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

Fiji Airways, Alaska 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 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.

$650 Cheap Flights from Denver to Australia in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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 - 00:40

SYD

DEN

27h 25m

2 stops

$1,410Multiple Airlines

Fri, 14 Aug - Thu, 27 Aug

07:00 - 11:30

DEN

OOL

36h 30m

2 stops

12:30 - 00:40

OOL

DEN

28h 10m

2 stops

$1,415Multiple Airlines

Thu, 6 Aug - Thu, 27 Aug

07:00 - 11:50

DEN

SYD

36h 50m

2 stops

13:15 - 00:40

SYD

DEN

27h 25m

2 stops

$1,417Multiple Airlines

Sun, 23 Aug - Thu, 3 Sep

07:25 - 12:00

DEN

MEL

36h 35m

2 stops

13:30 - 00:36

MEL

DEN

27h 06m

2 stops

$1,557Multiple Airlines

Wed, 12 Aug - Sun, 16 Aug

18:19 - 10:20

DEN

ADL

24h 31m

2 stops

06:00 - 17:37

ADL

DEN

27h 07m

2 stops

$1,923Qantas Airways

Mon, 18 May - Sat, 30 May

16:21 - 12:00

DEN

MEL

27h 39m

2 stops

13:30 - 19:39

MEL

DEN

22h 09m

2 stops

$1,968Fiji Airways

Sat, 19 Sep - Sat, 3 Oct

18:08 - 11:15

DEN

ADL

25h 37m

2 stops

13:25 - 11:01

ADL

DEN

37h 06m

2 stops

$2,028Qantas Airways

Tue, 9 Jun - Tue, 16 Jun

11:45 - 07:30

DEN

MEL

27h 45m

1 stop

12:10 - 23:42

MEL

DEN

27h 32m

2 stops

$2,043Air New Zealand

Mon, 10 Aug - Tue, 25 Aug

17:54 - 10:55

DEN

MEL

25h 01m

2 stops

12:10 - 19:30

MEL

DEN

23h 20m

2 stops

$2,082Air New Zealand

Mon, 10 Aug - Tue, 25 Aug

09:00 - 18:35

DEN

PER

43h 35m

2 stops

15:55 - 23:48

PER

DEN

45h 53m

2 stops

$2,275Qatar Airways

Thu, 15 Oct - Sun, 25 Oct

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

MEL12:10Melbourne

27h 32m

2 stops

DEN23:42Denver Intl

$2,043

Air New Zealand

10 Aug

DEN17:54Denver Intl

25h 01m

2 stops

MEL10:55Melbourne

25 Aug

MEL12:10Melbourne

23h 20m

2 stops

DEN19:30Denver Intl

$2,082

Air New Zealand

30 Aug

DEN17:50Denver Intl

25h 15m

2 stops

BNE11:05Brisbane

7 Sept

BNE09:40Brisbane

25h 50m

2 stops

DEN19:30Denver Intl

$2,089

Qantas Airways flights from Denver to Australia

Our best Qantas Airways deals on Denver to Australia flight tickets

Qantas Airways

18 May

DEN18:19Denver Intl

24h 31m

2 stops

ADL10:20Adelaide

30 May

ADL06:00Adelaide

27h 07m

2 stops

DEN17:37Denver Intl

$1,923

Qantas Airways

9 June

DEN18:08Denver Intl

25h 37m

2 stops

ADL11:15Adelaide

16 June

ADL13:25Adelaide

37h 06m

2 stops

DEN11:01Denver Intl

$2,028

Qantas Airways

8 July

DEN18:12Denver Intl

32h 43m

2 stops

ADL18:25Adelaide

19 Aug

ADL09:30Adelaide

29h 59m

2 stops

DEN23:59Denver Intl

$2,057

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 14/8

07:00-11:50

2 stops36h 50m

Sydney Kingsford Smith

Thu 27/8

13:15-00:40

2 stops27h 25m

$1,410

DenverCoolangatta

DEN - OOL

DENOOL

Denver Intl

Thu 6/8

07:00-11:30

2 stops36h 30m

Coolangatta Gold Coast

Thu 27/8

12:30-00:40

2 stops28h 10m

$1,415

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sun 23/8

07:00-11:50

2 stops36h 50m

Sydney Kingsford Smith

Thu 3/9

13:15-00:40

2 stops27h 25m

$1,417

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Wed 12/8

07:25-12:00

2 stops36h 35m

Melbourne

Sun 16/8

13:30-00:36

2 stops27h 06m

$1,557

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Mon 18/5

18:19-10:20

2 stops24h 31m

Adelaide

Sat 30/5

06:00-17:37

2 stops27h 07m

$1,923

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Sat 19/9

16:21-12:00

2 stops27h 39m

Melbourne

Sat 3/10

13:30-19:39

2 stops22h 09m

$1,968

DenverAdelaide

DEN - ADL

DENADL

Denver Intl

Tue 9/6

18:08-11:15

2 stops25h 37m

Adelaide

Tue 16/6

13:25-11:01

2 stops37h 06m

$2,028

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Mon 10/8

11:45-07:30

1 stop27h 45m

Melbourne

Tue 25/8

12:10-23:42

2 stops27h 32m

$2,043

Fastest return journey

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

Mon 10/8

17:54-10:55

2 stops25h 01m

Melbourne

Tue 25/8

12:10-19:30

2 stops23h 20m

$2,082

DenverPerth

DEN - PER

DENPER

Denver Intl

Thu 15/10

09:00-18:35

2 stops43h 35m

Perth

Sun 25/10

15:55-23:48

2 stops45h 53m

$2,275

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 $101. 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 $158.

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 $1,901 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 $1,622 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 40m
Direct flights	None

The fastest flight from Denver to Australia takes 18h 40m

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 $1,262	Free cancellation	Rating 7.5 1,027 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.