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

Air Canada, Fiji Airways, 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 April 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.

07:00 - 11:50

DEN

SYD

36h 50m

2 stops

13:15 - 00:38

SYD

DEN

27h 23m

2 stops

$1,278Multiple Airlines

Sun, 10 May - Mon, 18 May

08:41 - 11:50

DEN

SYD

35h 09m

2 stops

06:00 - 00:38

SYD

DEN

34h 38m

2 stops

$1,359Multiple Airlines

Tue, 19 May - Sun, 31 May

07:20 - 11:50

DEN

SYD

36h 30m

2 stops

13:15 - 00:38

SYD

DEN

27h 23m

2 stops

$1,383Multiple Airlines

Wed, 27 May - Sun, 31 May

17:33 - 07:05

DEN

BNE

45h 32m

2 stops

10:00 - 08:55

BNE

DEN

38h 55m

2 stops

$1,693Air Canada

Mon, 10 Aug - Tue, 22 Sep

17:33 - 07:05

DEN

BNE

45h 32m

2 stops

10:00 - 08:55

BNE

DEN

38h 55m

2 stops

$1,696Air Canada

Mon, 10 Aug - Mon, 21 Sep

17:59 - 07:30

DEN

SYD

21h 31m

1 stop

09:10 - 11:10

SYD

DEN

18h 00m

1 stop

$1,712Qantas Airways

Tue, 25 Aug - Tue, 15 Sep

16:21 - 19:20

DEN

MEL

34h 59m

2 stops

07:30 - 19:39

MEL

DEN

28h 09m

2 stops

$1,719Fiji Airways

Sat, 19 Sep - Sat, 3 Oct

19:50 - 11:20

DEN

MEL

23h 30m

2 stops

06:00 - 18:18

MEL

DEN

28h 18m

2 stops

$1,829Air New Zealand

Mon, 10 Aug - Tue, 18 Aug

18:19 - 11:55

DEN

ADL

26h 06m

2 stops

06:00 - 17:37

ADL

DEN

27h 07m

2 stops

$1,962Qantas Airways

Mon, 11 May - Fri, 29 May

10:02 - 12:10

DEN

CBR

34h 08m

2 stops

15:25 - 06:32

CBR

DEN

55h 07m

3 stops

$2,394Air New Zealand

Mon, 1 Jun - Sat, 13 Jun

Air Canada flights from Denver to Australia

Our best Air Canada deals on Denver to Australia flight tickets

Air Canada

10 Aug

DEN17:33Denver Intl

45h 32m

2 stops

BNE07:05Brisbane

22 Sept

BNE10:00Brisbane

38h 55m

2 stops

DEN08:55Denver Intl

$1,693

Air Canada

10 Aug

DEN17:33Denver Intl

45h 32m

2 stops

BNE07:05Brisbane

21 Sept

BNE10:00Brisbane

38h 55m

2 stops

DEN08:55Denver Intl

$1,696

Air Canada

9 Sept

DEN13:25Denver Intl

25h 40m

2 stops

BNE07:05Brisbane

22 Sept

BNE10:15Brisbane

38h 40m

2 stops

DEN08:55Denver Intl

$1,703

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

DEN19:50Denver Intl

23h 30m

2 stops

MEL11:20Melbourne

18 Aug

MEL06:00Melbourne

28h 18m

2 stops

DEN18:18Denver Intl

$1,829

Air New Zealand

10 Aug

DEN15:43Denver Intl

23h 47m

1 stop

MEL07:30Melbourne

25 Aug

MEL12:10Melbourne

23h 20m

2 stops

DEN19:30Denver Intl

$2,066

Air New Zealand

10 Aug

DEN15:43Denver Intl

23h 47m

1 stop

MEL07:30Melbourne

25 Aug

MEL12:10Melbourne

26h 01m

2 stops

DEN22:11Denver Intl

$2,071

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sun 10/5

07:00-11:50

2 stops36h 50m

Sydney Kingsford Smith

Mon 18/5

13:15-00:38

2 stops27h 23m

$1,278

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Tue 19/5

08:41-11:50

2 stops35h 09m

Sydney Kingsford Smith

Sun 31/5

06:00-00:38

2 stops34h 38m

$1,359

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Wed 27/5

07:20-11:50

2 stops36h 30m

Sydney Kingsford Smith

Sun 31/5

13:15-00:38

2 stops27h 23m

$1,383

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Mon 10/8

17:33-07:05

2 stops45h 32m

Brisbane

Tue 22/9

10:00-08:55

2 stops38h 55m

$1,693

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Mon 10/8

17:33-07:05

2 stops45h 32m

Brisbane

Mon 21/9

10:00-08:55

2 stops38h 55m

$1,696

Fastest return journey

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Tue 25/8

17:59-07:30

1 stop21h 31m

Sydney Kingsford Smith

Tue 15/9

09:10-11:10

1 stop18h 00m

$1,712

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Sat 19/9

16:21-19:20

2 stops34h 59m

Melbourne

Sat 3/10

07:30-19:39

2 stops28h 09m

$1,719

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Mon 10/8

19:50-11:20

2 stops23h 30m

Melbourne

Tue 18/8

06:00-18:18

2 stops28h 18m

$1,829

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Mon 11/5

18:19-11:55

2 stops26h 06m

Adelaide

Fri 29/5

06:00-17:37

2 stops27h 07m

$1,962

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

Mon 1/6

10:02-12:10

2 stops34h 08m

Canberra

Sat 13/6

15:25-06:32

3 stops55h 07m

$2,394

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 $1,675. 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 $1,753.

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 $1,926 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 $1,642 on momondo.

Can stopping save me money on Denver to Australia flights?

You could potentially save up to 30% 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	18h 30m
Direct flights	None

The fastest flight from Denver to Australia takes 18h 30m

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 April 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 $1,278	Free cancellation	Rating 7.5 1,018 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.