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

Cathay Pacific, 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 is 1 operator available for flights from Denver Intl Airport to Australia as of February 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.

$599 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.

09:20 - 12:25

DEN

MEL

35h 05m

2 stops

13:25 - 19:49

MEL

DEN

22h 24m

2 stops

$1,154Multiple Airlines

Mon, 6 Apr - Wed, 15 Apr

21:30 - 07:30

DEN

SYD

42h 00m

1 stop

13:20 - 19:49

SYD

DEN

22h 29m

2 stops

$1,196Multiple Airlines

Wed, 6 May - Wed, 13 May

13:35 - 07:30

DEN

SYD

25h 55m

1 stop

13:15 - 10:47

SYD

DEN

37h 32m

2 stops

$1,198Multiple Airlines

Tue, 5 May - Tue, 12 May

11:20 - 07:05

DEN

BNE

27h 45m

2 stops

10:00 - 18:07

BNE

DEN

24h 07m

2 stops

$1,363Air Canada

Mon, 27 Apr - Mon, 4 May

19:25 - 07:45

DEN

BNE

44h 20m

2 stops

09:45 - 12:37

BNE

DEN

18h 52m

1 stop

$1,364Air Canada

Sun, 15 Mar - Sun, 22 Mar

19:05 - 11:30

DEN

BNE

24h 25m

2 stops

09:45 - 12:37

BNE

DEN

18h 52m

1 stop

$1,425Singapore Airlines

Sun, 15 Mar - Sun, 22 Mar

15:55 - 10:55

DEN

MEL

27h 00m

2 stops

08:35 - 20:14

MEL

DEN

27h 39m

2 stops

$1,585Air New Zealand

Tue, 28 Apr - Wed, 27 May

17:55 - 10:55

DEN

MEL

25h 00m

2 stops

08:35 - 20:28

MEL

DEN

27h 53m

2 stops

$1,586Air New Zealand

Mon, 10 Aug - Tue, 25 Aug

11:30 - 10:35

DEN

CNS

31h 05m

2 stops

11:20 - 17:37

CNS

DEN

46h 17m

2 stops

$1,967Qantas Airways

Sun, 24 May - Mon, 8 Jun

13:00 - 13:10

DEN

HBA

31h 10m

2 stops

06:00 - 19:34

HBA

DEN

29h 34m

2 stops

$2,174Qantas Airways

Mon, 30 Mar - Mon, 6 Apr

Air New Zealand flights from Denver to Australia

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

Air New Zealand

27 Apr

DEN15:55Denver Intl

27h 10m

2 stops

BNE11:05Brisbane

4 May

BNE12:20Brisbane

23h 20m

2 stops

DEN19:40Denver Intl

$1,579

Air New Zealand

4 May

DEN17:25Denver Intl

25h 15m

2 stops

SYD10:40Sydney Kingsford Smith

13 May

SYD11:55Sydney Kingsford Smith

23h 45m

2 stops

DEN19:40Denver Intl

$1,583

Air New Zealand

28 Apr

DEN15:55Denver Intl

27h 00m

2 stops

MEL10:55Melbourne

27 May

MEL08:35Melbourne

27h 39m

2 stops

DEN20:14Denver Intl

$1,585

Air Canada flights from Denver to Australia

Our best Air Canada deals on Denver to Australia flight tickets

Air Canada

22 Feb

DEN19:05Denver Intl

20h 40m

1 stop

BNE08:45Brisbane

8 Mar

BNE10:45Brisbane

17h 52m

1 stop

DEN11:37Denver Intl

$1,320

Air Canada

27 Apr

DEN19:05Denver Intl

20h 00m

1 stop

BNE07:05Brisbane

4 May

BNE10:00Brisbane

24h 07m

2 stops

DEN18:07Denver Intl

$1,363

Air Canada

15 Mar

DEN19:25Denver Intl

44h 20m

2 stops

BNE07:45Brisbane

22 Mar

BNE09:45Brisbane

18h 52m

1 stop

DEN12:37Denver Intl

$1,364

Fly from

Fly to

Route

Depart

Return

Price

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Mon 6/4

09:20-12:25

2 stops35h 05m

Melbourne

Wed 15/4

13:25-19:49

2 stops22h 24m

$1,154

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Wed 6/5

21:30-07:30

1 stop42h 00m

Sydney Kingsford Smith

Wed 13/5

13:20-19:49

2 stops22h 29m

$1,196

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Tue 5/5

13:35-07:30

1 stop25h 55m

Sydney Kingsford Smith

Tue 12/5

13:15-10:47

2 stops37h 32m

$1,198

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Mon 27/4

11:20-07:05

2 stops27h 45m

Brisbane

Mon 4/5

10:00-18:07

2 stops24h 07m

$1,363

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Sun 15/3

19:25-07:45

2 stops44h 20m

Brisbane

Sun 22/3

09:45-12:37

1 stop18h 52m

$1,364

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Sun 15/3

19:05-11:30

2 stops24h 25m

Brisbane

Sun 22/3

09:45-12:37

1 stop18h 52m

$1,425

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Tue 28/4

15:55-10:55

2 stops27h 00m

Melbourne

Wed 27/5

08:35-20:14

2 stops27h 39m

$1,585

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Mon 10/8

17:55-10:55

2 stops25h 00m

Melbourne

Tue 25/8

08:35-20:28

2 stops27h 53m

$1,586

DenverCairns

DEN - CNS

DENCNS

Denver Intl

Sun 24/5

11:30-10:35

2 stops31h 05m

Cairns

Mon 8/6

11:20-17:37

2 stops46h 17m

$1,967

DenverHobart

DEN - HBA

DENHBA

Denver Intl

Mon 30/3

13:00-13:10

2 stops31h 10m

Hobart

Mon 6/4

06:00-19:34

2 stops29h 34m

$2,174

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 $1,275. If you don’t want to visit Australia in April, then you should wait until September to fly from Denver, when ticket prices are also cheap, with an average price of $1,465.

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 $1,776 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 $1,523 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	22h 40m
Direct flights	None

The fastest flight from Denver to Australia takes 22h 40m

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 February 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 $1,237	Free cancellation	Rating 7.5 989 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.