Cheap flights to Illinois
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Flights to Illinois in 2023
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
| Popular in | August | High demand for flights, 11% potential price rise |
|---|---|---|
| Cheapest in | February | Best time to find cheap flights, 2% potential price drop |
| Average price | ₹ 94,483 | Average for return flights in February 2023 |
| Return from | ₹ 77,140 | From New Delhi Indira Gandhi Intl to Chicago |
| One-way from | ₹ 42,374 | One-way flight from New Delhi Indira Gandhi Intl (DEL) to Illinois |
Search flights to popular Illinois cities
Search the best deals to popular Illinois cities recently found by Cheapflights users
Cheap flights to Chicago, Illinois
New Delhi Indira Gandhi Intl
Chicago O'Hare Intl
1 stop
23h 00mChicago O'Hare Intl
New Delhi Indira Gandhi Intl
1 stop
18h 05mMultiple Airlines
New Delhi Indira Gandhi Intl
Chicago O'Hare Intl
1 stop
23h 00mChicago O'Hare Intl
New Delhi Indira Gandhi Intl
1 stop
28h 05mMultiple Airlines
New Delhi Indira Gandhi Intl
Chicago O'Hare Intl
1 stop
23h 00mChicago O'Hare Intl
New Delhi Indira Gandhi Intl
1 stop
41h 25mJapan Airlines
Illinois 2023 flight deals
Cheap flights to Illinois found for this year
New Delhi Indira Gandhi Intl
Chicago O'Hare Intl
2 stops
35h 51mChicago O'Hare Intl
New Delhi Indira Gandhi Intl
1 stop
35h 40mANA
Last minute flights to Illinois
Late deals on return flights to Illinois, departing today and this week
New Delhi Indira Gandhi Intl
Chicago O'Hare Intl
2 stops
35h 51mChicago O'Hare Intl
New Delhi Indira Gandhi Intl
1 stop
35h 40mANA
One-way flights to Illinois
The cheapest one-way flights to Illinois
New Delhi Indira Gandhi Intl
Chicago Midway
2 stops
30h 00mDelta
What is the cheapest month to fly to Illinois?
The cheapest ticket to Illinois found for each month in 2023 based on historical flight searches by Cheapflights users.
January
₹ 116,733
February
₹ 99,064
March
₹ 97,100
April
₹ 101,190
May
₹ 104,135
June
₹ 105,771
July
₹ 118,615
August
₹ 149,945
September
₹ 103,972
October
₹ 96,691
November
₹ 100,781
December
₹ 104,872
Currently, the cheapest month for flights to Illinois is October. The most expensive month for flights is August. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.
When is the best time to fly to Illinois?
Average Illinois flight ticket prices and weather conditions for 2023 and 2024 by month
DEL - CHI Price | ₹ 96,644 - ₹ 202,153 |
|---|---|
CHI Temperature | -5 - 23 °C |
CHI Rainfall | 43 - 125 mm |
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 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Which day is cheapest to fly to Illinois?
Tuesday is currently, on average, the cheapest day to fly to Illinois. Flying on Sunday will result in higher flight prices.
What time of day is cheapest to fly to Illinois?
Illinois flights can be made cheaper if you choose a flight in the morning. Booking a flight in the evening will likely mean higher prices.
Find flights to Illinois
Select your preferred flight destination in Illinois from the list below.
Select your preferred route to Illinois from India below
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How does Cheapflights help users find flights to Illinois?
When you search for this flight to Illinois, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.
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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