Cheap Flights to Illinois

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Home North America USA Cheap flights to Illinois, United States

Flights to Illinois in 2021

Popular inJanuaryHigh demand for flights, 11% potential price rise
Cheapest inMarchBest time to find cheap flights, 3% potential price drop
Average price$1,444Average for round-trip flights in March 2021
Round-trip from$2,419From Auckland to Chicago
One-way from$1,333One-way flight from Auckland to Chicago

Cheapest prices for Illinois flights by month

January
$1,892
February
$1,556
March
$1,202
April
$1,390
May
$1,405
June
$1,562
July
$1,433
August
$1,580
September
$1,424
October
$1,451
November
$1,508
December
$1,764
Currently, the cheapest month for flights to Illinois is March. The most expensive month for flights is January. 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?

AKL - CHI
Price
$1,202 - $2,126
CHI
Temperature
1 - 29 °C
CHI
Rainfall
17 - 109 mm
The best time to fly to Illinois is during January, but great deals can be found at other times. July sees the temperatures in Illinois peak to their warmest. May tends, on average, to see the most amount of rainfall.

When is the best time to book a flight to Illinois?

To ensure you get the cheapest price possible for a flight to Illinois, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Which day is cheapest to fly to Illinois?

The cheapest day to fly to Illinois is usually Tuesday. At the moment, Saturday is the most expensive.

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.
Select your preferred route to Illinois from New Zealand below
Home North America USA Cheap flights to Illinois, United States
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