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

Turkish Airlines, Fiji Airways, and Delta are the most popular carriers operating from Denver Intl to Australia

What airlines fly to Australia?

United Airlines, Qantas Airways and Air Canada are the top three most popular airlines that fly to Australia from Denver according to our data. United Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 7 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Denver Intl Airport to Australia is 7 as of November 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 necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$569 Cheap Flights from Denver to Australia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:22 pm - 6:25 amDEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

2:00 pm - 8:19 pmSYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$964Multiple Airlines

Sat, Jan 30 - Sat, Feb 13

2:22 pm - 6:25 amDEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

2:00 pm - 8:19 pmSYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$977Multiple Airlines

Wed, Jan 27 - Sat, Feb 13

3:55 pm - 10:35 amDEN Denver Intl-SYD Sydney Kingsford Smith

24h 40m2 stops Los Angeles Auckland Intl

11:50 am - 6:10 pmSYD Sydney Kingsford Smith-DEN Denver Intl

24h 20m2 stops Auckland Intl San Francisco

$1,189Air New Zealand

Mon, Feb 1 - Wed, Feb 17

11:31 am - 8:35 amDEN Denver Intl-SYD Sydney Kingsford Smith

27h 04m2 stops Los Angeles Auckland Intl

9:55 am - 7:45 pmSYD Sydney Kingsford Smith-DEN Denver Intl

27h 50m2 stops Auckland Intl Los Angeles

$1,193Air New Zealand

Wed, Feb 10 - Sun, Feb 21

7:20 am - 8:30 amDEN Denver Intl-SYD Sydney Kingsford Smith

31h 10m1 stop Los Angeles

10:40 am - 10:59 amSYD Sydney Kingsford Smith-DEN Denver Intl

18h 19m1 stop Los Angeles

$1,577Delta

Tue, Jan 26 - Mon, Feb 8

7:20 am - 8:30 amDEN Denver Intl-SYD Sydney Kingsford Smith

31h 10m1 stop Los Angeles

10:40 am - 10:59 amSYD Sydney Kingsford Smith-DEN Denver Intl

18h 19m1 stop Los Angeles

$1,577Delta

Sun, Jan 31 - Wed, Feb 10

6:46 pm - 9:00 amDEN Denver Intl-SYD Sydney Kingsford Smith

20h 14m1 stop Los Angeles

11:20 am - 1:11 pmSYD Sydney Kingsford Smith-DEN Denver Intl

19h 51m1 stop Los Angeles

$1,686Qantas Airways

Mon, Feb 1 - Wed, Feb 17

1:42 pm - 9:00 amDEN Denver Intl-SYD Sydney Kingsford Smith

25h 18m1 stop Los Angeles

11:20 am - 1:11 pmSYD Sydney Kingsford Smith-DEN Denver Intl

18h 51m1 stop Los Angeles

$1,686Qantas Airways

Tue, Feb 23 - Tue, Mar 16

5:45 pm - 7:30 amDEN Denver Intl-BNE Brisbane

20h 45m1 stop San Francisco

11:20 am - 2:30 pmBNE Brisbane-DEN Denver Intl

20h 10m1 stop San Francisco

$1,725United Airlines

Sun, Feb 7 - Mon, Feb 22

7:20 pm - 7:30 amDEN Denver Intl-BNE Brisbane

19h 10m1 stop San Francisco

11:20 am - 4:25 pmBNE Brisbane-DEN Denver Intl

22h 05m1 stop San Francisco

$1,744United Airlines

Wed, Feb 10 - Mon, Feb 22

Cheap last minute flights

Enter your travel dates to find the best prices.

12:54 pm - 6:25 amDEN Denver Intl-SYD Sydney Kingsford Smith

23h 31m1 stop Los Angeles

2:00 pm - 3:14 pmSYD Sydney Kingsford Smith-DEN Denver Intl

43h 14m2 stops Nadi Los Angeles

$1,075Multiple Airlines

Wed, Nov 18 - Fri, Dec 4

10:55 pm - 6:25 amDEN Denver Intl-SYD Sydney Kingsford Smith

37h 30m1 stop Los Angeles

2:00 pm - 9:31 amSYD Sydney Kingsford Smith-DEN Denver Intl

37h 31m2 stops Nadi Los Angeles

$1,075Multiple Airlines

Tue, Nov 17 - Fri, Dec 4

9:50 am - 8:35 amDEN Denver Intl-SYD Sydney Kingsford Smith

28h 45m2 stops Los Angeles Auckland Intl

11:50 am - 9:27 pmSYD Sydney Kingsford Smith-DEN Denver Intl

27h 37m2 stops Auckland Intl Los Angeles

$1,361Air New Zealand

Sat, Nov 14 - Sat, Nov 21

8:30 pm - 8:35 amDEN Denver Intl-SYD Sydney Kingsford Smith

42h 05m2 stops Houston George Bush Intcntl Auckland Intl

2:05 pm - 9:27 pmSYD Sydney Kingsford Smith-DEN Denver Intl

25h 22m2 stops Auckland Intl Los Angeles

$1,363Air New Zealand

Sun, Nov 15 - Fri, Nov 20

12:52 pm - 8:30 amDEN Denver Intl-SYD Sydney Kingsford Smith

25h 38m1 stop Los Angeles

10:40 am - 11:57 amSYD Sydney Kingsford Smith-DEN Denver Intl

19h 17m1 stop Los Angeles

$1,597Delta

Mon, Nov 16 - Mon, Dec 7

12:52 pm - 8:30 amDEN Denver Intl-SYD Sydney Kingsford Smith

25h 38m1 stop Los Angeles

10:40 am - 11:57 amSYD Sydney Kingsford Smith-DEN Denver Intl

19h 17m1 stop Los Angeles

$1,597Delta

Tue, Nov 17 - Tue, Dec 1

12:17 pm - 9:00 amDEN Denver Intl-SYD Sydney Kingsford Smith

26h 43m1 stop Los Angeles

11:10 am - 6:21 pmSYD Sydney Kingsford Smith-DEN Denver Intl

25h 11m1 stop Los Angeles

$1,968Qantas Airways

Mon, Nov 16 - Mon, Nov 30

6:46 pm - 9:00 amDEN Denver Intl-SYD Sydney Kingsford Smith

20h 14m1 stop Los Angeles

11:10 am - 6:21 pmSYD Sydney Kingsford Smith-DEN Denver Intl

25h 11m1 stop Los Angeles

$1,968Qantas Airways

Sun, Nov 15 - Mon, Nov 30

6:46 pm - 9:30 amDEN Denver Intl-MEL Melbourne

20h 44m1 stop Los Angeles

12:00 pm - 7:59 pmMEL Melbourne-DEN Denver Intl

25h 59m1 stop Dallas/Fort Worth

$2,038American Airlines

Tue, Nov 17 - Tue, Dec 1

5:30 am - 5:00 amDEN Denver Intl-MEL Melbourne

29h 30m1 stop Dallas/Fort Worth

12:00 pm - 7:59 pmMEL Melbourne-DEN Denver Intl

25h 59m1 stop Dallas/Fort Worth

$2,038American Airlines

Tue, Nov 17 - Tue, Dec 1

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Air New Zealand flights from Denver to Australia

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

Air New Zealand

Feb 1

DEN9:53 amDenver Intl

27h 52m

2 stops

WSI7:45 amWestern Sydney Intl (Nancy-Bird Walton)

Feb 17

WSI8:55 amWestern Sydney Intl (Nancy-Bird Walton)

25h 22m

2 stops

DEN4:17 pmDenver Intl

$1,195

Air New Zealand

Feb 3

DEN9:53 amDenver Intl

27h 52m

2 stops

WSI7:45 amWestern Sydney Intl (Nancy-Bird Walton)

Feb 10

WSI8:55 amWestern Sydney Intl (Nancy-Bird Walton)

27h 02m

2 stops

DEN5:57 pmDenver Intl

$1,214

Air New Zealand

Feb 16

DEN3:50 pmDenver Intl

25h 05m

2 stops

MEL10:55 amMelbourne

Mar 1

MEL12:10 pmMelbourne

23h 56m

2 stops

DEN6:06 pmDenver Intl

$1,221

Delta flights from Denver to Australia

Our best Delta deals on Denver to Australia flight tickets

Delta

Nov 15

DEN12:52 pmDenver Intl

25h 08m

1 stop

MEL8:00 amMelbourne

Dec 2

MEL10:10 amMelbourne

19h 47m

1 stop

DEN11:57 amDenver Intl

$1,629

Delta

Nov 23

DEN1:19 pmDenver Intl

24h 41m

1 stop

MEL8:00 amMelbourne

Jan 13

MEL10:10 amMelbourne

18h 55m

1 stop

DEN11:05 amDenver Intl

$1,630

Delta

Nov 14

DEN6:33 pmDenver Intl

43h 27m

2 stops

MEL8:00 amMelbourne

Dec 1

MEL10:10 amMelbourne

19h 47m

1 stop

DEN11:57 amDenver Intl

$1,633

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Sat 1/30

2:22 pm-6:25 am

1 stop22h 03m

Sydney Kingsford Smith

Sat 2/13

2:00 pm-8:19 pm

2 stops24h 19m

$964

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Wed 1/27

2:22 pm-6:25 am

1 stop22h 03m

Sydney Kingsford Smith

Sat 2/13

2:00 pm-8:19 pm

2 stops24h 19m

$977

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Mon 2/1

3:55 pm-10:35 am

2 stops24h 40m

Sydney Kingsford Smith

Wed 2/17

11:50 am-6:10 pm

2 stops24h 20m

$1,189

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Wed 2/10

11:31 am-8:35 am

2 stops27h 04m

Sydney Kingsford Smith

Sun 2/21

9:55 am-7:45 pm

2 stops27h 50m

$1,193

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 1/26

7:20 am-8:30 am

1 stop31h 10m

Sydney Kingsford Smith

Mon 2/8

10:40 am-10:59 am

1 stop18h 19m

$1,577

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Sun 1/31

7:20 am-8:30 am

1 stop31h 10m

Sydney Kingsford Smith

Wed 2/10

10:40 am-10:59 am

1 stop18h 19m

$1,577

Quickest round-trip

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Mon 2/1

6:46 pm-9:00 am

1 stop20h 14m

Sydney Kingsford Smith

Wed 2/17

11:20 am-1:11 pm

1 stop19h 51m

$1,686

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 2/23

1:42 pm-9:00 am

1 stop25h 18m

Sydney Kingsford Smith

Tue 3/16

11:20 am-1:11 pm

1 stop18h 51m

$1,686

DenverBrisbane

DEN Denver Intl - BNE Brisbane

DENBNE

Denver Intl

Sun 2/7

5:45 pm-7:30 am

1 stop20h 45m

Brisbane

Mon 2/22

11:20 am-2:30 pm

1 stop20h 10m

$1,725

DenverBrisbane

DEN Denver Intl - BNE Brisbane

DENBNE

Denver Intl

Wed 2/10

7:20 pm-7:30 am

1 stop19h 10m

Brisbane

Mon 2/22

11:20 am-4:25 pm

1 stop22h 05m

$1,744

Flights are sorted by cheapest round-trip 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?

The month of April is, on average, the cheapest month to fly to Australia from Denver, with most prices found around $1,172. If you aren’t able to travel during the month of April, then book flights to Australia from Denver during June instead. Flights to Australia in June, while not as cheap as those in April, still average around $1,207.

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 $1,406 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Denver for as low as $1,060 on momondo.

Can stopping save me money on Denver to Australia flights?

You could potentially save up to 5% 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

Best Price Found	$569
Fastest flight time	20h 15m
Direct flights	None

The best one-way flight to Australia from Denver in the past 72 hours is $569. The best round-trip flight deal from Denver to Australia found on momondo in the last 72 hours is $964.

The fastest flight from Denver to Australia takes 20h 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?
The number of operators available for flights from Denver Intl Airport to Australia is 7 as of November 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 necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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
Delta	PriceFrom $117	Free Cancellation	Rating 7.8 8,716 reviews	Search Delta flights
Fiji Airways	PriceFrom $682	Free Cancellation	Rating 8.0 262 reviews	Search Fiji Airways flights
American Airlines	PriceFrom $895	Free Cancellation	Rating 7.0 12,235 reviews	Search American Airlines flights
Air Canada	PriceFrom $952	Free Cancellation	Rating 7.1 11,897 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $958	Free Cancellation	Rating 7.5 1,125 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,033	Free Cancellation	Rating 8.0 684 reviews	Search Air New Zealand flights
United Airlines	PriceFrom $1,206	Free Cancellation	Rating 7.3 10,491 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Australia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Australia for you.

Can I find flights from Denver to Australia with flexible booking policies on momondo?

Yes. All flights to Australia from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Denver to Australia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to Australia.

I’m not ready to book a flight from Denver to Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Denver to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.