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Cheap flights from Pittsburgh to Australia from $843

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 26/7. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — SYD
25 May — 1 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pittsburgh to Australia

Enter your travel dates to find the best prices.

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 25 April 2026.

Mon 4/513:30
PIT
-
MEL
2 stops25h 30m
American Airlines
Mon 17/809:45
MEL
-
PIT
2 stops24h 03m
American Airlines
Deal found 24/4$1,762
Mon 8/617:53
PIT
-
MEL
1 stop22h 52m
American Airlines
Mon 15/609:45
MEL
-
PIT
1 stop23h 05m
American Airlines
Deal found 23/4$1,773
Tue 17/1117:40
PIT
-
MEL
1 stop23h 50m
Qantas Airways
Sun 6/1218:30
MEL
-
PIT
2 stops36h 22m
Qantas Airways
Deal found 24/4$1,776
Sat 25/413:30
PIT
-
MEL
2 stops27h 15m
American Airlines
Mon 4/509:45
MEL
-
PIT
2 stops25h 50m
American Airlines
Deal found 24/4$1,780
Sat 2/519:11
PIT
-
MEL
1 stop23h 04m
United Airlines
Sun 10/509:30
MEL
-
PIT
2 stops24h 52m
United Airlines
Deal found 22/4$1,789
Sun 3/509:30
PIT
-
MEL
2 stops32h 45m
United Airlines
Sat 16/510:55
MEL
-
PIT
2 stops37h 01m
United Airlines
Deal found 20/4$1,796
Fri 24/415:55
PIT
-
MEL
2 stops25h 55m
Delta
Fri 22/510:00
MEL
-
PIT
2 stops26h 38m
Delta
Deal found 22/4$1,806
Tue 4/816:04
PIT
-
MEL
2 stops26h 11m
United Airlines
Sat 15/810:55
MEL
-
PIT
1 stop32h 40m
United Airlines
Deal found 20/4$1,811
Sun 6/917:51
PIT
-
MEL
2 stops26h 09m
American Airlines
Fri 2/1009:45
MEL
-
PIT
1 stop21h 07m
American Airlines
Deal found 24/4$1,818
Sat 25/408:54
PIT
-
MEL
2 stops33h 21m
United Airlines
Mon 4/506:30
MEL
-
PIT
3 stops27h 52m
United Airlines
Deal found 20/4$1,825
Wed 14/1017:55
PIT
-
MEL
2 stops27h 45m
American Airlines
Fri 23/1009:45
MEL
-
PIT
1 stop22h 10m
American Airlines
Deal found 24/4$1,827
Wed 5/817:23
PIT
-
SYD
1 stop23h 32m
United Airlines
Wed 26/809:30
SYD
-
PIT
1 stop21h 01m
United Airlines
Deal found 23/4$1,877

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 25 April 2026.

Round-trip from

$1,773

One-way from

$843

Popular in

May

Cheapest in

March

Average price

$2,213
American Airlines
  • American Airlines
  • 8/6-15/6
  • 2 total stops
  • 45h 57m total
  • Pittsburgh to Australia
Search Deals
26/7
  • 26/7
  • 2 total stops
  • 36h 15m total
  • Pittsburgh to Australia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($269 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($44 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 25 April 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 return flight

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Mon 31/8

12:24-05:00

2 stops26h 36m

Melbourne

Mon 7/9

09:45-21:19

2 stops25h 34m

$1,780

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Tue 11/8

16:58-08:15

2 stops25h 17m

Melbourne

Sat 22/8

10:55-23:29

2 stops26h 34m

$1,796

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Mon 8/6

06:50-07:30

2 stops34h 40m

Melbourne

Mon 15/6

10:55-23:59

3 stops27h 04m

$1,796

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Sun 7/6

17:23-08:15

1 stop24h 52m

Melbourne

Sun 14/6

10:55-05:19

1 stop32h 24m

$1,806

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Tue 4/8

14:05-08:15

2 stops28h 10m

Melbourne

Sat 15/8

10:55-05:35

1 stop32h 40m

$1,811
Fastest return journey

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 8/6

17:02-07:00

2 stops23h 58m

Sydney Kingsford Smith

Mon 15/6

09:30-16:51

1 stop21h 21m

$1,877

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Wed 5/8

16:04-07:00

2 stops24h 56m

Sydney Kingsford Smith

Wed 26/8

09:30-16:31

1 stop21h 01m

$1,877

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Wed 29/7

13:57-06:50

2 stops26h 53m

Sydney Kingsford Smith

Thu 6/8

09:15-22:50

2 stops27h 35m

$1,954

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 18/5

10:35-07:00

2 stops30h 25m

Sydney Kingsford Smith

Mon 25/5

09:30-21:02

2 stops25h 32m

$1,986

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Wed 1/7

17:55-07:00

1 stop23h 05m

Sydney Kingsford Smith

Wed 8/7

09:30-23:59

2 stops28h 29m

$1,986

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 35 resultsSorted by cheapest first
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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 return 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 $363). Flying from Pittsburgh to Australia in April is currently the most expensive (average of $1,692). 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 25 April 2026.
Get a feel of what it's like to fly with Qantas Airways from Pittsburgh to Australia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,027 reviews
Check prices

Boarding

7.7

Comfort

7.5

Entertainment

7.2

Overall

7.5

Crew

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Qantas Airways
7.5
Good
1,027 reviews
Qantas Airways
7.5
Good
1,027 reviews
Check prices

Boarding

7.7

Comfort

7.5

Entertainment

7.2

Overall

7.5

Crew

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.

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?

    For a flight from Pittsburgh to Australia, you will be flying from Pittsburgh. Pittsburgh (PIT) is just 21.7 km from the centre of the city.

  • How long is the flight from Pittsburgh to Australia?

    There are many flights that can get you from Pittsburgh to Australia in 25h 17m. Fly via American Airlines, United Airlines, or Delta to get the fastest option. Airlines will cover a distance of 16142 km. Both multi-stop and direct flights can be found to your destination and back.

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

    While some choose either Pittsburgh - Sydney Kingsford Smith or Pittsburgh - Melbourne Avalon, Pittsburgh - Melbourne is the most popular route from Pittsburgh to Australia.

  • 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 holiday 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 $363). Flying from Pittsburgh to Australia in April is currently the most expensive (average of $1,692). 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

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

Top airline flying from Pittsburgh to Australia

Discover the top airline 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 647,157 searches. Data last updated 25 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,649Average$3,277FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pittsburgh to Australia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Pittsburgh to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Pittsburgh to Australia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Pittsburgh to Australia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Pittsburgh to Australia with no change fees?

Need flexible booking options for your flight to Australia from Pittsburgh? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Pittsburgh to Australia become cheaper?

Yes, Cheapflights offers price alerts on Pittsburgh to Australia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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