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Cheap flights from Sydney to Denver from $845

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Denver departing on 18/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
Air New Zealand Logo
09:55 - 22:53
SYD
-
DEN
28h 58m2 stops
Air New Zealand Logo
13:25 - 08:45
DEN
-
SYD
27h 20m2 stops
$1,404Air New Zealand
Mon, 1 Jun - Tue, 16 Jun
Air Canada Logo
10:20 - 12:37
SYD
-
DEN
19h 17m1 stop
Air Canada Logo
11:18 - 08:20
DEN
-
SYD
28h 02m2 stops
$1,583Air Canada
Sat, 21 Mar - Wed, 1 Apr
Air Canada Logo
11:20 - 19:28
SYD
-
DEN
26h 08m1 stop
Air Canada Logo
17:30 - 09:35
DEN
-
SYD
46h 05m2 stops
$1,610Air Canada
Sun, 22 Feb - Sun, 1 Mar
Air Canada Logo
11:20 - 17:59
SYD
-
DEN
24h 39m1 stop
Air Canada Logo
19:05 - 09:35
DEN
-
SYD
20h 30m1 stop
$1,622Air Canada
Sat, 21 Feb - Sat, 28 Feb
Air Canada Logo
11:20 - 16:53
SYD
-
DEN
23h 33m2 stops
Air Canada Logo
19:05 - 09:35
DEN
-
SYD
20h 30m1 stop
$1,628Air Canada
Thu, 19 Feb - Mon, 23 Feb
Air Canada Logo
11:20 - 12:37
SYD
-
DEN
19h 17m1 stop
Air Canada Logo
20:59 - 09:35
DEN
-
SYD
42h 36m1 stop
$1,630Air Canada
Thu, 19 Feb - Mon, 23 Feb
Air Canada Logo
11:20 - 17:44
SYD
-
DEN
24h 24m1 stop
Air Canada Logo
18:10 - 07:20
DEN
-
SYD
45h 10m2 stops
$1,633Air Canada
Wed, 4 Mar - Sun, 24 May
Air Canada Logo
11:20 - 12:28
SYD
-
DEN
19h 08m1 stop
Air Canada Logo
17:30 - 09:35
DEN
-
SYD
46h 05m2 stops
$1,634Air Canada
Sat, 21 Feb - Sat, 28 Feb
Air Canada Logo
11:20 - 12:37
SYD
-
DEN
19h 17m1 stop
Air Canada Logo
17:30 - 07:20
DEN
-
SYD
45h 50m2 stops
$1,640Air Canada
Wed, 4 Mar - Sun, 24 May
Air Canada Logo
09:00 - 16:33
SYD
-
DEN
25h 33m2 stops
Air Canada Logo
18:10 - 07:20
DEN
-
SYD
45h 10m2 stops
$1,655Air Canada
Wed, 4 Mar - Sun, 24 May

Air Canada flights from Sydney to Denver

Our best Air Canada deals on Sydney to Denver flight tickets
Air Canada
3 Feb
SYD11:20Sydney Kingsford Smith
19h 17m
1 stop
DEN12:37Denver Intl
10 Feb
DEN19:05Denver Intl
20h 30m
1 stop
SYD09:35Sydney Kingsford Smith
$1,519
Air Canada
21 Mar
SYD10:20Sydney Kingsford Smith
19h 17m
1 stop
DEN12:37Denver Intl
1 Apr
DEN11:18Denver Intl
28h 02m
2 stops
SYD08:20Sydney Kingsford Smith
$1,583
Air Canada
19 Feb
SYD11:20Sydney Kingsford Smith
23h 13m
1 stop
DEN16:33Denver Intl
23 Feb
DEN20:59Denver Intl
42h 36m
1 stop
SYD09:35Sydney Kingsford Smith
$1,619

Air New Zealand flights from Sydney to Denver

Our best Air New Zealand deals on Sydney to Denver flight tickets
Air New Zealand
1 June
SYD09:55Sydney Kingsford Smith
28h 58m
2 stops
DEN22:53Denver Intl
16 June
DEN13:25Denver Intl
27h 20m
2 stops
SYD08:45Sydney Kingsford Smith
$1,404
Air New Zealand
3 Feb
SYD09:55Sydney Kingsford Smith
24h 37m
2 stops
DEN16:32Denver Intl
10 Feb
DEN15:48Denver Intl
22h 57m
2 stops
SYD08:45Sydney Kingsford Smith
$1,462
Air New Zealand
30 May
SYD11:55Sydney Kingsford Smith
23h 35m
2 stops
DEN19:30Denver Intl
14 June
DEN13:29Denver Intl
27h 16m
2 stops
SYD08:45Sydney Kingsford Smith
$1,533

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 8 January 2026.
Use the filters below to find and compare flights from Sydney to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 1/6

09:55-22:53

2 stops28h 58m

Denver Intl

Tue 16/6

13:25-08:45

2 stops27h 20m

$1,404

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 21/3

10:20-12:37

1 stop19h 17m

Denver Intl

Wed 1/4

11:18-08:20

2 stops28h 02m

$1,583

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 22/2

11:20-19:28

1 stop26h 08m

Denver Intl

Sun 1/3

17:30-09:35

2 stops46h 05m

$1,610

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 21/2

11:20-17:59

1 stop24h 39m

Denver Intl

Sat 28/2

19:05-09:35

1 stop20h 30m

$1,622

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 19/2

11:20-16:53

2 stops23h 33m

Denver Intl

Mon 23/2

19:05-09:35

1 stop20h 30m

$1,628

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 19/2

11:20-12:37

1 stop19h 17m

Denver Intl

Mon 23/2

20:59-09:35

1 stop42h 36m

$1,630

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

11:20-17:44

1 stop24h 24m

Denver Intl

Sun 24/5

18:10-07:20

2 stops45h 10m

$1,633

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 21/2

11:20-12:28

1 stop19h 08m

Denver Intl

Sat 28/2

17:30-09:35

2 stops46h 05m

$1,634

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 24/5

17:30-07:20

2 stops45h 50m

$1,640

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

09:00-16:33

2 stops25h 33m

Denver Intl

Sun 24/5

18:10-07:20

2 stops45h 10m

$1,655

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Denver from

How to get the cheapest flight ticket from Sydney to Denver

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

What is the cheapest month to fly to Denver?

In general, February is the cheapest month to fly from Sydney to Denver. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,122. If you aren’t able to travel during the month of February, then book flights to Denver from Sydney during March instead. Flights to Denver in March, while not as cheap as those in February, still average around $1,130.

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

You are more likely to see cheaper flights to Denver from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $1,535 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Sydney for as low as $1,268 on momondo.

Can stopping save me money on Sydney to Denver flights?

You could potentially save up to 29% on your flight if you consider stops on a Sydney to Denver flight.

How have Sydney to Denver flight prices changed over time?

As of January 2026, prices for Sydney to Denver flights are approximately 0% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Denver

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

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

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

Fastest flight time

18h 33m

Direct flights

None
The fastest flight from Sydney to Denver takes 18h 33m
There are no direct flights from Sydney to Denver. There are no popular flight routes from Sydney to Denver.
Search flight deals

  • How far is Sydney Kingsford Smith to Denver Intl by plane?

    Sydney Kingsford Smith and Denver Intl are 13398.4 km apart from one another. A reasonable flight in good conditions will take 18h 33m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Sydney to Denver?

Best airlines flying from Sydney to Denver

Compare and see reviews for airlines that fly from Sydney to Denver with momondo
Airline
Rating
Free cancellation
Price
Qantas AirwaysPriceFrom $1,015Free cancellationRating
7.5
968 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $1,279Free cancellationRating
7.1
10,603 reviews
Search Air Canada flights
Air New ZealandPriceFrom $1,292Free cancellationRating
8.0
567 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,423Free cancellationRating
7.4
9,140 reviews
Search United Airlines flights

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Boulder
Keystone

Why use momondo?

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

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 Denver from Sydney.

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

All flight searches from Sydney to Denver on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Sydney to Denver flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Sydney to Denver flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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