Route notes
Why this routing works
This routing keeps the long-haul transpacific flying concentrated at the start and end of the trip, with the Australia segment split between a longer stay in Sydney and a shorter second stop in Cairns. That sequencing reduces backtracking and makes the domestic positioning within Australia a simple continuation rather than a separate return leg.
At four weeks total, the timing is weighted toward one primary stop and one secondary stop: 19 nights in Sydney followed by 6 nights in Cairns. In ticketing terms, this works well as a straightforward multi-stop economy itinerary with one open sequence through Australia before the final transpacific return to Washington DC.
With departure in January, this sample falls in the Jan-Mar season and shows how a compact Australia routing can fit into a single ticket without adding extra stopovers. The sold price range on this itinerary was USD 1,508 to 2,300 in economy, based on the trip structure provided here.