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Cheap flights from Baltimore to Australia from $655

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 18/4. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SYD
30 Mar — 6 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Baltimore to Australia

Enter your travel dates to find the best prices.

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 28 February 2026.

Sun 12/415:31
BWI
-
BNE
2 stops23h 29m
American Airlines
Sun 19/420:35
BNE
-
BWI
2 stops26h 25m
American Airlines
Deal found 26/2$1,483
Thu 5/308:31
BWI
-
BNE
1 stop31h 59m
United Airlines
Thu 19/310:40
BNE
-
BWI
1 stop20h 40m
United Airlines
Deal found 26/2$1,487
Fri 10/418:15
BWI
-
BNE
1 stop22h 15m
United Airlines
Tue 28/410:30
BNE
-
BWI
1 stop20h 43m
United Airlines
Deal found 26/2$1,495
Mon 27/418:15
BWI
-
BNE
1 stop22h 15m
United Airlines
Wed 13/510:30
BNE
-
BWI
1 stop20h 48m
United Airlines
Deal found 27/2$1,497
Sat 11/409:44
BWI
-
BNE
2 stops29h 16m
American Airlines
Sat 18/420:35
BNE
-
BWI
2 stops28h 27m
American Airlines
Deal found 25/2$1,501
Sun 26/406:05
BWI
-
BNE
1 stop34h 25m
United Airlines
Sun 17/510:30
BNE
-
BWI
1 stop20h 48m
United Airlines
Deal found 27/2$1,512
Mon 15/618:59
BWI
-
BNE
1 stop21h 31m
United Airlines
Tue 28/710:30
BNE
-
BWI
1 stop21h 27m
United Airlines
Deal found 24/2$1,513
Mon 15/618:59
BWI
-
BNE
1 stop21h 31m
United Airlines
Sun 2/810:30
BNE
-
BWI
2 stops26h 15m
United Airlines
Deal found 24/2$1,519
Tue 28/418:55
BWI
-
BNE
2 stops45h 35m
United Airlines
Fri 15/510:30
BNE
-
BWI
1 stop20h 48m
United Airlines
Deal found 27/2$1,526
Thu 30/417:45
BWI
-
BNE
2 stops46h 45m
United Airlines
Fri 15/510:30
BNE
-
BWI
2 stops26h 57m
United Airlines
Deal found 27/2$1,528
Wed 12/819:20
BWI
-
SYD
1 stop21h 35m
Qantas Airways
Tue 15/1207:00
SYD
-
BWI
2 stops23h 24m
Qantas Airways
Deal found 26/2$1,537
Fri 16/1013:27
BWI
-
SYD
1 stop26h 28m
Qantas Airways
Sat 31/1007:00
SYD
-
BWI
2 stops26h 21m
Qantas Airways
Deal found 24/2$1,539

Find flight deals from Baltimore to Australia

Keep the following information in mind while searching for Baltimore to Australia flight deals. Data was last updated 28 February 2026.

Round-trip from

$1,483

One-way from

$655

Popular in

December

Cheapest in

June

Average price

$1,761
American Airlines
  • American Airlines
  • 12/4-19/4
  • 4 total stops
  • 49h 54m total
  • Baltimore to Australia
Search Deals
18/4
  • 18/4
  • 2 total stops
  • 29h 16m total
  • Baltimore to Australia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($149 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($65 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 28 February 2026.
Use the filters below to find and compare flights from Baltimore to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Wed 29/4

18:15-06:30

1 stop22h 15m

Brisbane

Sun 17/5

10:30-17:18

1 stop20h 48m

$1,497

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Sun 12/4

18:15-06:30

1 stop22h 15m

Brisbane

Sun 19/4

10:30-22:44

2 stops26h 14m

$1,502

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Fri 1/5

06:00-06:30

2 stops34h 30m

Brisbane

Tue 12/5

10:30-17:18

1 stop20h 48m

$1,502

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Wed 19/8

18:31-06:30

1 stop21h 59m

Brisbane

Sun 30/8

10:30-17:17

1 stop20h 47m

$1,513

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sat 11/4

15:42-08:15

2 stops26h 33m

Melbourne

Sat 25/4

10:55-05:15

2 stops32h 20m

$1,585

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sat 11/4

15:42-08:15

2 stops26h 33m

Melbourne

Wed 15/4

10:55-10:02

2 stops37h 07m

$1,585

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sat 30/5

18:59-08:15

1 stop23h 16m

Melbourne

Fri 12/6

10:55-17:57

1 stop21h 02m

$1,595

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sun 17/5

18:20-08:15

1 stop23h 55m

Melbourne

Thu 4/6

10:55-00:33

2 stops27h 38m

$1,602

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sun 26/4

18:15-08:15

1 stop24h 00m

Melbourne

Fri 1/5

09:30-21:02

2 stops25h 32m

$1,602

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Wed 29/4

16:11-09:20

2 stops27h 09m

Brisbane

Sun 17/5

18:15-23:09

2 stops42h 54m

$1,648

Flights are sorted by cheapest return flights first.

Deals found on 25/2

Showing 1-10 of 60 resultsSorted by cheapest first
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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 return 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, August is the cheapest month in which you can book a flight from Baltimore to Australia (average of $190). Flying from Baltimore to Australia in May is currently the most expensive (average of $1,162). 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.

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 28 February 2026.
Read reviews from past customers who have flown with United Airlines from Baltimore to Australia. 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.
United Airlines
7.4
Good
9,363 reviews
Check prices

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,363 reviews
United Airlines
7.4
Good
9,363 reviews
Check prices

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 13.7 km from the centre of Baltimore.

  • How long is the flight from Baltimore to Australia?

    There are many flights that can get you from Baltimore to Australia in 22h 15m. Fly via American Airlines, United Airlines, or Air New Zealand to get the fastest option. There are 15257 km between Baltimore and Australia. Both multi-stop and direct flights can be found to your destination and back.

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

    Most travellers choose Baltimore/Washington - Melbourne, Baltimore/Washington - Sydney Kingsford Smith or Baltimore/Washington - Brisbane when deciding on the best route from Baltimore to Australia.

  • 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 holiday 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, August is the cheapest month in which you can book a flight from Baltimore to Australia (average of $190). Flying from Baltimore to Australia in May is currently the most expensive (average of $1,162). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Baltimore to Australia

Discover the top airline 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 647,157 searches. Data last updated 28 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$2,037Average$2,188FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Baltimore to Australia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Baltimore to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Baltimore to Australia?

Millions of users choose and trust Cheapflights to book the best flight deals from Baltimore to Australia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Baltimore to Australia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Baltimore to Australia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Baltimore to Australia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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