Cheap flights from Australia to Colorado from $556

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 21/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DEN
3 Jan — 10 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Colorado

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Colorado
Explore the most affordable flight options available from Australia to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 December 2025.

Thu 4/1219:40BNE - DEN
2 stops36h 33mAmerican Airlines
Mon 8/1214:48DEN - BNE
1 stop22h 42mAmerican Airlines
Deal found 1/12$1,410
Thu 4/1210:45BNE - DEN
2 stops50h 10mAir Canada
Mon 8/1215:59DEN - BNE
2 stops23h 46mAir Canada
Deal found 30/11$1,812
Sun 28/1211:40BNE - DEN
2 stops37h 44mUnited Airlines
Sat 17/113:35DEN - BNE
1 stop24h 55mUnited Airlines
Deal found 2/12$1,991
Mon 29/1219:40BNE - DEN
1 stop31h 26mMultiple Airlines
Sat 17/118:49DEN - BNE
2 stops46h 16mMultiple Airlines
Deal found 1/12$2,207
Wed 17/1211:50SYD - DEN
1 stop20h 41mUnited Airlines
Sat 3/121:11DEN - SYD
1 stop42h 04mUnited Airlines
Deal found 2/12$2,298
Sun 14/1211:20SYD - DEN
1 stop22h 34mQantas Airways
Sun 28/1220:11DEN - SYD
1 stop18h 49mQantas Airways
Deal found 2/12$2,336
Mon 29/1209:40BNE - DEN
1 stop23h 17mQantas Airways
Sun 18/112:52DEN - BNE
2 stops27h 43mQantas Airways
Deal found 1/12$2,368
Sun 14/1211:20SYD - DEN
2 stops21h 53mAmerican Airlines
Sun 28/1218:44DEN - SYD
2 stops20h 16mAmerican Airlines
Deal found 2/12$2,369
Tue 30/1213:00MEL - DEN
2 stops27h 52mUnited Airlines
Tue 6/114:01DEN - MEL
2 stops25h 59mUnited Airlines
Deal found 2/12$2,398
Sun 28/1212:10BNE - DEN
1 stop21h 20mQantas Airways
Sun 18/112:52DEN - BNE
2 stops26h 23mQantas Airways
Deal found 1/12$2,409
Wed 24/1214:00SYD - COS
2 stops20h 28mUnited Airlines
Tue 13/113:25COS - SYD
2 stops25h 40mUnited Airlines
Deal found 3/12$2,412
Mon 29/1210:45BNE - DEN
2 stops38h 55mAir Canada
Sat 17/119:05DEN - BNE
2 stops42h 55mAir Canada
Deal found 1/12$2,426

Find flight deals from Australia to Colorado

Keep the following information in mind while searching for Australia to Colorado flight deals. Data was last updated 4 December 2025.

Round-trip from

$1,143

One-way from

$556

Popular in

December

Cheapest in

February

Average price

$2,293
22/1-29/1
  • 22/1-29/1
  • 4 total stops
  • 59h 16m total
  • Australia to Colorado
21/2
  • 21/2
  • 2 total stops
  • 29h 06m total
  • Australia to Colorado
Highest demand for flights based on searches. 17% potential increase in price ($522 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($98 potential savings vs. average return price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to Colorado 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 647,157 searches. Data last updated 4 December 2025.
Use the filters below to find and compare flights from Australia to Colorado that are best for you.

Fly from

Australia

Fly to

Colorado

Route

Depart

Return

Price

BrisbaneDenver

BNE - DEN

BNEDEN

Brisbane

Thu 22/1

12:10-23:31

1 stop28h 21m

Denver Intl

Thu 29/1

11:00-05:00

1 stop25h 00m

$1,216

BrisbaneDenver

BNE - DEN

BNEDEN

Brisbane

Mon 16/3

09:45-08:54

2 stops39h 09m

Denver Intl

Thu 26/3

11:49-07:45

1 stop27h 56m

$1,343

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Thu 19/3

11:20-09:56

2 stops39h 36m

Colorado Springs

Mon 23/3

12:30-06:55

2 stops49h 25m

$1,387

PerthDenver

PER - DEN

PERDEN

Perth

Tue 3/2

23:10-12:26

2 stops28h 16m

Denver Intl

Tue 17/2

15:56-14:30

2 stops31h 34m

$1,525

PerthDenver

PER - DEN

PERDEN

Perth

Tue 3/2

22:55-17:44

2 stops33h 49m

Denver Intl

Tue 17/2

09:51-14:30

3 stops37h 39m

$1,536

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

Fri 1/5

06:00-20:00

2 stops30h 00m

Denver Intl

Mon 4/5

18:55-11:05

2 stops24h 10m

$1,656

PerthDenver

PER - DEN

PERDEN

Perth

Wed 18/2

16:45-12:37

2 stops34h 52m

Denver Intl

Sun 22/2

08:05-21:35

2 stops46h 30m

$1,711

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

Fri 10/4

06:00-12:38

2 stops22h 38m

Denver Intl

Mon 27/4

19:05-11:25

2 stops24h 20m

$1,727

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 26/4

11:55-22:30

2 stops26h 35m

Denver Intl

Mon 11/5

17:30-18:10

2 stops32h 40m

$1,755

BrisbaneDenver

BNE - DEN

BNEDEN

Brisbane

Fri 16/1

10:45-19:29

1 stop25h 44m

Denver Intl

Fri 23/1

19:05-07:00

2 stops42h 55m

$1,764

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 54 results
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Best time to book a flight from Australia to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Australia with our price prediction graph.
Estimated return 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 Australia to Colorado

What is the cheapest month to book a flight from Australia to Colorado?

Currently, February is the cheapest month in which you can book a flight from Australia to Colorado (average of $675). Flying from Australia to Colorado in December is currently the most expensive (average of $1,501). 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 AU to CO?

Find hourly flight availability from Australia to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 December 2025.

It’s optimal to fly from Australia to Colorado at midday. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Australia to Colorado?

Use this chart to determine the cheapest time to fly return from Australia to Colorado. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Australia to Colorado flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated 4 December 2025.
Get a feel of what it's like to fly with Air New Zealand, Virgin Australia, andQantas Airways from Australia to Colorado by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Food

7.4

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

Boarding

8.2

Food

7.4

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

Boarding

8.2

Food

7.4

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

Boarding

8.2

Food

7.4

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

Boarding

8.2

Food

7.4

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

Boarding

8.2

Food

7.4

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

Related info for your journey

Find useful and relevant information for your journey from Australia to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Australia to Colorado?

    Departing from Australia to Colorado will take you 26h 35m. The distance from Australia to Colorado is about 13435 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Australia to Colorado one-way?

    To fly one-way, consider booking your trip with Qantas Airways, which is currently one of the cheapest options available, starting at $656. Air Canada flights start at $784 while deals on United Airlines start at $1,141 one-way.

  • Can I find deals for flights from Australia to Colorado that include hotel bookings?

    Yes. In addition to deals on Australia to Colorado flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Australia to Colorado?

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

  • Can I find deals for business class flights from Australia to Colorado?

    Yes. Cheapflights offers flight deals from Australia to Colorado 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 Australia to Colorado?

    Currently, February is the cheapest month in which you can book a flight from Australia to Colorado (average of $675). Flying from Australia to Colorado in December is currently the most expensive (average of $1,501). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Australia to Colorado

Discover the top 6 airlines that operate flights from Australia to Colorado. 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 647,157 searches. Data last updated 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$971Average$1,648FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,301Average$1,656FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,307Average$1,575FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,344Average$2,224FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,357Average$2,855FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
American AirlinesCheapest$1,615Average$1,716FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Australia to Colorado?

When you search for this flight from Australia to Colorado, 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 flight for you.

Why should you use Cheapflights to find cheap flight tickets from Australia to Colorado?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Australia to Colorado for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Australia to Colorado with no change fees?

Yes, we can. To see specific flights from Australia to Colorado with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Australia to Colorado become cheaper?

Not ready to book yet? You can track prices for flights from Australia to Colorado on Cheapflights with our Price Alert feature and get notified when better prices are available.

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