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

Air Canada, Qantas Airways, and ANA are the most popular carriers operating from Australia to Colorado

How long is the flight from Australia to Colorado?

Flight times from Australia to Colorado vary, but if you’re flying out of Brisbane and flying into Denver (one of the most popular routes), then the duration is 18h 40m on average. Another popular route from Australia to Colorado is flying from Sydney to Denver, which will take roughly 22h 39m. Keep in mind that layovers or delays could extend your travel time.

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?

There are 2 operators available for flights from Australia to Colorado as of June 2026.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 license, 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.

$540 Cheap Flights from Australia to Colorado in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to Colorado

Round-trip

One-way

Last minute

Recent round-trip flight deals from Australia to Colorado

Enter your travel dates to find the best prices.

6:15 am - 9:12 pm

SYD

DEN

30h 57m

2 stops

7:25 am - 10:10 pm

DEN

SYD

46h 45m

2 stops

$886Multiple Airlines

Thu, Jul 23 - Tue, Aug 4

6:15 am - 12:29 am

SYD

DEN

34h 14m

2 stops

7:25 am - 11:50 am

DEN

SYD

36h 25m

2 stops

$893Multiple Airlines

Fri, Jul 24 - Tue, Aug 4

1:15 pm - 12:29 am

SYD

DEN

27h 14m

2 stops

7:25 am - 10:10 pm

DEN

SYD

46h 45m

2 stops

$904Multiple Airlines

Sat, Jul 25 - Tue, Aug 4

10:20 am - 12:08 pm

SYD

DEN

18h 48m

1 stop

3:43 pm - 9:35 am

DEN

SYD

23h 52m

1 stop

$998Air Canada

Wed, Oct 28 - Thu, Nov 12

11:15 am - 11:29 pm

SYD

DEN

29h 14m

1 stop

4:45 pm - 9:00 am

DEN

SYD

22h 15m

1 stop

$1,012American Airlines

Wed, Oct 28 - Wed, Nov 4

10:20 am - 6:04 pm

SYD

DEN

24h 44m

2 stops

7:00 pm - 9:35 am

DEN

SYD

20h 35m

1 stop

$1,029Air Canada

Thu, Oct 29 - Fri, Nov 13

10:20 am - 10:00 pm

SYD

ASE

27h 40m

2 stops

7:15 pm - 7:00 am

ASE

SYD

19h 45m

1 stop

$1,066United Airlines

Fri, Jul 24 - Mon, Aug 3

9:10 am - 5:23 pm

SYD

ASE

24h 13m

1 stop

4:30 pm - 7:05 am

ASE

SYD

22h 35m

1 stop

$1,069American Airlines

Fri, Jul 24 - Mon, Aug 3

6:00 am - 1:58 pm

HBA

DEN

25h 58m

2 stops

4:45 pm - 5:25 pm

DEN

HBA

30h 40m

2 stops

$2,199Qantas Airways

Thu, Nov 12 - Mon, Nov 16

6:05 pm - 12:13 pm

HBA

DEN

36h 08m

2 stops

7:15 pm - 5:25 pm

DEN

HBA

28h 10m

2 stops

$2,202Qantas Airways

Thu, Nov 12 - Mon, Nov 16

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American Airlines flights from Australia to Colorado

Our best American Airlines deals on Australia to Colorado flight tickets

American Airlines

Oct 28

SYD11:15 amSydney Kingsford Smith

29h 14m

1 stop

DEN11:29 pmDenver Intl

Nov 4

DEN4:45 pmDenver Intl

22h 15m

1 stop

SYD9:00 amSydney Kingsford Smith

$1,012

American Airlines

Oct 31

SYD11:15 amSydney Kingsford Smith

29h 14m

1 stop

DEN11:29 pmDenver Intl

Nov 15

DEN2:48 pmDenver Intl

22h 07m

1 stop

SYD6:55 amSydney Kingsford Smith

$1,036

American Airlines

Oct 31

SYD11:15 amSydney Kingsford Smith

20h 51m

2 stops

DEN3:06 pmDenver Intl

Nov 15

DEN7:15 pmDenver Intl

19h 45m

1 stop

SYD9:00 amSydney Kingsford Smith

$1,057

United Airlines flights from Australia to Colorado

Our best United Airlines deals on Australia to Colorado flight tickets

United Airlines

Aug 17

MEL10:55 amMelbourne

37h 26m

2 stops

DEN8:21 amDenver Intl

Sep 14

DEN7:20 pmDenver Intl

20h 10m

1 stop

MEL7:30 amMelbourne

$1,444

United Airlines

Jul 15

MEL10:55 amMelbourne

37h 25m

2 stops

DEN8:20 amDenver Intl

Aug 13

DEN7:45 amDenver Intl

32h 30m

1 stop

MEL8:15 amMelbourne

$1,490

United Airlines

Oct 25

MEL12:00 pmMelbourne

37h 11m

2 stops

DEN8:11 amDenver Intl

Oct 31

DEN5:15 amDenver Intl

34h 45m

1 stop

MEL9:00 amMelbourne

$1,515

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 7/23

6:15 am-9:12 pm

2 stops30h 57m

Denver Intl

Tue 8/4

7:25 am-10:10 pm

2 stops46h 45m

$886

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 7/24

6:15 am-12:29 am

2 stops34h 14m

Denver Intl

Tue 8/4

7:25 am-11:50 am

2 stops36h 25m

$893

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 7/25

1:15 pm-12:29 am

2 stops27h 14m

Denver Intl

Tue 8/4

7:25 am-10:10 pm

2 stops46h 45m

$904

Quickest round-trip

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 10/28

10:20 am-12:08 pm

1 stop18h 48m

Denver Intl

Thu 11/12

3:43 pm-9:35 am

1 stop23h 52m

$998

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 10/28

11:15 am-11:29 pm

1 stop29h 14m

Denver Intl

Wed 11/4

4:45 pm-9:00 am

1 stop22h 15m

$1,012

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 10/29

10:20 am-6:04 pm

2 stops24h 44m

Denver Intl

Fri 11/13

7:00 pm-9:35 am

1 stop20h 35m

$1,029

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Fri 7/24

10:20 am-10:00 pm

2 stops27h 40m

Aspen Pitkin County

Mon 8/3

7:15 pm-7:00 am

1 stop19h 45m

$1,066

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Fri 7/24

9:10 am-5:23 pm

1 stop24h 13m

Aspen Pitkin County

Mon 8/3

4:30 pm-7:05 am

1 stop22h 35m

$1,069

HobartDenver

HBA - DEN

HBADEN

Hobart

Thu 11/12

6:00 am-1:58 pm

2 stops25h 58m

Denver Intl

Mon 11/16

4:45 pm-5:25 pm

2 stops30h 40m

$2,199

HobartDenver

HBA - DEN

HBADEN

Hobart

Thu 11/12

6:05 pm-12:13 pm

2 stops36h 08m

Denver Intl

Mon 11/16

7:15 pm-5:25 pm

2 stops28h 10m

$2,202

Flights are sorted by cheapest round-trip 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?

The month of August is, on average, the cheapest month to fly to Colorado from Australia, with most prices found around $137. The month of January is another great option to travel to Colorado, with average flight prices from Australia averaging around $282.

How far in advance should I book a flight from Australia 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 $1,226 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Australia for as low as $929 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

Fastest flight time	18h 40m
Direct flights	None

The fastest flight from Australia to Colorado takes 18h 40m

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?
There are 2 operators available for flights from Australia to Colorado as of June 2026.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 license, 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
United Airlines	PriceFrom $889	Free Cancellation	Rating 7.4 9,804 reviews		Search United Airlines flights
Air Canada	PriceFrom $907	Free Cancellation	Rating 7.1 11,154 reviews		Search Air Canada flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Australia to Colorado. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Australia to Colorado with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Australia to Colorado flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Australia to Colorado now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Colorado and let you know when they change.