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$701+ Cheap flights from Allentown (ABE) 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SYD
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Allentown to Australia

Cheapest flights from Allentown to Australia
Explore the most affordable flight options available from Allentown to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Delta deal was found by Cheapflights users on 10/31. 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.
Thu 11/66:00 amABE - SYD
2 stops34h 30mDelta
Mon 11/1010:40 amSYD - ABE
2 stops27h 32mDelta
Deal found 10/31$1,319
This United Airlines deal was found by Cheapflights users on 10/31. 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 11/296:32 amABE - SYD
2 stops32h 28mUnited Airlines
Tue 12/92:00 pmSYD - ABE
2 stops23h 46mUnited Airlines
Deal found 10/31$1,594
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/166:30 amABE - MEL
2 stops35h 00mUnited Airlines
Tue 12/2311:30 amMEL - ABE
2 stops26h 17mUnited Airlines
Deal found 11/1$1,740
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/171:00 pmABE - MEL
2 stops28h 30mUnited Airlines
Wed 12/241:00 pmMEL - ABE
2 stops48h 47mUnited Airlines
Deal found 11/3$1,758
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/306:32 amABE - MEL
2 stops35h 28mUnited Airlines
Sun 12/711:30 amMEL - ABE
2 stops64h 22mUnited Airlines
Deal found 11/2$2,552
This Delta deal was found by Cheapflights users on 10/31. 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.
Sat 11/2912:56 pmABE - SYD
2 stops27h 34mDelta
Tue 12/910:40 amSYD - ABE
2 stops27h 31mDelta
Deal found 10/31$12,867
This American Airlines deal was found by Cheapflights users on 11/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:30 amABE - MEL
2 stops29h 30mAmerican Airlines
Tue 12/2312:00 pmMEL - ABE
3 stops27h 29mAmerican Airlines
Deal found 11/1$13,798
This American Airlines deal was found by Cheapflights users on 11/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/306:16 amABE - MEL
2 stops30h 44mAmerican Airlines
Sun 12/712:00 pmMEL - ABE
3 stops27h 06mAmerican Airlines
Deal found 11/2$14,247

Cheap flight deals from Allentown to Australia

Keep the following information in mind while searching for Allentown to Australia flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,269
(United Airlines)

One-way from

$701
(Delta)
Provider with most accurate pricing for Allentown-Bethlehem-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Sydney Kingsford Smith flights.
Search Deals
From Allentown-Bethlehem to Australia
Search Deals
One-way flight from Allentown-Bethlehem to Australia
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown 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 November 3, 2025.
Use the filters below to find and compare flights from Allentown to Australia that are best for you.

Fly from

Allentown

Fly to

Australia

Route

Depart

Return

Price

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Tue 1/20

6:15 am-9:05 am

2 stops34h 50m

Sydney Kingsford Smith

Mon 1/26

12:10 pm-9:15 pm

2 stops25h 05m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sat 1/24

5:58 pm-6:50 am

2 stops44h 52m

Sydney Kingsford Smith

Wed 1/28

10:40 am-10:50 pm

2 stops28h 10m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sun 1/18

11:30 am-9:15 am

2 stops29h 45m

Sydney Kingsford Smith

Sun 1/25

2:00 pm-9:15 pm

2 stops23h 15m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Mon 1/19

6:28 am-8:30 am

2 stops34h 02m

Sydney Kingsford Smith

Wed 1/28

10:40 am-10:50 pm

2 stops28h 10m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Tue 1/20

6:15 am-9:05 am

2 stops34h 50m

Sydney Kingsford Smith

Wed 1/28

2:00 pm-9:15 pm

2 stops23h 15m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Mon 1/19

6:28 am-8:30 am

2 stops34h 02m

Sydney Kingsford Smith

Sun 1/25

10:40 am-10:50 pm

2 stops28h 10m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sun 1/18

11:30 am-9:15 am

2 stops29h 45m

Sydney Kingsford Smith

Tue 1/27

12:10 pm-9:15 pm

2 stops25h 05m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Wed 1/21

6:28 am-8:30 am

2 stops34h 02m

Sydney Kingsford Smith

Wed 1/28

10:40 am-10:50 pm

2 stops28h 10m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sun 1/18

6:15 am-9:15 am

2 stops35h 00m

Sydney Kingsford Smith

Mon 1/26

11:50 am-9:15 pm

2 stops25h 25m

$1,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Wed 1/21

6:15 am-6:20 am

2 stops32h 05m

Sydney Kingsford Smith

Sun 1/25

2:00 pm-9:15 pm

2 stops23h 15m

$1,269

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 25 results
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Best time to book a flight from Allentown to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Allentown 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 Allentown to Australia

What is the cheapest month to book a flight from Allentown to Australia?

Currently, September is the cheapest month in which you can book a flight from Allentown to Australia (average of $168). Flying from Allentown to Australia in July is currently the most expensive (average of $886). 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.

Related info for your journey

Find useful and relevant information for your journey from Allentown 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 Allentown to Australia?

    Located just 3.9 mi from the city center, Allentown-Bethlehem (ABE) is the airport most travelers will use when flying to Australia from Allentown.

  • How long is the flight from Allentown to Australia?

    United Airlines and Delta can get you from Allentown to Australia in just under 34h 50m. Your travel time can differ by up to 10h 02m. There are 9857 mi between Allentown and Australia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Allentown to Australia that include hotel bookings?

    Yes. In addition to deals on Allentown to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to Australia.

  • Can I find deals for business class flights from Allentown to Australia?

    Yes. Cheapflights offers flight deals from Allentown 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 Allentown to Australia?

    Currently, September is the cheapest month in which you can book a flight from Allentown to Australia (average of $168). Flying from Allentown to Australia in July is currently the most expensive (average of $886). 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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