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Cheap flights from Allentown to Sydney from $795

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Sydney departing on 8/23. 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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0 bags

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Find the cheapest flights from Allentown to Sydney

Cheap round-trip flights

American Airlines Logo
2:52 pm - 7:05 amABE-SYD
26h 13m2 stops
American Airlines Logo
9:10 am - 10:29 pmSYD-ABE
27h 19m2 stops
$1,458American Airlines
Find Deal
sáb., sep. 20 - sáb., sep. 27
United Airlines Logo
1:00 pm - 9:05 amABE-SYD
28h 05m2 stops
United Airlines Logo
11:50 am - 4:47 pmSYD-ABE
44h 57m2 stops
$1,669United Airlines
Find Deal
jue., nov. 13 - lun., nov. 17
United Airlines Logo
1:00 pm - 9:05 amABE-SYD
28h 05m2 stops
United Airlines Logo
11:20 am - 11:48 amSYD-ABE
40h 28m2 stops
$1,674United Airlines
Find Deal
jue., nov. 13 - lun., nov. 17
United Airlines Logo
1:00 pm - 6:55 amABE-SYD
27h 55m2 stops
United Airlines Logo
9:30 am - 9:54 pmSYD-ABE
26h 24m3 stops
$1,800United Airlines
Find Deal
sáb., sep. 20 - sáb., sep. 27
United Airlines Logo
1:00 pm - 7:00 amABE-SYD
28h 00m2 stops
United Airlines Logo
9:30 am - 9:54 pmSYD-ABE
26h 24m3 stops
$11,479United Airlines
Find Deal
vie., sep. 19 - vie., sep. 26

United Airlines flights from Allentown to Sydney

Our best United Airlines deals on Allentown to Sydney flight tickets
United Airlines
Nov 13
ABE1:00 pmAllentown-Bethlehem
28h 05m
2 stops
SYD9:05 amSydney Kingsford Smith
Nov 17
SYD11:50 amSydney Kingsford Smith
44h 57m
2 stops
ABE4:47 pmAllentown-Bethlehem
$1,669
Find similar
United Airlines
Nov 13
ABE1:00 pmAllentown-Bethlehem
28h 05m
2 stops
SYD9:05 amSydney Kingsford Smith
Nov 17
SYD11:20 amSydney Kingsford Smith
40h 28m
2 stops
ABE11:48 amAllentown-Bethlehem
$1,674
Find similar
United Airlines
Sep 20
ABE1:00 pmAllentown-Bethlehem
27h 55m
2 stops
SYD6:55 amSydney Kingsford Smith
Sep 27
SYD9:30 amSydney Kingsford Smith
26h 24m
3 stops
ABE9:54 pmAllentown-Bethlehem
$1,800
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Sydney 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 agosto 7, 2025.
Use the filters below to find and compare flights from Allentown to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

sáb. 9/20

2:52 pm-7:05 am

2 stops26h 13m

Sydney Kingsford Smith

sáb. 9/27

9:10 am-10:29 pm

2 stops27h 19m

$1,458

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

jue. 11/13

1:00 pm-9:05 am

2 stops28h 05m

Sydney Kingsford Smith

lun. 11/17

11:50 am-4:47 pm

2 stops44h 57m

$1,669

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

jue. 11/13

1:00 pm-9:05 am

2 stops28h 05m

Sydney Kingsford Smith

lun. 11/17

11:20 am-11:48 am

2 stops40h 28m

$1,674

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

sáb. 9/20

1:00 pm-6:55 am

2 stops27h 55m

Sydney Kingsford Smith

sáb. 9/27

9:30 am-9:54 pm

3 stops26h 24m

$1,800

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

vie. 9/19

1:00 pm-7:00 am

2 stops28h 00m

Sydney Kingsford Smith

vie. 9/26

9:30 am-9:54 pm

3 stops26h 24m

$11,479

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

sáb. 8/23

6:00 am-6:35 am

2 stops34h 35m

$795

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

mié. 8/27

5:28 pm-6:55 am

2 stops47h 27m

$822

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

mar. 12/30

2:30 pm-9:15 am

2 stops26h 45m

$916

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

lun. 12/29

5:32 pm-9:15 am

2 stops47h 43m

$945

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

jue. 1/1

2:30 pm-9:05 am

2 stops26h 35m

$981

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Allentown to Sydney

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 airline that flies from Allentown-Bethlehem to Sydney Kingsford Smith?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Allentown-Bethlehem to Sydney Kingsford Smith

What airlines fly to Sydney?

United Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to Sydney from Allentown according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 7 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

When to book flights from Allentown to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Allentown to Sydney (ABE to SYD) flight deals and tips

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

Best Price Found

$795

Fastest flight time

26h 13m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Allentown in the past 72 hours is $795. The best round-trip flight deal from Allentown to Sydney found on momondo in the last 72 hours is $1,458.
The fastest flight from Allentown to Sydney takes 26h 13m
There are no direct flights from Allentown to Sydney. Popular non-direct route for this connection is Allentown-Bethlehem Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
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  • How far is Allentown-Bethlehem to Sydney Kingsford Smith by plane?

    There are 9851.4 mi between Allentown-Bethlehem and Sydney Kingsford Smith. 26h 13m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Allentown-Bethlehem Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Sydney Kingsford Smith Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Allentown-Bethlehem Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Coogee
Cronulla
Penrith
Manly
Lithgow
Charlestown
Swansea
Leura
Terrigal

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Sydney from Allentown which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Allentown to Sydney.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Allentown and alert you when they change.

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