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Cheap flights to Illinois from $1,038

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CMH — ORD
13 May — 20 May1
1 adult
Mon 13/5
Mon 20/5

Flights to Illinois in 2024

Find the latest flights to Illinois in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 547,580 searches and data was last updated on 8 May 2024.

Popular in

December

Cheapest in

February

Average price

$2,054

Return from

$1,412

One-way from

$1,038
High demand for flights, 10% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for return flights in May 2024
From Sydney Kingsford Smith to Chicago
One-way flight from Sydney Kingsford Smith (SYD) to Illinois

Cheap flights to Illinois in May & June 2024

Search the best deals to popular Illinois cities recently found by Cheapflights users
The following deals offer some of the lowest prices we've found on flights heading to Illinois in May and June 2024. If these deals fall outside of your budget, be sure to come back soon as prices update often.
Cheap flights to Chicago, Illinois
Thu 9/509:15SYD - ORD
1 stop35h 45mBritish Airways
Wed 22/505:00ORD - SYD
1 stop34h 15mBritish Airways
Deal found 8/5$1,418
Thu 9/521:30SYD - ORD
1 stop29h 47mAmerican Airlines
Wed 22/515:16ORD - SYD
2 stops24h 49mAmerican Airlines
Deal found 8/5$1,432
Thu 13/621:30SYD - ORD
1 stop29h 49mAmerican Airlines
Mon 15/717:03ORD - SYD
1 stop24h 07mAmerican Airlines
Deal found 7/5$1,435
Thu 13/621:30SYD - ORD
1 stop29h 49mAmerican Airlines
Mon 15/715:25ORD - SYD
2 stops25h 45mAmerican Airlines
Deal found 8/5$1,438
Thu 13/621:30SYD - ORD
1 stop29h 49mAmerican Airlines
Mon 15/717:39ORD - SYD
2 stops23h 31mAmerican Airlines
Deal found 7/5$1,441
Fri 14/609:15SYD - ORD
1 stop30h 01mAmerican Airlines
Tue 23/717:20ORD - SYD
1 stop21h 55mAmerican Airlines
Deal found 6/5$1,500
Thu 23/521:30SYD - ORD
1 stop29h 47mAmerican Airlines
Fri 31/515:01ORD - SYD
1 stop25h 04mAmerican Airlines
Deal found 8/5$1,501
Thu 23/521:30SYD - ORD
1 stop29h 47mAmerican Airlines
Fri 31/519:00ORD - SYD
1 stop21h 05mAmerican Airlines
Deal found 7/5$1,504
Wed 29/509:30SYD - ORD
2 stops35h 05mUnited Airlines
Sun 30/612:50ORD - SYD
1 stop27h 10mUnited Airlines
Deal found 8/5$1,506

Illinois 2024 flight deals

Explore flight deals for Illinois in 2024, offering the best prices and options to suit your preferences. In the last 7 days, Cheapflights users made a total of 547,580 searches and data were last updated on 8 May 2024.
Browse some of the best deals on flights to Illinois in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 22/517:35SYD - STL
2 stops35h 13mAmerican Airlines
Sun 26/507:01STL - SYD
1 stop32h 14mAmerican Airlines
Deal found 7/5$1,491
Wed 22/517:35SYD - STL
2 stops35h 13mAmerican Airlines
Sun 26/514:43STL - SYD
1 stop24h 32mAmerican Airlines
Deal found 6/5$1,494
Fri 14/609:15SYD - ORD
1 stop30h 01mAmerican Airlines
Tue 23/717:20ORD - SYD
1 stop21h 55mAmerican Airlines
Deal found 6/5$1,500
Thu 23/521:30SYD - ORD
1 stop29h 47mAmerican Airlines
Fri 31/515:01ORD - SYD
1 stop25h 04mAmerican Airlines
Deal found 8/5$1,501
Thu 23/521:30SYD - ORD
1 stop29h 47mAmerican Airlines
Fri 31/519:00ORD - SYD
1 stop21h 05mAmerican Airlines
Deal found 7/5$1,504
Wed 29/509:30SYD - ORD
2 stops35h 05mUnited Airlines
Sun 30/612:50ORD - SYD
1 stop27h 10mUnited Airlines
Deal found 8/5$1,506
Thu 23/521:30SYD - ORD
1 stop29h 47mAmerican Airlines
Fri 31/515:16ORD - SYD
2 stops24h 49mAmerican Airlines
Deal found 8/5$1,507
Mon 13/510:20SYD - ORD
2 stops34h 00mUnited Airlines
Sun 19/509:27ORD - SYD
1 stop30h 28mUnited Airlines
Deal found 7/5$1,509
Thu 30/521:30SYD - ORD
1 stop29h 47mAmerican Airlines
Fri 7/616:05ORD - SYD
1 stop23h 10mAmerican Airlines
Deal found 8/5$1,510

Flights to Illinois departing soon

Discover available last-minute flight options to Illinois, providing immediate availability and potentially lower prices. In the last 7 days, Cheapflights users made a total of 547,580 searches and data was last updated on 8 May 2024.
If you're looking for a last-minute flight to Illinois, consider booking one of these fares. Tip: double check your flight details before making your reservation.
Mon 13/510:20SYD - ORD
2 stops34h 00mUnited Airlines
Sun 19/509:27ORD - SYD
1 stop30h 28mUnited Airlines
Deal found 7/5$1,509

One-way flights to Illinois

Explore one-way flight options to Illinois for greater flexibility in your travel plans. Find up-to-date pricing and availability for one-way flights. In the last 7 days, Cheapflights users made a total of 547,580 searches and data was last updated on 8 May 2024.
These are some of the best available deals on flights to Illinois. Those seeking round-trip flights to Illinois should utilize the search form at the top of the page.
Tue 30/717:35SYD - ORD
1 stop27h 38mAmerican Airlines
Deal found 6/5$1,038

Average price of flights to Illinois by month

Plan your trip to Illinois by taking into account the cheapest months to travel. The average price of a one-way flight to Illinois is currently $1,038 while a return flight costs $1,690. Price data was last updated on 5 May 2024.

Temperature and rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average temperature and rainfall totals by month.

CHI

Temperature

-5 - 23 °C

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).

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

Use this chart to determine the optimal time to book a return flight to Illinois. Price data was last updated on 3 May 2024.
To ensure you get the cheapest price possible for a flight to Illinois, you should look to book at least 35 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.
Search Deals

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated 8 May 2024.
Get a feel of what it's like to fly with American Airlines, United Airlines and Air Canada to Illinois 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.
8.7
Very Good
76 reviews

Comfort

8.1

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.7
Very Good
76 reviews
8.7
Very Good
76 reviews

Comfort

8.1

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.5
Very Good
1,181 reviews
8.7
Very Good
76 reviews

Comfort

8.1

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.5
Very Good
928 reviews
8.7
Very Good
76 reviews

Comfort

8.1

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.3
Very Good
1,478 reviews
8.7
Very Good
76 reviews

Comfort

8.1

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.3
Very Good
635 reviews
8.7
Very Good
76 reviews

Comfort

8.1

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

  • 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, Fiji 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 Airport is currently the cheapest airport to fly to in Illinois. One-way flights to Chicago O'Hare Intl Airport typically cost $94, while return flights cost around $271.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around $280, however they can be found for as little as $179.

  • Where does the fastest flight to Illinois depart from?

    For those looking to save time traveling to Illinois, Sydney offers the quickest one-way flight (18 hours 38 minutes).

  • Does Chicago O'Hare Intl Airport have car hire?

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

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

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

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