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Cheap flights from Sydney to Colorado from $675

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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DEN
28 Apr — 5 May1
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 29 March 2026.

Wed 15/413:15
SYD
-
DEN
2 stops22h 34m
Multiple Airlines
Wed 6/507:20
DEN
-
SYD
2 stops46h 50m
Multiple Airlines
Deal found 26/3$1,253
Thu 14/513:15
SYD
-
DEN
2 stops27h 23m
Multiple Airlines
Mon 8/607:00
DEN
-
SYD
2 stops36h 50m
Multiple Airlines
Deal found 26/3$1,351
Sun 10/513:15
SYD
-
DEN
2 stops27h 23m
Multiple Airlines
Sun 17/507:00
DEN
-
SYD
2 stops36h 50m
Multiple Airlines
Deal found 26/3$1,429
Mon 27/413:15
SYD
-
DEN
3 stops51h 04m
Multiple Airlines
Mon 4/506:00
DEN
-
SYD
2 stops48h 10m
Multiple Airlines
Deal found 28/3$1,566
Mon 18/517:50
SYD
-
DEN
1 stop22h 48m
Multiple Airlines
Mon 1/614:00
DEN
-
SYD
1 stop25h 30m
Multiple Airlines
Deal found 29/3$1,701
Mon 17/809:55
SYD
-
DEN
2 stops25h 35m
Air New Zealand
Tue 1/917:50
DEN
-
SYD
2 stops22h 55m
Air New Zealand
Deal found 26/3$1,764
Wed 22/412:00
SYD
-
COS
1 stop20h 23m
Qantas Airways
Wed 29/413:39
COS
-
SYD
2 stops26h 21m
Qantas Airways
Deal found 24/3$2,505
Thu 29/1011:15
SYD
-
COS
2 stops28h 42m
American Airlines
Sun 1/1112:45
COS
-
SYD
1 stop24h 10m
American Airlines
Deal found 28/3$2,681
Wed 22/409:15
SYD
-
COS
2 stops28h 58m
Delta
Wed 29/407:59
COS
-
SYD
2 stops30h 51m
Delta
Deal found 24/3$2,684
Fri 22/509:10
SYD
-
ASE
2 stops43h 11m
American Airlines
Sun 24/507:36
ASE
-
SYD
1 stop31h 19m
American Airlines
Deal found 26/3$2,696
Thu 29/1013:05
SYD
-
COS
1 stop20h 39m
Qantas Airways
Sun 1/1112:45
COS
-
SYD
1 stop24h 10m
Qantas Airways
Deal found 27/3$2,732
Fri 22/509:30
SYD
-
ASE
2 stops24h 59m
United Airlines
Sun 24/515:25
ASE
-
SYD
2 stops23h 30m
United Airlines
Deal found 28/3$2,873

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 29 March 2026.

Round-trip from

$1,253

One-way from

$675

Popular in

January

Cheapest in

November

Average price

$1,432
15/4-6/5
  • 15/4-6/5
  • 4 total stops
  • 69h 24m total
  • Sydney to Colorado
Search Deals
29/7
  • 29/7
  • 3 total stops
  • 39h 27m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($267 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($44 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 29 March 2026.
Use the filters below to find and compare flights from Sydney to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 12/5

17:50-13:12

1 stop35h 22m

Denver Intl

Tue 19/5

22:39-11:50

2 stops45h 11m

$1,647

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 18/8

11:55-19:30

2 stops23h 35m

Denver Intl

Wed 2/9

16:20-10:40

2 stops26h 20m

$1,820

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 23/4

17:50-09:43

2 stops31h 53m

Denver Intl

Thu 30/4

06:00-07:30

1 stop33h 30m

$1,823

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 8/5

09:10-18:07

2 stops24h 57m

Denver Intl

Fri 15/5

06:00-07:05

2 stops33h 05m

$1,828

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 6/5

17:50-10:04

1 stop32h 14m

Denver Intl

Sun 10/5

07:00-11:50

2 stops36h 50m

$1,903

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 26/4

17:50-08:11

2 stops30h 21m

Denver Intl

Sun 3/5

05:15-07:30

2 stops34h 15m

$1,929

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 11/6

09:30-12:13

1 stop18h 43m

Denver Intl

Sat 27/6

21:20-07:00

1 stop41h 40m

$2,380

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 12/6

09:15-17:46

2 stops24h 31m

Denver Intl

Wed 24/6

15:55-06:50

2 stops22h 55m

$2,395

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 12/6

09:15-22:41

2 stops29h 26m

Denver Intl

Sat 27/6

18:41-06:50

2 stops44h 09m

$2,395

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 5/5

09:20-20:28

2 stops27h 08m

Denver Intl

Tue 16/6

20:53-07:20

1 stop42h 27m

$2,396

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 25 resultsSorted by cheapest first
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2
3

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, April is the cheapest month in which you can book a flight from Sydney to Colorado (average of $694). Flying from Sydney to Colorado in January is currently the most expensive (average of $1,467). 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.

How much does it cost for a return flight from Sydney to Colorado?

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 29 March 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
623 reviews
Check prices

Boarding

8.2

Entertainment

7.4

Comfort

8.0

Overall

8.0

Food

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air New Zealand
8.0
Very Good
623 reviews
Air New Zealand
8.0
Very Good
623 reviews
Check prices

Boarding

8.2

Entertainment

7.4

Comfort

8.0

Overall

8.0

Food

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Qantas Airways
7.5
Good
1,014 reviews
Air New Zealand
8.0
Very Good
623 reviews
Check prices

Boarding

8.2

Entertainment

7.4

Comfort

8.0

Overall

8.0

Food

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
United Airlines
7.4
Good
9,512 reviews
Air New Zealand
8.0
Very Good
623 reviews
Check prices

Boarding

8.2

Entertainment

7.4

Comfort

8.0

Overall

8.0

Food

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
American Airlines
7.1
Good
11,525 reviews
Air New Zealand
8.0
Very Good
623 reviews
Check prices

Boarding

8.2

Entertainment

7.4

Comfort

8.0

Overall

8.0

Food

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air Canada
7.1
Good
10,861 reviews
Air New Zealand
8.0
Very Good
623 reviews
Check prices

Boarding

8.2

Entertainment

7.4

Comfort

8.0

Overall

8.0

Food

7.4

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

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 $2,873, Air New Zealand can have you in Colorado from Sydney in 20h 11m. Airlines will cover a distance of 13234 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 - Aspen Pitkin County and Sydney Kingsford Smith - Colorado Springs.

  • 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, April is the cheapest month in which you can book a flight from Sydney to Colorado (average of $694). Flying from Sydney to Colorado in January is currently the most expensive (average of $1,467). 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 29 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,126Average$1,597FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,245Average$1,521FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,259Average$1,469FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,386Average$1,863FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,607Average$1,630FlexibilityNo 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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