Cheap flights from Allentown, PA to Sydney, Australia
Flights starting at $663. Choose between Allegiant Air, Qantas, or United Airlines to find the best price.
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Tips to know when travelling to Sydney
Cheapest one-way trip | $979 |
---|---|
Cheapest round-trip | $1,832 |
Includes rare itinerary | |
Most popular airline | Allegiant Air |
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The most popular airlines for this route are Allegiant Air, Qantas, United Airlines, Spirit Airlines, and Frontier Airlines. Allentown and Sydney have 100 direct flights per week. When you arrive at Sydney, consider visiting Sydney Opera House, and Blue Mountains.
Check-in for a flight from Allentown to Sydney
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Qantas | QFA | QF | Yes | 0 0 |
United Airlines | UAL | UA | Yes | No |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Sydney
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 26°C | 20°C |
February | 25°C | 20°C |
March | 24°C | 19°C |
April | 22°C | 16°C |
May | 19°C | 13°C |
June | 17°C | 11°C |
July | 16°C | 10°C |
August | 17°C | 10°C |
September | 20°C | 12°C |
October | 21°C | 14°C |
November | 23°C | 16°C |
December | 24°C | 18°C |
14 day forecast
Frequently asked questions
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