Look for other cheap flights to Denver Intl

$595 Cheap flights to Denver

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Denver departing on 9/2. 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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Find the cheapest flights from Australia to Denver

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
06:30 - 17:50SYD-DEN
27h 20m2 stops
Air Canada Logo
07:45 - 07:20DEN-SYD
31h 35m2 stops
$1,236Air Canada
Find Deal
Mon, 20 Apr - Tue, 5 May
Air Canada Logo
07:00 - 12:38SYD-DEN
21h 38m2 stops
Air Canada Logo
07:45 - 07:20DEN-SYD
31h 35m2 stops
$1,242Air Canada
Find Deal
Tue, 21 Apr - Wed, 6 May
Air Canada Logo
06:30 - 12:38SYD-DEN
22h 08m2 stops
Air Canada Logo
19:10 - 07:20DEN-SYD
20h 10m1 stop
$1,243Air Canada
Find Deal
Mon, 20 Apr - Tue, 5 May
Multiple Airlines Logo
21:35 - 12:33SYD-DEN
30h 58m2 stops
Multiple Airlines Logo
20:49 - 07:20DEN-SYD
42h 31m1 stop
$1,335Multiple Airlines
Find Deal
Sat, 18 Apr - Sun, 26 Apr
Multiple Airlines Logo
21:35 - 12:33SYD-DEN
30h 58m2 stops
Multiple Airlines Logo
16:15 - 07:20DEN-SYD
47h 05m2 stops
$1,344Multiple Airlines
Find Deal
Sat, 18 Apr - Sun, 26 Apr
American Airlines Logo
08:00 - 18:53PER-DEN
25h 53m2 stops
American Airlines Logo
16:50 - 12:05DEN-PER
28h 15m2 stops
$1,744American Airlines
Find Deal
Thu, 29 Jan - Sun, 22 Feb
American Airlines Logo
08:00 - 18:53PER-DEN
25h 53m2 stops
American Airlines Logo
20:04 - 12:05DEN-PER
49h 01m2 stops
$1,745American Airlines
Find Deal
Thu, 29 Jan - Sat, 21 Feb
Qantas Airways Logo
22:40 - 12:18PER-DEN
28h 38m2 stops
Qantas Airways Logo
20:04 - 12:05DEN-PER
49h 01m2 stops
$1,771Qantas Airways
Find Deal
Sat, 31 Jan - Sat, 21 Feb
Qantas Airways Logo
16:05 - 18:13MEL-DEN
20h 08m1 stop
Qantas Airways Logo
19:23 - 09:30DEN-MEL
20h 07m1 stop
$2,028Qantas Airways
Find Deal
Mon, 12 Jan - Mon, 19 Jan
United Airlines Logo
13:00 - 16:32MEL-DEN
21h 32m2 stops
United Airlines Logo
11:22 - 10:00DEN-MEL
28h 38m2 stops
$2,768United Airlines
Find Deal
Mon, 12 Jan - Mon, 19 Jan

momondo Fare Finder

 
Locate flights to Denver Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 29 November 2025.
Use the filters below to find and compare flights to Denver that are best for you.

Fly from

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 20/4

06:30-17:50

2 stops27h 20m

Denver Intl

Tue 5/5

07:45-07:20

2 stops31h 35m

$1,236

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 21/4

07:00-12:38

2 stops21h 38m

Denver Intl

Wed 6/5

07:45-07:20

2 stops31h 35m

$1,242

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 20/4

06:30-12:38

2 stops22h 08m

Denver Intl

Tue 5/5

19:10-07:20

1 stop20h 10m

$1,243

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 18/4

21:35-12:33

2 stops30h 58m

Denver Intl

Sun 26/4

20:49-07:20

1 stop42h 31m

$1,335

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 18/4

21:35-12:33

2 stops30h 58m

Denver Intl

Sun 26/4

16:15-07:20

2 stops47h 05m

$1,344

PerthDenver

PER - DEN

PERDEN

Perth

Thu 29/1

08:00-18:53

2 stops25h 53m

Denver Intl

Sun 22/2

16:50-12:05

2 stops28h 15m

$1,744

PerthDenver

PER - DEN

PERDEN

Perth

Thu 29/1

08:00-18:53

2 stops25h 53m

Denver Intl

Sat 21/2

20:04-12:05

2 stops49h 01m

$1,745

PerthDenver

PER - DEN

PERDEN

Perth

Sat 31/1

22:40-12:18

2 stops28h 38m

Denver Intl

Sat 21/2

20:04-12:05

2 stops49h 01m

$1,771

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

Mon 12/1

16:05-18:13

1 stop20h 08m

Denver Intl

Mon 19/1

19:23-09:30

1 stop20h 07m

$2,028

MelbourneDenver

MEL - DEN

MELDEN

Melbourne

Mon 12/1

13:00-16:32

2 stops21h 32m

Denver Intl

Mon 19/1

11:22-10:00

2 stops28h 38m

$2,768

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

Denver flights insights and trends

Explore insights for your Denver flight to craft the best travel plan

What is the cheapest month to fly to Denver?

In general, February is the cheapest month to fly from Australia to Denver. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,123. If you aren’t able to travel during the month of February, then book flights to Denver from Australia during March instead. Flights to Denver in March, while not as cheap as those in February, still average around $1,172.

What is the cheapest day to depart on your flight to Denver?

According to our data, Monday is the cheapest day to fly to Denver from Australia. The lowest ticket price found for a Monday departure recently was $1,812. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Australia to Denver for around $2,412.

What is the cheapest time of day to depart on your flight to Denver?

According to our data, the cheapest time of day to fly to Denver is at midday. momondo users have found flights departing from Australia to Denver at midday for as low as $1,710. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Denver is in the morning when prices are around $2,034.

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

You are more likely to see cheaper flights to Denver from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $1,613 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 Australia for as low as $1,354 on momondo.

Cheapest flights to Denver Intl

Find the cheapest flights to Denver Intl from your nearest city or airport
CHEAPEST MONTH TO FLY TO DENVER FROM SYDNEYFebruary31% cheaperFlying from Sydney to Denver costs on average just $1,123 in February
MOST EXPENSIVE MONTH TO FLY TO DENVER FROM SYDNEYDecember43% more expensiveIt costs about $2,311 for flights to Denver from Sydney in December
MOST POPULAR MONTH TO FLY TO DENVER FROM SYDNEYJanuary1,125% more users visitedMore momondo users searched in flights to Denver from Sydney in January than any other month

Cheap Denver flight deals and tips

Summary info about Denver flight prices, duration and airlines

Best One-Way Price

$595

Best Round-Trip Price

$1,236

Fastest flight time

24h 07m

Popular in

December
The best one-way flight price to Denver from Australia in the last 72 hours is $595 (Sydney Kingsford Smith to Denver Intl).
The best round-trip flight price to Denver from Australia in the last 72 hours is $1,236 (Sydney Kingsford Smith to Denver Intl).
The fastest flight to Denver from Australia takes 24h 07m (Melbourne to Denver Intl).
December has the highest demand for flights to Denver, with a 8% price increase on average.

Frequently asked questions about flying to Denver

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

The ideal time to book your flight to Denver is 46 days in advance, when prices tend to average $1,613. In the past 72 hours, momondo users found flights from Australia to Denver for as low as $713.

Is there an alternative airport near Denver?

Denver Rocky Mountain Metropolitan Airport, Denver Arapahoe Co Airport, Loveland Northern Colorado Airport, Colorado Springs Airport or Cheyenne Airport can be an alternative airport used for travel to Denver.

When did momondo last update prices for flights to Denver Intl Airport?

Prices for flights to Denver Intl Airport refresh daily.

How many operators does momondo search for flights to Denver Intl Airport?

How old do you have to be to fly 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 to Denver Intl Airport.

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

The necessary travel and health documents for your Denver Intl 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 licence 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.

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 to Denver?

It is quick and easy to find flights to Denver on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

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

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

How can momondo help me find flights to Denver?

Once you have performed a search for flights to Denver, momondo helps you find the right flight 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 to Denver right now. Can momondo alert me if prices change?

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

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Mon 29/12
Mon 5/1

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