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

Cathay Pacific, Singapore Airlines, and ANA 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 January 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.

$629 Cheap Flights from Denver to Australia in 2026

1 adult

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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.

21:31 - 07:25

DEN

SYD

39h 54m

1 stop

14:00 - 10:02

SYD

DEN

38h 02m

2 stops

$1,340Multiple Airlines

Tue, 17 Feb - Fri, 27 Feb

21:31 - 05:00

DEN

BNE

38h 29m

1 stop

11:50 - 09:44

BNE

DEN

37h 54m

2 stops

$1,340Multiple Airlines

Wed, 25 Feb - Mon, 9 Mar

19:05 - 07:05

DEN

BNE

20h 00m

1 stop

10:00 - 17:00

BNE

DEN

23h 00m

1 stop

$1,366Air Canada

Mon, 27 Apr - Mon, 4 May

08:05 - 08:45

DEN

BNE

31h 40m

1 stop

10:45 - 12:37

BNE

DEN

18h 52m

1 stop

$1,369Air Canada

Tue, 24 Feb - Tue, 3 Mar

13:00 - 12:15

DEN

CBR

30h 15m

2 stops

17:45 - 12:29

CBR

DEN

35h 44m

2 stops

$2,081Qantas Airways

Mon, 9 Mar - Mon, 16 Mar

09:22 - 06:55

DEN

PER

30h 33m

2 stops

00:25 - 19:14

PER

DEN

32h 49m

2 stops

$2,114Cathay Pacific

Wed, 25 Feb - Tue, 10 Mar

20:04 - 22:55

DEN

PER

60h 51m

2 stops

08:20 - 19:58

PER

DEN

49h 38m

2 stops

$2,123Cathay Pacific

Sun, 15 Mar - Sun, 12 Apr

20:03 - 10:40

DEN

OOL

22h 37m

2 stops

15:50 - 12:07

OOL

DEN

36h 17m

2 stops

$2,208Qantas Airways

Wed, 15 Apr - Sat, 25 Apr

16:10 - 15:40

DEN

CBR

30h 30m

3 stops

07:55 - 14:35

CBR

DEN

23h 40m

2 stops

$2,307Air New Zealand

Mon, 9 Mar - Mon, 16 Mar

11:22 - 16:25

DEN

CBR

35h 03m

3 stops

07:55 - 16:27

CBR

DEN

25h 32m

2 stops

$2,309Air New Zealand

Sun, 1 Mar - Wed, 11 Mar

Qantas Airways flights from Denver to Australia

Our best Qantas Airways deals on Denver to Australia flight tickets

Qantas Airways

22 Feb

DEN12:59Denver Intl

26h 31m

1 stop

MEL09:30Melbourne

1 Mar

MEL12:00Melbourne

25h 34m

1 stop

DEN19:34Denver Intl

$1,940

Qantas Airways

28 Mar

DEN20:04Denver Intl

41h 41m

1 stop

MEL06:45Melbourne

6 Apr

MEL09:45Melbourne

25h 49m

1 stop

DEN19:34Denver Intl

$1,952

Qantas Airways

1 May

DEN18:19Denver Intl

20h 26m

1 stop

MEL06:45Melbourne

31 May

MEL09:45Melbourne

23h 52m

1 stop

DEN17:37Denver Intl

$1,988

Air New Zealand flights from Denver to Australia

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

Air New Zealand

1 June

DEN17:55Denver Intl

21h 35m

1 stop

MEL07:30Melbourne

16 June

MEL08:35Melbourne

25h 15m

2 stops

DEN17:50Denver Intl

$1,929

Air New Zealand

25 Apr

DEN21:17Denver Intl

45h 38m

2 stops

MEL10:55Melbourne

31 May

MEL09:30Melbourne

18h 40m

1 stop

DEN12:10Denver Intl

$1,942

Air New Zealand

25 Apr

DEN21:17Denver Intl

45h 38m

2 stops

MEL10:55Melbourne

31 May

MEL09:30Melbourne

18h 40m

1 stop

DEN12:10Denver Intl

$1,943

Fly from

Fly to

Route

Depart

Return

Price

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Tue 17/2

21:31-07:25

1 stop39h 54m

Sydney Kingsford Smith

Fri 27/2

14:00-10:02

2 stops38h 02m

$1,340

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Wed 25/2

21:31-05:00

1 stop38h 29m

Brisbane

Mon 9/3

11:50-09:44

2 stops37h 54m

$1,340

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Mon 27/4

19:05-07:05

1 stop20h 00m

Brisbane

Mon 4/5

10:00-17:00

1 stop23h 00m

$1,366

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Tue 24/2

08:05-08:45

1 stop31h 40m

Brisbane

Tue 3/3

10:45-12:37

1 stop18h 52m

$1,369

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

Mon 9/3

13:00-12:15

2 stops30h 15m

Canberra

Mon 16/3

17:45-12:29

2 stops35h 44m

$2,081

DenverPerth

DEN - PER

DENPER

Denver Intl

Wed 25/2

09:22-06:55

2 stops30h 33m

Perth

Tue 10/3

00:25-19:14

2 stops32h 49m

$2,114

DenverPerth

DEN - PER

DENPER

Denver Intl

Sun 15/3

20:04-22:55

2 stops60h 51m

Perth

Sun 12/4

08:20-19:58

2 stops49h 38m

$2,123

DenverCoolangatta

DEN - OOL

DENOOL

Denver Intl

Wed 15/4

20:03-10:40

2 stops22h 37m

Coolangatta Gold Coast

Sat 25/4

15:50-12:07

2 stops36h 17m

$2,208

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

Mon 9/3

16:10-15:40

3 stops30h 30m

Canberra

Mon 16/3

07:55-14:35

2 stops23h 40m

$2,307

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

Sun 1/3

11:22-16:25

3 stops35h 03m

Canberra

Wed 11/3

07:55-16:27

2 stops25h 32m

$2,309

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 $1,246. If you don’t want to visit Australia in April, then you should wait until March to fly from Denver, when ticket prices are also cheap, with an average price of $1,301.

How far in advance should I book a flight 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 $1,636 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 $1,445 on momondo.

Can stopping save me money on Denver to Australia flights?

You could potentially save up to 17% 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	19h 25m
Direct flights	None

The fastest flight from Denver to Australia takes 19h 25m

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

Search flight deals

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 January 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 $1,183	Free cancellation	Rating 7.5 978 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.