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Perth

$638+ Cheap flights from Baltimore (BWI) to Perth (PER)

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — PER
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap flight deals from Baltimore to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Perth (PER). 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 January 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,508
(oojo)

One-way from

$638
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$1,557
Provider with most accurate pricing for Baltimore/Washington-Perth flight deals.
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Provider most trusted by Cheapflights users for Baltimore/Washington-Perth flights.
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From Baltimore/Washington to Perth
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One-way flight from Baltimore/Washington to Perth
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Highest demand for flights based on searches. 7% potential increase in price ($152 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Baltimore to Perth

Cheapest flights from Baltimore to Perth
Explore the most affordable flight options available from Baltimore to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 6, 2026.

This oojo deal was found by Cheapflights users on 1/5. 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.
Thu 2/196:46 pmBWI - PER
2 stops45h 39mMultiple Airlines
Thu 2/261:50 pmPER - BWI
2 stops40h 56mMultiple Airlines
Deal found 1/5$1,508
This oojo deal was found by Cheapflights users on 1/3. 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.
Sun 5/105:50 pmBWI - PER
2 stops32h 50mSingapore Airlines
Mon 5/181:45 pmPER - BWI
2 stops39h 02mSingapore Airlines
Deal found 1/3$1,533
This oojo deal was found by Cheapflights users on 1/5. 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.
Mon 2/236:46 pmBWI - PER
2 stops45h 39mMultiple Airlines
Fri 2/275:05 pmPER - BWI
2 stops37h 41mMultiple Airlines
Deal found 1/5$1,634
This oojo deal was found by Cheapflights users on 1/6. 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.
Thu 3/1212:40 pmBWI - PER
2 stops45h 40mAir New Zealand
Thu 3/1911:50 pmPER - BWI
2 stops43h 29mAir New Zealand
Deal found 1/6$1,637
This oojo deal was found by Cheapflights users on 1/5. 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.
Mon 2/166:46 pmBWI - PER
2 stops40h 09mMultiple Airlines
Thu 2/191:50 pmPER - BWI
2 stops40h 56mMultiple Airlines
Deal found 1/5$1,688
This Priceline deal was found by Cheapflights users on 1/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/203:21 pmBWI - PER
2 stops37h 54mQantas Airways
Fri 2/277:10 amPER - BWI
2 stops28h 49mQantas Airways
Deal found 1/6$1,699
This oojo deal was found by Cheapflights users on 1/4. 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.
Mon 2/96:30 amBWI - PER
2 stops45h 20mAir New Zealand
Sat 2/1411:50 pmPER - BWI
2 stops43h 44mAir New Zealand
Deal found 1/4$1,741
This oojo deal was found by Cheapflights users on 1/6. 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.
Fri 2/206:46 pmBWI - PER
2 stops45h 39mMultiple Airlines
Thu 2/261:15 amPER - BWI
3 stops42h 19mMultiple Airlines
Deal found 1/6$1,785
This oojo deal was found by Cheapflights users on 1/5. 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.
Thu 3/123:21 pmBWI - PER
2 stops32h 44mQantas Airways
Thu 3/1910:45 pmPER - BWI
2 stops36h 14mQantas Airways
Deal found 1/5$1,790
This Qantas Airways deal was found by Cheapflights users on 1/3. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/23:21 pmBWI - PER
2 stops31h 44mMultiple Airlines
Tue 3/1010:40 pmPER - BWI
2 stops27h 50mMultiple Airlines
Deal found 1/3$1,792
This oojo deal was found by Cheapflights users on 1/5. 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.
Thu 5/287:13 pmBWI - PER
2 stops30h 22mQantas Airways
Fri 6/511:45 pmPER - BWI
2 stops36h 06mQantas Airways
Deal found 1/5$1,803

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Perth 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 January 6, 2026.
Use the filters below to find and compare flights from Baltimore to Perth that are best for you.

Fly from

Baltimore

Fly to

Perth

Route

Depart

Return

Price

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Thu 2/19

6:46 pm-5:25 am

2 stops45h 39m

Perth

Thu 2/26

1:50 pm-5:46 pm

2 stops40h 56m

$1,508

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Mon 2/23

6:46 pm-5:25 am

2 stops45h 39m

Perth

Fri 2/27

5:05 pm-5:46 pm

2 stops37h 41m

$1,634

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Mon 2/16

6:46 pm-11:55 pm

2 stops40h 09m

Perth

Thu 2/19

1:50 pm-5:46 pm

2 stops40h 56m

$1,688

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Fri 2/20

3:21 pm-6:15 pm

2 stops37h 54m

Perth

Fri 2/27

7:10 am-10:59 pm

2 stops28h 49m

$1,699

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Mon 2/9

6:30 am-4:50 pm

2 stops45h 20m

Perth

Sat 2/14

11:50 pm-6:34 am

2 stops43h 44m

$1,741

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Thu 2/19

3:21 pm-4:45 pm

2 stops36h 24m

Perth

Thu 2/26

10:45 pm-10:59 pm

2 stops37h 14m

$1,746

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Fri 2/20

6:46 pm-5:25 am

2 stops45h 39m

Perth

Thu 2/26

1:15 am-6:34 am

3 stops42h 19m

$1,785

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Thu 3/12

3:21 pm-12:05 pm

2 stops32h 44m

Perth

Thu 3/19

10:45 pm-10:59 pm

2 stops36h 14m

$1,790

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Thu 5/28

7:13 pm-1:35 pm

2 stops30h 22m

Perth

Fri 6/5

11:45 pm-11:51 pm

2 stops36h 06m

$1,803

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Mon 2/16

6:00 am-4:50 pm

2 stops45h 50m

Perth

Thu 2/19

10:45 pm-10:30 pm

3 stops36h 45m

$1,809

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 21 results
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Compare providers for flights from Baltimore to Perth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Perth in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Perth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Perth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Perth flights, Cheapflights users trust Expedia the most. Expedia 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-Perth 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 Perth

Have a flexible travel schedule? Discover the best time to fly to Perth 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 Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Baltimore to Perth?

    Airlines like Qantas Airways fly from Baltimore to Perth in about 37h 54m. The time it takes to get you to your destination can typically vary by up to . The distance between Baltimore and Perth is about 11562 mi.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Fremantle
Rottnest Island
Scarborough

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Baltimore to Perth

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Perth flights
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