Skip to main content
Cheap Flights to Illinois
Return
Economy
Flights to Illinois in 2021
| 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 | ₹ 75,885 | Average for round-trip flights in March 2021 |
| Round-trip from | ₹ 58,142 | From New Delhi to Chicago |
| One-way from | ₹ 35,046 | One-way flight from New Delhi to Chicago |
Cheapest prices for Illinois flights by month
January
₹ 70,600
February
₹ 65,957
March
₹ 67,970
April
₹ 70,633
May
₹ 72,427
June
₹ 74,294
July
₹ 78,982
August
₹ 95,093
September
₹ 69,962
October
₹ 67,300
November
₹ 70,648
December
₹ 69,581
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?
|
DEL - CHI Price
|
₹ 65,957 - ₹ 132,236
|
|
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.
Alternative, similarly priced destinations
Find flights to Illinois
Cheapest flights to USA
Delhi to San Francisco flights
from ₹ 51,470 pp
Delhi to Los Angeles flights
from ₹ 54,183 pp
Delhi to New York flights
from ₹ 55,503 pp
Delhi to Dallas flights
from ₹ 55,796 pp
Delhi to Seattle flights
from ₹ 56,089 pp
Delhi to Boston flights
from ₹ 56,456 pp
Mumbai to New York flights
from ₹ 57,116 pp
Delhi to Washington flights
from ₹ 57,482 pp
Delhi to Chicago flights
from ₹ 58,142 pp
Chennai to Philadelphia flights
from ₹ 58,802 pp
Hyderabad to New York flights
from ₹ 59,535 pp
Mumbai to Los Angeles flights
from ₹ 59,828 pp
Chennai to San Francisco flights
from ₹ 59,828 pp
Mumbai to Miami flights
from ₹ 60,122 pp
Ahmedabad to New York flights
from ₹ 60,342 pp
Chennai to Atlanta flights
from ₹ 60,488 pp
Popular flight searches
International departures to Illinois
Popular cities in USA
Popular places in USA