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Cheap flights from Pittsburgh to Australia from $597

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Australia departing on 11/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
3:51 pm - 3:35 pmPIT-MEL
31h 44m2 stops
Qantas Airways Logo
4:05 pm - 10:24 pmMEL-PIT
22h 19m1 stop
$1,274Qantas Airways
Find Deal
Wed, Nov 26 - Mon, Dec 1
United Airlines Logo
4:39 pm - 7:00 amPIT-SYD
22h 21m1 stop
United Airlines Logo
12:10 pm - 10:45 pmSYD-PIT
26h 35m2 stops
$1,292United Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 18
Delta Logo
6:35 am - 8:30 amPIT-SYD
33h 55m2 stops
Delta Logo
10:40 am - 6:33 pmSYD-PIT
23h 53m2 stops
$1,297Delta
Find Deal
Tue, Nov 4 - Tue, Nov 18
Delta Logo
1:50 pm - 8:00 amPIT-MEL
26h 10m2 stops
Delta Logo
10:10 am - 11:22 pmMEL-PIT
29h 12m2 stops
$1,297Delta
Find Deal
Fri, Jan 9 - Sun, Jan 18
Qantas Airways Logo
5:42 pm - 9:00 amPIT-SYD
23h 18m1 stop
Qantas Airways Logo
5:50 pm - 6:27 pmSYD-PIT
40h 37m2 stops
$1,304Qantas Airways
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Wed, Nov 26 - Wed, Dec 3
United Airlines Logo
4:25 pm - 10:00 amPIT-MEL
49h 35m2 stops
United Airlines Logo
1:00 pm - 9:26 pmMEL-PIT
24h 26m1 stop
$1,307United Airlines
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Sat, Dec 13 - Sat, Jan 24
Delta Logo
11:45 am - 7:20 amPIT-BNE
29h 35m2 stops
Delta Logo
9:40 am - 9:11 pmBNE-PIT
25h 31m2 stops
$1,344Delta
Find Deal
Mon, Mar 16 - Fri, Mar 20
American Airlines Logo
5:00 pm - 9:30 amPIT-MEL
24h 30m2 stops
American Airlines Logo
12:00 pm - 10:47 pmMEL-PIT
26h 47m2 stops
$1,416American Airlines
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Mon, Jan 12 - Sat, Jan 24
Alaska Airlines Logo
7:59 pm - 7:45 pmPIT-SYD
32h 46m2 stops
Alaska Airlines Logo
9:40 pm - 6:32 pmSYD-PIT
35h 52m2 stops
$1,485Alaska Airlines
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Sun, Oct 19 - Sun, Oct 26
American Airlines Logo
5:42 pm - 9:30 amPIT-MEL
23h 48m1 stop
American Airlines Logo
12:00 pm - 10:52 pmMEL-PIT
26h 52m2 stops
$1,686American Airlines
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Tue, Nov 11 - Tue, Nov 18

Alaska Airlines flights from Pittsburgh to Australia

Our best Alaska Airlines deals on Pittsburgh to Australia flight tickets
Alaska Airlines
Oct 19
PIT7:59 pmPittsburgh
32h 46m
2 stops
SYD7:45 pmSydney Kingsford Smith
Oct 26
SYD9:40 pmSydney Kingsford Smith
35h 52m
2 stops
PIT6:32 pmPittsburgh
$1,485
Find similar
Alaska Airlines
Oct 19
PIT7:59 pmPittsburgh
32h 46m
2 stops
SYD7:45 pmSydney Kingsford Smith
Oct 26
SYD9:40 pmSydney Kingsford Smith
35h 52m
2 stops
PIT6:32 pmPittsburgh
$1,564
Find similar

Qantas Airways flights from Pittsburgh to Australia

Our best Qantas Airways deals on Pittsburgh to Australia flight tickets
Qantas Airways
Nov 26
PIT3:51 pmPittsburgh
31h 44m
2 stops
MEL3:35 pmMelbourne
Dec 1
MEL4:05 pmMelbourne
22h 19m
1 stop
PIT10:24 pmPittsburgh
$1,274
Find similar
Qantas Airways
Nov 26
PIT5:42 pmPittsburgh
23h 18m
1 stop
SYD9:00 amSydney Kingsford Smith
Dec 3
SYD5:50 pmSydney Kingsford Smith
40h 37m
2 stops
PIT6:27 pmPittsburgh
$1,304
Find similar
Qantas Airways
Nov 26
PIT3:51 pmPittsburgh
31h 44m
2 stops
MEL3:35 pmMelbourne
Dec 3
MEL4:05 pmMelbourne
22h 00m
1 stop
PIT10:05 pmPittsburgh
$1,349
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 14, 2025.
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

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Wed 11/26

3:51 pm-3:35 pm

2 stops31h 44m

Melbourne

Mon 12/1

4:05 pm-10:24 pm

1 stop22h 19m

$1,274

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Tue 11/4

4:39 pm-7:00 am

1 stop22h 21m

Sydney Kingsford Smith

Tue 11/18

12:10 pm-10:45 pm

2 stops26h 35m

$1,292

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Tue 11/4

6:35 am-8:30 am

2 stops33h 55m

Sydney Kingsford Smith

Tue 11/18

10:40 am-6:33 pm

2 stops23h 53m

$1,297

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Fri 1/9

1:50 pm-8:00 am

2 stops26h 10m

Melbourne

Sun 1/18

10:10 am-11:22 pm

2 stops29h 12m

$1,297

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Wed 11/26

5:42 pm-9:00 am

1 stop23h 18m

Sydney Kingsford Smith

Wed 12/3

5:50 pm-6:27 pm

2 stops40h 37m

$1,304

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Sat 12/13

4:25 pm-10:00 am

2 stops49h 35m

Melbourne

Sat 1/24

1:00 pm-9:26 pm

1 stop24h 26m

$1,307

PittsburghBrisbane

PIT - BNE

PITBNE

Pittsburgh

Mon 3/16

11:45 am-7:20 am

2 stops29h 35m

Brisbane

Fri 3/20

9:40 am-9:11 pm

2 stops25h 31m

$1,344

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Mon 1/12

5:00 pm-9:30 am

2 stops24h 30m

Melbourne

Sat 1/24

12:00 pm-10:47 pm

2 stops26h 47m

$1,416

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Sun 10/19

7:59 pm-7:45 pm

2 stops32h 46m

Sydney Kingsford Smith

Sun 10/26

9:40 pm-6:32 pm

2 stops35h 52m

$1,485

PittsburghMelbourne

PIT - MEL

PITMEL

Pittsburgh

Tue 11/11

5:42 pm-9:30 am

1 stop23h 48m

Melbourne

Tue 11/18

12:00 pm-10:52 pm

2 stops26h 52m

$1,686

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

How to get the cheapest flight ticket from Pittsburgh to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Australia?

The month of September is, on average, the cheapest month to fly to Australia from Pittsburgh, with most prices found around $1,442. If you aren’t able to travel during the month of September, then book flights to Australia from Pittsburgh during November instead. Flights to Australia in November, while not as cheap as those in September, still average around $1,458.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from Pittsburgh to Australia is on a Sunday. Travelers who choose to depart for Australia on a Sunday will often find tickets for as low as $1,488. On the other hand, Wednesday is the most expensive day to depart from Pittsburgh because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,742.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from Pittsburgh at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,324 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,622 on average. Flights to Australia from Pittsburgh in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,663 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Pittsburgh for as low as $1,410 on momondo.

Can stopping save me money on Pittsburgh to Australia flights?

You could potentially save up to 21% on your flight if you consider stops on a Pittsburgh to Australia flight.

Cheap Pittsburgh to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to Australia

Direct flights

None
There are no direct flights from Pittsburgh to Australia. There are no popular flight routes from Pittsburgh to Australia.
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  • When did momondo last update prices for flights from Pittsburgh Airport to Australia?

    Prices for flights from Pittsburgh Airport to Australia were last updated today.

  • How many operators does momondo search for flights from Pittsburgh Airport to Australia?

  • How old do you have to be to fly from Pittsburgh Airport to Australia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pittsburgh Airport to Australia.

  • What documentation or ID do you need to fly to Australia?

    The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Pittsburgh to Australia

Compare and see reviews for airlines that fly from Pittsburgh to Australia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $759Free CancellationRating
7.4
8,975 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $787Free CancellationRating
7.5
919 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,018Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Pittsburgh to Australia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Pittsburgh to Australia. momondo saves you time and could save you money on your trip.

Can I find flights from Pittsburgh to Australia with flexible booking policies on momondo?

Yes. All flights to Australia from Pittsburgh on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Pittsburgh to Australia?

momondo provides multiple filters to help you find the best flight to Australia from Pittsburgh. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Pittsburgh to Australia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Pittsburgh to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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