Which stopover airport has the shortest connection time from Denver to Sydney?

Vancouver (YVR) has the shortest average stopover time for this route: 2h 03m.

What is the cheapest airline that flies from Denver Intl to Sydney Kingsford Smith?

Alaska Airlines, Turkish Airlines, and Delta are the most popular carriers operating from Denver Intl to Sydney Kingsford Smith

Which stopover airport has the shortest travel time from Denver to Sydney?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 20h 30m.

Which airport is the most popular for stopovers for flights between Denver and Sydney?

Los Angeles (LAX) was the most common stop: 86% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Denver to Sydney?

Flights via Vancouver (YVR) offer the lowest average return price of $2,405.

When did momondo last update prices for flights from Denver Intl Airport to Sydney Kingsford Smith Airport?

Prices for flights from Denver Intl Airport to Sydney Kingsford Smith Airport refresh daily.

How old do you have to be to fly from Denver Intl Airport to Sydney Kingsford Smith Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$824 Cheap Flights from Denver to Sydney in 2026/27

Find the cheapest flights from Denver to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:22 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,375Multiple Airlines

Sat, 20 Feb - Wed, 24 Feb

14:22 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,396Multiple Airlines

Sat, 30 Jan - Sat, 13 Feb

22:29 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

37h 56m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,404Multiple Airlines

Thu, 28 Jan - Wed, 17 Feb

14:22 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,415Multiple Airlines

Wed, 27 Jan - Sat, 13 Feb

22:29 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

37h 56m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,425Multiple Airlines

Tue, 16 Feb - Wed, 24 Feb

14:22 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,431Multiple Airlines

Fri, 29 Jan - Sat, 13 Feb

14:22 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,434Multiple Airlines

Sat, 30 Jan - Wed, 10 Feb

14:22 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,436Multiple Airlines

Sat, 30 Jan - Fri, 12 Feb

09:20 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

27h 05m1 stop Los Angeles

14:00 - 09:31SYD Sydney Kingsford Smith-DEN Denver Intl

37h 31m2 stops Nadi Los Angeles

$1,441Multiple Airlines

Tue, 16 Feb - Tue, 23 Feb

14:22 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

22h 03m1 stop Los Angeles

14:00 - 20:19SYD Sydney Kingsford Smith-DEN Denver Intl

24h 19m2 stops Nadi Los Angeles

$1,450Multiple Airlines

Wed, 27 Jan - Wed, 10 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

12:54 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

23h 31m1 stop Los Angeles

14:00 - 09:31SYD Sydney Kingsford Smith-DEN Denver Intl

37h 31m2 stops Nadi Los Angeles

$1,562Multiple Airlines

Sat, 14 Nov - Fri, 4 Dec

12:54 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

23h 31m1 stop Los Angeles

14:00 - 09:31SYD Sydney Kingsford Smith-DEN Denver Intl

37h 31m2 stops Nadi Los Angeles

$1,625Multiple Airlines

Wed, 11 Nov - Fri, 4 Dec

22:55 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

37h 30m1 stop Los Angeles

14:00 - 19:51SYD Sydney Kingsford Smith-DEN Denver Intl

23h 51m2 stops Nadi Los Angeles

$1,664Multiple Airlines

Mon, 16 Nov - Fri, 4 Dec

12:54 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

23h 31m1 stop Los Angeles

14:00 - 09:31SYD Sydney Kingsford Smith-DEN Denver Intl

37h 31m2 stops Nadi Los Angeles

$1,707Multiple Airlines

Sun, 15 Nov - Fri, 4 Dec

13:30 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

25h 05m2 stops Los Angeles Auckland Intl

11:50 - 16:12SYD Sydney Kingsford Smith-DEN Denver Intl

22h 22m2 stops Auckland Intl Los Angeles

$1,804Air New Zealand

Wed, 11 Nov - Wed, 18 Nov

15:37 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

22h 58m2 stops San Francisco Auckland Intl

09:55 - 16:12SYD Sydney Kingsford Smith-DEN Denver Intl

24h 17m2 stops Auckland Intl Los Angeles

$1,806Air New Zealand

Fri, 13 Nov - Wed, 18 Nov

09:50 - 08:35DEN Denver Intl-SYD Sydney Kingsford Smith

28h 45m2 stops Los Angeles Auckland Intl

11:50 - 21:27SYD Sydney Kingsford Smith-DEN Denver Intl

27h 37m2 stops Auckland Intl Los Angeles

$1,972Air New Zealand

Sat, 14 Nov - Sat, 21 Nov

12:54 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

23h 31m1 stop Los Angeles

19:25 - 09:31SYD Sydney Kingsford Smith-DEN Denver Intl

56h 06m3 stops Auckland Intl Papeete Faaa Los Angeles

$2,053Multiple Airlines

Sat, 14 Nov - Sat, 5 Dec

12:54 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

23h 31m1 stop Los Angeles

06:25 - 09:31SYD Sydney Kingsford Smith-DEN Denver Intl

45h 06m3 stops Auckland Intl Papeete Faaa Los Angeles

$2,067Multiple Airlines

Sat, 14 Nov - Sun, 6 Dec

12:54 - 06:25DEN Denver Intl-SYD Sydney Kingsford Smith

23h 31m1 stop Los Angeles

11:15 - 15:14SYD Sydney Kingsford Smith-DEN Denver Intl

21h 59m1 stop Los Angeles

$2,090Multiple Airlines

Sat, 14 Nov - Mon, 7 Dec

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Air New Zealand flights from Denver to Sydney

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

Air New Zealand

11 Nov

DEN13:30Denver Intl

25h 05m

2 stops

SYD08:35Sydney Kingsford Smith

18 Nov

SYD11:50Sydney Kingsford Smith

22h 22m

2 stops

DEN16:12Denver Intl

$1,804

Air New Zealand

13 Nov

DEN15:37Denver Intl

22h 58m

2 stops

SYD08:35Sydney Kingsford Smith

18 Nov

SYD09:55Sydney Kingsford Smith

24h 17m

2 stops

DEN16:12Denver Intl

$1,806

Air New Zealand

14 Nov

DEN09:50Denver Intl

28h 45m

2 stops

SYD08:35Sydney Kingsford Smith

21 Nov

SYD11:50Sydney Kingsford Smith

27h 37m

2 stops

DEN21:27Denver Intl

$1,972

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Sat 20/2

14:22-06:25

1 stop22h 03m

Sydney Kingsford Smith

Wed 24/2

14:00-20:19

2 stops24h 19m

$1,375

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Sat 30/1

14:22-06:25

1 stop22h 03m

Sydney Kingsford Smith

Sat 13/2

14:00-20:19

2 stops24h 19m

$1,396

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Thu 28/1

22:29-06:25

1 stop37h 56m

Sydney Kingsford Smith

Wed 17/2

14:00-20:19

2 stops24h 19m

$1,404

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Wed 27/1

14:22-06:25

1 stop22h 03m

Sydney Kingsford Smith

Sat 13/2

14:00-20:19

2 stops24h 19m

$1,415

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 16/2

22:29-06:25

1 stop37h 56m

Sydney Kingsford Smith

Wed 24/2

14:00-20:19

2 stops24h 19m

$1,425

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Fri 29/1

14:22-06:25

1 stop22h 03m

Sydney Kingsford Smith

Sat 13/2

14:00-20:19

2 stops24h 19m

$1,431

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Sat 30/1

14:22-06:25

1 stop22h 03m

Sydney Kingsford Smith

Wed 10/2

14:00-20:19

2 stops24h 19m

$1,434

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Sat 30/1

14:22-06:25

1 stop22h 03m

Sydney Kingsford Smith

Fri 12/2

14:00-20:19

2 stops24h 19m

$1,436

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Tue 16/2

09:20-06:25

1 stop27h 05m

Sydney Kingsford Smith

Tue 23/2

14:00-09:31

2 stops37h 31m

$1,441

DenverSydney

DEN Denver Intl - SYD Sydney Kingsford Smith

DENSYD

Denver Intl

Wed 27/1

14:22-06:25

1 stop22h 03m

Sydney Kingsford Smith

Wed 10/2

14:00-20:19

2 stops24h 19m

$1,450

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 Sydney

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

Stopovers

What is the typical price of a round-trip flight between Denver and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,863 to $2,550.
The lowest price recently found on this route was $1,350.

What is the cheapest month to fly to Sydney?

The month of September is, on average, the cheapest month to fly to Sydney from Denver, with most prices found around $1,709. If you aren’t able to travel to Sydney during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $1,709.

How far in advance should I book a flight from Denver to Sydney?

You are more likely to see cheaper flights to Sydney from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,036 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Denver for as low as $1,536 on momondo.

How have Denver to Sydney flight prices changed over time?

As of November 2026, prices for Denver to Sydney flights are approximately 336% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Denver to Sydney (DEN to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Sydney

Best price found	$824
Fastest flight time	21h 46m
Direct flights	None

The best one-way flight to Sydney from Denver in the past 72 hours is $824. The best return flight deal from Denver to Sydney found on momondo in the last 72 hours is $1,375.

The fastest flight from Denver to Sydney takes 21h 46m

There are no direct flights from Denver to Sydney. There are no popular flight routes from Denver to Sydney.

Search flight deals

Frequently asked questions about flying from Denver to Sydney

How far is Denver Intl to Sydney Kingsford Smith by plane?
There are 13398.4 km between Denver Intl and Sydney Kingsford Smith. Flights usually cover this in 21h 46m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Denver Intl Airport to Sydney Kingsford Smith Airport?
Prices for flights from Denver Intl Airport to Sydney Kingsford Smith Airport refresh daily.
How old do you have to be to fly from Denver Intl Airport to Sydney Kingsford Smith Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Why use momondo?

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

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 Sydney for you.

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

momondo does allow users to show only those flights to Sydney from Denver which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Denver to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Sydney from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.