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Cheap flights from Sydney to Colorado from $573

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DEN
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Colorado

Enter your travel dates to find the best prices.

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 8 February 2026.

Sat 14/306:00
SYD
-
DEN
2 stops35h 30m
Multiple Airlines
Sat 28/309:00
DEN
-
SYD
2 stops34h 50m
Multiple Airlines
Deal found 6/2$1,235
Sun 22/306:00
SYD
-
DEN
2 stops44h 44m
Multiple Airlines
Sun 29/309:00
DEN
-
SYD
2 stops34h 50m
Multiple Airlines
Deal found 5/2$1,284
Tue 24/314:00
SYD
-
DEN
2 stops36h 44m
Multiple Airlines
Tue 31/322:29
DEN
-
SYD
1 stop40h 01m
Multiple Airlines
Deal found 7/2$1,325
Tue 31/318:50
SYD
-
DEN
1 stop22h 40m
Multiple Airlines
Tue 7/409:10
DEN
-
SYD
1 stop30h 20m
Multiple Airlines
Deal found 4/2$1,329
Thu 12/211:20
SYD
-
DEN
1 stop23h 13m
Air Canada
Wed 25/208:05
DEN
-
SYD
1 stop31h 30m
Air Canada
Deal found 4/2$1,351
Thu 19/211:20
SYD
-
DEN
1 stop23h 13m
Air Canada
Mon 23/208:05
DEN
-
SYD
1 stop31h 30m
Air Canada
Deal found 5/2$1,354
Tue 28/709:20
SYD
-
DEN
1 stop29h 52m
Air Canada
Wed 16/905:00
DEN
-
SYD
2 stops34h 20m
Air Canada
Deal found 4/2$1,362
Tue 28/709:20
SYD
-
DEN
1 stop23h 53m
Air Canada
Mon 14/918:10
DEN
-
SYD
2 stops45h 10m
Air Canada
Deal found 4/2$1,374
Sat 21/313:05
SYD
-
COS
1 stop24h 32m
Multiple Airlines
Sat 28/313:39
COS
-
SYD
2 stops24h 46m
Multiple Airlines
Deal found 4/2$1,592
Sat 21/310:25
SYD
-
COS
2 stops26h 41m
United Airlines
Sat 28/315:25
COS
-
SYD
2 stops23h 30m
United Airlines
Deal found 4/2$1,610
Wed 18/211:20
SYD
-
COS
2 stops21h 10m
Air Canada
Sat 21/205:59
COS
-
SYD
2 stops33h 36m
Air Canada
Deal found 5/2$2,164
Wed 18/217:45
SYD
-
COS
2 stops34h 05m
American Airlines
Sat 21/213:39
COS
-
SYD
1 stop23h 16m
American Airlines
Deal found 5/2$2,441

Find flight deals from Sydney to Colorado

Keep the following information in mind while searching for Sydney to Colorado flight deals. Data was last updated 8 February 2026.

Round-trip from

$1,168

One-way from

$573

Popular in

January

Cheapest in

February

Average price

$1,071
10/3-17/3
  • 10/3-17/3
  • 4 total stops
  • 62h 05m total
  • Sydney to Colorado
Search Deals
11/5
  • 11/5
  • 2 total stops
  • 44h 47m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($185 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($58 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 8 February 2026.
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

Tue 24/3

14:00-09:44

2 stops36h 44m

Denver Intl

Tue 31/3

22:29-07:30

1 stop40h 01m

$1,325

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 14/3

14:00-00:30

2 stops27h 30m

Denver Intl

Sat 28/3

22:29-07:30

1 stop40h 01m

$1,327

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 19/2

11:20-12:37

1 stop19h 17m

Denver Intl

Mon 23/2

08:05-09:35

1 stop31h 30m

$1,358

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 15/7

13:00-17:13

2 stops44h 13m

Denver Intl

Mon 20/7

18:10-07:20

2 stops45h 10m

$1,389

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 24/5

19:50-07:20

1 stop19h 30m

$1,401

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 18/2

11:20-12:37

1 stop19h 17m

Denver Intl

Sat 21/2

08:05-09:35

1 stop31h 30m

$1,405

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 3/8

09:10-17:37

1 stop24h 27m

Denver Intl

Wed 16/9

18:00-07:05

1 stop21h 05m

$1,433

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Sat 21/3

13:05-16:20

1 stop20h 15m

Colorado Springs

Sat 28/3

13:39-06:55

1 stop24h 16m

$1,592

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 18/2

11:20-14:30

2 stops21h 10m

Colorado Springs

Sat 21/2

05:59-09:35

2 stops33h 36m

$2,164

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 18/2

17:45-09:50

2 stops34h 05m

Colorado Springs

Sat 21/2

13:39-06:55

1 stop23h 16m

$2,441

Flights are sorted by cheapest return flights first.

Deals found on 4/2

Showing 1-10 of 15 results
1
2

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 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 Sydney to Colorado

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

Currently, March is the cheapest month in which you can book a flight from Sydney to Colorado (average of $778). Flying from Sydney to Colorado in December is currently the most expensive (average of $1,376). 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.

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 8 February 2026.
See what other customers who have flown with Air New Zealand, Qantas Airways, andUnited Airlines from Sydney to Colorado have to say. 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 New Zealand
8.0
Very Good
582 reviews
Check prices

Food

7.4

Entertainment

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air New Zealand
8.0
Very Good
582 reviews
Air New Zealand
8.0
Very Good
582 reviews
Check prices

Food

7.4

Entertainment

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Qantas Airways
7.5
Good
988 reviews
Air New Zealand
8.0
Very Good
582 reviews
Check prices

Food

7.4

Entertainment

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
United Airlines
7.4
Good
9,254 reviews
Air New Zealand
8.0
Very Good
582 reviews
Check prices

Food

7.4

Entertainment

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
American Airlines
7.2
Good
11,249 reviews
Air New Zealand
8.0
Very Good
582 reviews
Check prices

Food

7.4

Entertainment

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air Canada
7.1
Good
10,697 reviews
Air New Zealand
8.0
Very Good
582 reviews
Check prices

Food

7.4

Entertainment

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane

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?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly out of when you book flights from Sydney to Colorado.

  • How long is the flight from Sydney to Colorado?

    For as low as $1,358, Air Canada can have you in Colorado from Sydney in 19h 17m. Airlines will cover a distance of 13435 km.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Sydney to Colorado (average of $778). Flying from Sydney to Colorado in December is currently the most expensive (average of $1,376). 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.

Top 5 airlines flying from Sydney to Colorado

Discover the top 5 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 647,157 searches. Data last updated 8 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$984Average$1,258FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,221Average$1,499FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,234Average$1,440FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,358Average$1,835FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,597Average$1,624FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Sydney to Colorado flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Colorado.

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

Yes, we can. To see specific flights from Sydney 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 Sydney to Colorado become cheaper?

Yes, Cheapflights offers price alerts on Sydney to Colorado flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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