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

Alaska Airlines, United Airlines, and Air Canada are the most popular carriers operating from Denver Intl 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?

There is 1 operator available for flights from Denver Intl Airport to Australia 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 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.

$742 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 return flights

Enter your travel dates to find the best prices.

16:20 - 12:25

DEN

MEL

28h 05m

2 stops

13:30 - 00:40

MEL

DEN

27h 10m

2 stops

$1,366Multiple Airlines

Mon, 10 Aug - Thu, 20 Aug

07:00 - 12:00

DEN

MEL

37h 00m

2 stops

13:30 - 00:40

MEL

DEN

27h 10m

2 stops

$1,411Multiple Airlines

Thu, 27 Aug - Sun, 6 Sep

17:25 - 10:55

DEN

ADL

26h 00m

2 stops

19:10 - 12:14

ADL

DEN

32h 34m

2 stops

$2,181Air New Zealand

Mon, 14 Sep - Sun, 27 Sep

17:25 - 10:55

DEN

ADL

26h 00m

2 stops

19:10 - 12:14

ADL

DEN

32h 34m

2 stops

$2,184Air New Zealand

Mon, 14 Sep - Sun, 27 Sep

19:45 - 13:55

DEN

ADL

26h 40m

2 stops

20:00 - 23:12

ADL

DEN

42h 42m

2 stops

$2,218Air Canada

Sun, 26 Jul - Sun, 2 Aug

19:45 - 11:35

DEN

CBR

23h 50m

2 stops

18:40 - 20:22

CBR

DEN

41h 42m

3 stops

$2,284Air Canada

Mon, 6 Jul - Mon, 13 Jul

18:56 - 18:35

DEN

PER

57h 39m

2 stops

22:45 - 22:21

PER

DEN

37h 36m

2 stops

$2,442Qatar Airways

Sat, 10 Oct - Mon, 26 Oct

18:56 - 18:35

DEN

PER

57h 39m

2 stops

22:45 - 22:21

PER

DEN

37h 36m

2 stops

$2,553Qatar Airways

Fri, 9 Oct - Mon, 26 Oct

07:58 - 15:00

DEN

DRW

38h 32m

3 stops

01:55 - 17:50

DRW

DEN

56h 25m

2 stops

$3,363Singapore Airlines

Thu, 12 Nov - Sun, 15 Nov

07:58 - 15:00

DEN

DRW

38h 32m

3 stops

01:55 - 17:50

DRW

DEN

56h 25m

2 stops

$3,365Singapore Airlines

Thu, 12 Nov - Sun, 15 Nov

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Delta flights from Denver to Australia

Our best Delta deals on Denver to Australia flight tickets

Delta

23 June

DEN12:29Denver Intl

26h 21m

1 stop

SYD06:50Sydney Kingsford Smith

30 June

SYD09:15Sydney Kingsford Smith

24h 43m

1 stop

DEN17:58Denver Intl

$3,171

Delta

13 June

DEN12:29Denver Intl

26h 21m

1 stop

SYD06:50Sydney Kingsford Smith

26 June

SYD09:15Sydney Kingsford Smith

24h 43m

1 stop

DEN17:58Denver Intl

$3,314

Delta

13 June

DEN12:29Denver Intl

26h 21m

1 stop

SYD06:50Sydney Kingsford Smith

26 June

SYD09:15Sydney Kingsford Smith

24h 43m

1 stop

DEN17:58Denver Intl

$3,316

Air New Zealand flights from Denver to Australia

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

Air New Zealand

18 Nov

DEN11:24Denver Intl

26h 36m

2 stops

BNE07:00Brisbane

30 Nov

BNE11:10Brisbane

27h 51m

2 stops

DEN22:01Denver Intl

$2,131

Air New Zealand

1 Dec

DEN21:25Denver Intl

40h 35m

2 stops

BNE07:00Brisbane

30 Dec

BNE08:20Brisbane

26h 30m

2 stops

DEN17:50Denver Intl

$2,142

Air New Zealand

17 June

DEN13:26Denver Intl

29h 29m

2 stops

MEL10:55Melbourne

30 July

MEL12:10Melbourne

23h 30m

2 stops

DEN19:40Denver Intl

$2,152

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Mon 10/8

16:20-12:25

2 stops28h 05m

Melbourne

Thu 20/8

13:30-00:40

2 stops27h 10m

$1,366

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Thu 27/8

07:00-12:00

2 stops37h 00m

Melbourne

Sun 6/9

13:30-00:40

2 stops27h 10m

$1,411

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Mon 14/9

17:25-10:55

2 stops26h 00m

Adelaide

Sun 27/9

19:10-12:14

2 stops32h 34m

$2,181

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Mon 14/9

17:25-10:55

2 stops26h 00m

Adelaide

Sun 27/9

19:10-12:14

2 stops32h 34m

$2,184

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Sun 26/7

19:45-13:55

2 stops26h 40m

Adelaide

Sun 2/8

20:00-23:12

2 stops42h 42m

$2,218

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

Mon 6/7

19:45-11:35

2 stops23h 50m

Canberra

Mon 13/7

18:40-20:22

3 stops41h 42m

$2,284

DenverPerth

DEN - PER

DENPER

Denver Intl

Sat 10/10

18:56-18:35

2 stops57h 39m

Perth

Mon 26/10

22:45-22:21

2 stops37h 36m

$2,442

DenverPerth

DEN - PER

DENPER

Denver Intl

Fri 9/10

18:56-18:35

2 stops57h 39m

Perth

Mon 26/10

22:45-22:21

2 stops37h 36m

$2,553

DenverDarwin

DEN - DRW

DENDRW

Denver Intl

Thu 12/11

07:58-15:00

3 stops38h 32m

Darwin

Sun 15/11

01:55-17:50

2 stops56h 25m

$3,363

DenverDarwin

DEN - DRW

DENDRW

Denver Intl

Thu 12/11

07:58-15:00

3 stops38h 32m

Darwin

Sun 15/11

01:55-17:50

2 stops56h 25m

$3,365

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 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?

In general, January is the cheapest month to fly from Denver to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $103. If you don’t want to visit Australia in January, then you should wait until June to fly from Denver, when ticket prices are also cheap, with an average price of $153.

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 $1,867 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 Denver for as low as $1,559 on momondo.

Can stopping save me money on Denver to Australia flights?

You could potentially save up to 30% 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	21h 40m
Direct flights	None

The fastest flight from Denver to Australia takes 21h 40m

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?
There is 1 operator available for flights from Denver Intl Airport to Australia 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 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 Denver to Australia

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

Airline	Rating	Free cancellation	Price
Qantas Airways	PriceFrom $1,248	Free cancellation	Rating 7.5 1,046 reviews		Search Qantas Airways flights

Why use momondo?

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

It is quick and easy to find Denver to Australia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Australia that suits you.

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

All flight searches from Denver to Australia on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Australia from Denver. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Australia, momondo offers a useful price alert feature which will track prices for flights to Australia from Denver and alert you when they change.