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Cheap flights from Sydney to Denver from $919

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 16/2. 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.
Multiple Airlines Logo
14:00 - 23:29
SYD
-
DEN
27h 29m2 stops
Multiple Airlines Logo
06:00 - 12:35
DEN
-
SYD
36h 35m2 stops
$1,349Multiple Airlines
Mon, 2 Feb - Sun, 15 Feb
Multiple Airlines Logo
14:00 - 23:29
SYD
-
DEN
27h 29m2 stops
Multiple Airlines Logo
11:50 - 12:35
DEN
-
SYD
30h 45m2 stops
$1,396Multiple Airlines
Fri, 6 Feb - Sat, 14 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
$1,496Air Canada
Mon, 2 Feb - Sun, 15 Feb
Air Canada Logo
11:20 - 12:37
SYD
-
DEN
19h 17m1 stop
Air Canada Logo
17:30 - 09:35
DEN
-
SYD
46h 05m2 stops
$1,505Air Canada
Mon, 2 Feb - Sun, 15 Feb
Air New Zealand Logo
11:55 - 19:41
SYD
-
DEN
23h 46m2 stops
Air New Zealand Logo
17:50 - 08:45
DEN
-
SYD
22h 55m2 stops
$1,528Air New Zealand
Wed, 20 May - Thu, 4 Jun
Air Canada Logo
11:20 - 10:23
SYD
-
DEN
41h 03m2 stops
Air Canada Logo
08:05 - 09:35
DEN
-
SYD
31h 30m1 stop
$1,543Air Canada
Tue, 10 Feb - Tue, 17 Feb
Air Canada Logo
11:20 - 17:44
SYD
-
DEN
24h 24m1 stop
Air Canada Logo
08:05 - 09:35
DEN
-
SYD
31h 30m1 stop
$1,572Air Canada
Tue, 10 Feb - Tue, 17 Feb
Multiple Airlines Logo
11:20 - 18:00
SYD
-
DEN
24h 40m1 stop
Multiple Airlines Logo
11:30 - 09:00
DEN
-
SYD
27h 30m1 stop
$1,592Multiple Airlines
Tue, 10 Feb - Tue, 17 Feb
Air Canada Logo
11:20 - 10:23
SYD
-
DEN
41h 03m2 stops
Air Canada Logo
20:59 - 09:35
DEN
-
SYD
42h 36m1 stop
$1,599Air Canada
Tue, 10 Feb - Tue, 17 Feb
Air Canada Logo
11:20 - 12:28
SYD
-
DEN
19h 08m1 stop
Air Canada Logo
11:49 - 09:35
DEN
-
SYD
27h 46m1 stop
$1,620Air Canada
Thu, 12 Feb - Thu, 19 Feb

Air Canada flights from Sydney to Denver

Our best Air Canada deals on Sydney to Denver flight tickets
Air Canada
12 Feb
SYD11:20Sydney Kingsford Smith
19h 08m
1 stop
DEN12:28Denver Intl
19 Feb
DEN11:49Denver Intl
27h 46m
1 stop
SYD09:35Sydney Kingsford Smith
$1,620
Find similar
Air Canada
19 Feb
SYD11:20Sydney Kingsford Smith
19h 17m
1 stop
DEN12:37Denver Intl
23 Feb
DEN15:56Denver Intl
23h 39m
1 stop
SYD09:35Sydney Kingsford Smith
$1,625
Find similar
Air Canada
13 Feb
SYD11:20Sydney Kingsford Smith
19h 17m
1 stop
DEN12:37Denver Intl
20 Feb
DEN20:59Denver Intl
42h 36m
1 stop
SYD09:35Sydney Kingsford Smith
$1,628
Find similar

Qantas Airways flights from Sydney to Denver

Our best Qantas Airways deals on Sydney to Denver flight tickets
Qantas Airways
4 Mar
SYD11:20Sydney Kingsford Smith
19h 14m
1 stop
DEN12:34Denver Intl
24 May
DEN18:07Denver Intl
20h 58m
1 stop
SYD07:05Sydney Kingsford Smith
$1,665
Find similar
Qantas Airways
21 May
SYD09:10Sydney Kingsford Smith
17h 50m
1 stop
DEN11:00Denver Intl
5 June
DEN18:07Denver Intl
20h 58m
1 stop
SYD07:05Sydney Kingsford Smith
$2,017
Find similar

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 30 December 2025.
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 2/2

14:00-23:29

2 stops27h 29m

Denver Intl

Sun 15/2

06:00-12:35

2 stops36h 35m

$1,349

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 6/2

14:00-23:29

2 stops27h 29m

Denver Intl

Sat 14/2

11:50-12:35

2 stops30h 45m

$1,396

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 2/2

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 15/2

20:59-09:35

1 stop42h 36m

$1,496

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 2/2

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 15/2

17:30-09:35

2 stops46h 05m

$1,505

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 20/5

11:55-19:41

2 stops23h 46m

Denver Intl

Thu 4/6

17:50-08:45

2 stops22h 55m

$1,528

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 10/2

11:20-10:23

2 stops41h 03m

Denver Intl

Tue 17/2

08:05-09:35

1 stop31h 30m

$1,543

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 10/2

11:20-17:44

1 stop24h 24m

Denver Intl

Tue 17/2

08:05-09:35

1 stop31h 30m

$1,572

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 10/2

11:20-18:00

1 stop24h 40m

Denver Intl

Tue 17/2

11:30-09:00

1 stop27h 30m

$1,592

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 10/2

11:20-10:23

2 stops41h 03m

Denver Intl

Tue 17/2

20:59-09:35

1 stop42h 36m

$1,599

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 12/2

11:20-12:28

1 stop19h 08m

Denver Intl

Thu 19/2

11:49-09:35

1 stop27h 46m

$1,620

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Sydney and Denver?

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 $1,093. 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 $1,143.

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 $1,556 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 $1,298 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 December 2025, prices for Sydney to Denver flights are approximately 63% 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

19h 14m

Direct flights

None
The fastest flight from Sydney to Denver takes 19h 14m
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 19h 14m.

  • 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
957 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $1,279Free cancellationRating
7.1
10,565 reviews
Search Air Canada flights
Air New ZealandPriceFrom $1,292Free cancellationRating
8.0
562 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,422Free cancellationRating
7.4
9,126 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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