AirHint found the following cheapest return flights from Washington (DCA) to Sydney (SYD) in February 2026 (see full year).
Return flights
| 04 Feb - 11 Feb | Alaska Airlines | ||
| 07 Feb - 14 Feb | Qantas | ||
| 14 Feb - 21 Feb | Qantas | ||
| 01 Feb - 06 Feb | Frontier Airlines |
Also check the deals for one-way flights from Washington to Sydney in February.
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