What is the cheapest airline that flies from Denver Intl to Australia?

Alaska Airlines, Air Canada, and American Airlines are the most popular carriers operating from Denver Intl to Australia

What airlines fly to Australia?

United Airlines, Qantas Airways and Air Canada are the top three most popular airlines that fly to Australia from Denver according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 8 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Denver Intl Airport to Australia?

Prices for flights from Denver Intl Airport to Australia are refreshed on a daily basis.

How many operators does momondo search for flights from Denver Intl Airport to Australia?

The number of operators available for flights from Denver Intl Airport to Australia is 8 as of June 2026.

How old do you have to be to fly from Denver Intl Airport to Australia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Australia.

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

The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$430 Cheap Flights from Denver to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 12:00 pm

DEN

MEL

37h 00m

2 stops

1:30 pm - 12:42 am

MEL

DEN

27h 12m

2 stops

$855Multiple Airlines

Thu, Aug 6 - Thu, Aug 13

3:20 pm - 12:00 pm

DEN

MEL

28h 40m

2 stops

1:30 pm - 3:50 am

MEL

DEN

30h 20m

3 stops

$958Multiple Airlines

Thu, Aug 6 - Thu, Aug 13

6:30 am - 12:50 pm

DEN

SYD

37h 20m

2 stops

2:00 pm - 12:25 am

SYD

DEN

28h 25m

2 stops

$985Multiple Airlines

Fri, Oct 16 - Sun, Nov 8

6:00 am - 11:05 am

DEN

BNE

37h 05m

2 stops

9:40 am - 10:15 pm

BNE

DEN

28h 35m

2 stops

$1,224Air New Zealand

Mon, Aug 3 - Mon, Aug 10

1:30 pm - 11:05 am

DEN

BNE

29h 35m

2 stops

12:20 pm - 12:59 am

BNE

DEN

28h 39m

2 stops

$1,246Air New Zealand

Tue, Sep 8 - Wed, Sep 16

9:10 am - 11:50 am

DEN

ADL

35h 10m

2 stops

9:20 pm - 4:58 pm

ADL

DEN

35h 08m

2 stops

$1,556Air Canada

Mon, Sep 14 - Sun, Sep 27

6:56 pm - 6:45 pm

DEN

PER

57h 49m

2 stops

10:45 pm - 5:35 pm

PER

DEN

33h 50m

2 stops

$1,671Qatar Airways

Thu, Oct 29 - Wed, Nov 11

7:05 am - 6:45 pm

DEN

PER

45h 40m

2 stops

10:45 pm - 5:35 pm

PER

DEN

33h 50m

2 stops

$1,703Qatar Airways

Fri, Oct 30 - Tue, Nov 10

7:50 pm - 11:35 am

DEN

CBR

22h 45m

2 stops

6:35 am - 6:18 pm

CBR

DEN

28h 43m

2 stops

$1,860Air Canada

Sat, Oct 17 - Wed, Oct 21

9:20 pm - 10:40 am

DEN

OOL

45h 20m

2 stops

4:20 pm - 4:19 pm

OOL

DEN

39h 59m

2 stops

$2,061United Airlines

Sat, Aug 8 - Sat, Aug 15

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Air Canada flights from Denver to Australia

Our best Air Canada deals on Denver to Australia flight tickets

Air Canada

Sep 6

DEN12:05 pmDenver Intl

27h 00m

1 stop

BNE7:05 amBrisbane

Sep 20

BNE10:00 amBrisbane

38h 47m

2 stops

DEN8:47 amDenver Intl

$1,476

Air Canada

Sep 7

DEN7:45 pmDenver Intl

19h 20m

1 stop

BNE7:05 amBrisbane

Sep 16

BNE10:00 amBrisbane

29h 08m

1 stop

DEN11:08 pmDenver Intl

$1,488

Air Canada

Jul 5

DEN7:45 pmDenver Intl

19h 20m

1 stop

BNE7:05 amBrisbane

Jul 19

BNE10:00 amBrisbane

38h 45m

2 stops

DEN8:45 amDenver Intl

$1,491

Air New Zealand flights from Denver to Australia

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

Air New Zealand

Oct 20

DEN4:20 pmDenver Intl

25h 35m

2 stops

MEL10:55 amMelbourne

Oct 28

MEL8:00 amMelbourne

26h 56m

2 stops

DEN5:56 pmDenver Intl

$1,213

Air New Zealand

Aug 10

DEN3:43 pmDenver Intl

27h 12m

2 stops

MEL10:55 amMelbourne

Aug 24

MEL8:35 amMelbourne

27h 32m

2 stops

DEN8:07 pmDenver Intl

$1,214

Air New Zealand

Nov 23

DEN4:04 pmDenver Intl

24h 51m

2 stops

MEL10:55 amMelbourne

Jan 13

MEL12:10 pmMelbourne

23h 40m

2 stops

DEN5:50 pmDenver Intl

$1,216

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Thu 8/6

7:00 am-12:00 pm

2 stops37h 00m

Melbourne

Thu 8/13

1:30 pm-12:42 am

2 stops27h 12m

$855

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Thu 8/6

3:20 pm-12:00 pm

2 stops28h 40m

Melbourne

Thu 8/13

1:30 pm-3:50 am

3 stops30h 20m

$958

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 10/16

6:30 am-12:50 pm

2 stops37h 20m

Sydney Kingsford Smith

Sun 11/8

2:00 pm-12:25 am

2 stops28h 25m

$985

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Mon 8/3

6:00 am-11:05 am

2 stops37h 05m

Brisbane

Mon 8/10

9:40 am-10:15 pm

2 stops28h 35m

$1,224

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Tue 9/8

1:30 pm-11:05 am

2 stops29h 35m

Brisbane

Wed 9/16

12:20 pm-12:59 am

2 stops28h 39m

$1,246

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Mon 9/14

9:10 am-11:50 am

2 stops35h 10m

Adelaide

Sun 9/27

9:20 pm-4:58 pm

2 stops35h 08m

$1,556

DenverPerth

DEN - PER

DENPER

Denver Intl

Thu 10/29

6:56 pm-6:45 pm

2 stops57h 49m

Perth

Wed 11/11

10:45 pm-5:35 pm

2 stops33h 50m

$1,671

DenverPerth

DEN - PER

DENPER

Denver Intl

Fri 10/30

7:05 am-6:45 pm

2 stops45h 40m

Perth

Tue 11/10

10:45 pm-5:35 pm

2 stops33h 50m

$1,703

Quickest round-trip

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

Sat 10/17

7:50 pm-11:35 am

2 stops22h 45m

Canberra

Wed 10/21

6:35 am-6:18 pm

2 stops28h 43m

$1,860

DenverCoolangatta

DEN - OOL

DENOOL

Denver Intl

Sat 8/8

9:20 pm-10:40 am

2 stops45h 20m

Coolangatta Gold Coast

Sat 8/15

4:20 pm-4:19 pm

2 stops39h 59m

$2,061

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 Denver 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

Prices

Airlines

What is the cheapest month to fly to Australia?

The month of January is, on average, the cheapest month to fly to Australia from Denver, with most prices found around $72. If you aren’t able to travel during the month of January, then book flights to Australia from Denver during September instead. Flights to Australia in September, while not as cheap as those in January, still average around $73.

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

You are more likely to see cheaper flights to Australia from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Denver for as low as $1,158 on momondo.

Can stopping save me money on Denver to Australia flights?

You could potentially save up to 14% on your flight if you consider stops on a Denver to Australia flight.

Cheap Denver to Australia flight deals and tips

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

Fastest flight time	23h 05m
Direct flights	None

The fastest flight from Denver to Australia takes 23h 05m

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

Search flight deals

Frequently asked questions about flying from Denver to Australia

When did momondo last update prices for flights from Denver Intl Airport to Australia?
Prices for flights from Denver Intl Airport to Australia are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Australia?
The number of operators available for flights from Denver Intl Airport to Australia is 8 as of June 2026.
How old do you have to be to fly from Denver Intl Airport to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Denver to Australia

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $117	Free Cancellation	Rating 7.8 8,444 reviews	Search Delta flights
Fiji Airways	PriceFrom $682	Free Cancellation	Rating 8.1 245 reviews	Search Fiji Airways flights
Alaska Airlines	PriceFrom $745	Free Cancellation	Rating 7.9 12,577 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $770	Free Cancellation	Rating 7.1 11,260 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $800	Free Cancellation	Rating 7.5 1,050 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $844	Free Cancellation	Rating 7.1 11,768 reviews	Search American Airlines flights
United Airlines	PriceFrom $853	Free Cancellation	Rating 7.4 9,891 reviews	Search United Airlines flights
Air New Zealand	PriceFrom $946	Free Cancellation	Rating 8.0 646 reviews	Search Air New Zealand flights

Why use momondo?

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

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 Denver to Australia for you.

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

Yes. All flights to Australia from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to Australia.

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

If you are not ready to book a flight from Denver 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.