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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, 11% potential price rise |
| Cheapest in | March | Best time to find cheap flights, 3% potential price drop |
| Average price | $1,705 | Average for round-trip flights in September 2021 |
| Round-trip from | $1,591 | From Auckland Intl to Illinois |
| One-way from | $14 | One-way flight from Auckland Intl (AKL) to Illinois |
Cheap flights to Illinois in September, October 2021
The best prices found for ORD flights for September, October
14 Oct - 28 Oct
$3,054pp
AKL
Auckland Intl
Emirates
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Emirates
3 STOPS
AKL
Auckland Intl
14 Oct - 28 Oct
$3,495pp
AKL
Auckland Intl
Emirates
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Emirates
3 STOPS
AKL
Auckland Intl
14 Oct - 28 Oct
$3,848pp
AKL
Auckland Intl
Multiple airlines
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
2 STOPS
AKL
Auckland Intl
Illinois 2021 flight deals
Cheap flights to Illinois found for this year
14 Oct - 28 Oct
$3,054pp
AKL
Auckland Intl
Emirates
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Emirates
3 STOPS
AKL
Auckland Intl
14 Oct - 28 Oct
$3,495pp
AKL
Auckland Intl
Emirates
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Emirates
3 STOPS
AKL
Auckland Intl
14 Oct - 28 Oct
$3,848pp
AKL
Auckland Intl
Multiple airlines
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
2 STOPS
AKL
Auckland Intl
COVID Restrictions
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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.
April
$1,680
At the present moment the cheapest month to fly to Illinois is currently ; with April being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.
When is the best time to fly to Illinois?
Average Chicago flight ticket prices and weather conditions for 2021 and 2022 by month.
|
AKL - CHI Price
|
$1,225 - $2,168
|
|
CHI Temperature
|
1 - 29 °C
|
|
CHI Precipitation
|
17 - 109 mm
|
October is typically the best time to fly to Illinois, but there are other times where great deals are available. If you are looking for warm weather when you arrive off of your flight to Illinois then July is statistically the hottest. May is historically the period with most 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?
At the moment, Tuesday is the most economical day to take a flight to Illinois. Saturday is likely to be the most costly.
What time of day is cheapest to fly to Illinois?
Flights in the morning are typically the cheapest time of the day to fly to Illinois. Flights in the evening are usually the most expensive.
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.
Select your preferred route to Illinois from New Zealand below
Cheapest flights to USA
Not set on Illinois? See the cheapest flights to New Zealand. Airfare prices updated on September 17, 2021.
Auckland to Honolulu flights
from $931 pp
Auckland to Los Angeles flights
from $1,248 pp
Wellington to Honolulu flights
from $1,300 pp
Auckland to San Francisco flights
from $1,312 pp
Queenstown to Honolulu flights
from $1,321 pp
Wellington to Los Angeles flights
from $1,386 pp
Auckland to Long Beach flights
from $1,446 pp
Auckland to Houston flights
from $1,506 pp
Auckland to Seattle flights
from $1,537 pp
Auckland to Chicago flights
from $1,591 pp
Christchurch to Los Angeles flights
from $1,596 pp
Christchurch to San Francisco flights
from $1,627 pp
Christchurch to Houston flights
from $1,800 pp
Queenstown to Los Angeles flights
from $1,831 pp
Christchurch to Chicago flights
from $1,835 pp
Auckland to Las Vegas flights
from $1,841 pp
Popular flight searches
Check out other popular destinations found by fellow travellers in 2021.
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