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$897+ Cheap flights to Illinois

— ORD
7 Oct — 14 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to Illinois in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Illinois

Thu 5/1107:30 -
2 stops27h 35m
Mon 9/1120:00 -
2 stops66h 10m
Deal found 2/9$2,166
Fri 16/1020:15 -
1 stop28h 19m
Fri 23/1020:01 -
2 stops48h 44m
Deal found 6/9$2,237
Mon 19/1020:15 -
1 stop27h 30m
Mon 26/1005:59 -
1 stop29h 51m
Deal found 4/9$2,254
Fri 16/1013:25 -
2 stops28h 05m
Fri 23/1021:42 -
2 stops41h 28m
Deal found 6/9$2,322
Thu 5/1120:20 -
1 stop20h 40m
Mon 9/1118:20 -
1 stop19h 50m
Deal found 2/9$2,344
Fri 16/1019:50 -
1 stop21h 37m
Fri 23/1015:00 -
1 stop21h 00m
Deal found 6/9$2,376
Tue 27/1014:50 -
2 stops24h 40m
Sat 21/1118:20 -
2 stops28h 05m
Deal found 4/9$2,385

Find flight deals to Illinois

Return from

$2,166

One-way from

$897

Popular in

May

Cheapest in

November

Average price

$2,616
American Airlines
  • American Airlines
  • 5/11-9/11
  • 4 total stops
  • 93h 45m total
  • Auckland to Chicago
Search Deals
2/11-31/12
  • 2/11-31/12
  • 3 total stops
  • 52h 31m total
  • Auckland to Illinois
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($215 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($52 potential savings vs. average return price).
Search Deals
Average for return flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to Illinois that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

AucklandChicago

AKL Auckland Intl - ORD Chicago O'Hare Intl

AKLORD

Auckland Intl

Fri 11/9

14:00-00:23

3 stops51h 23m

Chicago O'Hare Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,067

AucklandChicago

AKL Auckland Intl - ORD Chicago O'Hare Intl

AKLORD

Auckland Intl

Thu 5/11

07:30-16:05

2 stops27h 35m

Chicago O'Hare Intl

Mon 9/11

20:00-09:10

2 stops66h 10m

$2,166
Fastest return journey

AucklandChicago

AKL Auckland Intl - ORD Chicago O'Hare Intl

AKLORD

Auckland Intl

Thu 5/11

20:20-22:00

1 stop20h 40m

Chicago O'Hare Intl

Mon 9/11

18:20-09:10

1 stop19h 50m

$2,344

Flights are sorted by cheapest return flights first.

Deals found on 5/9

Sorted by cheapest first

Best time to book a flight to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to Illinois

How long is the flight to Illinois?

On average, a flight from Auckland to Illinois takes 19 hours 46 minutes. Flights to Illinois from other popular cities in New Zealand will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Illinois?

The most popular airlines flying from Auckland to Illinois are Air New Zealand, Qantas Airways and American Airlines.

Air New Zealand
Air New Zealand
From $1,607
Qantas Airways
Qantas Airways
From $1,403
American Airlines
American Airlines
From $1,883
United Airlines
United Airlines
From $1,432

What are the cheapest airlines that fly to Illinois?

The cheapest airlines flying from Auckland to Illinois are Air Canada, Qantas Airways and United Airlines.

Rainfall in Illinois by month

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What are the most popular places to fly to in Illinois?

The most popular places in Illinois to fly to are Chicago and Champaign.

Reviews of airlines servicing Illinois

Get a feel of what it's like to fly with Air New Zealand,Qantas Airways, andUnited Airlines to the United States by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Air New Zealand
8.0
Very Good
668 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Qantas Airways
7.5
Good
1,090 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
United Airlines
7.4
Good
10,180 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
American Airlines
7.1
Good
12,042 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Air Canada
7.1
Good
11,600 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

FAQs about flying to Illinois

  • Can I find cheaper flights to Illinois if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Illinois on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Illinois?

    Based on reviews from Cheapflights users, Qantas Airways is rated the highest out of the airlines that fly to Illinois.

  • What is the cheapest airport to fly to in Illinois?

    Chicago O'Hare Intl is currently the cheapest airport to fly to in Illinois. One-way flights to Chicago O'Hare Intl typically cost $294, while return flights cost around $299.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around $301, however they can be found for as little as $299.

  • Where does the fastest flight to Illinois depart from?

    For those looking to save time traveling to Illinois, Auckland Intl offers the quickest one-way flight (19 hours 46 minutes).

  • Does Chicago O'Hare Intl have rental cars?

    Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Chicago O'Hare Intl?

    Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0.0 km away from Chicago O'Hare Intl).

See more FAQs

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