonymous,Feb 2025
ATL - SBN
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Anonymous,Feb 2025
ATL - SBN
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Anonymous,Feb 2025
ATL - SBN
FAQs about flying to Illinois
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Why should you use Cheapflights to find cheap flight tickets to Illinois?
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Can Cheapflights find flights to Illinois with no change fees?
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Can Cheapflights notify me if prices for flights to Illinois become cheaper?
Not ready to book yet? You can track prices for flights to Illinois on Cheapflights with our Price Alerts feature and get notified when better prices are available.