AirHint found the following cheapest return flights from Washington (DCA) to Sydney (SYD) in March 2026 (see full year).
Return flights
| 06 Mar - 13 Mar | Qantas | ||
| 05 Mar - 12 Mar | Qantas | ||
| 14 Mar - 30 Mar | Alaska Airlines | ||
| 20 Mar - 28 Mar | Hawaiian Airlines | ||
| 25 Mar - 23 Apr | Qantas | ||
| 25 Mar - 01 Apr | Delta | ||
| 28 Mar - 06 Apr | United |
Also check the deals for one-way flights from Washington to Sydney in March.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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