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

Delta, Air Canada, and Air New Zealand 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 May 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.

$776 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.

19:50 - 06:50

DEN

SYD

19h 00m

1 stop

09:15 - 11:34

SYD

DEN

18h 19m

1 stop

$1,397Delta

Mon, 22 Jun - Mon, 29 Jun

15:55 - 06:50

DEN

SYD

22h 55m

2 stops

09:15 - 20:04

SYD

DEN

26h 49m

2 stops

$1,404Delta

Mon, 22 Jun - Mon, 29 Jun

07:00 - 12:00

DEN

MEL

37h 00m

2 stops

13:30 - 00:40

MEL

DEN

27h 10m

2 stops

$1,415Multiple Airlines

Sat, 15 Aug - Sat, 22 Aug

12:32 - 12:00

DEN

MEL

31h 28m

2 stops

13:30 - 00:40

MEL

DEN

27h 10m

2 stops

$1,455Multiple Airlines

Sat, 8 Aug - Thu, 20 Aug

19:50 - 06:50

DEN

SYD

19h 00m

1 stop

09:15 - 11:34

SYD

DEN

18h 19m

1 stop

$1,466Delta

Sun, 7 Jun - Sat, 13 Jun

09:40 - 07:05

DEN

BNE

29h 25m

1 stop

10:00 - 08:47

BNE

DEN

38h 47m

2 stops

$2,046Air Canada

Mon, 5 Oct - Mon, 19 Oct

13:30 - 07:05

DEN

BNE

25h 35m

2 stops

10:00 - 08:47

BNE

DEN

38h 47m

2 stops

$2,053Air Canada

Wed, 7 Oct - Wed, 14 Oct

17:50 - 10:55

DEN

ADL

25h 35m

2 stops

19:10 - 12:13

ADL

DEN

32h 33m

2 stops

$2,120Air New Zealand

Mon, 14 Sep - Sun, 27 Sep

17:45 - 10:45

DEN

OOL

25h 00m

2 stops

11:55 - 20:09

OOL

DEN

24h 14m

2 stops

$2,239Air New Zealand

Tue, 1 Sep - Sat, 12 Sep

11:31 - 00:35

DEN

DRW

45h 34m

2 stops

13:05 - 17:40

DRW

DEN

44h 05m

3 stops

$3,981Qantas Airways

Thu, 25 Jun - Thu, 2 Jul

Air New Zealand flights from Denver to Australia

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

Air New Zealand

10 Aug

DEN11:45Denver Intl

27h 45m

1 stop

MEL07:30Melbourne

25 Aug

MEL08:35Melbourne

29h 33m

2 stops

DEN22:08Denver Intl

$2,024

Air New Zealand

1 Nov

DEN21:25Denver Intl

42h 05m

1 stop

MEL09:30Melbourne

16 Nov

MEL12:10Melbourne

23h 40m

2 stops

DEN17:50Denver Intl

$2,036

Air New Zealand

10 Aug

DEN17:18Denver Intl

25h 37m

2 stops

MEL10:55Melbourne

25 Aug

MEL08:35Melbourne

26h 55m

2 stops

DEN19:30Denver Intl

$2,062

Air Canada flights from Denver to Australia

Our best Air Canada deals on Denver to Australia flight tickets

Air Canada

5 Oct

DEN09:40Denver Intl

29h 25m

1 stop

BNE07:05Brisbane

19 Oct

BNE10:00Brisbane

38h 47m

2 stops

DEN08:47Denver Intl

$2,046

Air Canada

7 Oct

DEN13:30Denver Intl

25h 35m

2 stops

BNE07:05Brisbane

14 Oct

BNE10:00Brisbane

38h 47m

2 stops

DEN08:47Denver Intl

$2,053

Air Canada

5 Oct

DEN19:50Denver Intl

19h 15m

1 stop

BNE07:05Brisbane

19 Oct

BNE10:00Brisbane

22h 58m

1 stop

DEN16:58Denver Intl

$2,065

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 22/6

19:50-06:50

1 stop19h 00m

Sydney Kingsford Smith

Mon 29/6

09:15-11:34

1 stop18h 19m

$1,397

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 22/6

15:55-06:50

2 stops22h 55m

Sydney Kingsford Smith

Mon 29/6

09:15-20:04

2 stops26h 49m

$1,404

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Sat 15/8

07:00-12:00

2 stops37h 00m

Melbourne

Sat 22/8

13:30-00:40

2 stops27h 10m

$1,415

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Sat 8/8

12:32-12:00

2 stops31h 28m

Melbourne

Thu 20/8

13:30-00:40

2 stops27h 10m

$1,455

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sun 7/6

19:50-06:50

1 stop19h 00m

Sydney Kingsford Smith

Sat 13/6

09:15-11:34

1 stop18h 19m

$1,466

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Mon 5/10

09:40-07:05

1 stop29h 25m

Brisbane

Mon 19/10

10:00-08:47

2 stops38h 47m

$2,046

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Wed 7/10

13:30-07:05

2 stops25h 35m

Brisbane

Wed 14/10

10:00-08:47

2 stops38h 47m

$2,053

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Mon 14/9

17:50-10:55

2 stops25h 35m

Adelaide

Sun 27/9

19:10-12:13

2 stops32h 33m

$2,120

DenverCoolangatta

DEN - OOL

DENOOL

Denver Intl

Tue 1/9

17:45-10:45

2 stops25h 00m

Coolangatta Gold Coast

Sat 12/9

11:55-20:09

2 stops24h 14m

$2,239

DenverDarwin

DEN - DRW

DENDRW

Denver Intl

Thu 25/6

11:31-00:35

2 stops45h 34m

Darwin

Thu 2/7

13:05-17:40

3 stops44h 05m

$3,981

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 $100. If you don’t want to visit Australia in January, then you should wait until February to fly from Denver, when ticket prices are also cheap, with an average price of $156.

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 $1,842 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 $1,563 on momondo.

Can stopping save me money on Denver to Australia flights?

You could potentially save up to 34% 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 15m
Direct flights	None

The fastest flight from Denver to Australia takes 19h 15m

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 May 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 1,037 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.