AirHint found the following cheapest one-way flights from Chicago (MDW) to Sydney (SYD) in August 2026 (see full year).
One-Way flights
| 12 Aug | Delta | ||
| 26 Aug | Delta | ||
| 28 Aug | Delta | ||
| 15 Aug | Delta | ||
| 27 Aug | Delta | ||
| 06 Aug | Delta | ||
| 29 Aug | Delta |
Also check the deals for return flights from Chicago to Sydney in August.
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