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

Delta, Air Canada, and United Airlines are the most popular carriers operating from Australia to Colorado

What airlines fly to Colorado?

Air Canada, American Airlines and United 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 38% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 3 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

How long is the flight from Australia to Colorado?

Flight times from Australia to Colorado vary, but if you’re flying out of Sydney and flying into Denver (one of the most popular routes), then the duration is 18h 51m on average. Another popular route from Australia to Colorado is flying from Melbourne to Denver, which will take roughly 19h 14m. 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 3 operators available for flights from Australia to Colorado as of November 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.

$386 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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Australia to Colorado

Enter your travel dates to find the best prices.

11:15 am - 1:11 pmSYD Sydney Kingsford Smith-DEN Denver Intl

18h 56m1 stop Los Angeles

1:42 pm - 6:30 amDEN Denver Intl-SYD Sydney Kingsford Smith

23h 48m1 stop Los Angeles

$732Qantas Airways

Thu, Mar 18 - Tue, Mar 30

11:20 am - 3:15 pmSYD Sydney Kingsford Smith-DEN Denver Intl

21h 55m2 stops Los Angeles Phoenix Sky Harbor Intl

1:42 pm - 6:25 amDEN Denver Intl-SYD Sydney Kingsford Smith

22h 43m1 stop Los Angeles

$734Multiple Airlines

Tue, Mar 2 - Wed, Mar 10

11:15 am - 1:11 pmSYD Sydney Kingsford Smith-DEN Denver Intl

19h 56m1 stop Los Angeles

1:42 pm - 6:25 amDEN Denver Intl-SYD Sydney Kingsford Smith

22h 43m1 stop Los Angeles

$734Qantas Airways

Tue, Mar 2 - Wed, Mar 10

11:20 am - 8:21 amBNE Brisbane-DEN Denver Intl

38h 01m2 stops San Francisco Ontario

11:20 am - 7:30 amDEN Denver Intl-BNE Brisbane

27h 10m1 stop San Francisco

$902United Airlines

Mon, Feb 8 - Tue, Feb 9

11:20 am - 8:21 amBNE Brisbane-DEN Denver Intl

38h 01m2 stops San Francisco Ontario

11:20 am - 7:30 amDEN Denver Intl-BNE Brisbane

27h 10m1 stop San Francisco

$954United Airlines

Mon, Feb 8 - Tue, Feb 9

11:20 am - 8:21 amBNE Brisbane-DEN Denver Intl

38h 01m2 stops San Francisco Ontario

11:20 am - 7:30 amDEN Denver Intl-BNE Brisbane

27h 10m1 stop San Francisco

$956United Airlines

Mon, Feb 8 - Tue, Feb 9

6:45 am - 10:26 pmBNE Brisbane-DEN Denver Intl

32h 41m2 stops Sydney Kingsford Smith Los Angeles

9:26 am - 6:30 amDEN Denver Intl-BNE Brisbane

28h 04m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$1,026American Airlines

Mon, Feb 8 - Tue, Feb 9

6:45 am - 10:26 pmBNE Brisbane-DEN Denver Intl

32h 41m2 stops Sydney Kingsford Smith Los Angeles

9:26 am - 6:30 amDEN Denver Intl-BNE Brisbane

28h 04m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$1,028American Airlines

Mon, Feb 8 - Tue, Feb 9

7:10 am - 7:17 pmMEL Melbourne-DEN Denver Intl

30h 07m2 stops Brisbane Vancouver Intl

7:47 pm - 1:45 pmDEN Denver Intl-MEL Melbourne

24h 58m2 stops Vancouver Intl Auckland Intl

$1,195Air Canada

Fri, Mar 5 - Wed, Mar 17

10:00 am - 5:10 pmBNE Brisbane-DEN Denver Intl

23h 10m1 stop Vancouver Intl

7:40 pm - 7:05 amDEN Denver Intl-BNE Brisbane

19h 25m1 stop Vancouver Intl

$1,211Air Canada

Tue, May 4 - Wed, Jun 30

Recent last minute flight deals from Australia to Colorado

Enter your travel dates to find the best prices.

11:10 am - 6:15 pmSYD Sydney Kingsford Smith-DEN Denver Intl

25h 05m1 stop Los Angeles

1:13 pm - 9:00 amDEN Denver Intl-SYD Sydney Kingsford Smith

25h 47m2 stops Dallas/Fort Worth Los Angeles

$740American Airlines

Mon, Nov 9 - Tue, Nov 24

11:10 am - 7:53 pmSYD Sydney Kingsford Smith-DEN Denver Intl

26h 43m2 stops Los Angeles Dallas/Fort Worth

1:13 pm - 9:00 amDEN Denver Intl-SYD Sydney Kingsford Smith

25h 47m2 stops Dallas/Fort Worth Los Angeles

$740American Airlines

Mon, Nov 9 - Tue, Nov 24

11:10 am - 10:09 pmSYD Sydney Kingsford Smith-DEN Denver Intl

28h 59m1 stop Los Angeles

7:20 am - 9:00 amDEN Denver Intl-SYD Sydney Kingsford Smith

31h 40m1 stop Los Angeles

$740American Airlines

Mon, Nov 9 - Tue, Nov 24

2:00 pm - 11:53 pmSYD Sydney Kingsford Smith-DEN Denver Intl

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

2:20 pm - 12:35 pmDEN Denver Intl-SYD Sydney Kingsford Smith

28h 15m2 stops Los Angeles Nadi

$1,040Multiple Airlines

Mon, Nov 9 - Tue, Nov 24

2:00 pm - 11:53 pmSYD Sydney Kingsford Smith-DEN Denver Intl

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

6:42 am - 12:35 pmDEN Denver Intl-SYD Sydney Kingsford Smith

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

$1,041Multiple Airlines

Mon, Nov 9 - Tue, Nov 24

11:20 am - 12:43 pmSYD Sydney Kingsford Smith-DEN Denver Intl

19h 23m1 stop Vancouver Intl

1:30 pm - 9:35 amDEN Denver Intl-SYD Sydney Kingsford Smith

26h 05m2 stops Sacramento Intl Vancouver Intl

$1,355Air Canada

Tue, Nov 10 - Fri, Nov 13

11:20 am - 12:43 pmSYD Sydney Kingsford Smith-DEN Denver Intl

19h 23m1 stop Vancouver Intl

8:15 am - 9:35 amDEN Denver Intl-SYD Sydney Kingsford Smith

31h 20m1 stop Vancouver Intl

$1,355Air Canada

Tue, Nov 10 - Fri, Nov 13

11:20 am - 4:44 pmSYD Sydney Kingsford Smith-DEN Denver Intl

23h 24m2 stops Vancouver Intl Phoenix Sky Harbor Intl

1:30 pm - 9:35 amDEN Denver Intl-SYD Sydney Kingsford Smith

26h 05m2 stops Sacramento Intl Vancouver Intl

$1,361Air Canada

Tue, Nov 10 - Fri, Nov 13

3:45 pm - 11:44 pmPER Perth-DEN Denver Intl

46h 59m3 stops Melbourne Los Angeles Las Vegas Harry Reid Intl

12:54 pm - 2:30 pmDEN Denver Intl-PER Perth

34h 36m2 stops Los Angeles Sydney Kingsford Smith

$1,825Multiple Airlines

Sat, Nov 7 - Wed, Nov 11

3:45 pm - 6:03 pmPER Perth-DEN Denver Intl

41h 18m2 stops Melbourne Los Angeles

12:54 pm - 3:30 pmDEN Denver Intl-PER Perth

35h 36m2 stops Los Angeles Sydney Kingsford Smith

$1,833Multiple Airlines

Sat, Nov 7 - Wed, Nov 11

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United Airlines flights from Australia to Colorado

Our best United Airlines deals on Australia to Colorado flight tickets

United Airlines

Feb 8

BNE11:20 amBrisbane

38h 01m

2 stops

DEN8:21 amDenver Intl

Feb 9

DEN11:20 amDenver Intl

27h 10m

1 stop

BNE7:30 amBrisbane

$902

United Airlines

Feb 8

BNE11:20 amBrisbane

38h 01m

2 stops

DEN8:21 amDenver Intl

Feb 9

DEN11:20 amDenver Intl

27h 10m

1 stop

BNE7:30 amBrisbane

$954

United Airlines

Feb 8

BNE11:20 amBrisbane

38h 01m

2 stops

DEN8:21 amDenver Intl

Feb 9

DEN11:20 amDenver Intl

27h 10m

1 stop

BNE7:30 amBrisbane

$956

American Airlines flights from Australia to Colorado

Our best American Airlines deals on Australia to Colorado flight tickets

American Airlines

Nov 9

SYD11:10 amSydney Kingsford Smith

25h 05m

1 stop

DEN6:15 pmDenver Intl

Nov 24

DEN1:13 pmDenver Intl

25h 47m

2 stops

SYD9:00 amSydney Kingsford Smith

$740

American Airlines

Feb 8

BNE6:45 amBrisbane

32h 41m

2 stops

DEN10:26 pmDenver Intl

Feb 9

DEN9:26 amDenver Intl

28h 04m

2 stops

BNE6:30 amBrisbane

$1,026

American Airlines

Feb 8

BNE6:45 amBrisbane

32h 41m

2 stops

DEN10:26 pmDenver Intl

Feb 9

DEN9:26 amDenver Intl

28h 04m

2 stops

BNE6:30 amBrisbane

$1,028

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Thu 3/18

11:15 am-1:11 pm

1 stop18h 56m

Denver Intl

Tue 3/30

1:42 pm-6:30 am

1 stop23h 48m

$732

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Tue 3/2

11:20 am-3:15 pm

2 stops21h 55m

Denver Intl

Wed 3/10

1:42 pm-6:25 am

1 stop22h 43m

$734

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Tue 3/2

11:15 am-1:11 pm

1 stop19h 56m

Denver Intl

Wed 3/10

1:42 pm-6:25 am

1 stop22h 43m

$734

BrisbaneDenver

BNE Brisbane - DEN Denver Intl

BNEDEN

Brisbane

Mon 2/8

11:20 am-8:21 am

2 stops38h 01m

Denver Intl

Tue 2/9

11:20 am-7:30 am

1 stop27h 10m

$902

BrisbaneDenver

BNE Brisbane - DEN Denver Intl

BNEDEN

Brisbane

Mon 2/8

11:20 am-8:21 am

2 stops38h 01m

Denver Intl

Tue 2/9

11:20 am-7:30 am

1 stop27h 10m

$954

BrisbaneDenver

BNE Brisbane - DEN Denver Intl

BNEDEN

Brisbane

Mon 2/8

11:20 am-8:21 am

2 stops38h 01m

Denver Intl

Tue 2/9

11:20 am-7:30 am

1 stop27h 10m

$956

BrisbaneDenver

BNE Brisbane - DEN Denver Intl

BNEDEN

Brisbane

Mon 2/8

6:45 am-10:26 pm

2 stops32h 41m

Denver Intl

Tue 2/9

9:26 am-6:30 am

2 stops28h 04m

$1,026

BrisbaneDenver

BNE Brisbane - DEN Denver Intl

BNEDEN

Brisbane

Mon 2/8

6:45 am-10:26 pm

2 stops32h 41m

Denver Intl

Tue 2/9

9:26 am-6:30 am

2 stops28h 04m

$1,028

MelbourneDenver

MEL Melbourne - DEN Denver Intl

MELDEN

Melbourne

Fri 3/5

7:10 am-7:17 pm

2 stops30h 07m

Denver Intl

Wed 3/17

7:47 pm-1:45 pm

2 stops24h 58m

$1,195

Quickest round-trip

BrisbaneDenver

BNE Brisbane - DEN Denver Intl

BNEDEN

Brisbane

Tue 5/4

10:00 am-5:10 pm

1 stop23h 10m

Denver Intl

Wed 6/30

7:40 pm-7:05 am

1 stop19h 25m

$1,211

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 March is, on average, the cheapest month to fly to Colorado from Australia, with most prices found around $1,044. The month of January is another great option to travel to Colorado, with average flight prices from Australia averaging around $1,107.

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 $1,307 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 $928 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	$386
Fastest flight time	18h 02m
Direct flights	None

The best one-way flight to Colorado from Australia in the past 72 hours is $386. The best round-trip flight deal from Australia to Colorado found on momondo in the last 72 hours is $732.

The fastest flight from Australia to Colorado takes 18h 02m

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 3 operators available for flights from Australia to Colorado as of November 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
Air Canada	PriceFrom $907	Free Cancellation	Rating 7.1 11,862 reviews	Search Air Canada flights
United Airlines	PriceFrom $934	Free Cancellation	Rating 7.3 10,462 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,687	Free Cancellation	Rating 7.0 12,232 reviews	Search American Airlines 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.