Which airlines fly to Colorado?

Qantas Airways, Air Canada and United Airlines are the top three most popular airlines that fly to Colorado from Australia according to our data. Qantas Airways is the first choice among our users, with 52% 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?

Air Canada is the most popular carrier operating from Australia to Colorado

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 20h 05m on average, while flying from Sydney to Denver is 21h 09m on average. Denver is the most popular airport in 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 September 2025, 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.

$636 Cheap Flights from Australia to Colorado in 2025/26

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Find the cheapest flights from Australia to Colorado

Round-trip

One-way

Last minute

Recent return flight deals from Australia to Colorado

10:40 - 17:52SYD-ASE

25h 12m1 stop

12:01 - 08:30ASE-SYD

26h 29m1 stop

$1,281Delta

Find Deal

Tue, 4 Nov - Tue, 11 Nov

10:40 - 14:03SYD-ASE

21h 23m1 stop

13:37 - 06:05ASE-SYD

23h 28m1 stop

$1,373Delta

Find Deal

Fri, 6 Mar - Tue, 10 Mar

10:35 - 17:58MEL-DEN

25h 23m2 stops

13:45 - 10:55DEN-MEL

27h 10m2 stops

$1,438Air New Zealand

Find Deal

Tue, 4 Nov - Tue, 11 Nov

08:20 - 18:24BNE-DEN

26h 04m2 stops

15:59 - 09:55DEN-BNE

24h 56m2 stops

$1,449Air New Zealand

Find Deal

Sat, 1 Nov - Sat, 8 Nov

11:20 - 12:26SYD-DEN

19h 06m1 stop

19:05 - 09:35DEN-SYD

20h 30m1 stop

$1,522Air Canada

Find Deal

Tue, 10 Feb - Sat, 28 Feb

11:20 - 12:37SYD-DEN

19h 17m1 stop

17:30 - 09:35DEN-SYD

46h 05m2 stops

$1,532Air Canada

Find Deal

Sun, 15 Feb - Mon, 23 Feb

11:20 - 12:36SYD-ASE

19h 16m1 stop

13:40 - 09:15ASE-SYD

25h 35m2 stops

$1,764United Airlines

Find Deal

Tue, 4 Nov - Tue, 11 Nov

12:00 - 14:34MEL-DEN

19h 34m1 stop

11:30 - 08:30DEN-MEL

28h 00m2 stops

$1,961United Airlines

Find Deal

Mon, 9 Mar - Mon, 16 Mar

11:20 - 12:23SYD-DEN

19h 03m1 stop

20:11 - 09:00DEN-SYD

18h 49m1 stop

$2,522Qantas Airways

Find Deal

Wed, 17 Dec - Sun, 4 Jan

11:20 - 12:23SYD-DEN

19h 03m1 stop

17:05 - 09:00DEN-SYD

21h 55m1 stop

$2,523Qantas Airways

Find Deal

Wed, 17 Dec - Sun, 4 Jan

Air New Zealand flights from Australia to Colorado

Our best Air New Zealand deals on Australia to Colorado flight tickets

Air New Zealand

4 Nov

MEL10:35Melbourne

25h 23m

2 stops

DEN17:58Denver Intl

11 Nov

DEN13:45Denver Intl

27h 10m

2 stops

MEL10:55Melbourne

$1,438

Find similar

Air New Zealand

1 Nov

BNE08:20Brisbane

26h 04m

2 stops

DEN18:24Denver Intl

8 Nov

DEN15:59Denver Intl

24h 56m

2 stops

BNE09:55Brisbane

$1,449

Find similar

Air New Zealand

14 Oct

SYD11:50Sydney Kingsford Smith

24h 50m

2 stops

DEN19:40Denver Intl

23 Oct

DEN15:46Denver Intl

25h 49m

2 stops

SYD10:35Sydney Kingsford Smith

$1,512

Find similar

Japan Airlines flights from Australia to Colorado

Our best Japan Airlines deals on Australia to Colorado flight tickets

Japan Airlines

4 Nov

PER10:30Perth

46h 04m

3 stops

DEN17:34Denver Intl

11 Nov

DEN18:14Denver Intl

38h 41m

3 stops

PER23:55Perth

$1,722

Find similar

Japan Airlines

3 Nov

PER10:30Perth

40h 51m

3 stops

DEN12:21Denver Intl

10 Nov

DEN19:17Denver Intl

37h 38m

3 stops

PER23:55Perth

$2,019

Find similar

Japan Airlines

3 Nov

PER00:25Perth

32h 25m

3 stops

DEN17:50Denver Intl

11 Nov

DEN18:14Denver Intl

38h 41m

3 stops

PER23:55Perth

$2,067

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Tue 4/11

10:40-17:52

1 stop25h 12m

Aspen Pitkin County

Tue 11/11

12:01-08:30

1 stop26h 29m

$1,281

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Fri 6/3

10:40-14:03

1 stop21h 23m

Aspen Pitkin County

Tue 10/3

13:37-06:05

1 stop23h 28m

$1,373

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

Tue 4/11

10:35-17:58

2 stops25h 23m

Denver Intl

Tue 11/11

13:45-10:55

2 stops27h 10m

$1,438

BrisbaneDenver

BNE - DEN

BNEDEN

Brisbane

Sat 1/11

08:20-18:24

2 stops26h 04m

Denver Intl

Sat 8/11

15:59-09:55

2 stops24h 56m

$1,449

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 10/2

11:20-12:26

1 stop19h 06m

Denver Intl

Sat 28/2

19:05-09:35

1 stop20h 30m

$1,522

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 15/2

11:20-12:37

1 stop19h 17m

Denver Intl

Mon 23/2

17:30-09:35

2 stops46h 05m

$1,532

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Tue 4/11

11:20-12:36

1 stop19h 16m

Aspen Pitkin County

Tue 11/11

13:40-09:15

2 stops25h 35m

$1,764

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

Mon 9/3

12:00-14:34

1 stop19h 34m

Denver Intl

Mon 16/3

11:30-08:30

2 stops28h 00m

$1,961

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 17/12

11:20-12:23

1 stop19h 03m

Denver Intl

Sun 4/1

20:11-09:00

1 stop18h 49m

$2,522

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 17/12

11:20-12:23

1 stop19h 03m

Denver Intl

Sun 4/1

17:05-09:00

1 stop21h 55m

$2,523

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 February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,174.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Australia to Colorado is on a Monday when prices can be found for as low as $1,795. The most expensive day to fly to Colorado is Friday, with ticket prices averaging around $2,390.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is at midday when flights can be purchased for as low as $1,694. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,015 on average. Flights to Colorado from Australia in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $1,621 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 $1,417 on momondo.

Can stopping save me money on Australia to Colorado flights?

You could potentially save up to 8% 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

Direct flights	None

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

Search flight deals

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 September 2025, 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
Qantas Airways	PriceFrom $983	Free cancellation	Rating 7.5 907 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $1,216	Free cancellation	Rating 7.4 8,923 reviews	Search United Airlines flights
Air Canada	PriceFrom $1,299	Free cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,305	Free cancellation	Rating 8.0 505 reviews	Search Air New Zealand flights
Virgin Australia	PriceFrom $1,554	Free cancellation	Rating 7.5 416 reviews	Search Virgin Australia flights
American Airlines	PriceFrom $1,612	Free cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Qatar Airways	PriceFrom $2,706	Free cancellation	Rating 7.4 3,625 reviews	Search Qatar Airways 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.