To Adelaide

Cheap Flights from Chicago to Adelaide

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Deals from

Chicago

RatePunk searches hundreds of travel sites at once for deals on flights to Adelaide

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Chicago to Adelaide

Explore current cheapest deals departing from Chicago to Adelaide

Round trip

Sort by: Cheapest

July 27 - August 8

Cheapest

Earliest

ORD - Adelaide

$1,393

$1,075

Round trip

July 28 - August 8

Best

ORD - Adelaide

$1,401

$1,097

Round trip

August 10 - August 20

ORD - Adelaide

$1,329

$1,104

Round trip

July 27 - August 20

Earliest

ORD - Adelaide

$1,409

$1,104

Round trip

August 11 - August 20

ORD - Adelaide

$1,343

$1,114

Round trip

July 27 - August 3

Earliest

ORD - Adelaide

$1,422

$1,117

Round trip

July 27 - August 6

Earliest

ORD - Adelaide

$1,404

$1,117

Round trip

July 28 - August 20

Best

ORD - Adelaide

$1,416

$1,126

Round trip

September 1 - September 7

ORD - Adelaide

$1,391

$1,126

Round trip

August 11 - August 27

ORD - Adelaide

$1,333

$1,127

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Chicago to Adelaide

A typical journey from Chicago to Adelaide takes about 31h 33m, including connections. Given the significant distance, itineraries for this route almost always involve multiple stops. Travelers should anticipate a substantial amount of time in transit when planning their trip between these two cities.

For those seeking cheap flights from Chicago to Adelaide, the fares right now are below the typical level. Prices for this route typically range from $631–$1022, with a median of $805. Currently, about 40% of recent fares are classified as a good price, indicating some favorable opportunities for travelers.

When is the cheapest time to fly from Chicago to Adelaide? You'll find the most affordable fares in April, with a median price of $543. May also offers competitive prices, with a median of $805. In contrast, January tends to be more expensive, with a median fare of $1022.

There are no direct flights from Chicago to Adelaide. Instead, most itineraries connect at least once, with the typical journey involving 2 stopovers. This means travelers should factor in layover times and potential transfers when planning their trip to Adelaide.

The route from Chicago to Adelaide covers a substantial distance of 15,948 km. This classifies it as a long-haul journey, underscoring the need for careful planning and consideration of travel time and connections.

How much is a round trip from Chicago to Adelaide

Regular price: $1,210 - $2,149

Prices for flights from Chicago to Adelaide are currently below the regular range.

The typical price range for this route is between $1210 and $2149. The current lowest deal is $1075 with Frontier Airlines, for travel from Jul 27-Aug 8.

now $1,075

Low $1,210

High $2,149

The cheapest time to fly from Chicago to Adelaide

The cheapest month to fly from Chicago to Adelaide is April, with a median price of $543. The most expensive month is January, with a median price of $1022. Prices are generally lower from April to May.

April

Cheapest

Flights from $543

January

Most Expensive

Flights from $1,022

Jan

Apr

May

Direct flights from Chicago to Adelaide

Fiji Airways

Frontier Airlines

Qatar Airways

Alaska Airlines, Inc.

Last-minute flights going from Chicago to Adelaide

Mon, Jun 22

⌛ Last-Minute

ORD - Adelaide

Chicago (ORD) - Adelaide (ADL)

Air New Zealand

$1,634

$2,595

One-way

Tue, Jun 23

⌛ Last-Minute

ORD - Adelaide

Chicago (ORD) - Adelaide (ADL)

Qatar Airways

$1,616

$3,542

One-way

Wed, Jul 1

⌛ Last-Minute

ORD - Adelaide

Chicago (ORD) - Adelaide (ADL)

United Airlines

$1,586

$2,431

One-way

Sat, Jul 4

⌛ Last-Minute

MDW - Adelaide

Chicago (MDW) - Adelaide (ADL)

Frontier Airlines, Fiji Airways

$1,613

$1,289

One-way

Tue, Jul 7

⌛ Last-Minute

MDW - Adelaide

Chicago (MDW) - Adelaide (ADL)

Frontier Airlines, Fiji Airways

$1,608

$1,293

One-way

Tue, Jul 7

⌛ Last-Minute

MDW - Adelaide

Chicago (MDW) - Adelaide (ADL)

Frontier Airlines, Fiji Airways

$1,608

$1,293

One-way

Biggest price drops on these dates for flights from Chicago to Adelaide

18 nights

Jul 21 - Aug 8

$1,600 → $1,198

25%

30 nights

Jul 21 - Aug 20

$1,587 → $1,227

23%

11 nights

Jul 28 - Aug 8

$1,572 → $1,217

23%

16 nights

Jul 21 - Aug 6

$1,586 → $1,240

22%

Popular Airports to fly from Chicago to Adelaide

Chicago - Adelaide route insights

💸 Price insights

Recent fares below the typical level

Recent fares are below the typical level, with 40% of deals considered good prices.

📅 Best time to fly

April offers the lowest median price

Historically, April is the cheapest month to fly to Adelaide, with a median price of $543.

⏱️ Flight duration

Typically 31h 33m with 2 stopovers

Flights from Chicago to Adelaide typically take 31h 33m, with a median of 2 stopovers.

✈️ Airlines & availability

Connecting flights dominant for this route

This route is connecting-dominant; direct flights are not typically available from Chicago to Adelaide.

🏆 Airline highlight

Fiji Airways and Frontier Airlines offer many deals

Fiji Airways and Frontier Airlines historically offer the most deals for flights on this route.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Chicago to Adelaide are rare, occurring on average 0.03 times per day.

Chicago main airports to depart from

O Hare International (ORD)

Cheapest

O'Hare International Airport offers flights to Adelaide, providing a convenient departure option for your journey.

📍 ~25 km from Chicago city center (reachable by car or train)

💸 Flights from ~$1075

Chicago Midway International (MDW)

Chicago Midway International Airport is an alternative departure point for flights to Adelaide.

📍 ~15 km from Chicago city center (reachable by car or train)

💸 Flights from ~$1261

Chicago Rockford International (RFD)

Chicago Rockford International Airport is another option for flights from the Chicago area to Adelaide.

📍 ~120 km from Chicago city center (reachable by car)

💸 Flights from ~$1905

Adelaide main airports to arrive at

Adelaide (ADL)

Cheapest

Adelaide Airport is a convenient arrival point for flights from Chicago to Adelaide.

📍 ~7 km from city center (reachable by car)

💸 Flights from ~$1075

Airports nearby Adelaide used as alternative

Melbourne (MEL)

Cheapest

Melbourne Airport is a major international hub with an extensive flight network, useful when Adelaide options are limited.

📍 ~650 km from Adelaide (reachable by car or domestic flight)

💸 Flights from ~$1112

Avalon (AVV)

Avalon Airport is a secondary airport for the Melbourne region, often offering lower-cost domestic fares.

📍 ~600 km from Adelaide (reachable by car)

💸 Flights from ~$1158

Mildura (MQL)

Mildura Airport is the closest significant regional airport with reliable connections to Melbourne and Sydney.

📍 ~390 km from Adelaide (reachable by car)

💸 Flights from ~$1635

Mount Gambier (MGB)

Mount Gambier Airport is the primary regional airport for the Limestone Coast, with links to Adelaide and Melbourne.

📍 ~430 km from Adelaide (reachable by car)

💸 Flights from ~$1384

Whyalla (WYA)

Whyalla Airport is geographically one of the closer mainland alternatives to Adelaide for regional hops.

📍 ~230 km from Adelaide (reachable by car)

💸 Flights from ~$1415

Business & First Class Flight Deals to Adelaide

Adelaide, Australia

68% AI deal score

$14,933

Frequently Asked Questions About Flights to Adelaide

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking platforms can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance is often recommended for international flights, as prices may increase closer to the departure date. However, sometimes last-minute deals can appear. Monitoring price trends can help you decide on an optimal booking time.

Comparing nearby airports at both your origin and destination can sometimes lead to more economical flight options. Flights from or to smaller airports may occasionally offer different pricing. It's worth checking if the savings outweigh any additional travel time to these airports.

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