Cheap flights from Washington to Eastern Australia

View AU$893 flight on Fri, 14 Nov. 2025Opens in a new window

Popular airlines from Washington to Eastern Australia

  • United

    United

  • American Airlines

    American Airlines

  • Qantas Airways

    Qantas Airways

  • Delta

    Delta

  • Air New Zealand

    Air New Zealand

  • Qatar Airways

    Qatar Airways

  • Cathay Pacific

    Cathay Pacific

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Cheap Flights from Washington (WAS) to Eastern Australia (MEL)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 10 Sep. - Wed, 17 Sep.
BWI
Baltimore
SYD
Sydney
AU$1,719 Return, found 10 hours ago
AU$1,719
Return
found 10 hours ago
Select Delta flight, departing Wed, 10 Sep. from Baltimore to Sydney, returning Wed, 17 Sep., priced at AU$1,719 found 10 hours ago
Qantas Airways
Mon, 1 Sep. - Wed, 1 Oct.
BWI
Baltimore
AVV
Melbourne
AU$1,949 Return, found 15 hours ago
AU$1,949
Return
found 15 hours ago
Select Qantas Airways flight, departing Mon, 1 Sep. from Baltimore to Melbourne, returning Wed, 1 Oct., priced at AU$1,949 found 15 hours ago
United
Fri, 5 Sep. - Wed, 26 Nov.
BWI
Baltimore
BNE
Brisbane
AU$2,029 Return, found 5 days ago
AU$2,029
Return
found 5 days ago
Select United flight, departing Fri, 5 Sep. from Baltimore to Brisbane, returning Wed, 26 Nov., priced at AU$2,029 found 5 days ago
American Airlines
Tue, 4 Nov. - Thu, 20 Nov.
IAD
Washington
SYD
Sydney
AU$2,029 Return, found 2 days ago
AU$2,029
Return
found 2 days ago
Select American Airlines flight, departing Tue, 4 Nov. from Washington to Sydney, returning Thu, 20 Nov., priced at AU$2,029 found 2 days ago
Qantas Airways
Mon, 1 Sep. - Wed, 1 Oct.
BWI
Baltimore
MEL
Melbourne
AU$2,040 Return, found 15 hours ago
AU$2,040
Return
found 15 hours ago
Select Qantas Airways flight, departing Mon, 1 Sep. from Baltimore to Melbourne, returning Wed, 1 Oct., priced at AU$2,040 found 15 hours ago
Air Canada
Sun, 21 Sep. - Sun, 25 Jan.
DCA
Washington
SYD
Sydney
AU$2,195 Return, found 4 days ago
AU$2,195
Return
found 4 days ago
Select Air Canada flight, departing Sun, 21 Sep. from Washington to Sydney, returning Sun, 25 Jan., priced at AU$2,195 found 4 days ago

Find the cheapest month to fly from Washington (WAS) to Sydney (SYD)

February is typically the cheapest month to fly

From AU$1,275 - AU$2,390 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.