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Cheap flights from Pittsburgh to Australia from $790

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — SYD
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 14 November 2025.

Sun 7/1217:40PIT - SYD
2 stops29h 10mQantas Airways
Tue 16/1211:20SYD - PIT
1 stop21h 20mQantas Airways
Deal found 13/11$1,450
Tue 30/1217:42PIT - SYD
1 stop23h 18mQantas Airways
Tue 10/219:15SYD - PIT
2 stops35h 50mQantas Airways
Deal found 12/11$1,483
Thu 20/1115:51PIT - SYD
2 stops32h 59mQantas Airways
Fri 28/1114:05SYD - PIT
1 stop24h 01mQantas Airways
Deal found 13/11$1,671
Mon 17/1111:38PIT - BNE
2 stops29h 37mQantas Airways
Wed 19/1119:40BNE - PIT
1 stop35h 58mQantas Airways
Deal found 13/11$1,691
Fri 14/1111:38PIT - SYD
1 stop27h 17mQantas Airways
Sun 16/1117:00SYD - PIT
2 stops39h 38mQantas Airways
Deal found 10/11$1,709
Fri 28/1115:51PIT - SYD
2 stops49h 19mQantas Airways
Fri 19/1211:20SYD - PIT
1 stop21h 19mQantas Airways
Deal found 12/11$1,761
Mon 17/1111:38PIT - BNE
2 stops26h 22mAmerican Airlines
Wed 19/1119:40BNE - PIT
2 stops30h 08mAmerican Airlines
Deal found 13/11$1,775
Sun 7/1215:43PIT - SYD
2 stops31h 07mQantas Airways
Sun 14/1207:05SYD - PIT
2 stops25h 35mQantas Airways
Deal found 13/11$1,814
Thu 27/1109:31PIT - SYD
1 stop29h 54mMultiple Airlines
Wed 3/1217:45SYD - PIT
1 stop43h 03mMultiple Airlines
Deal found 10/11$1,853
Wed 26/1117:42PIT - SYD
1 stop23h 18mQantas Airways
Wed 3/1219:15SYD - PIT
2 stops39h 12mQantas Airways
Deal found 10/11$1,914
Mon 24/1115:51PIT - SYD
1 stop23h 04mQantas Airways
Fri 28/1106:30SYD - PIT
2 stops31h 36mQantas Airways
Deal found 11/11$1,929
Fri 12/1217:40PIT - SYD
2 stops24h 10mQantas Airways
Tue 16/1214:05SYD - PIT
1 stop40h 48mQantas Airways
Deal found 11/11$1,943

Cheap flight deals from Pittsburgh to Australia

Keep the following information in mind while searching for Pittsburgh to Australia flight deals. Data was last updated 14 November 2025.

Round-trip from

$1,450

One-way from

$790

Popular in

December

Cheapest in

November

Average price

$2,121
Qantas Airways
  • Qantas Airways
  • 7/12-16/12
  • 3 total stops
  • 50h 30m total
  • Pittsburgh to Australia
Search Deals
Air Canada
  • Air Canada
  • 16/3
  • 2 total stops
  • 47h 50m total
  • Pittsburgh to Australia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($621 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($221 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 14 November 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

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

Mon 16/3

10:20-06:30

2 stops30h 10m

Brisbane

Fri 20/3

10:40-22:46

2 stops26h 06m

$1,589

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

Mon 16/3

17:30-07:20

2 stops23h 50m

Brisbane

Fri 20/3

09:40-22:41

2 stops27h 01m

$1,589

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 26/1

15:56-10:05

2 stops50h 09m

Sydney Kingsford Smith

Sat 7/2

11:20-16:43

1 stop21h 23m

$1,682

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

Mon 16/3

17:57-05:00

1 stop21h 03m

Brisbane

Fri 20/3

19:40-16:37

1 stop34h 57m

$1,692

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Sat 24/1

17:45-09:10

2 stops47h 25m

Sydney Kingsford Smith

Sun 8/2

06:20-16:43

2 stops26h 23m

$1,888

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 26/1

17:45-17:40

2 stops31h 55m

Sydney Kingsford Smith

Sun 8/2

06:20-22:49

2 stops32h 29m

$1,888

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Sat 24/1

17:45-09:10

2 stops47h 25m

Sydney Kingsford Smith

Sat 31/1

07:05-16:43

2 stops25h 38m

$1,888

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 26/1

17:45-17:40

2 stops31h 55m

Sydney Kingsford Smith

Thu 5/2

07:05-16:43

2 stops25h 38m

$1,888

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Sun 25/1

13:13-17:40

2 stops36h 27m

Sydney Kingsford Smith

Sat 31/1

07:05-16:43

2 stops25h 38m

$1,889

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 26/1

17:45-17:40

2 stops31h 55m

Sydney Kingsford Smith

Sat 31/1

09:00-16:43

2 stops23h 43m

$1,889

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 52 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 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, January is the cheapest month in which you can book a flight from Pittsburgh to Australia (average of $421). Flying from Pittsburgh to Australia in May is currently the most expensive (average of $2,100). 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 14 November 2025.

One of the essential ways to save on airfare from Pittsburgh to Australia is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 12% on airfare.

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 14 November 2025.
Get a feel of what it's like to fly with United Airlines 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.
United Airlines
7.4
Good
9,017 reviews
Check prices

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,017 reviews
United Airlines
7.4
Good
9,017 reviews
Check prices

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 23h 50m. Fly via United Airlines, Delta, or Qantas Airways to get the fastest option. Airlines will cover a distance of 14952 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Pittsburgh to Australia one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $790. Users have also found prices from $822 and $1,042 on Qantas Airways and American Airlines, respectively.

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

    While some choose either Pittsburgh - Melbourne or Pittsburgh - Melbourne Avalon, Pittsburgh - Sydney Kingsford Smith 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, January is the cheapest month in which you can book a flight from Pittsburgh to Australia (average of $421). Flying from Pittsburgh to Australia in May is currently the most expensive (average of $2,100). 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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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 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 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$2,180Average$2,455FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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