Cheap flights from Idaho Falls, ID to Sydney, Australia
Flights starting at £510. Choose between Alaska Airlines, Allegiant Air, or Qantas to find the best price.
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Tips to know when travelling to Sydney
Cheapest one-way trip | £510 |
---|---|
Cheapest round-trip | £937 |
Average round-trip | £1,216 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
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The most popular airlines for this route are Alaska Airlines, Allegiant Air, Qantas, Frontier Airlines, and Cathay Pacific. Idaho Falls and Sydney have 143 direct flights per week. When you arrive at Sydney, consider visiting Sydney Opera House, and Blue Mountains.
Check-in for a flight from Idaho Falls to Sydney
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Qantas | QFA | QF | Yes | 0 0 |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Cathay Pacific | CPA | CX | Yes | 0 0 |
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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