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Cheap Flights to Illinois
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Flights to Illinois in 2021
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
| Popular in | January | High demand for flights, 5% potential price rise |
| Cheapest in | October | Best time to find cheap flights, 3% potential price drop |
| Average price | ₹ 75,801 | Average for round-trip flights in April 2021 |
| Round-trip from | ₹ 60,912 | From New Delhi to Chicago |
| One-way from | ₹ 36,547 | One-way flight from New Delhi to Chicago |
Cheapest prices for Illinois flights by month
The cheapest ticket to Illinois found for each month in 2021 based on historical flight searches by Cheapflights users.
January
₹ 72,411
February
₹ 67,649
March
₹ 69,714
April
₹ 72,446
May
₹ 74,285
June
₹ 76,200
July
₹ 81,008
August
₹ 97,533
September
₹ 71,757
October
₹ 69,027
November
₹ 72,461
December
₹ 71,367
February is currently the cheapest month to fly to Illinois. At this moment in time August is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.
When is the best time to fly to Illinois?
Average Chicago flight ticket prices and weather conditions for 2021 and 2022 by month.
|
DEL - CHI Price
|
₹ 67,649 - ₹ 135,629
|
|
CHI Temperature
|
1 - 29 °C
|
|
CHI Rainfall
|
17 - 109 mm
|
Whilst there are several times of the year to choose from, February is seen as the time to fly to Illinois, however, it is possible to get good deals throughout the year. July tends to be the warmest period in Illinois so if you are looking for sun or warmer climates then look to fly around this time. May is the wettest if you need to factor this in to your plans.
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 56 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?
Monday is currently, on average, the cheapest day to fly to Illinois. Flying on Saturday will result in higher flight prices.
What time of day is cheapest to fly to Illinois?
Flights at midday are typically the cheapest time of the day to fly to Illinois. Flights in the afternoon are usually the most expensive.
Cheap flights to Illinois in April, May 2021
The best prices found for ORD flights for April, May
12 May - 19 May
₹ 57,603pp
DEL
New Delhi Indira Gandhi Intl
LOT
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
LOT
1 STOP
DEL
New Delhi Indira Gandhi Intl
21 Apr - 9 Oct
₹ 58,656pp
DEL
New Delhi Indira Gandhi Intl
Japan Airlines
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Japan Airlines
1 STOP
DEL
New Delhi Indira Gandhi Intl
12 May - 19 May
₹ 58,957pp
DEL
New Delhi Indira Gandhi Intl
LOT
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
LOT
1 STOP
DEL
New Delhi Indira Gandhi Intl
Illinois 2021 flight deals
Cheap flights to Illinois found for this year
12 May - 19 May
₹ 57,603pp
DEL
New Delhi Indira Gandhi Intl
LOT
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
LOT
1 STOP
DEL
New Delhi Indira Gandhi Intl
2 Jun - 7 Jul
₹ 57,678pp
DEL
New Delhi Indira Gandhi Intl
LOT
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
LOT
1 STOP
DEL
New Delhi Indira Gandhi Intl
21 Apr - 9 Oct
₹ 58,656pp
DEL
New Delhi Indira Gandhi Intl
Japan Airlines
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Japan Airlines
1 STOP
DEL
New Delhi Indira Gandhi Intl
Last minute flights to Illinois
Late deals on return flights to Illinois, departing today and this week
21 Apr - 9 Oct
₹ 58,656pp
DEL
New Delhi Indira Gandhi Intl
Japan Airlines
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Japan Airlines
1 STOP
DEL
New Delhi Indira Gandhi Intl
21 Apr - 9 Oct
₹ 59,558pp
DEL
New Delhi Indira Gandhi Intl
Japan Airlines
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Japan Airlines
2 STOPS
DEL
New Delhi Indira Gandhi Intl
21 Apr - 31 May
₹ 60,385pp
DEL
New Delhi Indira Gandhi Intl
Japan Airlines
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Japan Airlines
2 STOPS
DEL
New Delhi Indira Gandhi Intl
Alternative, similarly priced destinations
See alternative destinations where airfare is generally forecast to be close to Illinois flight prices.
Find flights to Illinois
Select your preferred flight destination in Illinois from the list below.
Cheapest flights to USA
Not set on Illinois? See the cheapest flights to India. Airfare prices updated on April 14, 2021.
Delhi to Honolulu flights
from ₹ 55,799 pp
Delhi to San Francisco flights
from ₹ 56,175 pp
Delhi to Los Angeles flights
from ₹ 56,927 pp
Delhi to New York flights
from ₹ 57,904 pp
Delhi to San Diego flights
from ₹ 58,205 pp
Delhi to Seattle flights
from ₹ 58,807 pp
Mumbai to San Francisco flights
from ₹ 60,461 pp
Chennai to Atlanta flights
from ₹ 60,536 pp
Ahmedabad to Chicago flights
from ₹ 60,837 pp
Mumbai to Miami flights
from ₹ 60,912 pp
Chennai to Seattle flights
from ₹ 60,912 pp
Mumbai to New York flights
from ₹ 60,987 pp
Mumbai to Los Angeles flights
from ₹ 61,138 pp
Delhi to Chicago flights
from ₹ 61,288 pp
Delhi to Dallas flights
from ₹ 61,439 pp
Hyderabad to Chicago flights
from ₹ 61,439 pp
Popular flight searches
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