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$741+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — PER
janv. 22 — janv. 291
jeu. 1/22
jeu. 1/29
1 adult, Economy
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Cheap 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 décembre 23, 2025.

This oojo deal was found by Cheapflights users on 12/22. 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.
ven. 12/263:14 pmBWI - PER
2 stops37h 46mQantas Airways
sam. 1/105:30 amPER - BWI
2 stops30h 40mQantas Airways
Deal found 12/22$2,322
This oojo deal was found by Cheapflights users on 12/22. 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.
ven. 12/263:14 pmBWI - PER
2 stops32h 11mQantas Airways
lun. 1/55:30 amPER - BWI
2 stops30h 28mQantas Airways
Deal found 12/22$3,480
This United Airlines deal was found by Cheapflights users on 12/22. 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.
mar. 12/236:30 amBWI - PER
2 stops43h 15mUnited Airlines
lun. 12/2911:45 pmPER - BWI
2 stops35h 09mUnited Airlines
Deal found 12/22$8,450
This KAYAK deal was found by Cheapflights users on 12/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/238:00 amBWI - PER
2 stops49h 20mAir New Zealand
lun. 12/296:50 pmPER - BWI
2 stops50h 27mAir New Zealand
Deal found 12/22$13,780

Find 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 décembre 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,410
(oojo)

One-way from

$741
(Kiwi.com)

Popular in

September

Cheapest in

August

Average price

$2,334
Provider with most accurate pricing for Baltimore/Washington-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Perth flights.
Search Deals
From Baltimore/Washington to Perth
Search Deals
One-way flight from Baltimore/Washington to Perth
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 décembre 23, 2025.
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

mer. 5/6

7:16 pm-11:55 pm

2 stops40h 39m

Perth

lun. 5/18

4:55 pm-6:28 am

2 stops49h 33m

$1,410

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

jeu. 5/7

7:16 pm-11:55 pm

2 stops40h 39m

Perth

lun. 5/18

1:45 pm-4:47 pm

2 stops39h 02m

$1,514

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mer. 2/4

3:41 pm-4:45 pm

2 stops36h 04m

Perth

mar. 2/10

5:45 pm-2:49 pm

2 stops34h 04m

$1,522

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mer. 2/4

3:41 pm-10:15 pm

2 stops41h 34m

Perth

mer. 2/11

11:10 pm-2:26 pm

2 stops28h 16m

$1,530

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mer. 2/4

3:41 pm-4:45 pm

2 stops36h 04m

Perth

mer. 2/11

7:10 am-11:10 pm

2 stops29h 00m

$1,606

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

jeu. 3/12

6:25 pm-4:50 pm

2 stops58h 25m

Perth

jeu. 3/19

11:50 pm-10:30 pm

2 stops34h 40m

$1,659

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

lun. 1/19

3:41 pm-12:25 pm

2 stops31h 44m

Perth

sam. 2/14

10:40 pm-6:17 pm

2 stops32h 37m

$1,749

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mer. 2/4

3:41 pm-12:05 pm

2 stops31h 24m

Perth

lun. 2/16

5:00 pm-2:30 pm

2 stops34h 30m

$1,762

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mar. 2/3

3:41 pm-12:25 pm

2 stops31h 44m

Perth

mar. 6/23

11:55 pm-6:24 pm

2 stops30h 29m

$1,812

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

jeu. 1/15

6:05 am-10:55 pm

3 stops51h 50m

$741

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 19 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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Baltimore-Perth flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

Cheapflights Insights

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

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

Find hourly flight availability from Baltimore to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated décembre 23, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 20% on flights from Baltimore to Perth by exploring options for tickets in the morning.

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 36h 04m. 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

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Alternative routes for Baltimore to Perth

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