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$505+ Cheap flights from Sydney (SYD) 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DEN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Sydney to Colorado

Keep the following information in mind while searching for Sydney to Colorado flight deals. Data was last updated June 12, 2025.

Round-trip from

$1,026
(BYOjet)

One-way from

$505
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$902
From Sydney Kingsford Smith to Colorado
Search Deals
One-way flight from Sydney Kingsford Smith to Colorado
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($340 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Sydney to Colorado

Cheapest flights from Sydney to Colorado
Explore the most affordable flight options available from Sydney to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 6/1410:20 amSYD - DEN
2 stops38h 08mUnited Airlines
Mon 6/165:00 amDEN - SYD
1 stop33h 55mUnited Airlines
Deal found 6/10$1,022
This BYOjet deal was found by Cheapflights users on 6/11. 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.
Fri 8/158:45 amSYD - DEN
2 stops30h 53mAir New Zealand
Thu 8/2111:39 amDEN - SYD
2 stops29h 06mAir New Zealand
Deal found 6/11$1,026
This Delta deal was found by Cheapflights users on 6/11. 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 10/19:25 amSYD - DEN
1 stop18h 05mDelta
Tue 10/77:15 pmDEN - SYD
1 stop19h 20mDelta
Deal found 6/11$1,029
This Delta deal was found by Cheapflights users on 6/11. 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 6/259:25 amSYD - COS
2 stops28h 51mDelta
Tue 7/18:15 amCOS - SYD
2 stops30h 20mDelta
Deal found 6/11$1,033
This Delta deal was found by Cheapflights users on 6/12. 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.
Sun 7/279:25 amSYD - ASE
1 stop24h 26mDelta
Sun 8/312:05 pmASE - SYD
1 stop26h 30mDelta
Deal found 6/12$1,126
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 8/49:10 amSYD - DEN
1 stop18h 00mAmerican Airlines
Fri 8/226:00 amDEN - SYD
1 stop33h 05mAmerican Airlines
Deal found 6/11$1,164
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/265:45 pmSYD - DEN
2 stops32h 29mMultiple Airlines
Sat 8/26:07 pmDEN - SYD
1 stop21h 23mMultiple Airlines
Deal found 6/11$1,189
This BYOjet deal was found by Cheapflights users on 6/10. 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.
Mon 6/168:55 amSYD - DEN
2 stops30h 14mJapan Airlines
Fri 6/206:00 amDEN - SYD
2 stops32h 20mJapan Airlines
Deal found 6/10$1,320
This KAYAK deal was found by Cheapflights users on 6/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1511:50 amSYD - DEN
2 stops46h 18mANA
Thu 7/248:02 amDEN - SYD
2 stops43h 13mANA
Deal found 6/10$1,409
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/259:20 amSYD - DEN
2 stops24h 41mAir Canada
Fri 8/17:05 pmDEN - SYD
2 stops35h 15mAir Canada
Deal found 6/10$1,419
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/259:40 pmSYD - DEN
2 stops42h 19mAlaska Airlines
Fri 8/18:32 pmDEN - SYD
2 stops31h 13mAlaska Airlines
Deal found 6/10$1,439
This BYOjet deal was found by Cheapflights users on 6/10. 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.
Thu 10/307:10 pmSYD - DEN
3 stops39h 48mSingapore Airlines
Mon 11/105:40 pmDEN - SYD
2 stops33h 35mSingapore Airlines
Deal found 6/10$1,485

Cheapflights Fare Finder

Customize your flight search to find flights from Sydney 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 June 12, 2025.
Use the filters below to find and compare flights from Sydney to Colorado that are best for you.

Fly from

Sydney

Fly to

Colorado

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 8/15

8:45 am-11:38 pm

2 stops30h 53m

Denver Intl

Thu 8/21

11:39 am-8:45 am

2 stops29h 06m

$1,026

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 10/1

9:25 am-6:55 pm

2 stops25h 30m

Denver Intl

Tue 10/7

5:30 am-7:35 am

2 stops33h 05m

$1,029

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 6/25

9:25 am-10:16 pm

2 stops28h 51m

Colorado Springs

Tue 7/1

8:15 am-6:35 am

2 stops30h 20m

$1,033

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Sun 7/27

9:25 am-5:51 pm

1 stop24h 26m

Aspen Pitkin County

Sun 8/3

12:05 pm-6:35 am

1 stop26h 30m

$1,126

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 8/4

9:10 am-11:10 am

1 stop18h 00m

Denver Intl

Fri 8/22

6:00 am-7:05 am

1 stop33h 05m

$1,164

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 7/26

5:45 pm-10:14 am

2 stops32h 29m

Denver Intl

Sat 8/2

6:07 pm-7:30 am

1 stop21h 23m

$1,189

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 7/26

9:30 am-7:40 pm

1 stop26h 10m

Denver Intl

Sat 8/2

5:59 pm-7:00 am

1 stop21h 01m

$1,261

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 7/15

11:50 am-6:08 pm

2 stops46h 18m

Denver Intl

Thu 7/24

8:02 am-7:15 pm

2 stops43h 13m

$1,409

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 7/25

9:20 am-6:01 pm

2 stops24h 41m

Denver Intl

Fri 8/1

7:05 pm-10:20 pm

2 stops35h 15m

$1,419

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 7/25

9:40 pm-11:59 pm

2 stops42h 19m

Denver Intl

Fri 8/1

8:32 pm-7:45 pm

2 stops31h 13m

$1,439

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 31 results
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Best time to book a flight from Sydney to Colorado

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

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

Currently, October is the cheapest month in which you can book a flight from Sydney to Colorado (average of $197). Flying from Sydney 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 SYD to CO?

Find hourly flight availability from Sydney 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 June 12, 2025.

When flying from Sydney 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 June 12, 2025.
Read reviews from past customers who have flown Air Tahiti Nui, Japan Airlines and ANA from Sydney to Colorado. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
64 reviews

Crew

9.0

Overall

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

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
8.7
Very good
64 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Crew

9.0

Overall

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

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
1,490 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Crew

9.0

Overall

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

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.
ANA
8.3
Very good
882 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Crew

9.0

Overall

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

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
1,302 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Crew

9.0

Overall

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

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
7,946 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Crew

9.0

Overall

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

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 Sydney to Colorado. 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 from for flights from Sydney to Colorado?

    Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Colorado from Sydney.

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

    The cheapest airlines for a one-way flight from Sydney to Colorado are United Airlines ($645), American Airlines ($718), and Air Canada ($780).

  • What are the most popular routes from Sydney to Colorado?

    The most popular flight routes from Sydney to Colorado are Sydney Kingsford Smith - Denver Intl, Sydney Kingsford Smith - Colorado Springs and Sydney Kingsford Smith - Aspen Pitkin County.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Sydney to Colorado (average of $197). Flying from Sydney 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 Sydney to Colorado

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Top 3 airlines flying from Sydney to Colorado

Discover the top 3 airlines that operate flights from Sydney 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$712Average$1,050FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$737Average$1,502FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$775Average$1,402FlexibilityNo cancel feeOn-time71%

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