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

Air New Zealand is the most popular carrier 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 October 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.

$905 Cheap Flights from Denver to Australia in 2026/27

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.

19:00 - 07:20DEN Denver Intl-SYD Sydney Kingsford Smith

20h 20m1 stop Vancouver Intl

09:20 - 12:40SYD Sydney Kingsford Smith-DEN Denver Intl

19h 20m1 stop Vancouver Intl

$1,438Air Canada

Sun, 4 Apr - Sun, 25 Apr

11:38 - 09:35DEN Denver Intl-SYD Sydney Kingsford Smith

27h 57m2 stops Calgary Vancouver Intl

11:20 - 18:04SYD Sydney Kingsford Smith-DEN Denver Intl

24h 44m2 stops Vancouver Intl Edmonton

$1,438Air Canada

Sun, 7 Feb - Sun, 28 Feb

08:15 - 06:55DEN Denver Intl-SYD Sydney Kingsford Smith

28h 40m1 stop Vancouver Intl

11:20 - 12:38SYD Sydney Kingsford Smith-DEN Denver Intl

19h 18m1 stop Vancouver Intl

$1,438Air Canada

Tue, 1 Dec - Mon, 22 Feb

11:39 - 09:35DEN Denver Intl-SYD Sydney Kingsford Smith

27h 56m2 stops Calgary Vancouver Intl

11:20 - 18:04SYD Sydney Kingsford Smith-DEN Denver Intl

24h 44m2 stops Vancouver Intl Edmonton

$1,438Air Canada

Tue, 1 Dec - Mon, 22 Feb

11:43 - 09:35DEN Denver Intl-SYD Sydney Kingsford Smith

27h 52m2 stops Calgary Vancouver Intl

11:20 - 18:04SYD Sydney Kingsford Smith-DEN Denver Intl

24h 44m2 stops Vancouver Intl Edmonton

$1,438Air Canada

Tue, 16 Feb - Mon, 22 Feb

19:00 - 09:35DEN Denver Intl-SYD Sydney Kingsford Smith

20h 35m1 stop Vancouver Intl

11:20 - 19:15SYD Sydney Kingsford Smith-DEN Denver Intl

25h 55m1 stop Vancouver Intl

$1,438Air Canada

Mon, 15 Feb - Tue, 23 Feb

13:50 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

25h 10m1 stop Los Angeles

11:20 - 18:16SYD Sydney Kingsford Smith-DEN Denver Intl

24h 56m1 stop Los Angeles

$2,386Qantas Airways

Wed, 20 Jan - Wed, 27 Jan

19:09 - 15:55DEN Denver Intl-CBR Canberra

26h 46m2 stops Los Angeles Melbourne

09:35 - 19:45CBR Canberra-DEN Denver Intl

28h 10m3 stops Sydney Kingsford Smith Auckland Intl Los Angeles

$2,490Air New Zealand

Wed, 4 Nov - Mon, 7 Dec

07:00 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

29h 25m1 stop Los Angeles

11:10 - 11:30SYD Sydney Kingsford Smith-DEN Denver Intl

18h 20m1 stop Los Angeles

$2,522Qantas Airways

Thu, 24 Dec - Fri, 1 Jan

19:00 - 18:00DEN Denver Intl-CBR Canberra

29h 00m2 stops Vancouver Intl Brisbane

07:05 - 12:43CBR Canberra-DEN Denver Intl

23h 38m2 stops Sydney Kingsford Smith Vancouver Intl

$2,532Air New Zealand

Tue, 3 Nov - Wed, 9 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

11:39 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

27h 56m2 stops Calgary Vancouver Intl

11:20 - 18:03SYD Sydney Kingsford Smith-DEN Denver Intl

24h 43m2 stops Vancouver Intl Edmonton

$1,438Air Canada

Wed, 28 Oct - Tue, 3 Nov

15:53 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

23h 42m1 stop Vancouver Intl

11:20 - 16:26SYD Sydney Kingsford Smith-DEN Denver Intl

23h 06m1 stop Vancouver Intl

$1,438Air Canada

Wed, 28 Oct - Tue, 3 Nov

19:00 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

20h 35m1 stop Vancouver Intl

11:20 - 12:43SYD Sydney Kingsford Smith-DEN Denver Intl

19h 23m1 stop Vancouver Intl

$1,438Air Canada

Mon, 26 Oct - Wed, 11 Nov

11:39 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

27h 56m2 stops Calgary Vancouver Intl

11:20 - 12:20SYD Sydney Kingsford Smith-DEN Denver Intl

19h 00m1 stop Vancouver Intl

$1,438Air Canada

Wed, 28 Oct - Tue, 3 Nov

19:00 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

20h 35m1 stop Vancouver Intl

11:20 - 18:03SYD Sydney Kingsford Smith-DEN Denver Intl

24h 43m2 stops Vancouver Intl Edmonton

$1,439Air Canada

Mon, 26 Oct - Wed, 11 Nov

19:00 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

20h 35m1 stop Vancouver Intl

11:20 - 12:43SYD Sydney Kingsford Smith-DEN Denver Intl

19h 23m1 stop Vancouver Intl

$1,439Air Canada

Mon, 26 Oct - Wed, 11 Nov

15:37 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

23h 58m2 stops San Francisco Vancouver Intl

11:20 - 12:43SYD Sydney Kingsford Smith-DEN Denver Intl

19h 23m1 stop Vancouver Intl

$1,442Multiple Airlines

Mon, 26 Oct - Sun, 8 Nov

15:37 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

23h 58m2 stops San Francisco Vancouver Intl

11:20 - 18:03SYD Sydney Kingsford Smith-DEN Denver Intl

24h 43m2 stops Vancouver Intl Edmonton

$1,446Multiple Airlines

Mon, 26 Oct - Wed, 11 Nov

18:42 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

21h 18m1 stop Los Angeles

11:10 - 11:46SYD Sydney Kingsford Smith-DEN Denver Intl

18h 36m1 stop Los Angeles

$3,160Qantas Airways

Mon, 26 Oct - Sun, 8 Nov

18:42 - 09:00DEN Denver Intl-SYD Sydney Kingsford Smith

21h 18m1 stop Los Angeles

20:45 - 18:21SYD Sydney Kingsford Smith-DEN Denver Intl

39h 36m2 stops Brisbane Los Angeles

$6,009Qantas Airways

Wed, 28 Oct - Sun, 22 Nov

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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

30 Mar

DEN19:00Denver Intl

24h 00m

2 stops

BNE11:00Brisbane

9 Apr

BNE10:00Brisbane

18h 29m

1 stop

DEN12:29Denver Intl

$1,603

Air New Zealand

1 Feb

DEN11:31Denver Intl

27h 04m

2 stops

SYD08:35Sydney Kingsford Smith

17 Feb

SYD14:05Sydney Kingsford Smith

21h 45m

2 stops

DEN17:50Denver Intl

$1,683

Air New Zealand

26 Oct

DEN15:35Denver Intl

24h 00m

2 stops

SYD08:35Sydney Kingsford Smith

11 Nov

SYD11:50Sydney Kingsford Smith

22h 22m

2 stops

DEN16:12Denver Intl

$1,700

Air Canada flights from Denver to Australia

Our best Air Canada deals on Denver to Australia flight tickets

Air Canada

16 Feb

DEN15:43Denver Intl

23h 52m

1 stop

SYD09:35Sydney Kingsford Smith

22 Feb

SYD11:20Sydney Kingsford Smith

24h 44m

2 stops

DEN18:04Denver Intl

$1,438

Air Canada

14 Feb

DEN19:00Denver Intl

20h 35m

1 stop

SYD09:35Sydney Kingsford Smith

23 Feb

SYD11:20Sydney Kingsford Smith

19h 09m

1 stop

DEN12:29Denver Intl

$1,439

Air Canada

14 Apr

DEN11:21Denver Intl

27h 59m

2 stops

SYD07:20Sydney Kingsford Smith

21 Apr

SYD07:00Sydney Kingsford Smith

21h 40m

2 stops

DEN12:40Denver Intl

$1,461

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Sun 4/4

19:00-07:20

1 stop20h 20m

Sydney Kingsford Smith

Sun 25/4

09:20-12:40

1 stop19h 20m

$1,438

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Sun 7/2

11:38-09:35

2 stops27h 57m

Sydney Kingsford Smith

Sun 28/2

11:20-18:04

2 stops24h 44m

$1,438

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 1/12

08:15-06:55

1 stop28h 40m

Sydney Kingsford Smith

Mon 22/2

11:20-12:38

1 stop19h 18m

$1,438

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 1/12

11:39-09:35

2 stops27h 56m

Sydney Kingsford Smith

Mon 22/2

11:20-18:04

2 stops24h 44m

$1,438

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 16/2

11:43-09:35

2 stops27h 52m

Sydney Kingsford Smith

Mon 22/2

11:20-18:04

2 stops24h 44m

$1,438

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Mon 15/2

19:00-09:35

1 stop20h 35m

Sydney Kingsford Smith

Tue 23/2

11:20-19:15

1 stop25h 55m

$1,438

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Wed 20/1

13:50-09:00

1 stop25h 10m

Sydney Kingsford Smith

Wed 27/1

11:20-18:16

1 stop24h 56m

$2,386

DenverCanberra

DEN Denver Intl - CBR Canberra

DENCBR

Denver Intl

Wed 4/11

19:09-15:55

2 stops26h 46m

Canberra

Mon 7/12

09:35-19:45

3 stops28h 10m

$2,490

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Thu 24/12

07:00-06:25

1 stop29h 25m

Sydney Kingsford Smith

Fri 1/1

11:10-11:30

1 stop18h 20m

$2,522

DenverCanberra

DEN Denver Intl - CBR Canberra

DENCBR

Denver Intl

Tue 3/11

19:00-18:00

2 stops29h 00m

Canberra

Wed 9/12

07:05-12:43

2 stops23h 38m

$2,532

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 $1,643. 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 $1,687.

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 $1,959 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 $1,509 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	$905
Fastest flight time	19h 45m
Direct flights	None

The best one-way flight to Australia from Denver in the past 72 hours is $905. The best return flight deal from Denver to Australia found on momondo in the last 72 hours is $1,438.

The fastest flight from Denver to Australia takes 19h 45m

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 October 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 $1,246	Free cancellation	Rating 7.5 1,115 reviews		Search Qantas Airways flights
Air New Zealand	PriceFrom $2,253	Free cancellation	Rating 8.0 675 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.