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$1,218+ Cheap flights from Allentown (ABE) to Australia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SYD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Allentown to Australia

Best flights from Allentown to Australia
Discover carefully curated flight deals from Allentown to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 3/245:26 pmABE - SYD
2 stops24h 39mUnited Airlines
Tue 4/79:30 amSYD - ABE
2 stops25h 42mUnited Airlines
Deal found 12/16$1,218
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 1/317:30 amABE - MEL
2 stops29h 30mAmerican Airlines
Sat 2/74:05 pmMEL - ABE
2 stops36h 27mAmerican Airlines
Deal found 12/17$1,268
This Delta deal was found by Cheapflights users on 12/16. 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.
Fri 1/306:28 amABE - SYD
2 stops34h 02mDelta
Fri 2/610:40 amSYD - ABE
2 stops28h 10mDelta
Deal found 12/16$1,318
This United Airlines deal was found by Cheapflights users on 12/16. 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 5/165:32 pmABE - SYD
2 stops47h 23mUnited Airlines
Sat 5/3010:20 amSYD - ABE
2 stops24h 45mUnited Airlines
Deal found 12/16$1,285
This United Airlines deal was found by Cheapflights users on 12/17. 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 1/3111:30 amABE - MEL
2 stops30h 00mUnited Airlines
Sat 2/71:00 pmMEL - ABE
2 stops37h 41mUnited Airlines
Deal found 12/17$1,291
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Mon 2/1610:36 amABE - MEL
2 stops30h 54mUnited Airlines
Fri 2/2011:30 amMEL - ABE
2 stops25h 23mUnited Airlines
Deal found 12/15$1,583
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Mon 2/96:15 amABE - SYD
2 stops32h 45mUnited Airlines
Fri 2/132:00 pmSYD - ABE
2 stops22h 53mUnited Airlines
Deal found 12/15$2,269
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Fri 1/301:02 pmABE - SYD
2 stops25h 53mAmerican Airlines
Fri 2/62:05 pmSYD - ABE
3 stops24h 21mAmerican Airlines
Deal found 12/16$14,085

Find flight deals from Allentown to Australia

Keep the following information in mind while searching for Allentown to Australia flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$1,218
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$1,941
Provider with most accurate pricing for New York (NYC)-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Sydney Kingsford Smith flights.
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From Allentown-Bethlehem to Australia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($205 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($53 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 18, 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 3/24

5:26 pm-9:05 am

2 stops24h 39m

Sydney Kingsford Smith

Tue 4/7

9:30 am-9:12 pm

2 stops25h 42m

$1,218

AllentownMelbourne

ABE - MEL

ABEMEL

Allentown-Bethlehem

Sat 1/31

7:30 am-5:00 am

2 stops29h 30m

Melbourne

Sat 2/7

4:05 pm-12:32 pm

2 stops36h 27m

$1,268

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sat 5/16

5:32 pm-6:55 am

2 stops47h 23m

Sydney Kingsford Smith

Sat 5/30

10:20 am-9:05 pm

2 stops24h 45m

$1,285

AllentownMelbourne

ABE - MEL

ABEMEL

Allentown-Bethlehem

Sat 1/31

11:30 am-9:30 am

2 stops30h 00m

Melbourne

Sat 2/7

1:00 pm-10:41 am

2 stops37h 41m

$1,291

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Fri 1/30

6:28 am-8:30 am

2 stops34h 02m

Sydney Kingsford Smith

Fri 2/6

10:40 am-10:50 pm

2 stops28h 10m

$1,318

AllentownMelbourne

ABE - MEL

ABEMEL

Allentown-Bethlehem

Mon 2/16

10:36 am-9:30 am

2 stops30h 54m

Melbourne

Fri 2/20

11:30 am-8:53 pm

2 stops25h 23m

$1,583

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Mon 2/9

6:15 am-7:00 am

2 stops32h 45m

Sydney Kingsford Smith

Fri 2/13

2:00 pm-8:53 pm

2 stops22h 53m

$2,269

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Fri 1/30

1:02 pm-6:55 am

2 stops25h 53m

Sydney Kingsford Smith

Fri 2/6

2:05 pm-10:26 pm

3 stops24h 21m

$14,085

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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, February is the cheapest month in which you can book a flight from Allentown to Australia (average of $154). Flying from Allentown to Australia in January is currently the most expensive (average of $949). 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, American Airlines, and Delta can get you from Allentown to Australia in just under 24h 39m. Your travel time can differ by up to 9h 23m. 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, February is the cheapest month in which you can book a flight from Allentown to Australia (average of $154). Flying from Allentown to Australia in January is currently the most expensive (average of $949). 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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