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$1,295+ Cheap flights from Lehigh Valley to Sydney (SYD)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SYD
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheap flight deals from Lehigh Valley to Sydney

Keep the following information in mind while searching for Lehigh Valley to Sydney flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,295
(United Airlines)
Provider with most accurate pricing for Allentown-Bethlehem-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Sydney Kingsford Smith flights.
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From Lehigh Valley to Sydney Kingsford Smith
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Find flight deals from Lehigh Valley to Sydney

Cheapest flights from Lehigh Valley to Sydney
Explore the most affordable flight options available from Lehigh Valley to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Delta deal was found by Cheapflights users on 10/23. 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 11/2212:56 pmABE - SYD
2 stops27h 34mDelta
Sun 12/710:40 amSYD - ABE
2 stops27h 31mDelta
Deal found 10/23$1,345
This Delta deal was found by Cheapflights users on 10/22. 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 11/16:00 amABE - SYD
2 stops34h 30mDelta
Sat 11/1510:40 amSYD - ABE
2 stops27h 32mDelta
Deal found 10/22$1,395
This Delta deal was found by Cheapflights users on 10/21. 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.
Tue 12/3012:49 pmABE - SYD
2 stops26h 01mDelta
Sun 1/1110:40 amSYD - ABE
2 stops28h 12mDelta
Deal found 10/21$1,565
This Delta deal was found by Cheapflights users on 10/22. 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 11/1312:56 pmABE - SYD
2 stops27h 34mDelta
Mon 11/1710:40 amSYD - ABE
2 stops27h 32mDelta
Deal found 10/22$1,657
This Delta deal was found by Cheapflights users on 10/22. 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 12/56:25 amABE - SYD
2 stops34h 05mDelta
Fri 12/1210:40 amSYD - ABE
2 stops27h 31mDelta
Deal found 10/22$1,727
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/111:00 pmABE - SYD
2 stops26h 00mUnited Airlines
Fri 11/2112:10 pmSYD - ABE
2 stops39h 38mUnited Airlines
Deal found 10/21$2,266
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 12/242:00 pmABE - SYD
2 stops26h 30mDelta
Fri 1/910:40 amSYD - ABE
2 stops28h 12mDelta
Deal found 10/21$3,855
This Delta deal was found by Cheapflights users on 10/21. 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
Wed 12/1010:40 amSYD - ABE
2 stops27h 31mDelta
Deal found 10/21$4,131
This Delta deal was found by Cheapflights users on 10/21. 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 11/2212:56 pmABE - SYD
2 stops27h 34mDelta
Fri 12/510:40 amSYD - ABE
2 stops27h 31mDelta
Deal found 10/21$5,302
This Delta deal was found by Cheapflights users on 10/21. 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.
Sun 11/2312:56 pmABE - SYD
2 stops27h 34mDelta
Sat 12/610:40 amSYD - ABE
2 stops27h 31mDelta
Deal found 10/21$6,246
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/71:00 pmABE - SYD
2 stops25h 20mUnited Airlines
Sun 12/1411:50 amSYD - ABE
2 stops25h 56mUnited Airlines
Deal found 10/22$10,922

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lehigh Valley 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, Cheapflights users made 2,558,603 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from Lehigh Valley to Sydney that are best for you.

Fly from

Lehigh Valley

Fly to

Sydney

Route

Depart

Return

Price

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Wed 2/11

6:15 am-9:15 am

2 stops35h 00m

Sydney Kingsford Smith

Tue 3/3

11:50 am-9:01 pm

2 stops25h 11m

$1,295

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sat 2/7

11:30 am-7:00 am

2 stops51h 30m

Sydney Kingsford Smith

Sun 2/22

11:50 am-9:01 pm

2 stops25h 11m

$1,310

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Sat 11/22

12:56 pm-8:30 am

2 stops27h 34m

Sydney Kingsford Smith

Sun 12/7

10:40 am-10:11 pm

2 stops27h 31m

$1,345

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Tue 12/30

12:49 pm-6:50 am

2 stops26h 01m

Sydney Kingsford Smith

Sun 1/11

10:40 am-10:52 pm

2 stops28h 12m

$1,565

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Thu 11/13

6:10 am-8:30 am

2 stops34h 20m

Sydney Kingsford Smith

Mon 11/17

10:40 am-10:12 pm

2 stops27h 32m

$1,657

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Fri 12/5

6:25 am-8:30 am

2 stops34h 05m

Sydney Kingsford Smith

Fri 12/12

10:40 am-10:11 pm

2 stops27h 31m

$1,727

AllentownSydney

ABE - SYD

ABESYD

Allentown-Bethlehem

Mon 12/15

1:00 pm-9:05 am

2 stops28h 05m

$1,827

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Best time to book a flight from Lehigh Valley to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Lehigh Valley 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 Lehigh Valley to Sydney
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Lehigh Valley to Sydney. 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 into for flights to Sydney from Lehigh Valley?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Lehigh Valley. Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • How long is the flight from Lehigh Valley to Sydney?

    United Airlines and Delta can get you from Lehigh Valley to Sydney in just under 27h 34m. Your travel time can differ by up to 7h 26m. There are 9857 mi between Lehigh Valley and Sydney. 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 Lehigh Valley to Sydney that include hotel bookings?

    Yes. In addition to deals on Lehigh Valley to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lehigh Valley to Sydney?

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

  • Can I find deals for business class flights from Lehigh Valley to Sydney?

    Yes. Cheapflights offers flight deals from Lehigh Valley to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly
Coogee

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