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$599+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DEN
abr. 2 — abr. 91
mié. 4/2
mié. 4/9
1 adult, Economy
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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 marzo 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$858
(Air Canada)

One-way from

$599
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$785
Provider with most accurate pricing for Sydney Kingsford Smith-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Denver Intl flights.
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From Australia to Colorado
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One-way flight from Australia to Colorado
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Highest demand for flights based on searches. 20% potential increase in price ($286 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 marzo 28, 2025.

This Air Canada deal was found by Cheapflights users on 3/26. 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.
lun. 6/99:20 amSYD - DEN
1 stop23h 13mAir Canada
lun. 8/113:52 pmDEN - SYD
2 stops23h 28mAir Canada
Deal found 3/26$858
This Trip.com deal was found by Cheapflights users on 3/26. 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.
mar. 5/61:15 pmSYD - DEN
2 stops36h 42mMultiple Airlines
mar. 5/208:15 amDEN - SYD
2 stops35h 30mMultiple Airlines
Deal found 3/26$953
This BestPriceTravel deal was found by Cheapflights users on 3/26. 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.
sáb. 8/99:10 amSYD - DEN
1 stop24h 39mQantas Airways
lun. 8/2511:55 amDEN - SYD
1 stop27h 10mQantas Airways
Deal found 3/26$983
This Booking.com deal was found by Cheapflights users on 3/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/2910:20 amBNE - DEN
2 stops47h 41mAir Canada
mar. 8/124:00 pmDEN - BNE
2 stops23h 05mAir Canada
Deal found 3/28$992
This American Airlines deal was found by Cheapflights users on 3/26. 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. 8/45:45 pmSYD - DEN
2 stops33h 42mAmerican Airlines
vie. 8/226:50 pmDEN - SYD
1 stop20h 05mAmerican Airlines
Deal found 3/26$1,009
This United Airlines deal was found by Cheapflights users on 3/25. 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.
sáb. 5/109:30 amSYD - DEN
2 stops21h 29mUnited Airlines
sáb. 5/179:21 pmDEN - SYD
1 stop41h 39mUnited Airlines
Deal found 3/25$1,074
This BestPriceTravel deal was found by Cheapflights users on 3/27. 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. 10/76:30 amMEL - DEN
2 stops29h 47mAir Canada
mar. 10/147:05 pmDEN - MEL
2 stops24h 30mAir Canada
Deal found 3/27$1,091
This Jetabroad deal was found by Cheapflights users on 3/27. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/811:55 amMEL - DEN
1 stop20h 05mQantas Airways
mié. 5/218:20 pmDEN - MEL
1 stop42h 25mQantas Airways
Deal found 3/27$1,133
This Jetabroad deal was found by Cheapflights users on 3/26. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/108:45 pmBNE - DEN
2 stops33h 08mQantas Airways
jue. 5/158:20 pmDEN - BNE
1 stop41h 05mQantas Airways
Deal found 3/26$1,179
This Jetabroad deal was found by Cheapflights users on 3/26. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/411:50 amSYD - DEN
2 stops26h 25mAir New Zealand
jue. 5/224:40 pmDEN - SYD
2 stops24h 05mAir New Zealand
Deal found 3/26$1,196
This BYOjet deal was found by Cheapflights users on 3/27. 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. 5/112:25 pmPER - DEN
3 stops45h 24mJapan Airlines
lun. 12/17:19 pmDEN - PER
3 stops36h 31mJapan Airlines
Deal found 3/27$1,204
This Trip.com deal was found by Cheapflights users on 3/27. 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.
jue. 5/812:05 pmMEL - DEN
2 stops27h 53mAir New Zealand
mié. 5/215:55 pmDEN - MEL
2 stops24h 55mAir New Zealand
Deal found 3/27$1,208

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 marzo 28, 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

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

lun. 6/9

9:20 am-6:01 pm

2 stops24h 41m

Denver Intl

lun. 8/11

3:52 pm-7:20 am

2 stops23h 28m

$858

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

mar. 5/6

1:15 pm-9:57 am

2 stops36h 42m

Denver Intl

mar. 5/20

8:15 am-11:45 am

2 stops35h 30m

$953

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

sáb. 8/9

9:10 am-5:49 pm

1 stop24h 39m

Denver Intl

lun. 8/25

11:55 am-7:05 am

1 stop27h 10m

$983

BrisbaneDenver

BNE - DEN

BNEDEN

Brisbane

mar. 7/29

10:20 am-6:01 pm

2 stops47h 41m

Denver Intl

mar. 8/12

4:00 pm-7:05 am

2 stops23h 05m

$992

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

lun. 8/4

5:45 pm-11:27 am

2 stops33h 42m

Denver Intl

vie. 8/22

6:50 pm-6:55 am

1 stop20h 05m

$1,009

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

sáb. 5/10

10:20 am-2:59 pm

1 stop20h 39m

Denver Intl

sáb. 5/17

9:21 pm-7:00 am

1 stop41h 39m

$1,074

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

mar. 6/10

6:00 am-7:23 pm

2 stops29h 23m

Denver Intl

vie. 6/20

11:35 am-11:05 am

2 stops31h 30m

$1,126

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

jue. 5/8

11:55 am-4:00 pm

1 stop20h 05m

Denver Intl

mié. 5/21

8:20 pm-6:45 am

1 stop42h 25m

$1,133

BrisbaneDenver

BNE - DEN

BNEDEN

Brisbane

sáb. 5/10

8:45 pm-1:53 pm

2 stops33h 08m

Denver Intl

jue. 5/15

8:20 pm-5:25 am

1 stop41h 05m

$1,179

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

dom. 5/4

11:50 am-10:15 pm

2 stops26h 25m

Denver Intl

jue. 5/22

4:40 pm-8:45 am

2 stops24h 05m

$1,196

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 48 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 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 marzo 28, 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.

Rainfall in Colorado by month

Plan your trip to Colorado by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Colorado ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

Plan your trip to Colorado by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Colorado, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 marzo 28, 2025.
Read reviews from past customers who have flown Air Tahiti Nui, Japan Airlines and ANA from Australia to Colorado. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

Entertainment

7.2

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
8.7
Very good
61 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

Entertainment

7.2

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
1,440 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

Entertainment

7.2

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.
ANA
8.3
Very good
829 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

Entertainment

7.2

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
1,285 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

Entertainment

7.2

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.
Fiji Airways
8.0
Very good
182 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

Entertainment

7.2

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 Japan Airlines ($857), Qantas Airways ($857), and United Airlines ($948).

  • 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

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Alternative routes for Australia to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Australia to Colorado

Discover the top 5 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 marzo 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$693Average$1,225FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$737Average$1,418FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$775Average$1,194FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$1,015Average$1,509FlexibilityNo cancel feeOn-time67%
Virgin AustraliaCheapest$1,333Average$1,364FlexibilityNo cancel feeOn-time80%
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