How do I get Price Alerts for flights from Allentown to Australia?

Confirm your travel details to search for the latest offers for flights from Allentown to Australia . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Allentown to Australia with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Allentown-Bethlehem Airport to Australia?

Prices for flights from Allentown-Bethlehem Airport to Australia were last updated today.

How old do you have to be to fly from Allentown-Bethlehem Airport to Australia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Australia.

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

The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$1,835 Cheap Flights from Allentown to Australia in 2025/26

1 adult

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Find the cheapest flights from Allentown to Australia

Round-trip

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:25 - 07:35

ABE

SYD

34h 10m2 stops

09:15 - 12:06

SYD

ABE

40h 51m2 stops

$1,835Delta

Sun, 29 Mar - Mon, 6 Apr

12:46 - 07:35

ABE

SYD

51h 49m2 stops

09:15 - 12:06

SYD

ABE

40h 51m2 stops

$1,862Delta

Sat, 28 Mar - Mon, 6 Apr

17:54 - 07:35

ABE

SYD

46h 41m2 stops

09:15 - 22:47

SYD

ABE

51h 32m2 stops

$1,873Delta

Sat, 28 Mar - Sun, 5 Apr

06:25 - 07:30

ABE

SYD

34h 05m2 stops

09:15 - 12:06

SYD

ABE

40h 51m2 stops

$1,911Delta

Thu, 26 Mar - Mon, 6 Apr

17:32 - 06:55

ABE

SYD

47h 23m2 stops

10:20 - 21:05

SYD

ABE

24h 45m2 stops

$1,936United Airlines

Sat, 16 May - Sat, 30 May

06:25 - 07:30

ABE

SYD

34h 05m2 stops

09:15 - 17:14

SYD

ABE

45h 59m2 stops

$1,938Delta

Thu, 26 Mar - Sun, 5 Apr

12:46 - 07:30

ABE

SYD

27h 44m2 stops

10:15 - 12:06

SYD

ABE

40h 51m2 stops

$1,986Delta

Thu, 26 Mar - Thu, 2 Apr

12:46 - 07:30

ABE

SYD

27h 44m2 stops

10:15 - 12:06

SYD

ABE

40h 51m2 stops

$2,221Delta

Thu, 26 Mar - Sat, 4 Apr

12:46 - 07:35

ABE

SYD

27h 49m2 stops

09:15 - 12:06

SYD

ABE

40h 51m2 stops

$2,396Delta

Mon, 30 Mar - Sun, 5 Apr

12:46 - 07:35

ABE

SYD

27h 49m2 stops

10:15 - 12:06

SYD

ABE

40h 51m2 stops

$2,424Delta

Sat, 28 Mar - Sat, 4 Apr

United Airlines flights from Allentown to Australia

Our best United Airlines deals on Allentown to Australia flight tickets

United Airlines

16 May

ABE17:32Allentown-Bethlehem

47h 23m

2 stops

SYD06:55Sydney Kingsford Smith

30 May

SYD10:20Sydney Kingsford Smith

24h 45m

2 stops

ABE21:05Allentown-Bethlehem

$1,936

Find similar

United Airlines

9 Feb

ABE11:30Allentown-Bethlehem

27h 30m

2 stops

SYD07:00Sydney Kingsford Smith

13 Feb

SYD11:50Sydney Kingsford Smith

25h 03m

2 stops

ABE20:53Allentown-Bethlehem

$3,419

Find similar

United Airlines

20 Dec

ABE17:07Allentown-Bethlehem

45h 53m

2 stops

SYD07:00Sydney Kingsford Smith

30 Dec

SYD11:50Sydney Kingsford Smith

25h 57m

2 stops

ABE21:47Allentown-Bethlehem

$7,769

Find similar

Delta flights from Allentown to Australia

Our best Delta deals on Allentown to Australia flight tickets

Delta

29 Mar

ABE06:25Allentown-Bethlehem

34h 10m

2 stops

SYD07:35Sydney Kingsford Smith

6 Apr

SYD09:15Sydney Kingsford Smith

40h 51m

2 stops

ABE12:06Allentown-Bethlehem

$1,835

Find similar

Delta

28 Mar

ABE12:46Allentown-Bethlehem

51h 49m

2 stops

SYD07:35Sydney Kingsford Smith

6 Apr

SYD09:15Sydney Kingsford Smith

40h 51m

2 stops

ABE12:06Allentown-Bethlehem

$1,862

Find similar

Delta

28 Mar

ABE17:54Allentown-Bethlehem

46h 41m

2 stops

SYD07:35Sydney Kingsford Smith

5 Apr

SYD09:15Sydney Kingsford Smith

51h 32m

2 stops

ABE22:47Allentown-Bethlehem

$1,873

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sun 29/3

06:25-07:35

2 stops34h 10m

Sydney Kingsford Smith

Mon 6/4

09:15-12:06

2 stops40h 51m

$1,835

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sat 28/3

12:46-07:35

2 stops51h 49m

Sydney Kingsford Smith

Mon 6/4

09:15-12:06

2 stops40h 51m

$1,862

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sat 28/3

17:54-07:35

2 stops46h 41m

Sydney Kingsford Smith

Sun 5/4

09:15-22:47

2 stops51h 32m

$1,873

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Thu 26/3

06:25-07:30

2 stops34h 05m

Sydney Kingsford Smith

Mon 6/4

09:15-12:06

2 stops40h 51m

$1,911

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sat 16/5

17:32-06:55

2 stops47h 23m

Sydney Kingsford Smith

Sat 30/5

10:20-21:05

2 stops24h 45m

$1,936

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Thu 26/3

06:25-07:30

2 stops34h 05m

Sydney Kingsford Smith

Sun 5/4

09:15-17:14

2 stops45h 59m

$1,938

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Thu 26/3

12:46-07:30

2 stops27h 44m

Sydney Kingsford Smith

Thu 2/4

10:15-12:06

2 stops40h 51m

$1,986

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Thu 26/3

12:46-07:30

2 stops27h 44m

Sydney Kingsford Smith

Sat 4/4

10:15-12:06

2 stops40h 51m

$2,221

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Mon 30/3

12:46-07:35

2 stops27h 49m

Sydney Kingsford Smith

Sun 5/4

09:15-12:06

2 stops40h 51m

$2,396

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sat 28/3

12:46-07:35

2 stops27h 49m

Sydney Kingsford Smith

Sat 4/4

10:15-12:06

2 stops40h 51m

$2,424

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Allentown to Australia flight deals and tips

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

Fastest flight time	27h 35m
Direct flights	None

The fastest flight from Allentown to Australia takes 27h 35m

There are no direct flights from Allentown to Australia. There are no popular flight routes from Allentown to Australia.

Search flight deals

When did momondo last update prices for flights from Allentown-Bethlehem Airport to Australia?
Prices for flights from Allentown-Bethlehem Airport to Australia were last updated today.
How old do you have to be to fly from Allentown-Bethlehem Airport to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

How do I get Price Alerts for flights from Allentown to Australia?
Confirm your travel details to search for the latest offers for flights from Allentown to Australia. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Allentown to Australia with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

It is quick and easy to find Allentown to Australia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Australia that suits you.

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

Flights from Allentown to Australia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Allentown to Australia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Allentown to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.