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Cheap Business Class flights to Chicago

SYD — CHI
18 May — 25 May1
1 adult
1 adult, Business, 0 bags

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Cheap business class flights to Chicago in 2026

Find the latest flights to Chicago in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data were last updated on 18 April 2026.

Top Rated Airline

Japan Airlines

No. of Airlines

3

Arrival airport

Chicago O'Hare Intl Airport
Most popular airline to fly business class with to Chicago in the past 7 days
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Cheapest business class flights to Chicago
Explore the most affordable business class flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 18 April 2026.

Thu 27/811:45
SYD
-
ORD
2 stops32h 00m
ANA
Sun 13/917:45
ORD
-
SYD
1 stop34h 25m
ANA
Deal found 17/4$5,957
Wed 26/811:45
SYD
-
ORD
2 stops47h 37m
ANA
Sat 12/917:45
ORD
-
SYD
1 stop34h 25m
ANA
Deal found 15/4$6,283
Mon 28/911:45
SYD
-
ORD
1 stop35h 55m
ANA
Tue 13/1020:00
ORD
-
SYD
2 stops32h 10m
ANA
Deal found 13/4$6,836
Mon 28/907:40
SYD
-
ORD
1 stop45h 15m
Multiple Airlines
Tue 13/1016:15
ORD
-
SYD
2 stops33h 10m
Multiple Airlines
Deal found 14/4$7,851
Thu 10/911:45
SYD
-
ORD
2 stops47h 56m
ANA
Wed 30/917:45
ORD
-
SYD
1 stop24h 40m
ANA
Deal found 13/4$7,927
Thu 2/707:40
SYD
-
ORD
1 stop45h 40m
Cathay Pacific
Thu 6/816:00
ORD
-
SYD
1 stop28h 45m
Cathay Pacific
Deal found 14/4$7,936

Travel insights for business class flights from Australia to Chicago

Get recent, data-driven insights about business class flights from Australia to Chicago including ideal travel times, pricing trends, and more.

What is the cheapest month to book a Business Class flight from Australia to Chicago?

Currently, November is the cheapest month in which you can book a Business Class flight from Australia to Chicago (average of $5,234). Flying from Australia to Chicago in March is currently the most expensive (average of $10,045). 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.

Rainfall in Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, 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).

Frequently asked questions about Chicago business class tickets

Find answers to common questions related to business class tickets for flights to Chicago. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on 18 April 2026.

  • What is the cheapest month to book a Business Class flight from Australia to Chicago?

    Currently, November is the cheapest month in which you can book a Business Class flight from Australia to Chicago (average of $5,234). Flying from Australia to Chicago in March is currently the most expensive (average of $10,045). 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.

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