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

Flights via Vancouver (YVR) offer the lowest average round-trip price of $1,264.

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

San Francisco (SFO) has the shortest average layover time for this route: 1h 50m.

What airlines fly to Sydney?

Qantas Airways, United Airlines and Air Canada are the top three most popular airlines that fly to Sydney from Denver according to our data. Qantas Airways is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 8 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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

Los Angeles (LAX) was the most common stop: 89% of momondo users choosing 1-stop flights on this route connected there.

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

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 20h 03m.

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 are updated daily.

How many operators does momondo search for flights from Denver Intl Airport to Sydney Kingsford Smith Airport?

As of April 2026, there are 8 operators available to choose from for flights from Denver Intl Airport to Sydney Kingsford Smith Airport.

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

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 Sydney Kingsford Smith Airport.

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

The necessary travel and health documents for your Sydney Kingsford Smith Airport 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.

$470 Cheap Flights from Denver to Sydney in 2026

Q: 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 $1,422 to $1,001. The lowest price recently found on this route was $924.

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One-way

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6:10 am - 11:50 am

DEN

SYD

37h 40m

3 stops

1:15 pm - 12:38 am

SYD

DEN

27h 23m

2 stops

$924Multiple Airlines

Mon, May 11 - Sun, May 24

7:00 am - 11:50 am

DEN

SYD

36h 50m

2 stops

1:15 pm - 8:06 pm

SYD

DEN

22h 51m

2 stops

$978Multiple Airlines

Thu, May 14 - Thu, May 21

10:00 am - 11:50 am

DEN

SYD

33h 50m

3 stops

1:15 pm - 12:38 am

SYD

DEN

27h 23m

2 stops

$1,014Multiple Airlines

Thu, May 14 - Thu, May 21

6:10 am - 11:50 am

DEN

SYD

37h 40m

3 stops

1:15 pm - 9:52 am

SYD

DEN

36h 37m

3 stops

$1,025Multiple Airlines

Mon, May 11 - Sun, May 24

8:41 am - 12:05 pm

DEN

SYD

35h 24m

2 stops

6:00 am - 12:38 am

SYD

DEN

34h 38m

2 stops

$1,046Multiple Airlines

Mon, May 18 - Sun, May 31

7:00 am - 11:50 am

DEN

SYD

36h 50m

2 stops

1:15 pm - 12:40 am

SYD

DEN

27h 25m

2 stops

$1,065Multiple Airlines

Thu, Jul 2 - Sat, Jul 25

7:00 am - 12:05 pm

DEN

SYD

37h 05m

2 stops

6:00 am - 3:25 am

SYD

DEN

37h 25m

3 stops

$1,082Multiple Airlines

Mon, May 18 - Sun, May 31

10:00 am - 11:50 am

DEN

SYD

33h 50m

3 stops

1:15 pm - 4:43 pm

SYD

DEN

43h 28m

3 stops

$1,087Multiple Airlines

Thu, May 14 - Thu, May 21

7:00 am - 11:50 am

DEN

SYD

36h 50m

2 stops

1:15 pm - 12:40 am

SYD

DEN

27h 25m

2 stops

$1,105Multiple Airlines

Fri, Jul 3 - Sat, Jul 11

7:00 am - 11:50 am

DEN

SYD

36h 50m

2 stops

2:10 pm - 3:58 am

SYD

DEN

29h 48m

3 stops

$1,152Multiple Airlines

Sat, Jun 20 - Sun, Aug 2

Turkish Airlines flights from Denver to Sydney

Our best Turkish Airlines deals on Denver to Sydney flight tickets

Turkish Airlines

May 2

DEN8:25 pmDenver Intl

54h 45m

2 stops

SYD7:10 pmSydney Kingsford Smith

May 6

SYD9:05 pmSydney Kingsford Smith

37h 20m

2 stops

DEN6:25 pmDenver Intl

$1,642

Turkish Airlines

May 2

DEN8:25 pmDenver Intl

54h 45m

2 stops

SYD7:10 pmSydney Kingsford Smith

May 22

SYD9:05 pmSydney Kingsford Smith

37h 20m

2 stops

DEN6:25 pmDenver Intl

$1,661

Air New Zealand flights from Denver to Sydney

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

Air New Zealand

Apr 29

DEN1:40 pmDenver Intl

25h 15m

1 stop

SYD6:55 amSydney Kingsford Smith

May 19

SYD11:55 amSydney Kingsford Smith

26h 04m

2 stops

DEN9:59 pmDenver Intl

$1,744

Air New Zealand

Apr 26

DEN4:00 pmDenver Intl

24h 45m

2 stops

SYD8:45 amSydney Kingsford Smith

May 10

SYD9:30 amSydney Kingsford Smith

18h 47m

1 stop

DEN12:17 pmDenver Intl

$1,789

Air New Zealand

May 1

DEN1:25 pmDenver Intl

27h 20m

2 stops

SYD8:45 amSydney Kingsford Smith

May 24

SYD9:30 amSydney Kingsford Smith

24h 30m

1 stop

DEN6:00 pmDenver Intl

$1,790

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 5/11

6:10 am-11:50 am

3 stops37h 40m

Sydney Kingsford Smith

Sun 5/24

1:15 pm-12:38 am

2 stops27h 23m

$924

Quickest round-trip

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Thu 5/14

7:00 am-11:50 am

2 stops36h 50m

Sydney Kingsford Smith

Thu 5/21

1:15 pm-8:06 pm

2 stops22h 51m

$978

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Thu 5/14

10:00 am-11:50 am

3 stops33h 50m

Sydney Kingsford Smith

Thu 5/21

1:15 pm-12:38 am

2 stops27h 23m

$1,014

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 5/11

6:10 am-11:50 am

3 stops37h 40m

Sydney Kingsford Smith

Sun 5/24

1:15 pm-9:52 am

3 stops36h 37m

$1,025

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 5/18

8:41 am-12:05 pm

2 stops35h 24m

Sydney Kingsford Smith

Sun 5/31

6:00 am-12:38 am

2 stops34h 38m

$1,046

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Thu 7/2

7:00 am-11:50 am

2 stops36h 50m

Sydney Kingsford Smith

Sat 7/25

1:15 pm-12:40 am

2 stops27h 25m

$1,065

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 5/18

7:00 am-12:05 pm

2 stops37h 05m

Sydney Kingsford Smith

Sun 5/31

6:00 am-3:25 am

3 stops37h 25m

$1,082

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Thu 5/14

10:00 am-11:50 am

3 stops33h 50m

Sydney Kingsford Smith

Thu 5/21

1:15 pm-4:43 pm

3 stops43h 28m

$1,087

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 7/3

7:00 am-11:50 am

2 stops36h 50m

Sydney Kingsford Smith

Sat 7/11

1:15 pm-12:40 am

2 stops27h 25m

$1,105

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 6/20

7:00 am-11:50 am

2 stops36h 50m

Sydney Kingsford Smith

Sun 8/2

2:10 pm-3:58 am

3 stops29h 48m

$1,152

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 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

Layovers

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

What is the cheapest month to fly to Sydney?

In general, April is the cheapest month to fly from Denver to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,183. If you are unable to visit Sydney during the month of April, then departing from Denver during the month August is also very affordable. Most momondo users find prices during this month for around $1,217.

How far in advance should I book a flight 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 $1,359 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Denver for as low as $1,160 on momondo.

Can stopping save me money on Denver to Sydney flights?

You could potentially save up to 23% on your flight if you consider stops on a Denver to Sydney flight.

How have Denver to Sydney flight prices changed over time?

As of April 2026, prices for Denver to Sydney flights are approximately 1% 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 round-trip 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

Fastest flight time	23h 50m
Direct flights	None

The fastest flight from Denver to Sydney takes 23h 50m

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

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Frequently asked questions about flying from Denver to Sydney

How far is Denver Intl to Sydney Kingsford Smith by plane?
Denver Intl and Sydney Kingsford Smith are 8325.4 mi apart from one another. A reasonable flight in good conditions will take 23h 50m.
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 are updated daily.
How many operators does momondo search for flights from Denver Intl Airport to Sydney Kingsford Smith Airport?
As of April 2026, there are 8 operators available to choose from for flights from Denver Intl Airport to Sydney Kingsford Smith Airport.
How old do you have to be to fly from Denver Intl Airport to Sydney Kingsford Smith Airport?
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 Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport 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.
What is the most popular airline from Denver to Sydney?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Denver to Sydney is Qantas Airways (29% of total bookings). The next most popular airlines are United Airlines (22%), Air Canada (16%), and Delta (14%).

Best airlines flying from Denver to Sydney

Compare and see reviews for airlines that fly from Denver to Sydney with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $243	Free Cancellation	Rating 7.9 8,431 reviews	Search Delta flights
Fiji Airways	PriceFrom $684	Free Cancellation	Rating 8.1 240 reviews	Search Fiji Airways flights
Alaska Airlines	PriceFrom $745	Free Cancellation	Rating 7.9 12,273 reviews	Search Alaska Airlines flights
Qantas Airways	PriceFrom $802	Free Cancellation	Rating 7.5 1,024 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $844	Free Cancellation	Rating 7.1 11,647 reviews	Search American Airlines flights
United Airlines	PriceFrom $853	Free Cancellation	Rating 7.4 9,625 reviews	Search United Airlines flights
Air Canada	PriceFrom $1,009	Free Cancellation	Rating 7.1 10,952 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,121	Free Cancellation	Rating 8.0 632 reviews	Search Air New Zealand flights

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Katoomba

Wollongong

Penrith

Leura

Randwick

Coogee

Lithgow

Manly

Cronulla

Charlestown

Terrigal

Swansea

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Denver.

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

Yes. momondo enables you to select and highlight flights to Sydney from Denver with this policy.

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?

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

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Denver to Sydney from $470

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Sydney departing on 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Turkish Airlines flights from Denver to Sydney

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How to get the cheapest flight ticket from Denver to Sydney

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

What is the cheapest month to fly to Sydney?

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

Can stopping save me money on Denver to Sydney flights?

How have Denver to Sydney flight prices changed over time?

What airlines fly to Sydney?

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

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

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

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

When to book flights from Denver to Sydney

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

Fastest flight time

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Frequently asked questions about flying from Denver to Sydney

Best airlines flying from Denver to Sydney

Compare and see reviews for airlines that fly from Denver to Sydney with momondo

Traveling to a place near Sydney?

Why use momondo?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

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Fly your favorite airline to Sydney

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Sydney

List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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