Cheap flights from Washington to Inner West

View AU$951 flight on Tue, 9 Sep. 2025Opens in a new window

Popular airlines from Washington to Inner West

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Qantas Airways

    Qantas Airways

  • Air New Zealand

    Air New Zealand

  • Korean Air

    Korean Air

  • Qatar Airways

    Qatar Airways

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Washington (WAS) to Inner West (SYD)

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
Sun, 7 Sep. - Sun, 14 Sep.
BWI
Baltimore
SYD
Sydney
AU$1,730 Return, found 13 hours ago
AU$1,730
Return
found 13 hours ago
Select Delta flight, departing Sun, 7 Sep. from Baltimore to Sydney, returning Sun, 14 Sep., priced at AU$1,730 found 13 hours ago
American Airlines
Fri, 19 Sep. - Fri, 23 Jan.
BWI
Baltimore
SYD
Sydney
AU$1,769 Return, found 4 hours ago
AU$1,769
Return
found 4 hours ago
Select American Airlines flight, departing Fri, 19 Sep. from Baltimore to Sydney, returning Fri, 23 Jan., priced at AU$1,769 found 4 hours ago
United
Sun, 7 Sep. - Sun, 14 Sep.
BWI
Baltimore
SYD
Sydney
AU$1,795 Return, found 13 hours ago
AU$1,795
Return
found 13 hours ago
Select United flight, departing Sun, 7 Sep. from Baltimore to Sydney, returning Sun, 14 Sep., priced at AU$1,795 found 13 hours ago
Delta
Fri, 19 Sep. - Fri, 23 Jan.
BWI
Baltimore
SYD
Sydney
AU$1,795 Return, found 4 hours ago
AU$1,795
Return
found 4 hours ago
Select Delta flight, departing Fri, 19 Sep. from Baltimore to Sydney, returning Fri, 23 Jan., priced at AU$1,795 found 4 hours ago
Qantas Airways
Tue, 16 Sep. - Tue, 20 Jan.
BWI
Baltimore
SYD
Sydney
AU$1,817 Return, found 4 hours ago
AU$1,817
Return
found 4 hours ago
Select Qantas Airways flight, departing Tue, 16 Sep. from Baltimore to Sydney, returning Tue, 20 Jan., priced at AU$1,817 found 4 hours ago
Air Canada
Tue, 10 Mar. - Tue, 24 Mar.
IAD
Washington
SYD
Sydney
AU$2,187 Return, found 4 days ago
AU$2,187
Return
found 4 days ago
Select Air Canada flight, departing Tue, 10 Mar. from Washington to Sydney, returning Tue, 24 Mar., priced at AU$2,187 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.