Cheapest return flights from Baltimore (BWI) to Sydney (SYD), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
08 Dec 22 Dec United
27 Dec 05 Jan Air New Zealand
13 Dec 21 Dec Air New Zealand
22 Dec 29 Dec Frontier Airlines
19 Dec 10 Jan Frontier Airlines
16 Dec 28 Dec jetBlue
19 Dec 09 Jan Frontier Airlines
26 Dec 09 Jan Qantas
17 Dec 25 Dec Air New Zealand
26 Dec 30 Dec Delta
18 Dec 03 Jan jetBlue
23 Dec 02 Jan Alaska Airlines
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deals for one-way flights from Baltimore to Sydney in December.

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Updated Aug 25, 2026.

About these fares

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