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

Air Canada, Air New Zealand, and Qantas Airways 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 are 2 operators available for flights from Denver Intl Airport to Australia as of September 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.

$683 Cheap Flights from Denver to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Australia

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

22:55 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

37h 30m1 stop Los Angeles

14:00 - 15:07SYD Sydney Kingsford Smith-DEN Denver Intl

43h 07m2 stops Nadi Los Angeles

$1,361Multiple Airlines

Mon, 9 Nov - Sun, 22 Nov

06:25 - 12:35DEN Denver Intl-SYD Sydney Kingsford Smith

36h 10m2 stops Los Angeles Nadi

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,457Multiple Airlines

Tue, 8 Dec - Fri, 5 Feb

13:10 - 21:50DEN Denver Intl-SYD Sydney Kingsford Smith

39h 40m2 stops Los Angeles Auckland Intl

09:55 - 17:35SYD Sydney Kingsford Smith-DEN Denver Intl

25h 40m2 stops Auckland Intl Los Angeles

$1,507Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

14:08 - 12:35DEN Denver Intl-SYD Sydney Kingsford Smith

28h 27m3 stops Phoenix Sky Harbor Intl Los Angeles Nadi

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,516Multiple Airlines

Tue, 8 Dec - Fri, 5 Feb

07:55 - 07:00DEN Denver Intl-BNE Brisbane

31h 05m2 stops Los Angeles Auckland Intl

11:15 - 22:30BNE Brisbane-DEN Denver Intl

28h 15m2 stops Auckland Intl Los Angeles

$1,586Air New Zealand

Mon, 26 Oct - Sun, 8 Nov

13:30 - 07:00DEN Denver Intl-BNE Brisbane

25h 30m2 stops Los Angeles Auckland Intl

11:15 - 17:56BNE Brisbane-DEN Denver Intl

23h 41m2 stops Auckland Intl Los Angeles

$1,586Air New Zealand

Wed, 28 Oct - Wed, 4 Nov

07:55 - 07:00DEN Denver Intl-BNE Brisbane

31h 05m2 stops Los Angeles Auckland Intl

11:15 - 17:56BNE Brisbane-DEN Denver Intl

23h 41m2 stops Auckland Intl Los Angeles

$1,587Air New Zealand

Mon, 26 Oct - Mon, 2 Nov

18:46 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

20h 14m1 stop Los Angeles

11:15 - 11:44SYD Sydney Kingsford Smith-DEN Denver Intl

18h 29m1 stop Los Angeles

$1,966Qantas Airways

Wed, 18 Nov - Tue, 15 Dec

18:46 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

20h 14m1 stop Los Angeles

11:15 - 11:44SYD Sydney Kingsford Smith-DEN Denver Intl

18h 29m1 stop Los Angeles

$1,970Qantas Airways

Wed, 18 Nov - Tue, 15 Dec

16:22 - 20:40DEN Denver Intl-AVV Melbourne Avalon

34h 18m2 stops Dallas/Fort Worth Brisbane

06:00 - 13:10AVV Melbourne Avalon-DEN Denver Intl

25h 10m2 stops Sydney Kingsford Smith Los Angeles

$2,604Qantas Airways

Wed, 30 Dec - Wed, 10 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

21:09 - 10:55DEN Denver Intl-MEL Melbourne

45h 46m2 stops San Francisco Auckland Intl

07:35 - 18:04MEL Melbourne-DEN Denver Intl

26h 29m2 stops Auckland Intl Los Angeles

$1,782Air New Zealand

Sat, 19 Sep - Sat, 3 Oct

21:09 - 10:55DEN Denver Intl-MEL Melbourne

45h 46m2 stops San Francisco Auckland Intl

07:35 - 18:04MEL Melbourne-DEN Denver Intl

26h 29m2 stops Auckland Intl Los Angeles

$1,784Air New Zealand

Sat, 19 Sep - Sat, 3 Oct

12:42 - 07:30DEN Denver Intl-SYD Sydney Kingsford Smith

26h 48m1 stop Los Angeles

17:50 - 09:32SYD Sydney Kingsford Smith-DEN Denver Intl

31h 42m1 stop Los Angeles

$1,944Multiple Airlines

Wed, 16 Sep - Mon, 28 Sep

12:42 - 07:30DEN Denver Intl-SYD Sydney Kingsford Smith

26h 48m1 stop Los Angeles

17:50 - 08:15SYD Sydney Kingsford Smith-DEN Denver Intl

30h 25m2 stops Los Angeles Dallas/Fort Worth

$1,955Multiple Airlines

Wed, 16 Sep - Mon, 28 Sep

19:50 - 11:20DEN Denver Intl-MEL Melbourne

23h 30m2 stops Vancouver Intl Sydney Kingsford Smith

06:05 - 11:56MEL Melbourne-DEN Denver Intl

22h 51m2 stops Brisbane Vancouver Intl

$1,987Multiple Airlines

Sun, 20 Sep - Sun, 4 Oct

21:09 - 07:20DEN Denver Intl-SYD Sydney Kingsford Smith

42h 11m2 stops San Francisco Vancouver Intl

10:20 - 14:51SYD Sydney Kingsford Smith-DEN Denver Intl

21h 31m1 stop Vancouver Intl

$1,997Air Canada

Sat, 19 Sep - Sat, 10 Oct

16:17 - 07:05DEN Denver Intl-BNE Brisbane

22h 48m1 stop Vancouver Intl

10:00 - 16:58BNE Brisbane-DEN Denver Intl

22h 58m1 stop Vancouver Intl

$1,997Air Canada

Tue, 15 Sep - Fri, 25 Sep

11:23 - 07:05DEN Denver Intl-BNE Brisbane

27h 42m2 stops Edmonton Vancouver Intl

10:00 - 16:58BNE Brisbane-DEN Denver Intl

22h 58m1 stop Vancouver Intl

$1,997Air Canada

Tue, 15 Sep - Fri, 25 Sep

19:50 - 11:40DEN Denver Intl-MEL Melbourne

23h 50m2 stops Vancouver Intl Brisbane

06:05 - 11:56MEL Melbourne-DEN Denver Intl

22h 51m2 stops Brisbane Vancouver Intl

$2,004Multiple Airlines

Sun, 20 Sep - Sun, 4 Oct

21:09 - 07:20DEN Denver Intl-SYD Sydney Kingsford Smith

42h 11m2 stops San Francisco Vancouver Intl

10:20 - 20:17SYD Sydney Kingsford Smith-DEN Denver Intl

26h 57m2 stops Vancouver Intl Toronto Pearson Intl

$2,008Air Canada

Sat, 19 Sep - Sat, 10 Oct

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Air New Zealand flights from Denver to Australia

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

Air New Zealand

26 Oct

DEN07:55Denver Intl

31h 05m

2 stops

BNE07:00Brisbane

8 Nov

BNE11:15Brisbane

28h 15m

2 stops

DEN22:30Denver Intl

$1,586

Air New Zealand

26 Oct

DEN07:55Denver Intl

31h 05m

2 stops

BNE07:00Brisbane

2 Nov

BNE11:15Brisbane

23h 41m

2 stops

DEN17:56Denver Intl

$1,587

Air New Zealand

26 Oct

DEN13:30Denver Intl

26h 05m

2 stops

SYD08:35Sydney Kingsford Smith

11 Nov

SYD09:55Sydney Kingsford Smith

26h 05m

2 stops

DEN18:00Denver Intl

$1,590

Delta flights from Denver to Australia

Our best Delta deals on Denver to Australia flight tickets

Delta

21 Sept

DEN13:00Denver Intl

25h 50m

2 stops

SYD06:50Sydney Kingsford Smith

28 Sept

SYD09:15Sydney Kingsford Smith

23h 47m

2 stops

DEN17:02Denver Intl

$2,114

Delta

25 Sept

DEN12:25Denver Intl

26h 25m

1 stop

SYD06:50Sydney Kingsford Smith

30 Sept

SYD09:15Sydney Kingsford Smith

18h 07m

1 stop

DEN11:22Denver Intl

$2,178

Delta

25 Sept

DEN06:00Denver Intl

32h 50m

2 stops

SYD06:50Sydney Kingsford Smith

30 Sept

SYD09:15Sydney Kingsford Smith

23h 47m

2 stops

DEN17:02Denver Intl

$2,184

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Mon 9/11

22:55-06:25

1 stop37h 30m

Sydney Kingsford Smith

Sun 22/11

14:00-15:07

2 stops43h 07m

$1,361

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 8/12

06:25-12:35

2 stops36h 10m

Sydney Kingsford Smith

Fri 5/2

14:00-20:19

2 stops24h 19m

$1,457

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 27/10

13:10-21:50

2 stops39h 40m

Sydney Kingsford Smith

Tue 3/11

09:55-17:35

2 stops25h 40m

$1,507

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 8/12

14:08-12:35

3 stops28h 27m

Sydney Kingsford Smith

Fri 5/2

14:00-20:19

2 stops24h 19m

$1,516

DenverBrisbane

DEN Denver Intl - BNE Brisbane

DENBNE

Denver Intl

Mon 26/10

07:55-07:00

2 stops31h 05m

Brisbane

Sun 8/11

11:15-22:30

2 stops28h 15m

$1,586

DenverBrisbane

DEN Denver Intl - BNE Brisbane

DENBNE

Denver Intl

Wed 28/10

13:30-07:00

2 stops25h 30m

Brisbane

Wed 4/11

11:15-17:56

2 stops23h 41m

$1,586

DenverBrisbane

DEN Denver Intl - BNE Brisbane

DENBNE

Denver Intl

Mon 26/10

07:55-07:00

2 stops31h 05m

Brisbane

Mon 2/11

11:15-17:56

2 stops23h 41m

$1,587

Fastest return journey

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Wed 18/11

18:46-09:00

1 stop20h 14m

Sydney Kingsford Smith

Tue 15/12

11:15-11:44

1 stop18h 29m

$1,966

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Wed 18/11

18:46-09:00

1 stop20h 14m

Sydney Kingsford Smith

Tue 15/12

11:15-11:44

1 stop18h 29m

$1,970

DenverMelbourne

DEN Denver Intl - AVV Melbourne Avalon

DENAVV

Denver Intl

Wed 30/12

16:22-20:40

2 stops34h 18m

Melbourne Avalon

Wed 10/2

06:00-13:10

2 stops25h 10m

$2,604

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, April 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 $1,579. If you don’t want to visit Australia in April, then you should wait until June to fly from Denver, when ticket prices are also cheap, with an average price of $1,675.

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 $1,906 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 $1,480 on momondo.

Can stopping save me money on Denver to Australia flights?

You could potentially save up to 10% 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

Best price found	$683
Fastest flight time	19h 11m
Direct flights	None

The best one-way flight to Australia from Denver in the past 72 hours is $683. The best return flight deal from Denver to Australia found on momondo in the last 72 hours is $1,361.

The fastest flight from Denver to Australia takes 19h 11m

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 are 2 operators available for flights from Denver Intl Airport to Australia as of September 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 $1,259	Free cancellation	Rating 7.5 1,093 reviews		Search Qantas Airways flights
Air New Zealand	PriceFrom $2,207	Free cancellation	Rating 8.0 669 reviews		Search Air New Zealand 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.