$300+ Cheap flights from Allentown
This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Find flights from Allentown
Cheapest flights from AllentownExplore the most affordable flight options available from Allentown. Find the lowest fares based on data from user searches, with prices last updated on 3 July 2025.
Explore the most affordable flight options available from Allentown. Find the lowest fares based on data from user searches, with prices last updated on 3 July 2025.
Find flights from Allentown within your budget
Find flights departing from Allentown that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 3 July 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches
Fly to
Route
Depart
Return
Price
AllentownSydney
ABE - SYD
ABESYD
Allentown-Bethlehem
Fri 15/8
06:00-06:35
2 stops34h 35m
Sydney Kingsford Smith
Fri 22/8
09:25-22:57
2 stops27h 32m
AllentownSydney
ABE - SYD
ABESYD
Allentown-Bethlehem
Sat 16/8
17:35-07:00
2 stops23h 25m
Sydney Kingsford Smith
Sat 23/8
09:30-21:54
3 stops26h 24m
AllentownSydney
ABE - SYD
ABESYD
Allentown-Bethlehem
Fri 15/8
14:56-06:55
2 stops25h 59m
Sydney Kingsford Smith
Fri 22/8
12:10-21:44
3 stops23h 34m
Best time to book a flight from Allentown
Have a flexible travel schedule? Discover the best time to fly from Allentown with our price prediction graph.
Travel insights for flights from Allentown
Get recent, data-driven insights about flights from Allentown including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Allentown?
Currently, August is the cheapest month in which you can book a flight from Allentown (average of $426). Flying from Allentown in July will prove the most costly (average of $1,349). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
Airline reviews for flights from Allentown
Get insights into the airlines that provide service from Allentown. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Allentown. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Read through reviews of airlines serving Allentown, such as Delta, United Airlines, andAmerican Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Boarding
Comfort
Entertainment
Overall
Food
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Comfort
Entertainment
Overall
Food
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Comfort
Entertainment
Overall
Food
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Comfort
Entertainment
Overall
Food
Reviews
Kim,May 2025
PIH - SLC
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Direct flights from Pennsylvania
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Related info for your journey
Access useful and relevant information related to your journey from Allentown. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 3 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Allentown?
When you search for this flight from Allentown, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.
Why should you use Cheapflights to find cheap flight tickets from Allentown?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Allentown for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Allentown with no change fees?
Certainly. Search results for flights from Allentown shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Allentown become cheaper?
Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Allentown today and book when you’re ready!