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Cheap flights from Pittsburgh to Australia from $853

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
7 dez — 14 dez1
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 7 novembro 2025.

ter 4/1119:16PIT - SYD
2 stops45h 44mAmerican Airlines
ter 18/1111:20SYD - PIT
2 stops22h 46mAmerican Airlines
Deal found 4/11$1,925
ter 4/1120:10PIT - SYD
2 stops42h 50mUnited Airlines
ter 18/1111:20SYD - PIT
3 stops27h 25mUnited Airlines
Deal found 4/11$1,951
seg 15/1207:00PIT - MEL
2 stops34h 30mUnited Airlines
ter 17/211:30MEL - PIT
2 stops25h 27mUnited Airlines
Deal found 6/11$1,984
seg 24/1117:42PIT - SYD
1 stop23h 18mAmerican Airlines
sex 28/1111:20SYD - PIT
1 stop21h 18mAmerican Airlines
Deal found 5/11$1,996
seg 22/1206:00PIT - MEL
2 stops35h 30mUnited Airlines
seg 29/1211:30MEL - PIT
2 stops27h 26mUnited Airlines
Deal found 7/11$2,207
dom 21/1206:00PIT - MEL
2 stops36h 00mUnited Airlines
dom 28/1213:00MEL - PIT
2 stops25h 47mUnited Airlines
Deal found 6/11$2,208
seg 10/1115:48PIT - SYD
1 stop23h 07mQantas Airways
qua 12/1120:10SYD - PIT
2 stops34h 47mQantas Airways
Deal found 6/11$2,416
seg 24/1117:42PIT - SYD
1 stop23h 18mQantas Airways
sex 9/107:05SYD - PIT
2 stops25h 38mQantas Airways
Deal found 6/11$2,539
seg 10/1115:48PIT - SYD
2 stops37h 02mMultiple Airlines
seg 24/1115:15SYD - PIT
2 stops41h 23mMultiple Airlines
Deal found 6/11$2,545
dom 9/1109:31PIT - SYD
1 stop29h 54mMultiple Airlines
ter 11/1120:40SYD - PIT
2 stops49h 41mMultiple Airlines
Deal found 5/11$2,570
qui 6/1117:20PIT - MEL
2 stops36h 10mAir New Zealand
dom 7/1208:35MEL - PIT
2 stops28h 38mAir New Zealand
Deal found 5/11$2,619
seg 24/1106:00PIT - SYD
2 stops36h 30mAir New Zealand
sex 28/1112:10SYD - PIT
1 stop20h 06mAir New Zealand
Deal found 6/11$2,625

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 7 novembro 2025.

Round-trip from

$1,602

One-way from

$853

Popular in

December

Cheapest in

November

Average price

$2,148
Delta
  • Delta
  • 16/3-20/3
  • 4 total stops
  • 54h 31m total
  • Pittsburgh to Australia
Search Deals
American Airlines
  • American Airlines
  • 16/3
  • 2 total stops
  • 27h 11m total
  • Pittsburgh to Australia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($610 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($219 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 7 novembro 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

seg 16/3

13:50-07:20

2 stops27h 30m

Brisbane

sex 20/3

09:40-22:41

2 stops27h 01m

$1,602

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

qua 28/1

13:13-17:40

2 stops36h 27m

Sydney Kingsford Smith

sáb 7/2

11:20-16:43

1 stop21h 23m

$1,696

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

seg 16/3

17:55-07:45

2 stops47h 50m

Brisbane

sex 20/3

09:45-17:14

2 stops45h 29m

$1,700

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

ter 27/1

13:13-09:10

2 stops51h 57m

Sydney Kingsford Smith

qui 5/2

11:20-16:43

1 stop21h 23m

$1,700

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

seg 16/3

17:57-05:00

1 stop21h 03m

Brisbane

sex 20/3

19:40-10:33

2 stops28h 53m

$1,922

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

qua 29/4

19:13-06:55

1 stop21h 42m

Sydney Kingsford Smith

dom 3/5

10:20-18:11

1 stop21h 51m

$1,944

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

ter 24/2

15:01-09:30

2 stops26h 29m

Melbourne

ter 17/3

12:00-22:03

2 stops25h 03m

$1,947

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

qua 1/4

19:13-09:15

1 stop23h 02m

Melbourne

qua 22/4

10:55-18:11

1 stop21h 16m

$1,976

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

dom 3/5

19:13-08:15

1 stop23h 02m

Melbourne

sáb 16/5

10:55-18:11

1 stop21h 16m

$1,976

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

seg 16/3

06:00-08:30

2 stops35h 30m

Melbourne

qua 1/4

11:55-18:11

1 stop21h 16m

$1,982

Flights are sorted by cheapest return flights first.

Deals found on 7/11

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 $425). Flying from Pittsburgh to Australia in May is currently the most expensive (average of $2,117). 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 7 novembro 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 7 novembro 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
9,009 reviews
Check prices

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

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
9,009 reviews
United Airlines
7.4
Good
9,009 reviews
Check prices

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

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 27h 30m. Fly via Delta, Qantas Airways, or Air Canada 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 American Airlines. According to our data, you can fly for as low as $853. Users have also found prices from $869 and $931 on Delta and Air Canada, respectively.

  • 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, January is the cheapest month in which you can book a flight from Pittsburgh to Australia (average of $425). Flying from Pittsburgh to Australia in May is currently the most expensive (average of $2,117). 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 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 7 novembro 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$2,198Average$2,476FlexibilityNo 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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