Cheapest return DCA–SYD flights, June

AirHint found the following cheapest return flights from Washington (DCA) to Sydney (SYD) in June 2026 (see full year).

Return flights

03 Jun - 10 Jun Frontier Airlines
23 Jun - 30 Jun United
17 Jun - 24 Jun Air New Zealand
13 Jun - 21 Jun United
01 Jun - 07 Jun Air Canada
19 Jun - 27 Jun Qantas
15 Jun - 01 Jul Air Canada
25 Jun - 05 Jul British Airways

Also check the deals for one-way flights from Washington to Sydney in June.

Powered by

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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney

Feel free to contact us with any feedback or request another flight research.