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$492+ Cheap flights from Aurora, CO to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SYD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Aurora to Sydney Kingsford Smith are usually found in April or May, booked 41 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Aurora to Sydney

Cheapest flights from Aurora to Sydney
Explore the most affordable flight options available from Aurora to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:05 pmDEN - SYD
2 stops27h 35mMultiple Airlines
Tue 1/137:15 pmSYD - DEN
2 stops39h 15mMultiple Airlines
Deal found 12/16$1,464
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:05 pmDEN - SYD
2 stops25h 35mAir Canada
Tue 1/137:15 pmSYD - DEN
2 stops39h 15mAir Canada
Deal found 12/17$1,532
This American Airlines deal was found by Cheapflights users on 12/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:11 pmDEN - SYD
1 stop18h 49mAmerican Airlines
Tue 1/1311:20 amSYD - DEN
1 stop18h 58mAmerican Airlines
Deal found 12/17$1,572
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:05 pmDEN - SYD
1 stop20h 30mAir Canada
Mon 1/127:15 pmSYD - DEN
2 stops35h 22mAir Canada
Deal found 12/17$1,596
This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:05 pmDEN - SYD
1 stop20h 30mAir Canada
Wed 1/149:00 amSYD - DEN
2 stops21h 26mAir Canada
Deal found 12/16$1,602
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/243:41 pmDEN - SYD
1 stop21h 19mUnited Airlines
Sun 1/1111:50 amSYD - DEN
1 stop24h 35mUnited Airlines
Deal found 12/17$1,663
This Delta deal was found by Cheapflights users on 12/17. 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 12/247:10 amDEN - SYD
2 stops31h 20mDelta
Sun 1/1110:40 amSYD - DEN
2 stops30h 45mDelta
Deal found 12/17$1,668

Find flight deals from Aurora to Sydney

Keep the following information in mind while searching for Aurora to Sydney flight deals. Data was last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$836
(Trip.com)

One-way from

$492
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,604
Provider with most accurate pricing for Denver Intl-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Sydney Kingsford Smith flights.
Search Deals
From Aurora to Sydney Kingsford Smith
Search Deals
One-way flight from Aurora to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($294 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Aurora 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 December 18, 2025.
Use the filters below to find and compare flights from Aurora to Sydney that are best for you.

Fly from

Aurora

Fly to

Sydney

Route

Depart

Return

Price

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Wed 3/4

7:05 pm-9:35 am

1 stop20h 30m

Sydney Kingsford Smith

Wed 3/18

10:20 am-12:28 pm

1 stop19h 08m

$954

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sun 2/15

11:42 am-9:35 am

2 stops27h 53m

Sydney Kingsford Smith

Sun 3/8

8:00 am-11:37 am

2 stops21h 37m

$969

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sun 2/8

11:42 am-9:35 am

2 stops27h 53m

Sydney Kingsford Smith

Sun 2/22

8:00 am-12:28 pm

2 stops22h 28m

$974

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Thu 3/12

8:04 pm-9:00 am

1 stop19h 56m

Sydney Kingsford Smith

Wed 3/25

5:45 pm-12:59 am

2 stops24h 14m

$1,006

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 2/7

12:53 pm-9:00 am

1 stop26h 07m

Sydney Kingsford Smith

Sat 2/14

11:20 am-4:00 pm

2 stops22h 40m

$1,028

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 1/31

7:05 pm-9:35 am

1 stop20h 30m

Sydney Kingsford Smith

Thu 2/12

11:20 am-4:53 pm

2 stops23h 33m

$1,039

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Thu 1/15

7:05 pm-5:40 pm

2 stops28h 35m

Sydney Kingsford Smith

Thu 1/22

11:20 am-6:07 pm

2 stops24h 47m

$1,059

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 2/28

11:19 am-9:35 am

2 stops28h 16m

Sydney Kingsford Smith

Tue 3/3

11:20 am-12:37 pm

1 stop19h 17m

$1,099

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 1/19

10:08 am-9:15 am

1 stop29h 07m

Sydney Kingsford Smith

Mon 1/26

2:00 pm-4:37 pm

1 stop20h 37m

$1,163

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Tue 1/20

3:58 pm-6:20 am

1 stop20h 22m

Sydney Kingsford Smith

Wed 1/28

2:00 pm-2:44 pm

1 stop18h 44m

$1,163

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 20 results
1
2

Best time to book a flight from Aurora to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Aurora 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 Aurora to Sydney

How far ahead should I book a flight from Aurora to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Aurora to Sydney. Price data was last updated on December 12, 2025.

The price you pay for your flight from Aurora to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 41 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Aurora to Sydney?

Currently, June is the cheapest month in which you can book a flight from Aurora to Sydney (average of $667). Flying from Aurora to Sydney in January is currently the most expensive (average of $858). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from 9UR to SYD?

Find hourly flight availability from Aurora to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s optimal to fly from Aurora to Sydney in the morning. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Aurora to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Aurora to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Aurora to Sydney flight should consider departing on Saturday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated December 18, 2025.
See what other customers who have flown with Delta, Qantas Airways, and United Airlines from Aurora to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Qantas Airways
7.5
Good
947 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,091 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,534 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Aurora 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 Aurora?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Aurora to Sydney. You should not have trouble finding flights to Kingsford Smith from Aurora; the airport handles an average of 0 inbound flights from Aurora per day. You should also have plenty of airline options to choose from since 8 airlines have flights to the Sydney airport from Aurora. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

  • How long is the flight from Aurora to Sydney?

    There are many flights that can get you from Aurora to Sydney in 19h 56m. Fly via Air Canada or American Airlines to get the fastest option. The distance from Aurora to Sydney is about 8348 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Aurora to Sydney one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $331. Qantas Airways flights start at $392 while deals on American Airlines start at $405 one-way.

  • Can I find deals for flights from Aurora to Sydney that include hotel bookings?

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

  • How can I find direct flights from Aurora to Sydney?

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

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

    Yes. Cheapflights offers flight deals from Aurora 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.

  • What is the cheapest month to book a flight from Aurora to Sydney?

    Currently, June is the cheapest month in which you can book a flight from Aurora to Sydney (average of $667). Flying from Aurora to Sydney in January is currently the most expensive (average of $858). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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Alternative routes for Aurora to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Aurora to Sydney

Discover the top 8 airlines that operate flights from Aurora to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest$684Average$1,356FlexibilityNo cancel feeOn-time74%
Alaska AirlinesCheapest$745Average$856FlexibilityNo cancel feeOn-time75%
DeltaCheapest$786Average$1,404FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$803Average$897FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$826Average$857FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$834Average$1,266FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$853Average$1,459FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$980Average$1,269FlexibilityNo cancel feeOn-time67%

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