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$514+ Cheap flights from Pittsburgh (PIT) to Australia

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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — SYD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Pittsburgh to Australia

Cheapest flights from Pittsburgh to Australia
Explore the most affordable flight options available from Pittsburgh to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
Sun 12/216:25 amPIT - SYD
1 stop31h 55mUnited Airlines
Tue 12/238:30 amSYD - PIT
2 stops23h 34mUnited Airlines
Deal found 12/17$1,823
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 12/275:06 pmPIT - SYD
1 stop24h 09mUnited Airlines
Sat 1/102:00 pmSYD - PIT
2 stops35h 33mUnited Airlines
Deal found 12/17$1,968
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sun 12/285:06 pmPIT - SYD
2 stops48h 34mUnited Airlines
Fri 1/911:50 amSYD - PIT
1 stop26h 40mUnited Airlines
Deal found 12/16$2,218
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 12/205:06 pmPIT - SYD
2 stops26h 34mUnited Airlines
Mon 12/222:00 pmSYD - PIT
2 stops36h 07mUnited Airlines
Deal found 12/16$2,448
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Thu 12/185:06 pmPIT - SYD
2 stops26h 34mUnited Airlines
Sat 12/202:00 pmSYD - PIT
1 stop31h 18mUnited Airlines
Deal found 12/16$2,464
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 12/277:55 pmPIT - SYD
2 stops43h 05mUnited Airlines
Sun 1/411:50 amSYD - PIT
1 stop26h 57mUnited Airlines
Deal found 12/16$2,659
This oojo deal was found by Cheapflights users on 12/17. 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 12/185:42 pmPIT - ADL
2 stops28h 28mQantas Airways
Fri 1/212:00 pmADL - PIT
2 stops26h 03mQantas Airways
Deal found 12/17$3,154
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Thu 12/185:06 pmPIT - ADL
1 stop24h 54mUnited Airlines
Fri 1/28:30 amADL - PIT
2 stops36h 18mUnited Airlines
Deal found 12/16$3,713
This Qantas Airways deal was found by Cheapflights users on 12/17. 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.
Thu 12/182:15 pmPIT - ADL
3 stops29h 10mMultiple Airlines
Fri 1/212:00 pmADL - PIT
3 stops26h 51mMultiple Airlines
Deal found 12/17$6,566

Find flight deals from Pittsburgh to Australia

Keep the following information in mind while searching for Pittsburgh to Australia flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$932
(oojo)

One-way from

$514
(Air Canada)

Popular in

April

Cheapest in

March

Average price

$1,557
Provider with most accurate pricing for Pittsburgh-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Sydney Kingsford Smith flights.
Search Deals
From Pittsburgh to Australia
Search Deals
One-way flight from Pittsburgh to Australia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($31 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 Pittsburgh 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Pittsburgh to Australia that are best for you.

Fly from

Pittsburgh

Fly to

Australia

Route

Depart

Return

Price

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Fri 2/27

8:35 pm-9:30 am

1 stop44h 55m

Melbourne

Wed 3/4

1:55 pm-2:07 pm

2 stops40h 12m

$932

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

Tue 1/6

9:00 am-7:30 am

1 stop31h 30m

Brisbane

Thu 1/15

11:40 am-9:26 pm

1 stop24h 46m

$1,039

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

Mon 2/2

9:00 am-7:30 am

1 stop31h 30m

Brisbane

Fri 2/6

11:40 am-9:26 pm

1 stop24h 46m

$1,039

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

Mon 2/2

5:55 pm-8:45 am

2 stops23h 50m

Brisbane

Fri 2/6

10:45 am-5:14 pm

2 stops45h 29m

$1,040

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Sat 1/31

5:55 pm-9:35 am

2 stops47h 40m

Sydney Kingsford Smith

Sat 2/7

11:20 am-5:14 pm

2 stops45h 54m

$1,052

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Sat 1/31

5:45 pm-9:30 am

1 stop23h 45m

Melbourne

Sat 2/7

6:45 am-4:43 pm

2 stops25h 58m

$1,055

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Sat 2/7

5:55 pm-9:35 am

2 stops47h 40m

Sydney Kingsford Smith

Wed 2/11

11:20 am-5:14 pm

2 stops45h 54m

$1,112

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Wed 2/4

5:55 pm-9:35 am

1 stop47h 40m

Sydney Kingsford Smith

Wed 2/11

11:20 am-5:14 pm

1 stop45h 54m

$1,121

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 3/16

5:55 pm-8:35 am

2 stops47h 40m

Sydney Kingsford Smith

Tue 3/24

10:20 am-5:14 pm

2 stops45h 54m

$1,180

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Mon 3/16

3:12 pm-5:00 am

1 stop22h 48m

Melbourne

Wed 4/1

2:35 pm-10:36 pm

1 stop23h 01m

$1,183

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 48 results
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Best time to book a flight from Pittsburgh to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Pittsburgh 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 Pittsburgh to Australia

What is the cheapest month to book a flight from Pittsburgh to Australia?

Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Australia (average of $276). Flying from Pittsburgh to Australia in August is currently the most expensive (average of $1,363). 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 PIT to AU?

Find hourly flight availability from Pittsburgh to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Pittsburgh to Australia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 10% versus a flight in the afternoon.

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 December 18, 2025.
Read reviews from past customers who have flown Qantas Airways, United Airlines, and American Airlines from Pittsburgh 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.
Qantas Airways
7.5
Good
947 reviews

Overall

7.5

Comfort

7.5

Crew

8.1

Entertainment

7.2

Food

7.0

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qantas Airways
7.5
Good
947 reviews
Qantas Airways
7.5
Good
947 reviews

Overall

7.5

Comfort

7.5

Crew

8.1

Entertainment

7.2

Food

7.0

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
United Airlines
7.4
Good
9,093 reviews
Qantas Airways
7.5
Good
947 reviews

Overall

7.5

Comfort

7.5

Crew

8.1

Entertainment

7.2

Food

7.0

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
American Airlines
7.2
Good
11,055 reviews
Qantas Airways
7.5
Good
947 reviews

Overall

7.5

Comfort

7.5

Crew

8.1

Entertainment

7.2

Food

7.0

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh 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 Pittsburgh to Australia?

    If you book a flight to Australia from Pittsburgh, you will be flying from Pittsburgh, which is the city’s only airport. Pittsburgh (PIT) is located 13.5 mi from the center of Pittsburgh.

  • How long is the flight from Pittsburgh to Australia?

    Departing from Pittsburgh to Australia will take you 23h 50m. Airlines will cover a distance of 9291 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular route from Pittsburgh to Australia is Pittsburgh - Melbourne. You may also consider Pittsburgh - Melbourne Avalon or Pittsburgh - Sydney Kingsford Smith.

  • Can I find deals for flights from Pittsburgh to Australia that include hotel bookings?

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

  • How can I find direct flights from Pittsburgh to Australia?

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

  • Can I find deals for business class flights from Pittsburgh to Australia?

    Yes. Cheapflights offers flight deals from Pittsburgh 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 Pittsburgh to Australia?

    Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Australia (average of $276). Flying from Pittsburgh to Australia in August is currently the most expensive (average of $1,363). 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

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Alternative routes for Pittsburgh to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Pittsburgh to Australia

Discover the top 3 airlines that operate flights from Pittsburgh 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$647Average$1,688FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$787Average$1,533FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,259Average$1,350FlexibilityNo cancel feeOn-time71%

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