How long is the flight from Australia to Colorado?

The average flight duration from Australia to Colorado depends on which airport you fly into and out of. Flying from Melbourne to Denver is 18h 55m on average, while flying from Sydney to Denver is 19h 16m on average. Denver is the most popular airport in Colorado.

Which airlines fly to Colorado?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Colorado from Australia according to our data. Air Canada is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Colorado. Keep in mind that there are 7 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Australia to Colorado?

Delta, Air Canada, and Air New Zealand are the most popular carriers operating from Australia to Colorado

When did momondo last update prices for flights from Australia to Colorado?

Prices for flights from Australia to Colorado are updated daily.

How many operators does momondo search for flights from Australia to Colorado?

As of November 2026, there are 7 operators available to choose from for flights from Australia to Colorado.

How old do you have to be to fly from Australia to Colorado?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$550 Cheap Flights from Australia to Colorado in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to Colorado

Return

One-way

Last minute

Recent return flight deals from Australia to Colorado

Enter your travel dates to find the best prices.

11:15 - 13:11SYD Sydney Kingsford Smith-DEN Denver Intl

18h 56m1 stop Los Angeles

13:42 - 06:30DEN Denver Intl-SYD Sydney Kingsford Smith

23h 48m1 stop Los Angeles

$1,044Qantas Airways

Thu, 18 Mar - Tue, 30 Mar

11:20 - 13:11SYD Sydney Kingsford Smith-DEN Denver Intl

18h 51m1 stop Los Angeles

15:45 - 06:30DEN Denver Intl-SYD Sydney Kingsford Smith

21h 45m2 stops Phoenix Sky Harbor Intl Los Angeles

$1,048Multiple Airlines

Thu, 18 Mar - Tue, 30 Mar

09:40 - 22:33SYD Sydney Kingsford Smith-DEN Denver Intl

29h 53m2 stops Los Angeles Salt Lake City

06:45 - 07:50DEN Denver Intl-SYD Sydney Kingsford Smith

32h 05m2 stops Seattle/Tacoma Intl Los Angeles

$1,054Delta

Thu, 18 Mar - Tue, 30 Mar

11:15 - 13:11SYD Sydney Kingsford Smith-DEN Denver Intl

19h 56m1 stop Los Angeles

20:20 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

40h 05m1 stop Los Angeles

$1,108Qantas Airways

Tue, 2 Mar - Sat, 6 Mar

11:20 - 19:50SYD Sydney Kingsford Smith-DEN Denver Intl

26h 30m1 stop Los Angeles

07:00 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

33h 00m1 stop Los Angeles

$1,189American Airlines

Sat, 13 Mar - Thu, 25 Mar

10:20 - 12:35SYD Sydney Kingsford Smith-DEN Denver Intl

19h 15m1 stop Vancouver Intl

06:15 - 07:20DEN Denver Intl-SYD Sydney Kingsford Smith

33h 05m3 stops Chicago O'Hare Intl Toronto Pearson Intl Vancouver Intl

$1,530Air Canada

Mon, 22 Mar - Tue, 6 Apr

10:20 - 16:34SYD Sydney Kingsford Smith-DEN Denver Intl

23h 14m2 stops Vancouver Intl Santa Ana J. Wayne/Orange Cnty

06:15 - 07:20DEN Denver Intl-SYD Sydney Kingsford Smith

33h 05m3 stops Chicago O'Hare Intl Toronto Pearson Intl Vancouver Intl

$1,540Air Canada

Tue, 23 Mar - Wed, 7 Apr

11:20 - 10:06SYD Sydney Kingsford Smith-COS Colorado Springs

40h 46m2 stops Los Angeles Dallas/Fort Worth

12:58 - 06:55COS Colorado Springs-SYD Sydney Kingsford Smith

23h 57m1 stop Dallas/Fort Worth

$1,612American Airlines

Wed, 27 Jan - Sun, 31 Jan

09:55 - 20:15SYD Sydney Kingsford Smith-DEN Denver Intl

28h 20m2 stops Auckland Intl San Francisco

11:31 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

27h 04m2 stops Los Angeles Auckland Intl

$1,719Air New Zealand

Mon, 18 Jan - Sun, 31 Jan

11:50 - 20:15SYD Sydney Kingsford Smith-DEN Denver Intl

26h 25m2 stops Auckland Intl San Francisco

13:25 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

25h 10m2 stops Los Angeles Auckland Intl

$1,721Air New Zealand

Mon, 18 Jan - Wed, 3 Feb

Recent last minute flight deals from Australia to Colorado

Enter your travel dates to find the best prices.

11:10 - 11:46SYD Sydney Kingsford Smith-DEN Denver Intl

18h 36m1 stop Los Angeles

18:46 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

20h 14m1 stop Los Angeles

$1,045American Airlines

Thu, 5 Nov - Mon, 9 Nov

11:10 - 15:33SYD Sydney Kingsford Smith-DEN Denver Intl

22h 23m2 stops Los Angeles Dallas/Fort Worth

10:41 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

28h 19m2 stops Dallas/Fort Worth Los Angeles

$1,045American Airlines

Thu, 5 Nov - Mon, 9 Nov

11:10 - 18:15SYD Sydney Kingsford Smith-DEN Denver Intl

25h 05m1 stop Los Angeles

15:44 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

23h 16m2 stops Phoenix Sky Harbor Intl Los Angeles

$1,045American Airlines

Thu, 5 Nov - Mon, 9 Nov

10:40 - 16:56SYD Sydney Kingsford Smith-DEN Denver Intl

24h 16m2 stops Los Angeles Salt Lake City

06:00 - 08:30DEN Denver Intl-SYD Sydney Kingsford Smith

32h 30m2 stops Seattle/Tacoma Intl Los Angeles

$1,193Delta

Sat, 7 Nov - Sat, 14 Nov

05:00 - 11:46BNE Brisbane-DEN Denver Intl

23h 46m2 stops Sydney Kingsford Smith Los Angeles

12:17 - 09:45DEN Denver Intl-BNE Brisbane

28h 28m2 stops Los Angeles Sydney Kingsford Smith

$1,424Qantas Airways

Thu, 5 Nov - Wed, 18 Nov

14:00 - 23:53SYD Sydney Kingsford Smith-DEN Denver Intl

27h 53m3 stops Nadi Los Angeles Phoenix Sky Harbor Intl

14:20 - 12:35DEN Denver Intl-SYD Sydney Kingsford Smith

28h 15m2 stops Los Angeles Nadi

$1,483Multiple Airlines

Mon, 9 Nov - Tue, 24 Nov

14:00 - 23:53SYD Sydney Kingsford Smith-DEN Denver Intl

27h 53m3 stops Nadi Los Angeles Phoenix Sky Harbor Intl

06:42 - 12:35DEN Denver Intl-SYD Sydney Kingsford Smith

35h 53m3 stops Las Vegas Harry Reid Intl Los Angeles Nadi

$1,484Multiple Airlines

Mon, 9 Nov - Tue, 24 Nov

06:45 - 11:46BNE Brisbane-DEN Denver Intl

22h 01m2 stops Sydney Kingsford Smith Los Angeles

18:46 - 18:00DEN Denver Intl-BNE Brisbane

30h 14m2 stops Los Angeles Sydney Kingsford Smith

$1,638Qantas Airways

Thu, 5 Nov - Mon, 9 Nov

10:45 - 12:43BNE Brisbane-DEN Denver Intl

18h 58m1 stop Vancouver Intl

08:15 - 08:45DEN Denver Intl-BNE Brisbane

31h 30m1 stop Vancouver Intl

$2,047Air Canada

Thu, 5 Nov - Wed, 18 Nov

10:45 - 20:27BNE Brisbane-DEN Denver Intl

50h 42m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

19:00 - 08:45DEN Denver Intl-BNE Brisbane

20h 45m1 stop Vancouver Intl

$2,127Air Canada

Thu, 5 Nov - Mon, 9 Nov

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Delta flights from Australia to Colorado

Our best Delta deals on Australia to Colorado flight tickets

Delta

21 Jan

SYD10:40Sydney Kingsford Smith

29h 56m

2 stops

DEN22:36Denver Intl

31 Jan

DEN18:53Denver Intl

19h 37m

1 stop

SYD08:30Sydney Kingsford Smith

$1,054

Delta

23 Mar

SYD09:40Sydney Kingsford Smith

18h 49m

1 stop

DEN11:29Denver Intl

7 Apr

DEN06:45Denver Intl

32h 05m

2 stops

SYD06:50Sydney Kingsford Smith

$1,055

Delta

20 Jan

SYD10:40Sydney Kingsford Smith

30h 15m

1 stop

DEN22:55Denver Intl

5 Feb

DEN07:20Denver Intl

31h 10m

1 stop

SYD08:30Sydney Kingsford Smith

$1,123

Qantas Airways flights from Australia to Colorado

Our best Qantas Airways deals on Australia to Colorado flight tickets

Qantas Airways

18 Mar

SYD11:15Sydney Kingsford Smith

18h 56m

1 stop

DEN13:11Denver Intl

30 Mar

DEN13:42Denver Intl

23h 48m

1 stop

SYD06:30Sydney Kingsford Smith

$1,044

Qantas Airways

2 Mar

SYD11:15Sydney Kingsford Smith

19h 56m

1 stop

DEN13:11Denver Intl

6 Mar

DEN20:20Denver Intl

40h 05m

1 stop

SYD06:25Sydney Kingsford Smith

$1,108

Qantas Airways

1 Dec

SYD17:50Sydney Kingsford Smith

36h 33m

2 stops

DEN12:23Denver Intl

8 Dec

DEN16:23Denver Intl

25h 22m

2 stops

SYD11:45Sydney Kingsford Smith

$1,212

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Thu 18/3

11:15-13:11

1 stop18h 56m

Denver Intl

Tue 30/3

13:42-06:30

1 stop23h 48m

$1,044

Fastest return journey

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Thu 18/3

11:20-13:11

1 stop18h 51m

Denver Intl

Tue 30/3

15:45-06:30

2 stops21h 45m

$1,048

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Thu 18/3

09:40-22:33

2 stops29h 53m

Denver Intl

Tue 30/3

06:45-07:50

2 stops32h 05m

$1,054

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Tue 2/3

11:15-13:11

1 stop19h 56m

Denver Intl

Sat 6/3

20:20-06:25

1 stop40h 05m

$1,108

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Sat 13/3

11:20-19:50

1 stop26h 30m

Denver Intl

Thu 25/3

07:00-09:00

1 stop33h 00m

$1,189

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Mon 22/3

10:20-12:35

1 stop19h 15m

Denver Intl

Tue 6/4

06:15-07:20

3 stops33h 05m

$1,530

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Tue 23/3

10:20-16:34

2 stops23h 14m

Denver Intl

Wed 7/4

06:15-07:20

3 stops33h 05m

$1,540

SydneyColorado Springs

SYD Sydney Kingsford Smith - COS Colorado Springs

SYDCOS

Sydney Kingsford Smith

Wed 27/1

11:20-10:06

2 stops40h 46m

Colorado Springs

Sun 31/1

12:58-06:55

1 stop23h 57m

$1,612

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Mon 18/1

09:55-20:15

2 stops28h 20m

Denver Intl

Sun 31/1

11:31-08:35

2 stops27h 04m

$1,719

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Mon 18/1

11:50-20:15

2 stops26h 25m

Denver Intl

Wed 3/2

13:25-08:35

2 stops25h 10m

$1,721

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Australia to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

If you aren’t able to travel to Colorado during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,578.

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $1,863 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Australia for as low as $1,323 on momondo.

Can stopping save me money on Australia to Colorado flights?

You could potentially save up to 21% on your flight if you consider stops on a Australia to Colorado flight.

Cheap Australia to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Colorado

Best price found	$550
Fastest flight time	18h 51m
Direct flights	None

The best one-way flight to Colorado from Australia in the past 72 hours is $550. The best return flight deal from Australia to Colorado found on momondo in the last 72 hours is $1,044.

The fastest flight from Australia to Colorado takes 18h 51m

There are no direct flights from Australia to Colorado. There are no popular flight routes from Australia to Colorado.

Search flight deals

Frequently asked questions about flying from Australia to Colorado

When did momondo last update prices for flights from Australia to Colorado?
Prices for flights from Australia to Colorado are updated daily.
How many operators does momondo search for flights from Australia to Colorado?
As of November 2026, there are 7 operators available to choose from for flights from Australia to Colorado.
How old do you have to be to fly from Australia to Colorado?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Australia to Colorado

Compare and see reviews for airlines that fly from Australia to Colorado with momondo

Airline	Rating	Free cancellation	Price
American Airlines	PriceFrom $374	Free cancellation	Rating 7.0 12,233 reviews	Search American Airlines flights
United Airlines	PriceFrom $522	Free cancellation	Rating 7.3 10,461 reviews	Search United Airlines flights
Fiji Airways	PriceFrom $1,017	Free cancellation	Rating 8.0 262 reviews	Search Fiji Airways flights
Air Canada	PriceFrom $1,179	Free cancellation	Rating 7.1 11,853 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $1,207	Free cancellation	Rating 7.5 1,122 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,281	Free cancellation	Rating 8.0 681 reviews	Search Air New Zealand flights
Virgin Australia	PriceFrom $1,568	Free cancellation	Rating 7.6 484 reviews	Search Virgin Australia flights

Why use momondo?

Why should I use momondo to find a flight deal from Australia to Colorado?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Australia to Colorado for you.

Can I find flights from Australia to Colorado with flexible booking policies on momondo?

momondo does allow users to show only those flights to Colorado from Australia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Australia to Colorado?

momondo provides multiple filters to help you find the best flight to Colorado from Australia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Australia to Colorado right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Australia to Colorado flights. All you need is a valid email address and we will do the rest; it is that quick and easy.