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$1,702+ Cheap flights from Baltimore (BWI) to Sydney, NS (YQY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YQY
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Cheap flight deals from Baltimore to Sydney

Cheapest flights from Baltimore to Sydney
Explore the most affordable flight options available from Baltimore to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This United deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:05 am
BWI
-
YQY
2 stops17h 07m
Multiple Airlines
Sun 8/165:05 am
YQY
-
BWI
2 stops30h 04m
Multiple Airlines
Deal found 7/27$1,702

Find flight deals from Baltimore to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Sydney (YQY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,702
(United)
Provider with most accurate pricing for Baltimore/Washington-Sydney flight deals.
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Provider most trusted by Cheapflights users for Baltimore/Washington-Sydney flights.
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From Baltimore/Washington to Sydney
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2026.
Use the filters below to find and compare flights from Baltimore to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BaltimoreSydney

BWI - YQY

BWIYQY

Baltimore/Washington

Wed 8/12

6:05 am-12:12 am

2 stops17h 07m

Sydney

Sun 8/16

5:05 am-10:09 am

2 stops30h 04m

$1,702

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Baltimore-Sydney, Nova Scotia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Sydney, Nova Scotia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Sydney, Nova Scotia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Sydney, Nova Scotia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Sydney, Nova Scotia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Baltimore to Sydney that include hotel bookings?

    Yes. In addition to deals on Baltimore to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Sydney.

  • Can I find deals for business class flights from Baltimore to Sydney?

    Yes. Cheapflights offers flight deals from Baltimore to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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