$1,684 Find Cheap Flights from Adelaide to Illinois

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Adelaide to Illinois departing on 6/14. 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.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Illinois

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Adelaide to Illinois, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Adelaide to Illinois, as well as popular online travel agencies
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Flight Deals

Book Cheap Adelaide to Illinois Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Adelaide to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Adelaide to Illinois

Sun, Jun 14 - Sun, Jun 21
Multiple Airlines Logo
6:05 am - 5:07 am
ADL
-
ORD
61h 32m
3 stops
Multiple Airlines Logo
7:20 am - 9:00 pm
ORD
-
ADL
47h 10m
3 stops
$1,684Multiple Airlines
Sat, Jun 13 - Sat, Jun 20
Qatar Airways Logo
5:50 pm - 4:50 pm
ADL
-
ORD
37h 30m
2 stops
Qatar Airways Logo
4:13 pm - 3:30 pm
ORD
-
ADL
32h 47m
2 stops
$1,889Qatar Airways
Sat, Jun 13 - Sat, Jun 20
Qantas Airways Logo
6:00 am - 5:59 pm
ADL
-
ORD
26h 29m
2 stops
Qantas Airways Logo
10:34 pm - 9:25 am
ORD
-
ADL
44h 21m
2 stops
$1,923Qantas Airways
Sun, Jun 14 - Sun, Jun 21
Multiple Airlines Logo
6:25 am - 7:28 pm
ADL
-
ORD
27h 33m
2 stops
Multiple Airlines Logo
6:59 pm - 11:15 am
ORD
-
ADL
25h 46m
2 stops
$2,008Multiple Airlines
Sun, Jun 14 - Sun, Jun 21
Virgin Australia Logo
6:05 am - 6:40 pm
ADL
-
ORD
27h 05m
2 stops
Virgin Australia Logo
3:57 pm - 11:05 am
ORD
-
ADL
28h 38m
2 stops
$2,055Virgin Australia
Mon, Jul 6 - Mon, Aug 17
Qantas Airways Logo
6:00 am - 6:12 pm
ADL
-
ORD
26h 42m
2 stops
Qantas Airways Logo
3:50 pm - 9:25 am
ORD
-
ADL
27h 05m
2 stops
$2,091Qantas Airways
Mon, Jul 6 - Mon, Aug 17
Multiple Airlines Logo
12:40 pm - 12:51 am
ADL
-
ORD
26h 41m
3 stops
Multiple Airlines Logo
7:00 pm - 11:05 am
ORD
-
ADL
25h 35m
2 stops
$2,145Multiple Airlines
Sat, Jun 13 - Sat, Jun 20
Multiple Airlines Logo
11:50 am - 12:28 am
ADL
-
ORD
27h 08m
3 stops
Multiple Airlines Logo
6:59 pm - 11:55 am
ORD
-
ADL
26h 26m
2 stops
$2,237Multiple Airlines
Sun, Jun 14 - Sun, Jun 21
Qatar Airways Logo
6:20 pm - 4:50 pm
ADL
-
ORD
37h 00m
2 stops
Qatar Airways Logo
7:20 pm - 3:30 pm
ORD
-
ADL
29h 40m
1 stop
$2,349Qatar Airways
Mon, Jul 6 - Mon, Aug 17
Air Canada Logo
8:00 pm - 10:05 pm
ADL
-
ORD
40h 35m
3 stops
Air Canada Logo
12:59 pm - 1:55 pm
ORD
-
ADL
34h 26m
3 stops
$2,403Air Canada
Booking Insights

KAYAK's insights & trends for Adelaide to Illinois flights

Get data-powered insights and trends into flights from Adelaide to Illinois to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Adelaide to Illinois?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Adelaide to Illinois departing in June.

What is the cheapest month to fly from Adelaide to Illinois?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Adelaide to Illinois, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Adelaide to Illinois is February, when tickets cost $0 (return) on average. On the other hand, the most expensive months are December and June, when the average cost of round-trip tickets is $1,426 and $1,248 respectively.

Find deals

Good to know

Low seasonMarch
Cheapest flight$1,684
Best time to beat the crowds with an average 6% drop in price.
Most popular time to fly with an average 46% increase in price.
Flight from Adelaide to Chicago

FAQs - booking Illinois flights

  • How does KAYAK find such low prices on flights from Adelaide to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Adelaide to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Adelaide to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Adelaide to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Adelaide to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Adelaide to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Adelaide to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Adelaide to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Adelaide to Illinois

Information on your arrival and departure airports

Adelaide (ADL)