HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colorado

$440+ Cheap flights from Australia to Colorado

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DEN
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Australia to Colorado with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Australia to Colorado

Keep the following information in mind while searching for Australia to Colorado flight deals. Data was last updated julio 31, 2025.

Round-trip from

$815
(BestPriceTravel)

One-way from

$440
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,110
From Australia to Colorado
Search Deals
One-way flight from Australia to Colorado
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($248 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 July 2025
Search Deals

Find flight deals from Australia to Colorado

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 julio 31, 2025.

This Delta deal was found by Cheapflights users on 7/29. 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.
sáb. 9/139:25 amSYD - ASE
1 stop24h 28mDelta
sáb. 9/2012:02 pmASE - SYD
1 stop26h 33mDelta
Deal found 7/29$838
This BestPriceTravel deal was found by Cheapflights users on 7/31. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/110:00 amBNE - DEN
1 stop20h 55mAir Canada
dom. 8/247:05 pmDEN - BNE
1 stop20h 00mAir Canada
Deal found 7/31$855
This BestPriceTravel deal was found by Cheapflights users on 7/30. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/79:45 amMEL - DEN
1 stop24h 59mQantas Airways
mar. 10/1411:58 amDEN - MEL
1 stop25h 47mQantas Airways
Deal found 7/30$931
This BestPriceTravel deal was found by Cheapflights users on 7/31. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/108:05 pmBNE - DEN
1 stop19h 00mQantas Airways
lun. 9/156:00 amDEN - BNE
1 stop31h 25mQantas Airways
Deal found 7/31$935
This Trip.com deal was found by Cheapflights users on 7/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/51:15 pmSYD - DEN
2 stops27h 21mMultiple Airlines
vie. 9/126:34 pmDEN - SYD
2 stops25h 11mMultiple Airlines
Deal found 7/29$941
This BYOjet deal was found by Cheapflights users on 7/29. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/1610:20 amSYD - DEN
1 stop24h 53mAir Canada
sáb. 10/251:30 pmDEN - SYD
2 stops26h 05mAir Canada
Deal found 7/29$953
This American Airlines deal was found by Cheapflights users on 7/31. 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.
mar. 10/79:45 amMEL - DEN
2 stops25h 24mAmerican Airlines
mar. 10/149:17 amDEN - MEL
2 stops28h 28mAmerican Airlines
Deal found 7/31$963
This BYOjet deal was found by Cheapflights users on 7/30. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/36:00 amMEL - DEN
2 stops29h 23mAir Canada
sáb. 9/67:05 pmDEN - MEL
2 stops25h 15mAir Canada
Deal found 7/30$969
This BestPriceTravel deal was found by Cheapflights users on 7/30. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/139:10 amSYD - DEN
1 stop18h 19mQantas Airways
sáb. 8/305:59 pmDEN - SYD
1 stop21h 06mQantas Airways
Deal found 7/30$974
This United Airlines deal was found by Cheapflights users on 7/30. 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.
mar. 10/1410:30 amSYD - DEN
2 stops21h 30mUnited Airlines
sáb. 10/189:28 pmDEN - SYD
1 stop41h 32mUnited Airlines
Deal found 7/30$981
This United Airlines deal was found by Cheapflights users on 7/30. 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.
mié. 9/109:30 amMEL - DEN
2 stops24h 44mUnited Airlines
dom. 9/289:28 pmDEN - MEL
1 stop42h 02mUnited Airlines
Deal found 7/30$994
This American Airlines deal was found by Cheapflights users on 7/31. 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.
lun. 10/277:25 pmBNE - DEN
1 stop20h 04mAmerican Airlines
dom. 11/162:22 pmDEN - BNE
2 stops21h 38mAmerican Airlines
Deal found 7/31$996

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated julio 31, 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

mar. 1/20

11:30 am-12:29 pm

1 stop17h 59m

Denver Intl

mar. 1/27

1:00 pm-6:00 am

1 stop24h 00m

$815

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

sáb. 9/13

9:25 am-5:53 pm

1 stop24h 28m

Aspen Pitkin County

sáb. 9/20

12:02 pm-6:35 am

1 stop26h 33m

$838

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

mar. 10/7

9:45 am-5:44 pm

1 stop24h 59m

Denver Intl

mar. 10/14

11:58 am-6:45 am

1 stop25h 47m

$931

BrisbaneDenver

BNE - DEN

BNEDEN

Brisbane

mié. 9/10

8:45 pm-12:28 pm

2 stops31h 43m

Denver Intl

lun. 9/15

7:05 pm-7:05 am

1 stop20h 00m

$937

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

vie. 9/5

1:15 pm-12:36 am

2 stops27h 21m

Denver Intl

vie. 9/12

6:34 pm-11:45 am

2 stops25h 11m

$941

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

jue. 10/16

10:20 am-6:13 pm

1 stop24h 53m

Denver Intl

sáb. 10/25

7:52 am-8:35 am

1 stop31h 43m

$953

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

mar. 10/7

9:45 am-6:09 pm

2 stops25h 24m

Denver Intl

mar. 10/14

9:17 am-6:45 am

2 stops28h 28m

$963

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

mié. 9/3

6:00 am-7:23 pm

2 stops29h 23m

Denver Intl

sáb. 9/6

7:05 pm-12:20 pm

2 stops25h 15m

$969

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

mié. 8/13

9:10 am-11:29 am

1 stop18h 19m

Denver Intl

sáb. 8/30

5:59 pm-7:05 am

1 stop21h 06m

$974

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

mar. 10/14

10:30 am-3:00 pm

2 stops21h 30m

Denver Intl

sáb. 10/18

9:28 pm-8:00 am

1 stop41h 32m

$981

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 60 results
1
2
3
...
6

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 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 Australia to Colorado

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

Currently, October is the cheapest month in which you can book a flight from Australia to Colorado (average of $197). Flying from Australia to Colorado in March is currently the most expensive (average of $278). 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 julio 31, 2025.

When flying from Australia to Colorado, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 julio 31, 2025.
Read reviews from past customers who have flown Air Tahiti Nui, Japan Airlines, and Emirates from Australia to Colorado. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.6
Very good
68 reviews

Overall

8.6

Crew

9.0

Boarding

8.7

Entertainment

7.2

Comfort

8.0

Food

7.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.6
Very good
68 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Overall

8.6

Crew

9.0

Boarding

8.7

Entertainment

7.2

Comfort

8.0

Food

7.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very good
1,536 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Overall

8.6

Crew

9.0

Boarding

8.7

Entertainment

7.2

Comfort

8.0

Food

7.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Emirates
8.1
Very good
3,300 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Overall

8.6

Crew

9.0

Boarding

8.7

Entertainment

7.2

Comfort

8.0

Food

7.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Singapore Airlines
8.1
Very good
1,338 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Overall

8.6

Crew

9.0

Boarding

8.7

Entertainment

7.2

Comfort

8.0

Food

7.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Delta
8.0
Very good
7,981 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Overall

8.6

Crew

9.0

Boarding

8.7

Entertainment

7.2

Comfort

8.0

Food

7.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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.

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

    The cheapest airlines for a one-way flight from Australia to Colorado are Delta ($497), Air Canada ($574), and American Airlines ($750).

  • 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 vacation 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, October is the cheapest month in which you can book a flight from Australia to Colorado (average of $197). Flying from Australia to Colorado in March is currently the most expensive (average of $278). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Australia to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
Melbourne to John F Kennedy Intl flights
Sydney to Los Angeles flights
Melbourne to Newark flights
Melbourne to Los Angeles flights
Melbourne to LaGuardia flights
Sydney to John F Kennedy Intl flights
Brisbane to Los Angeles flights
Sydney to San Francisco flights
Auckland to Los Angeles flights
Sydney to Newark flights
Melbourne to San Francisco flights
Sydney to Honolulu flights
Sydney to LaGuardia flights
Sydney to Boston flights
Melbourne to Dallas/Fort Worth flights
Sydney to Ontario flights
Papeete to Los Angeles flights
Sydney to Dallas/Fort Worth flights
Melbourne to Ontario flights
Auckland to Honolulu flights
Melbourne to Honolulu flights
Auckland to John F Kennedy Intl flights
Perth to Newark flights
Perth to John F Kennedy Intl flights
Brisbane to John F Kennedy Intl flights
Brisbane to LaGuardia flights
Perth to Los Angeles flights
Avalon to Los Angeles flights
Brisbane to Newark flights
Sydney to Providence flights
Melbourne to Hobby flights
Brisbane to San Francisco flights
Avalon to Honolulu flights
Brisbane to Dallas/Fort Worth flights
Brisbane to Ontario flights
Melbourne to Kahului flights
Melbourne to Dulles Intl flights
Brisbane to Honolulu flights
Sydney to San Jose flights
Auckland to San Francisco flights
Papeete to San Francisco flights
Auckland to Newark flights
Sydney to Las Vegas flights
Sydney to Seattle flights

Top 4 airlines flying from Australia to Colorado

Discover the top 4 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 2,558,603 searches. Data last updated julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$712Average$1,100FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$775Average$1,273FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$1,015Average$1,344FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,056Average$1,385FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.