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$1,115 Cheap flights to Illinois

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Illinois departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent flights found to popular cities in Illinois

Find flights to these popular cities in Illinois from your nearest airport.
Qantas Airways
3 Mar
SYD
21h 35m
1 stop
ORD
16 Aug
ORD
28h 15m
1 stop
SYD
Qantas Airways
20 July
SYD
23h 23m
1 stop
ORD
31 July
ORD
23h 02m
1 stop
SYD
Qantas Airways
8 Apr
SYD
21h 46m
1 stop
ORD
29 Apr
ORD
20h 45m
1 stop
SYD
Qantas Airways
20 May
SYD
21h 45m
1 stop
ORD
22 July
ORD
21h 39m
1 stop
SYD
Qantas Airways
10 Apr
SYD
21h 46m
1 stop
ORD
26 Apr
ORD
43h 50m
1 stop
SYD
Qantas Airways
6 May
SYD
21h 45m
1 stop
ORD
20 May
ORD
20h 52m
1 stop
SYD
Qantas Airways
19 Apr
SYD
21h 46m
1 stop
ORD
27 Apr
ORD
43h 50m
1 stop
SYD
Qantas Airways
6 Apr
SYD
21h 46m
1 stop
ORD
2 May
ORD
43h 50m
1 stop
SYD
Qantas Airways
6 Apr
SYD
21h 46m
1 stop
ORD
13 Apr
ORD
22h 35m
1 stop
SYD
Qantas Airways
7 Apr
SYD
23h 14m
1 stop
ORD
18 Apr
ORD
20h 45m
1 stop
SYD
Qantas Airways
1 Apr
SYD
23h 13m
1 stop
ORD
8 May
ORD
30h 36m
1 stop
SYD
Multiple Airlines
6 Mar
SYD
24h 41m
2 stops
ORD
14 Mar
ORD
20h 40m
1 stop
SYD

Find the cheapest flights from Australia to Illinois

Recent return flight deals from Australia to Illinois

These are some of the best return flight deals from Australia to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.
11:15 - 15:50SYD-ORD
21h 35m1 stop
11:50 - 07:05ORD-SYD
28h 15m1 stop
$1,115Qantas Airways
Find Deal
Mon, 3 Mar - Sat, 16 Aug
09:10 - 17:33SYD-ORD
23h 23m1 stop
17:03 - 07:05ORD-SYD
23h 02m1 stop
$1,137Qantas Airways
Find Deal
Sun, 20 Jul - Thu, 31 Jul
09:10 - 15:56SYD-ORD
21h 46m1 stop
19:20 - 07:05ORD-SYD
20h 45m1 stop
$1,148Qantas Airways
Find Deal
Tue, 8 Apr - Tue, 29 Apr
11:50 - 16:19SYD-ORD
21h 29m2 stops
20:20 - 09:00ORD-SYD
20h 40m1 stop
$1,525American Airlines
Find Deal
Thu, 6 Mar - Thu, 13 Mar
09:20 - 16:48SYD-ORD
46h 28m2 stops
10:00 - 07:20ORD-SYD
30h 20m2 stops
$1,576Air Canada
Find Deal
Tue, 6 May - Tue, 20 May
09:20 - 15:05SYD-ORD
44h 45m2 stops
15:35 - 07:20ORD-SYD
24h 45m1 stop
$1,577Air Canada
Find Deal
Tue, 6 May - Tue, 20 May
13:00 - 17:00MEL-ORD
21h 00m1 stop
15:55 - 08:30ORD-MEL
24h 35m1 stop
$1,665United Airlines
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Thu, 6 Mar - Thu, 13 Mar
09:30 - 23:00MEL-ORD
28h 30m1 stop
14:25 - 08:15ORD-MEL
26h 50m1 stop
$1,693United Airlines
Find Deal
Wed, 7 May - Sun, 18 May
09:10 - 00:40SYD-ORD
30h 30m2 stops
15:15 - 07:05ORD-SYD
24h 50m2 stops
$2,280American Airlines
Find Deal
Fri, 11 Apr - Tue, 29 Apr
10:55 - 05:08MEL-ORD
33h 13m1 stop
17:50 - 07:30ORD-MEL
22h 40m1 stop
$2,974Virgin Australia
Find Deal
Thu, 10 Apr - Fri, 11 Apr

See travel insights to Illinois from

Illinois flights insights and trends

Explore insights for your Illinois flight to craft the best travel plan

What is the cheapest day to depart on your flight to Illinois?

On average, the least expensive day to fly to Illinois from Australia is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,760. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $2,073. These prices are subject to change though, so be sure to set up a Price Alert for flights to Illinois.

Cheapest flights to cities in Illinois

Click on the cities below to find out when it's cheapest to fly to Illinois from Australia
Chicago
Chicago

Cheap Illinois flight deals and tips

Summary info about Illinois flight prices, duration and airlines

Best One-Way Price

$699

Best Round-Trip Price

$1,115

Fastest flight time

20h 01m
The best one-way flight price to Illinois from Australia in the last 72 hours is $699 (Brisbane to Chicago O'Hare Intl).
The best round-trip flight price to Illinois from Australia in the last 72 hours is $1,115 (Sydney Kingsford Smith to Chicago O'Hare Intl).
The fastest flight to Illinois from Australia takes 20h 01m (Brisbane to Chicago O'Hare Intl).

Frequently asked questions about flying to Illinois

What is the cheapest flight I can find to Illinois?

For prices as low as $45/pp, you can find flights to Illinois depending on where you are departing from. On average, flights to Illinois cost $997/pp.

What is the best airport to fly into to visit Chicago?

I plan on visiting River North. Which airport is the quickest drive?

The closest airport to River North is Chicago O'Hare Intl Airport, and would make for the quickest drive. For those interested in a secondary airport to fly into, consider looking at flights heading to Chicago Midway Airport.

What are the most popular landmarks in Illinois?

What is the weather like in Illinois?

The temperatures in Illinois range from -5 °C to 23 °C depending on the time of year. The warmest month in Illinois is July, and the coldest month in Illinois is January. Those looking for a drier month during their visit should travel during the months of January, February, or December, when rain is least likely compared to the rest of the year.

Which airlines fly to Illinois?

What is the best day of the week to fly to Illinois?

The best day of the week to fly to Illinois is Tuesday due to prices being at their lowest. Flying out on a Monday should be a backup plan since this day tends to be less expensive as well. Saturday, on the other hand, is the most expensive day to fly to Illinois.

When did momondo last update prices for flights to Illinois?

Prices for flights to Illinois refresh daily.

How many operators does momondo search for flights to Illinois?

How old do you have to be to fly to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Illinois. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to Illinois with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Illinois with this policy.

How can momondo help me find flights to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Illinois.

I’m not ready to book a flight to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Illinois and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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1 adult
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Wed 26/2
Wed 5/3

Find better results for your trip to Illinois

Popular Flights to Illinois

Popular routes according to searches in the past day on momondo

Cheapest flight routes to Illinois

These routes have the cheapest flights to Illinois found by momondo users in Australia
DepartingDestinationBest TimeBest Price
BrisbaneChicago20h 39m$1,113
SydneyChicago21h 26m$1,115
MelbourneChicago25h 10m$1,165
CoolangattaChicago24h 56m$1,485
AdelaideChicago25h 25m$1,511
BrisbaneMoline38h 39m$1,544
SydneySt. Louis21h 16m$1,670
TownsvilleChicago29h 49m$1,767
MelbourneSt. Louis22h 03m$1,772
CairnsChicago23h 06m$1,806
BrisbaneSt. Louis21h 07m$1,892
PerthChicago29h 04m$1,949
LauncestonSt. Louis27h 33m$2,929
MelbourneBloomington38h 55m$3,190
DevonportSt. Louis33h 30m$3,462