HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Perth

$552+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — PER
déc. 26 — janv. 21
ven. 12/26
ven. 1/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Baltimore to Perth with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 novembre 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,569
(oojo)

One-way from

$552
(Kiwi.com)

Popular in

September

Cheapest in

March

Average price

$2,125
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. 6% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 novembre 26, 2025.

This Priceline deal was found by Cheapflights users on 11/26. 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.
lun. 12/13:07 pmBWI - PER
2 stops37h 13mQantas Airways
lun. 12/85:30 amPER - BWI
2 stops28h 47mQantas Airways
Deal found 11/26$2,224
This FlightHub deal was found by Cheapflights users on 11/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/253:07 pmBWI - PER
2 stops33h 03mQantas Airways
mar. 12/210:45 pmPER - BWI
2 stops35h 32mQantas Airways
Deal found 11/24$2,332
This oojo deal was found by Cheapflights users on 11/25. 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.
mar. 12/233:14 pmBWI - PER
2 stops38h 01mQantas Airways
mar. 12/306:15 amPER - BWI
2 stops45h 06mQantas Airways
Deal found 11/25$2,821
This Qantas Airways deal was found by Cheapflights users on 11/26. 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.
ven. 12/123:16 pmBWI - PER
2 stops43h 34mQantas Airways
sam. 12/2710:40 pmPER - BWI
2 stops28h 41mQantas Airways
Deal found 11/26$3,256
This Qantas Airways deal was found by Cheapflights users on 11/26. 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.
ven. 12/123:16 pmBWI - PER
2 stops43h 34mQantas Airways
jeu. 12/255:45 pmPER - BWI
2 stops33h 36mQantas Airways
Deal found 11/26$3,286
This Qantas Airways deal was found by Cheapflights users on 11/26. 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.
ven. 12/123:16 pmBWI - PER
2 stops40h 59mQantas Airways
mar. 12/235:45 pmPER - BWI
2 stops33h 36mQantas Airways
Deal found 11/26$3,316
This United Airlines deal was found by Cheapflights users on 11/25. 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. 12/2310:44 amBWI - PER
3 stops35h 36mUnited Airlines
mar. 12/3011:45 pmPER - BWI
2 stops42h 29mUnited Airlines
Deal found 11/25$3,370
This Qantas Airways deal was found by Cheapflights users on 11/26. 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.
ven. 12/123:16 pmBWI - PER
2 stops40h 59mQantas Airways
lun. 12/225:45 pmPER - BWI
2 stops42h 13mQantas Airways
Deal found 11/26$3,475
This Qantas Airways deal was found by Cheapflights users on 11/26. 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.
jeu. 12/113:17 pmBWI - PER
2 stops40h 58mQantas Airways
sam. 12/2710:40 pmPER - BWI
2 stops37h 18mQantas Airways
Deal found 11/26$3,516
This Qantas Airways deal was found by Cheapflights users on 11/26. 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.
jeu. 12/113:17 pmBWI - PER
2 stops37h 58mQantas Airways
jeu. 12/2510:40 pmPER - BWI
2 stops28h 41mQantas Airways
Deal found 11/26$3,546
This oojo deal was found by Cheapflights users on 11/26. 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.
sam. 12/206:30 amBWI - PER
2 stops45h 20mAir New Zealand
mer. 12/313:20 pmPER - BWI
2 stops43h 34mAir New Zealand
Deal found 11/26$3,558
This Qantas Airways deal was found by Cheapflights users on 11/26. 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.
dim. 12/213:14 pmBWI - PER
2 stops43h 36mQantas Airways
jeu. 1/15:00 amPER - BWI
2 stops30h 56mQantas Airways
Deal found 11/26$3,572

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 novembre 26, 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

dim. 4/5

6:18 pm-2:40 pm

2 stops32h 22m

Perth

mar. 4/14

1:45 pm-5:07 pm

2 stops39h 22m

$1,569

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mer. 1/28

3:41 pm-9:15 pm

2 stops40h 34m

Perth

sam. 2/28

10:40 pm-6:17 pm

2 stops32h 37m

$1,570

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

dim. 5/10

7:08 pm-1:35 pm

2 stops30h 27m

Perth

sam. 5/23

6:20 am-10:36 pm

2 stops28h 16m

$1,594

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

sam. 5/9

3:37 pm-8:50 am

2 stops29h 13m

Perth

jeu. 5/21

11:55 pm-6:24 pm

2 stops30h 29m

$1,594

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mer. 1/21

3:41 pm-4:45 pm

2 stops36h 04m

Perth

sam. 2/21

5:30 am-10:57 pm

2 stops30h 27m

$1,619

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mar. 2/10

3:41 pm-10:10 am

2 stops53h 29m

Perth

ven. 2/20

10:45 pm-10:59 pm

2 stops37h 14m

$1,624

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mar. 1/20

3:41 pm-1:10 pm

2 stops32h 29m

Perth

jeu. 2/19

10:40 pm-2:29 pm

2 stops28h 49m

$1,637

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

dim. 1/18

3:41 pm-12:25 pm

2 stops31h 44m

Perth

mar. 2/17

5:45 pm-2:29 pm

2 stops33h 44m

$1,637

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

sam. 1/17

3:41 pm-12:25 pm

2 stops31h 44m

Perth

jeu. 2/19

10:40 pm-2:29 pm

2 stops28h 49m

$1,637

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

mar. 1/20

3:41 pm-1:10 pm

2 stops32h 29m

Perth

mar. 2/17

10:40 pm-2:29 pm

2 stops28h 49m

$1,637

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 21 results
1
2
3

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 November.
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 novembre 26, 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 Singapore Airlines and Qantas Airways fly from Baltimore to Perth in about 32h 22m. The time it takes to get you to your destination can typically vary by up to 8h 12m. The distance between Baltimore and Perth is about 11562 mi. This flight may include one or multiple stops.

  • 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

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

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
Dulles Intl to Perth flights
Philadelphia to Perth flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.