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$720+ 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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — SYD
May 18 — May 251
Mon 5/18
Mon 5/25
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 April 18, 2026.

This United Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 4/207:15 pm
PIT
-
MEL
1 stop23h 00m
United Airlines
Sun 5/39:30 am
MEL
-
PIT
1 stop21h 21m
United Airlines
Deal found 4/17$1,277
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Tue 8/111:05 pm
PIT
-
MEL
3 stops29h 10m
United Airlines
Sat 8/2210:55 am
MEL
-
PIT
2 stops25h 45m
United Airlines
Deal found 4/16$1,281
This United Airlines deal was found by Cheapflights users on 4/17. 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 5/39:30 am
PIT
-
MEL
2 stops32h 45m
United Airlines
Sat 5/1610:55 am
MEL
-
PIT
2 stops26h 49m
United Airlines
Deal found 4/17$1,282
This oojo deal was found by Cheapflights users on 4/14. 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.
Wed 11/183:48 pm
PIT
-
MEL
2 stops31h 47m
Qantas Airways
Sun 12/611:15 pm
MEL
-
PIT
1 stop33h 25m
Qantas Airways
Deal found 4/14$1,287
This oojo deal was found by Cheapflights users on 4/14. 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 11/85:40 pm
PIT
-
BNE
1 stop21h 10m
Qantas Airways
Fri 11/206:30 pm
BNE
-
PIT
2 stops35h 27m
Qantas Airways
Deal found 4/14$1,288
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:40 am
PIT
-
MEL
2 stops35h 10m
Delta
Sun 5/310:00 am
MEL
-
PIT
2 stops26h 56m
Delta
Deal found 4/15$1,288
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Tue 8/46:50 am
PIT
-
MEL
1 stop35h 25m
United Airlines
Sat 8/1510:55 am
MEL
-
PIT
2 stops26h 54m
United Airlines
Deal found 4/17$1,293
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/315:23 pm
PIT
-
MEL
2 stops27h 57m
United Airlines
Sun 6/79:30 am
MEL
-
PIT
2 stops25h 32m
United Airlines
Deal found 4/16$1,301
This United Airlines deal was found by Cheapflights users on 4/16. 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 4/2510:17 am
PIT
-
MEL
3 stops31h 58m
United Airlines
Mon 5/410:00 am
MEL
-
PIT
2 stops46h 09m
United Airlines
Deal found 4/16$1,302
This Bravofly deal was found by Cheapflights users on 4/16. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:53 pm
PIT
-
SYD
1 stop23h 12m
Qantas Airways
Mon 6/89:10 am
SYD
-
PIT
1 stop21h 42m
Qantas Airways
Deal found 4/16$1,361
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:35 pm
PIT
-
SYD
1 stop21h 20m
Qantas Airways
Sun 5/109:10 am
SYD
-
PIT
1 stop21h 32m
Qantas Airways
Deal found 4/16$1,362
This oojo deal was found by Cheapflights users on 4/14. 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.
Wed 9/95:52 pm
PIT
-
SYD
1 stop23h 13m
Qantas Airways
Wed 9/239:10 am
SYD
-
PIT
1 stop21h 42m
Qantas Airways
Deal found 4/14$1,380

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 April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,277
(United Airlines)

One-way from

$720
(Kiwi.com)

Popular in

May

Cheapest in

March

Average price

$1,580
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. 7% potential increase in price ($127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 April 18, 2026.
Use the filters below to find and compare flights from Pittsburgh to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Sat 8/8

5:23 pm-8:15 am

1 stop24h 52m

Melbourne

Wed 8/19

9:30 am-4:31 pm

1 stop21h 01m

$1,277

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Thu 5/7

10:55 am-8:15 am

2 stops31h 20m

Melbourne

Thu 5/14

6:30 am-8:22 pm

3 stops27h 52m

$1,302

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Wed 7/1

5:55 pm-7:00 am

1 stop23h 05m

Sydney Kingsford Smith

Wed 7/8

9:30 am-4:51 pm

1 stop21h 21m

$1,417

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 10/5

3:19 pm-8:00 am

2 stops25h 41m

Sydney Kingsford Smith

Mon 10/12

10:30 am-4:44 pm

1 stop21h 14m

$1,418

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Wed 9/9

3:06 pm-7:00 am

2 stops25h 54m

Sydney Kingsford Smith

Wed 9/23

9:30 am-4:31 pm

1 stop21h 01m

$1,418

PittsburghAdelaide

PIT - ADL

PITADL

Pittsburgh

Sat 5/30

5:53 pm-9:25 am

2 stops26h 02m

Adelaide

Sat 6/6

7:50 am-10:00 pm

2 stops27h 40m

$1,422

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Thu 4/30

10:35 am-7:00 am

2 stops30h 25m

Sydney Kingsford Smith

Wed 5/6

9:30 am-8:22 pm

2 stops24h 52m

$1,467

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 6/22

5:23 pm-6:55 am

1 stop23h 32m

Sydney Kingsford Smith

Sat 7/4

9:30 am-8:51 pm

2 stops25h 21m

$1,468

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

Fri 10/2

3:35 pm-7:05 am

2 stops49h 30m

Brisbane

Fri 10/30

9:45 am-3:31 pm

2 stops43h 46m

$1,514

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Thu 9/10

1:05 pm-7:00 am

2 stops27h 55m

Sydney Kingsford Smith

Thu 10/1

9:30 am-4:44 pm

1 stop21h 14m

$1,517

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 53 resultsSorted by cheapest first
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6

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, September is the cheapest month in which you can book a flight from Pittsburgh to Australia (average of $259). Flying from Pittsburgh to Australia in April is currently the most expensive (average of $1,208). 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.

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 April 18, 2026.
Read reviews from past customers who have flown Qantas Airways,United Airlines, andAmerican 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
1,019 reviews

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
1,019 reviews
Qantas Airways
7.5
Good
1,019 reviews

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
United Airlines
7.4
Good
9,603 reviews
Qantas Airways
7.5
Good
1,019 reviews

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
American Airlines
7.1
Good
11,607 reviews
Qantas Airways
7.5
Good
1,019 reviews

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

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 24h 52m. Airlines will cover a distance of 10030 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 - Sydney Kingsford Smith or Pittsburgh - Melbourne Avalon.

  • 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, September is the cheapest month in which you can book a flight from Pittsburgh to Australia (average of $259). Flying from Pittsburgh to Australia in April is currently the most expensive (average of $1,208). 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

Browse thousands of different options on Cheapflights for your next trip

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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 April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$647Average$1,609FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$787Average$1,447FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,127Average$1,402FlexibilityNo cancel feeOn-time71%

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