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Cheap flights from Colorado to Australia from $627

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Australia departing on 25/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:35 - 07:30
DEN
-
SYD
25h 55m
1 stop
Multiple Airlines Logo
13:10 - 19:49
SYD
-
DEN
22h 39m
2 stops
$1,181Multiple Airlines
Tue, 21 Apr - Wed, 29 Apr
Multiple Airlines Logo
06:20 - 10:25
DEN
-
BNE
35h 05m
2 stops
Multiple Airlines Logo
11:25 - 23:30
BNE
-
DEN
29h 05m
2 stops
$1,184Multiple Airlines
Sun, 22 Feb - Sun, 8 Mar
Air Canada Logo
19:25 - 07:45
DEN
-
BNE
44h 20m
2 stops
Air Canada Logo
09:45 - 12:37
BNE
-
DEN
18h 52m
1 stop
$1,359Air Canada
Sun, 8 Mar - Sun, 22 Mar
Air Canada Logo
16:13 - 13:55
DEN
-
ADL
54h 12m
3 stops
Air Canada Logo
19:00 - 12:33
ADL
-
DEN
33h 03m
2 stops
$1,576Air Canada
Sun, 5 Apr - Sat, 18 Apr
United Airlines Logo
20:33 - 09:30
DEN
-
ADL
43h 27m
2 stops
United Airlines Logo
14:15 - 22:20
ADL
-
DEN
24h 35m
1 stop
$1,744United Airlines
Wed, 25 Feb - Wed, 25 Mar
United Airlines Logo
21:20 - 09:30
DEN
-
ADL
42h 40m
1 stop
United Airlines Logo
14:15 - 16:40
ADL
-
DEN
18h 55m
1 stop
$1,750United Airlines
Wed, 25 Feb - Wed, 25 Mar
Qantas Airways Logo
20:04 - 11:55
DEN
-
ADL
24h 21m
2 stops
Qantas Airways Logo
17:10 - 17:48
ADL
-
DEN
40h 08m
2 stops
$2,019Qantas Airways
Sun, 5 Apr - Sat, 18 Apr
Air New Zealand Logo
17:42 - 10:45
DEN
-
OOL
25h 03m
2 stops
Air New Zealand Logo
11:55 - 19:40
OOL
-
DEN
23h 45m
2 stops
$2,116Air New Zealand
Wed, 15 Apr - Fri, 24 Apr
Air New Zealand Logo
13:25 - 10:45
DEN
-
OOL
29h 20m
2 stops
Air New Zealand Logo
09:20 - 12:18
OOL
-
DEN
42h 58m
2 stops
$2,147Air New Zealand
Wed, 15 Apr - Sat, 25 Apr
Qantas Airways Logo
19:44 - 13:40
DEN
-
ADL
25h 26m
2 stops
Qantas Airways Logo
06:00 - 12:29
ADL
-
DEN
22h 59m
2 stops
$2,167Qantas Airways
Tue, 24 Mar - Tue, 31 Mar

United Airlines flights from Colorado to Australia

Our best United Airlines deals on Colorado to Australia flight tickets
United Airlines
8 Mar
DEN09:51Denver Intl
28h 39m
1 stop
BNE06:30Brisbane
22 Mar
BNE10:40Brisbane
22h 00m
1 stop
DEN16:40Denver Intl
$1,666
United Airlines
14 June
DEN11:35Denver Intl
26h 55m
2 stops
BNE06:30Brisbane
28 June
BNE10:30Brisbane
25h 09m
2 stops
DEN19:39Denver Intl
$1,673
United Airlines
8 July
DEN10:00Denver Intl
28h 30m
2 stops
BNE06:30Brisbane
26 July
BNE10:30Brisbane
21h 44m
2 stops
DEN16:14Denver Intl
$1,674

Air New Zealand flights from Colorado to Australia

Our best Air New Zealand deals on Colorado to Australia flight tickets
Air New Zealand
8 Mar
DEN08:05Denver Intl
54h 55m
2 stops
BNE07:00Brisbane
15 Mar
BNE09:45Brisbane
39h 09m
2 stops
DEN08:54Denver Intl
$1,479
Air New Zealand
15 Feb
DEN19:43Denver Intl
19h 32m
1 stop
SYD09:15Sydney Kingsford Smith
28 Feb
SYD12:10Sydney Kingsford Smith
18h 08m
1 stop
DEN12:18Denver Intl
$2,092
Air New Zealand
15 Apr
DEN17:42Denver Intl
25h 03m
2 stops
OOL10:45Coolangatta Gold Coast
24 Apr
OOL11:55Coolangatta Gold Coast
23h 45m
2 stops
DEN19:40Denver Intl
$2,116

momondo Fare Finder

 
Customise your flight search to find flights from Colorado to Australia 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, momondo users made 78,305 searches. Data last updated 9 February 2026.
Use the filters below to find and compare flights from Colorado to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Tue 21/4

13:35-07:30

1 stop25h 55m

Sydney Kingsford Smith

Wed 29/4

13:10-19:49

2 stops22h 39m

$1,181

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Sun 22/2

06:20-10:25

2 stops35h 05m

Brisbane

Sun 8/3

11:25-23:30

2 stops29h 05m

$1,184

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Sun 8/3

19:25-07:45

2 stops44h 20m

Brisbane

Sun 22/3

09:45-12:37

1 stop18h 52m

$1,359

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Sun 5/4

16:13-13:55

3 stops54h 12m

Adelaide

Sat 18/4

19:00-12:33

2 stops33h 03m

$1,576

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Wed 25/2

20:33-09:30

2 stops43h 27m

Adelaide

Wed 25/3

14:15-22:20

1 stop24h 35m

$1,744

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Wed 25/2

21:20-09:30

1 stop42h 40m

Adelaide

Wed 25/3

14:15-16:40

1 stop18h 55m

$1,750

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Sun 5/4

20:04-11:55

2 stops24h 21m

Adelaide

Sat 18/4

17:10-17:48

2 stops40h 08m

$2,019

DenverCoolangatta

DEN - OOL

DENOOL

Denver Intl

Wed 15/4

17:42-10:45

2 stops25h 03m

Coolangatta Gold Coast

Fri 24/4

11:55-19:40

2 stops23h 45m

$2,116

DenverCoolangatta

DEN - OOL

DENOOL

Denver Intl

Wed 15/4

13:25-10:45

2 stops29h 20m

Coolangatta Gold Coast

Sat 25/4

09:20-12:18

2 stops42h 58m

$2,147

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Tue 24/3

19:44-13:40

2 stops25h 26m

Adelaide

Tue 31/3

06:00-12:29

2 stops22h 59m

$2,167

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

How to get the cheapest flight ticket from Colorado to Australia

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

What is the cheapest month to fly to Australia?

In general, April is the cheapest month to fly from Colorado to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,285. If you don’t want to visit Australia in April, then you should wait until September to fly from Colorado, when ticket prices are also cheap, with an average price of $1,476.

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

You are more likely to see cheaper flights to Australia from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,790 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Colorado for as low as $1,534 on momondo.

Can stopping save me money on Colorado to Australia flights?

You could potentially save up to 17% on your flight if you consider stops on a Colorado to Australia flight.

Cheap Colorado to Australia flight deals and tips

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

Fastest flight time

19h 00m

Direct flights

None
The fastest flight from Colorado to Australia takes 19h 00m
There are no direct flights from Colorado to Australia. There are no popular flight routes from Colorado to Australia.
Search flight deals

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

    Prices for flights from Colorado to Australia are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Australia.

  • What documentation or ID do you need to fly to Australia?

    The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Colorado to Australia

Compare and see reviews for airlines that fly from Colorado to Australia with momondo
Airline
Rating
Free cancellation
Price
Qantas AirwaysPriceFrom $1,247Free cancellationRating
7.5
988 reviews
Search Qantas Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Colorado to Australia. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Australia from Colorado with this policy.

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

Once you have performed a search for Colorado to Australia 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 Colorado to Australia right now. Can momondo alert me if prices change?

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

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