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$479+ Cheap flights from Baltimore (BWI) to Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SYD
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Baltimore to Australia

Keep the following information in mind while searching for Baltimore to Australia flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,154
(Mytrip)

One-way from

$479
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$931
Provider with most accurate pricing for Washington, D.C. (WAS)-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Sydney Kingsford Smith flights.
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From Baltimore/Washington to Australia
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One-way flight from Baltimore/Washington to Australia
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Highest demand for flights based on searches. 20% potential increase in price ($319 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Baltimore to Australia

Cheapest flights from Baltimore to Australia
Explore the most affordable flight options available from Baltimore to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/912:12 pmBWI - SYD
3 stops33h 33mMultiple Airlines
Wed 8/137:45 pmSYD - BWI
3 stops42h 14mMultiple Airlines
Deal found 4/29$1,147
This StudentUniverse deal was found by Cheapflights users on 4/28. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/242:54 pmBWI - SYD
2 stops27h 51mAir New Zealand
Wed 9/311:50 amSYD - BWI
2 stops24h 55mAir New Zealand
Deal found 4/28$1,218
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/307:40 pmBWI - BNE
2 stops45h 05mDelta
Wed 12/1010:45 amBNE - BWI
2 stops27h 11mDelta
Deal found 4/29$1,323
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:28 pmBWI - MEL
2 stops48h 22mAir New Zealand
Tue 11/115:00 pmMEL - BWI
2 stops54h 00mAir New Zealand
Deal found 4/28$1,376
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/295:55 amBWI - CNS
3 stops39h 30mMultiple Airlines
Tue 5/612:25 pmCNS - BWI
3 stops40h 08mMultiple Airlines
Deal found 4/28$1,388
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/225:57 pmBWI - MEL
3 stops27h 58mMultiple Airlines
Sun 7/612:55 pmMEL - BWI
3 stops30h 48mMultiple Airlines
Deal found 4/29$1,403
This United Airlines deal was found by Cheapflights users on 4/27. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/97:00 pmBWI - SYD
1 stop21h 55mUnited Airlines
Tue 6/249:30 amSYD - BWI
1 stop21h 24mUnited Airlines
Deal found 4/27$1,447
This Delta deal was found by Cheapflights users on 4/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/114:45 pmBWI - SYD
2 stops23h 50mDelta
Tue 6/249:25 amSYD - BWI
2 stops27h 18mDelta
Deal found 4/27$1,461
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/912:55 pmBWI - BNE
2 stops28h 50mAir New Zealand
Sat 10/186:35 pmBNE - BWI
2 stops37h 47mAir New Zealand
Deal found 4/29$1,469
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:30 amBWI - SYD
2 stops45h 15mAlaska Airlines
Tue 11/49:40 pmSYD - BWI
2 stops24h 05mAlaska Airlines
Deal found 4/28$1,483
This Flighttix deal was found by Cheapflights users on 4/29. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/113:19 pmBWI - SYD
2 stops26h 11mBritish Airways
Wed 6/189:10 amSYD - BWI
2 stops23h 40mBritish Airways
Deal found 4/29$1,500
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:38 pmBWI - MEL
1 stop25h 22mQantas Airways
Wed 9/33:05 pmMEL - BWI
1 stop21h 34mQantas Airways
Deal found 4/28$1,530

Cheapflights Fare Finder

Customize your flight search to find flights from Baltimore to Australia 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 April 29, 2025.
Use the filters below to find and compare flights from Baltimore to Australia that are best for you.

Fly from

Baltimore

Fly to

Australia

Route

Depart

Return

Price

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 6/2

7:17 am-7:20 am

3 stops34h 03m

Sydney Kingsford Smith

Mon 6/9

3:10 pm-10:48 pm

3 stops45h 38m

$1,154

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 7/28

8:55 am-8:45 am

2 stops33h 50m

Sydney Kingsford Smith

Sat 8/9

11:50 am-8:07 am

2 stops34h 17m

$1,263

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Thu 7/24

2:54 pm-10:50 am

2 stops29h 56m

Melbourne

Sun 8/3

12:05 pm-5:28 am

2 stops31h 23m

$1,378

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sun 6/22

5:57 pm-11:55 am

3 stops27h 58m

Melbourne

Sun 7/6

12:55 pm-5:43 am

3 stops30h 48m

$1,403

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 6/9

7:00 pm-6:55 am

1 stop21h 55m

Sydney Kingsford Smith

Tue 6/24

9:30 am-4:54 pm

1 stop21h 24m

$1,447

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 6/11

4:45 pm-6:35 am

2 stops23h 50m

Sydney Kingsford Smith

Tue 6/24

9:25 am-10:43 pm

2 stops27h 18m

$1,461

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Thu 10/9

12:55 pm-7:45 am

2 stops28h 50m

Brisbane

Sat 10/18

6:35 pm-6:22 pm

2 stops37h 47m

$1,469

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 5/27

7:05 pm-7:45 pm

2 stops34h 40m

Sydney Kingsford Smith

Tue 6/3

9:40 pm-6:05 pm

2 stops34h 25m

$1,493

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 6/11

3:19 pm-7:30 am

2 stops26h 11m

Sydney Kingsford Smith

Wed 6/18

9:10 am-6:50 pm

2 stops23h 40m

$1,500

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Mon 6/23

8:55 am-8:15 am

1 stop33h 20m

Melbourne

Wed 7/16

9:30 am-4:55 pm

1 stop21h 25m

$1,546

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 60 results
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Best time to book a flight from Baltimore to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia 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.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Australia

What is the cheapest month to book a flight from Baltimore to Australia?

Currently, March is the cheapest month in which you can book a flight from Baltimore to Australia (average of $1,043). Flying from Baltimore to Australia in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BWI to AU?

Find hourly flight availability from Baltimore to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to Australia as you normally would.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated April 29, 2025.
Get a feel of what it's like to fly with Japan Airlines, ANA and Singapore Airlines from Baltimore to Australia by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,459 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Crew

8.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,459 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Crew

8.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
ANA
8.3
Very good
852 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Crew

8.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Singapore Airlines
8.1
Very good
1,292 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Crew

8.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Emirates
8.0
Very good
3,215 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Crew

8.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Delta
8.0
Very good
7,936 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Crew

8.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

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

  • What airport do you fly from for flights from Baltimore to Australia?

    If you book a flight to Australia from Baltimore, you will be flying from Baltimore/Washington, which is the city’s only airport. Baltimore/Washington (BWI) is located 8.5 mi from the center of Baltimore.

  • What are the cheapest airlines to fly from Baltimore to Australia one-way?

    One-way options have recently been found by users for as low as $743 on Qantas Airways. Other airlines that offer cheap prices include United Airlines from $794 and Delta from $798 one-way.

  • What are the most popular routes from Baltimore to Australia?

    The most popular flight routes from Baltimore to Australia are Baltimore/Washington - Sydney Kingsford Smith, Baltimore/Washington - Melbourne and Baltimore/Washington - Brisbane.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Baltimore to Australia?

    Currently, March is the cheapest month in which you can book a flight from Baltimore to Australia (average of $1,043). Flying from Baltimore to Australia in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Baltimore to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Baltimore to Australia

Discover the top 5 airlines that operate flights from Baltimore to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$600Average$1,309FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$962Average$1,781FlexibilityNo cancel feeOn-time74%
DeltaCheapest$1,081Average$1,621FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,165Average$1,645FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$1,277Average$1,749FlexibilityNo cancel feeOn-time78%

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