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Cheap flights from Adelaide to Illinois from $2,147

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/1. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — ORD
26 Nov — 3 Dec1
1 adult

Cheap flight deals from Adelaide to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Adelaide (ADL) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 November 2024.

Find flight deals from Adelaide to Illinois

Best flights from Adelaide to Illinois
Discover carefully curated flight deals from Adelaide to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 November 2024.

Wed 29/106:10ADL - ORD
2 stops26h 58mMultiple Airlines
Fri 31/115:40ORD - ADL
2 stops32h 10mMultiple Airlines
Deal found 20/11$2,147
Wed 29/122:00ADL - ORD
2 stops36h 29mQatar Airways
Fri 31/119:05ORD - ADL
1 stop29h 30mQatar Airways
Deal found 20/11$2,572
Wed 29/106:00ADL - ORD
3 stops32h 43mAir Canada
Fri 31/110:53ORD - ADL
3 stops36h 47mAir Canada
Deal found 20/11$3,289
Sun 5/120:40ADL - ORD
2 stops35h 11mQantas Airways
Sun 12/114:14ORD - ADL
2 stops29h 31mQantas Airways
Deal found 21/11$4,628

Find flights from Adelaide to Illinois within your budget

Customise your flight search to find flights from Adelaide to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 719,399 searches. Data last updated 21 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 29/1

06:10-16:38

2 stops26h 58m

Chicago O'Hare Intl

Fri 31/1

15:40-16:20

2 stops32h 10m

$2,147

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 29/1

22:00-17:59

2 stops36h 29m

Chicago O'Hare Intl

Fri 31/1

19:05-17:05

1 stop29h 30m

$2,572

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 29/1

06:00-22:13

3 stops32h 43m

Chicago O'Hare Intl

Fri 31/1

10:53-16:10

3 stops36h 47m

$3,289

Flights are sorted by cheapest return flights first.

Deals found on 20/11

Best time to book a flight from Adelaide to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Adelaide with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Adelaide to Illinois

Get recent, data-driven insights about flights from Adelaide to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from ADL to IL?

Find hourly flight availability from Adelaide to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2024.

When flying from Adelaide to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches 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

Plan your trip to Illinois by taking into account the average temperature totals 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).

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 21 November 2024.
Qantas Airways
7.6
Good
820 reviews
Check prices

Overall

7.6

Entertainment

7.3

Comfort

7.5

Food

7.0

Boarding

7.7

Crew

8.2

Reviews

1 / 10

Timeliness of flights. And the very good helpfulness of staff.

Qantas Airways
7.6
Good
820 reviews
Qantas Airways
7.6
Good
820 reviews
Check prices

Overall

7.6

Entertainment

7.3

Comfort

7.5

Food

7.0

Boarding

7.7

Crew

8.2

Reviews

1 / 10

Timeliness of flights. And the very good helpfulness of staff.

Qatar Airways
7.5
Good
3,831 reviews
Qantas Airways
7.6
Good
820 reviews
Check prices

Overall

7.6

Entertainment

7.3

Comfort

7.5

Food

7.0

Boarding

7.7

Crew

8.2

Reviews

1 / 10

Timeliness of flights. And the very good helpfulness of staff.

Air Canada
7.0
Good
8,237 reviews
Qantas Airways
7.6
Good
820 reviews
Check prices

Overall

7.6

Entertainment

7.3

Comfort

7.5

Food

7.0

Boarding

7.7

Crew

8.2

Reviews

1 / 10

Timeliness of flights. And the very good helpfulness of staff.

Related info for your journey

Find useful and relevant information for your journey from Adelaide to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Adelaide to Illinois?

    If you book a flight to Illinois from Adelaide, you will be flying from Adelaide, which is the city’s only airport. Adelaide (ADL) is located 6.6 km from the centre of Adelaide.

  • Can I find deals for flights from Adelaide to Illinois that include hotel bookings?

    Yes. In addition to deals on Adelaide to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Adelaide to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Adelaide to Illinois.

  • Can I find deals for business class flights from Adelaide to Illinois?

    Yes. Cheapflights offers flight deals from Adelaide to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Adelaide to Illinois?

    Currently, February is the cheapest month in which you can book a flight from Adelaide to Illinois (average of $957). Flying from Adelaide to Illinois in December is currently the most expensive (average of $1,383). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Adelaide to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Adelaide to Illinois

Discover the top airline that operate flights from Adelaide to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 719,399 searches. Data last updated 21 November 2024.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,534Average$2,378FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Adelaide to Illinois?

Cheapflights helps you search for flights from Adelaide to Illinois via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Adelaide to Illinois?

Cheapflights simply makes it quick and affordable to book flights from Adelaide to Illinois by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Adelaide to Illinois with no change fees?

Need flexible booking options for your flight to Illinois from Adelaide? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Adelaide to Illinois become cheaper?

Not ready to book yet? You can track prices for flights from Adelaide to Illinois on Cheapflights with our Price Alert feature and get notified when better prices are available.

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