Flights from Chicago to Australia from USD1,825*

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Most Popular Flights from Chicago to Australia

Chicago (CHI)to

Sydney (SYD)
Jun 12, 2026 - Jun 14, 2026
Starting from
USD2,085
Viewed: 12 hours ago
Round-trip
Economy

Chicago (CHI)to

Sydney (SYD)
Jun 11, 2026 - Jun 14, 2026
Starting from
USD2,135
Viewed: 21 hours ago
Round-trip
Economy

Chicago (CHI)to

Sydney (SYD)
Jun 10, 2026 - Jun 14, 2026
Starting from
USD2,144
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Sydney (SYD)
Jun 11, 2026 - Jun 15, 2026
Starting from
USD2,146
Viewed: 21 hours ago
Round-trip
Economy

Chicago (CHI)to

Sydney (SYD)
Jun 10, 2026 - Jun 15, 2026
Starting from
USD2,155
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Sydney (SYD)
Jun 11, 2026 - Jun 16, 2026
Starting from
USD2,196
Viewed: 21 hours ago
Round-trip
Economy

Chicago (CHI)to

Sydney (SYD)
Jun 11, 2026 - Jun 17, 2026
Starting from
USD2,196
Viewed: 21 hours ago
Round-trip
Economy

Chicago (CHI)to

Sydney (SYD)
Jun 10, 2026 - Jun 17, 2026
Starting from
USD2,205
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Melbourne (MEL)
Jun 11, 2026 - Jun 14, 2026
Starting from
USD2,163
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Melbourne (MEL)
Jun 11, 2026 - Jun 15, 2026
Starting from
USD2,169
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Melbourne (MEL)
Jun 11, 2026 - Jun 13, 2026
Starting from
USD2,171
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Melbourne (MEL)
Jun 09, 2026 - Jun 14, 2026
Starting from
USD2,190
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Melbourne (MEL)
Jun 11, 2026 - Jun 16, 2026
Starting from
USD2,219
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Melbourne (MEL)
Jun 11, 2026 - Jul 02, 2026
Starting from
USD2,282
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Melbourne (MEL)
Jun 11, 2026 - Jul 01, 2026
Starting from
USD2,282
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Melbourne (MEL)
Jun 09, 2026 - Jul 02, 2026
Starting from
USD2,309
Viewed: 10 hours ago
Round-trip
Economy

Chicago (CHI)to

Brisbane (BNE)
Jun 01, 2026 - Jun 10, 2026
Starting from
USD3,169
Viewed: 2 hours ago
Round-trip
Economy

  • *Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare.
  • *All prices quoted are based on one adult Economy round-trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase.
  • *Fares are rounded up to 1 of the currency unit.
  • *Some flights may be operated by other airlines.
  • *Optional service fees may apply.
  • *Terms and conditions apply.

Chicago to Australia Flight Deals

USD
Chicago to Australia Flight Deals
From
To
Fare Type
Dates
Price
Chicago (CHI)Sydney (SYD)Round-trip
/
Economy		Jul 05, 2026 - Jul 08, 2026

Starting from

USD1,825

Viewed: 3 hours ago

Chicago (CHI)Sydney (SYD)Round-trip
/
Economy		Jul 07, 2026 - Jul 09, 2026

Starting from

USD1,846

Viewed: 10 hours ago

Chicago (CHI)Melbourne (MEL)Round-trip
/
Economy		Jul 08, 2026 - Jul 23, 2026

Starting from

USD1,906

Viewed: 10 hours ago

Chicago (CHI)Melbourne (MEL)Round-trip
/
Economy		Jul 07, 2026 - Jul 24, 2026

Starting from

USD1,906

Viewed: 9 hours ago

Chicago (ORD)Melbourne (MEL)Round-trip
/
Economy		Dec 14, 2026 - Jan 11, 2027

Starting from

USD4,248

Viewed: 11 hours ago

Chicago (ORD)Melbourne (MEL)Round-trip
/
Economy		Dec 14, 2026 - Jan 08, 2027

Starting from

USD4,348

Viewed: 11 hours ago

  • *Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare.
  • *All prices quoted are based on one adult Economy round-trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase.
  • *Fares are rounded up to 1 of the currency unit.
  • *Some flights may be operated by other airlines.
  • *Optional service fees may apply.
  • *Terms and conditions apply.