HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Perth

$715+ 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — PER
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
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 March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,641
(Mytrip)

One-way from

$715
(Kiwi.com)

Popular in

October

Cheapest in

March

Average price

$1,222
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. 11% potential increase in price ($228 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 21, 2025.

This Mytrip deal was found by Cheapflights users on 3/20. 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 5/46:50 pmBWI - PER
3 stops35h 50mMultiple Airlines
Sun 5/112:50 pmPER - BWI
3 stops40h 49mMultiple Airlines
Deal found 3/20$1,641
This KAYAK deal was found by Cheapflights users on 3/20. 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.
Sun 6/158:55 amBWI - PER
2 stops43h 05mAir New Zealand
Sat 7/1911:55 pmPER - BWI
2 stops41h 39mAir New Zealand
Deal found 3/20$1,937
This Booking.com deal was found by Cheapflights users on 3/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:00 pmBWI - PER
2 stops31h 40mSingapore Airlines
Mon 9/291:10 amPER - BWI
3 stops51h 37mSingapore Airlines
Deal found 3/20$2,070
This BYOjet deal was found by Cheapflights users on 3/20. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/227:08 pmBWI - PER
2 stops32h 17mQantas Airways
Tue 4/296:20 amPER - BWI
2 stops28h 30mQantas Airways
Deal found 3/20$2,133
This lol.travel deal was found by Cheapflights users on 3/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:30 amBWI - PER
2 stops33h 15mCathay Pacific
Sun 5/1112:10 amPER - BWI
2 stops33h 55mCathay Pacific
Deal found 3/21$2,203
This United deal was found by Cheapflights users on 3/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/127:00 pmBWI - PER
2 stops31h 40mUnited Airlines
Mon 6/2311:45 pmPER - BWI
2 stops30h 07mUnited Airlines
Deal found 3/20$2,224
This Ovago deal was found by Cheapflights users on 3/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/127:13 pmBWI - PER
2 stops35h 27mQatar Airways
Sat 4/2610:45 pmPER - BWI
2 stops35h 04mQatar Airways
Deal found 3/21$3,182

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 March 21, 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

Sun 5/4

6:50 pm-6:40 pm

3 stops35h 50m

Perth

Sun 5/11

2:50 pm-7:39 pm

3 stops40h 49m

$1,641

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Sun 6/15

8:55 am-4:00 pm

2 stops43h 05m

Perth

Sat 7/19

11:55 pm-5:34 am

2 stops41h 39m

$1,937

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Tue 4/22

7:08 pm-3:25 pm

2 stops32h 17m

Perth

Tue 4/29

6:20 am-10:50 pm

2 stops28h 30m

$2,133

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Thu 6/12

7:00 pm-2:40 pm

2 stops31h 40m

Perth

Mon 6/23

11:45 pm-5:52 pm

2 stops30h 07m

$2,224

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Mon 4/14

10:59 am-7:45 am

2 stops32h 46m

Perth

Mon 4/21

12:10 am-9:49 pm

2 stops33h 39m

$2,421

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Sat 4/12

6:30 am-2:40 pm

3 stops44h 10m

Perth

Sat 4/26

5:10 pm-4:29 pm

2 stops59h 19m

$3,634

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Mon 4/7

5:30 am-5:10 pm

3 stops47h 40m

$715

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Sun 4/6

6:14 pm-7:45 am

2 stops49h 31m

$968

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Sun 5/4

6:35 pm-2:40 pm

2 stops32h 05m

$1,306

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 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 FlightHub the most. FlightHub 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 month to book a flight from Baltimore to Perth?

Currently, February is the cheapest month in which you can book a flight from Baltimore to Perth (average of $1,448). Flying from Baltimore to Perth in December is currently the most expensive (average of $2,172). 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 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 March 21, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 21% on flights from Baltimore to Perth by exploring options for tickets in the morning.

Rainfall in Perth by month

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

In terms of precipitation, rainfall in Perth ranges from 0.0 - 6.7 inches per month. June is typically the wettest month, when rainfall can reach 6.7 in. January is typically the driest time to visit Perth when rainfall is around 0.0 in.

Temperature in Perth by month

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

If weather is an important factor for your trip to Perth, 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 75.2 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. 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 Perth. Reviews last updated March 21, 2025.
Singapore Airlines
8.1
Very good
1,279 reviews

Crew

8.6

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,279 reviews
Singapore Airlines
8.1
Very good
1,279 reviews

Crew

8.6

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Air New Zealand
7.9
Good
453 reviews
Singapore Airlines
8.1
Very good
1,279 reviews

Crew

8.6

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Cathay Pacific
7.5
Good
832 reviews
Singapore Airlines
8.1
Very good
1,279 reviews

Crew

8.6

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,539 reviews
Singapore Airlines
8.1
Very good
1,279 reviews

Crew

8.6

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qantas Airways
7.4
Good
813 reviews
Singapore Airlines
8.1
Very good
1,279 reviews

Crew

8.6

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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.

  • What are the cheapest airlines flying from Baltimore to Perth round-trip?

    According to our current data, Air New Zealand ($1,937), Singapore Airlines ($2,070), and Qantas Airways ($2,133) offers the cheapest pricing from Baltimore to Perth.

  • 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.

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

    Currently, February is the cheapest month in which you can book a flight from Baltimore to Perth (average of $1,448). Flying from Baltimore to Perth in December is currently the most expensive (average of $2,172). 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

Traveling to a place near Baltimore?

Book flights to Baltimore if you plan to visit one of these locations
Mandurah
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.
Dulles Intl to Perth flights
Reagan-National 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.