$1,044 Cheap Flights from Aspen (ASE) to Sydney (SYD)

View $1,044 flight on Mon, Nov 24, 2025Opens in a new window

Popular airlines from Aspen/Pitkin County Airport (ASE) to Sydney Airport (SYD)

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Cheap Flights from Aspen to Sydney (ASE-SYD)

Prices were available within the past 7 days and start at $1,044 for one-way flights and $1,589 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Thu, Oct 30 - Thu, Nov 6
ASE
Aspen
SYD
Sydney
$1,589 Roundtrip, found 3 days ago
$1,589
Roundtrip
found 3 days ago
Select Air New Zealand flight, departing Thu, Oct 30 from Aspen to Sydney, returning Thu, Nov 6, priced at $1,589 found 3 days ago
Air New Zealand
Thu, Aug 13 - Sat, Aug 22
ASE
Aspen
SYD
Sydney
$1,651 Roundtrip, found 18 hours ago
$1,651
Roundtrip
found 18 hours ago
Select Air New Zealand flight, departing Thu, Aug 13 from Aspen to Sydney, returning Sat, Aug 22, priced at $1,651 found 18 hours ago
Air New Zealand
Thu, Aug 13 - Sat, Aug 22
ASE
Aspen
SYD
Sydney
$1,661 Roundtrip, found 18 hours ago
$1,661
Roundtrip
found 18 hours ago
Select Air New Zealand flight, departing Thu, Aug 13 from Aspen to Sydney, returning Sat, Aug 22, priced at $1,661 found 18 hours ago
Air New Zealand
Thu, Aug 13 - Sat, Aug 22
ASE
Aspen
SYD
Sydney
$1,671 Roundtrip, found 18 hours ago
$1,671
Roundtrip
found 18 hours ago
Select Air New Zealand flight, departing Thu, Aug 13 from Aspen to Sydney, returning Sat, Aug 22, priced at $1,671 found 18 hours ago
Air New Zealand
Thu, Aug 13 - Sat, Aug 22
ASE
Aspen
SYD
Sydney
$1,678 Roundtrip, found 18 hours ago
$1,678
Roundtrip
found 18 hours ago
Select Air New Zealand flight, departing Thu, Aug 13 from Aspen to Sydney, returning Sat, Aug 22, priced at $1,678 found 18 hours ago
Air New Zealand
Thu, Aug 13 - Sat, Aug 22
ASE
Aspen
SYD
Sydney
$1,685 Roundtrip, found 18 hours ago
$1,685
Roundtrip
found 18 hours ago
Select Air New Zealand flight, departing Thu, Aug 13 from Aspen to Sydney, returning Sat, Aug 22, priced at $1,685 found 18 hours ago
Air New Zealand
Thu, Aug 13 - Sat, Aug 22
ASE
Aspen
SYD
Sydney
$1,688 Roundtrip, found 18 hours ago
$1,688
Roundtrip
found 18 hours ago
Select Air New Zealand flight, departing Thu, Aug 13 from Aspen to Sydney, returning Sat, Aug 22, priced at $1,688 found 18 hours ago
Air New Zealand
Thu, Aug 13 - Sat, Aug 22
ASE
Aspen
SYD
Sydney
$1,695 Roundtrip, found 18 hours ago
$1,695
Roundtrip
found 18 hours ago
Select Air New Zealand flight, departing Thu, Aug 13 from Aspen to Sydney, returning Sat, Aug 22, priced at $1,695 found 18 hours ago
Qantas Airways
Fri, Feb 20 - Sun, Mar 1
ASE
Aspen
SYD
Sydney
$1,947 Roundtrip, found 5 days ago
$1,947
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Fri, Feb 20 from Aspen to Sydney, returning Sun, Mar 1, priced at $1,947 found 5 days ago
Qatar Airways
Thu, Aug 13 - Sat, Aug 22
ASE
Aspen
SYD
Sydney
$3,405 Roundtrip, found 18 hours ago
$3,405
Roundtrip
found 18 hours ago
Select Qatar Airways flight, departing Thu, Aug 13 from Aspen to Sydney, returning Sat, Aug 22, priced at $3,405 found 18 hours ago

Frequently asked questions

How much does a flight from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD) cost?
Snag a cheap one-way flight from $1,044 or cheap return flight from $1,589 from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD)?
Planning your getaway for October is a good way to save, as it's the cheapest month for flights between ASE and SYD. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD)?
To find the cheapest airline that'll fly you from ASE to SYD, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD)?
There are no daily direct flights departing from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from ASE to SYD?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD)?
Book a flight from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD) last-minute?
Waiting until just before your departure to book a ticket from ASE to SYD generally means paying more. Although you may find some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open for a better chance of getting a bargain.
Is it cheaper to book an ASE to SYD flight and hotel package?
Securing an ASE to SYD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our extensive range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Pitkin County Airport (ASE) to Kingsford Smith Intl. Airport (SYD)?
If you booked your ASE to SYD flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Pitkin County
Destination airport
Kingsford Smith Intl.
Airlines serving
Air New Zealand, Qantas Airways, Qatar Airways
Roundtrip price
$1,588
Distance
8228 mi

Book with confidence

Book with confidence

Aspen to Sydney Flights

The cheapest times to fly from Aspen to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Aspen to Sydney are during the month of October. You can find some of the cheapest flights from Aspen to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Aspen to Sydney

Sunday is one of the best days to book for cheap flights from Aspen to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Aspen to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Aspen to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,044 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Aspen to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Aspen to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Aspen to Sydney Flights

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Explore a world of travel with Expedia

*Available to One Key members.