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

Fiji Airways, United Airlines, 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 March 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.

$580 Cheap Flights from Denver to Australia in 2026

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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.

07:20 - 22:10

DEN

SYD

46h 50m

2 stops

13:15 - 00:38

SYD

DEN

27h 23m

2 stops

$1,194Multiple Airlines

Tue, 12 May - Mon, 18 May

07:00 - 12:05

DEN

SYD

37h 05m

2 stops

13:15 - 00:38

SYD

DEN

27h 23m

2 stops

$1,197Multiple Airlines

Mon, 11 May - Mon, 18 May

09:10 - 07:05

DEN

BNE

29h 55m

1 stop

10:00 - 08:45

BNE

DEN

38h 45m

2 stops

$1,369Air Canada

Wed, 13 May - Wed, 27 May

11:20 - 07:05

DEN

BNE

27h 45m

2 stops

10:00 - 08:45

BNE

DEN

38h 45m

2 stops

$1,370Air Canada

Wed, 13 May - Wed, 27 May

16:21 - 19:20

DEN

MEL

34h 59m

2 stops

07:30 - 19:39

MEL

DEN

28h 09m

2 stops

$1,766Fiji Airways

Sat, 19 Sep - Sat, 3 Oct

16:21 - 19:20

DEN

MEL

34h 59m

2 stops

07:30 - 19:39

MEL

DEN

28h 09m

2 stops

$1,767Fiji Airways

Sat, 19 Sep - Sat, 3 Oct

18:08 - 12:10

DEN

CBR

26h 02m

2 stops

06:00 - 17:40

CBR

DEN

27h 40m

2 stops

$1,884Qantas Airways

Sat, 27 Jun - Fri, 10 Jul

18:20 - 16:15

DEN

HBA

29h 55m

2 stops

06:00 - 17:48

HBA

DEN

27h 48m

2 stops

$1,917Qantas Airways

Fri, 10 Apr - Sat, 25 Apr

19:05 - 10:10

DEN

CBR

23h 05m

2 stops

08:35 - 19:40

CBR

DEN

27h 05m

3 stops

$2,596Air New Zealand

Wed, 13 May - Wed, 20 May

17:59 - 18:10

DEN

CNS

32h 11m

3 stops

18:55 - 19:40

CNS

DEN

40h 45m

3 stops

$2,784Air New Zealand

Fri, 1 May - Sun, 10 May

Qantas Airways flights from Denver to Australia

Our best Qantas Airways deals on Denver to Australia flight tickets

Qantas Airways

25 Aug

DEN11:58Denver Intl

27h 07m

1 stop

SYD07:05Sydney Kingsford Smith

1 Sept

SYD09:10Sydney Kingsford Smith

24h 17m

1 stop

DEN17:27Denver Intl

$1,644

Qantas Airways

20 Apr

DEN20:35Denver Intl

18h 30m

1 stop

SYD07:05Sydney Kingsford Smith

27 Apr

SYD17:50Sydney Kingsford Smith

18h 13m

1 stop

DEN20:03Denver Intl

$1,645

Qantas Airways

14 May

DEN18:19Denver Intl

21h 11m

1 stop

SYD07:30Sydney Kingsford Smith

21 May

SYD09:10Sydney Kingsford Smith

17h 57m

1 stop

DEN11:07Denver Intl

$1,654

Air Canada flights from Denver to Australia

Our best Air Canada deals on Denver to Australia flight tickets

Air Canada

13 May

DEN09:10Denver Intl

29h 55m

1 stop

BNE07:05Brisbane

27 May

BNE10:00Brisbane

38h 45m

2 stops

DEN08:45Denver Intl

$1,369

Air Canada

13 May

DEN11:20Denver Intl

27h 45m

2 stops

BNE07:05Brisbane

27 May

BNE10:00Brisbane

38h 45m

2 stops

DEN08:45Denver Intl

$1,370

Air Canada

12 May

DEN19:50Denver Intl

19h 15m

1 stop

BNE07:05Brisbane

19 May

BNE10:15Brisbane

22h 45m

1 stop

DEN17:00Denver Intl

$1,389

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Tue 12/5

07:20-22:10

2 stops46h 50m

Sydney Kingsford Smith

Mon 18/5

13:15-00:38

2 stops27h 23m

$1,194

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 11/5

07:00-12:05

2 stops37h 05m

Sydney Kingsford Smith

Mon 18/5

13:15-00:38

2 stops27h 23m

$1,197

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Wed 13/5

09:10-07:05

1 stop29h 55m

Brisbane

Wed 27/5

10:00-08:45

2 stops38h 45m

$1,369

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

Wed 13/5

11:20-07:05

2 stops27h 45m

Brisbane

Wed 27/5

10:00-08:45

2 stops38h 45m

$1,370

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

$1,766

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

$1,767

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

Sat 27/6

18:08-12:10

2 stops26h 02m

Canberra

Fri 10/7

06:00-17:40

2 stops27h 40m

$1,884

DenverHobart

DEN - HBA

DENHBA

Denver Intl

Fri 10/4

18:20-16:15

2 stops29h 55m

Hobart

Sat 25/4

06:00-17:48

2 stops27h 48m

$1,917

Fastest return journey

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

Wed 13/5

19:05-10:10

2 stops23h 05m

Canberra

Wed 20/5

08:35-19:40

3 stops27h 05m

$2,596

DenverCairns

DEN - CNS

DENCNS

Denver Intl

Fri 1/5

17:59-18:10

3 stops32h 11m

Cairns

Sun 10/5

18:55-19:40

3 stops40h 45m

$2,784

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 $1,694. 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 $1,776.

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 $1,980 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 $1,670 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 49m
Direct flights	None

The fastest flight from Denver to Australia takes 18h 49m

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 March 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 $1,313	Free cancellation	Rating 7.5 1,014 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.