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

Air Canada, United Airlines, and Delta are the most popular carriers operating from Sydney Kingsford Smith to Colorado

Which airlines fly to Colorado?

Qantas Airways, Air Canada and United Airlines are the top three most popular airlines that fly to Colorado from Sydney according to our data. Qantas Airways is the first choice among our users, with 55% of people opting to fly with this airline when travelling to Colorado. Keep in mind that there are 4 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Sydney Kingsford Smith Airport to Colorado were last updated today.

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

The number of operators available for flights from Sydney Kingsford Smith Airport to Colorado is 4 as of December 2025.

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

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 Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents required for your trip to Colorado 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 Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,326 Cheap Flights from Sydney to Colorado in 2025/26

1 adult

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Find the cheapest flights from Sydney to Colorado

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One-way

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11:55 - 22:30

SYD

DEN

26h 35m2 stops

17:50 - 08:45

DEN

SYD

22h 55m2 stops

$1,443Air New Zealand

Mon, 27 Apr - Tue, 12 May

09:55 - 20:28

SYD

DEN

26h 33m2 stops

15:55 - 08:45

DEN

SYD

24h 50m2 stops

$1,452Air New Zealand

Tue, 28 Apr - Wed, 13 May

11:20 - 18:07

SYD

DEN

24h 47m2 stops

19:05 - 09:35

DEN

SYD

20h 30m1 stop

$1,519Air Canada

Mon, 19 Jan - Mon, 2 Feb

14:00 - 00:05

SYD

DEN

28h 05m2 stops

06:05 - 12:35

DEN

SYD

36h 30m2 stops

$1,529Multiple Airlines

Mon, 19 Jan - Mon, 26 Jan

11:20 - 18:07

SYD

DEN

24h 47m2 stops

19:05 - 14:40

DEN

SYD

25h 35m2 stops

$1,546Air Canada

Mon, 19 Jan - Mon, 2 Feb

14:05 - 18:13

SYD

DEN

22h 08m1 stop

19:23 - 09:00

DEN

SYD

19h 37m1 stop

$1,620Qantas Airways

Sun, 18 Jan - Sun, 25 Jan

11:20 - 16:36

SYD

DEN

23h 16m2 stops

17:42 - 09:15

DEN

SYD

21h 33m2 stops

$1,675United Airlines

Wed, 17 Dec - Sun, 4 Jan

12:10 - 16:36

SYD

DEN

22h 26m1 stop

15:57 - 06:20

DEN

SYD

20h 23m1 stop

$1,680United Airlines

Wed, 17 Dec - Sun, 4 Jan

08:00 - 12:37

SYD

DEN

21h 37m2 stops

15:58 - 08:20

DEN

SYD

23h 22m2 stops

$1,683Multiple Airlines

Sat, 21 Mar - Wed, 1 Apr

13:05 - 16:02

SYD

COS

19h 57m1 stop

16:53 - 06:55

COS

SYD

21h 02m1 stop

$3,079Qantas Airways

Thu, 19 Mar - Mon, 23 Mar

United Airlines flights from Sydney to Colorado

Our best United Airlines deals on Sydney to Colorado flight tickets

United Airlines

17 Dec

SYD11:50Sydney Kingsford Smith

22h 27m

1 stop

DEN16:17Denver Intl

4 Jan

DEN17:42Denver Intl

21h 33m

2 stops

SYD09:15Sydney Kingsford Smith

$1,675

Find similar

United Airlines

17 Dec

SYD12:10Sydney Kingsford Smith

18h 00m

1 stop

DEN12:10Denver Intl

3 Jan

DEN21:11Denver Intl

39h 09m

1 stop

SYD06:20Sydney Kingsford Smith

$1,680

Find similar

United Airlines

14 Dec

SYD11:20Sydney Kingsford Smith

21h 07m

1 stop

DEN14:27Denver Intl

28 Dec

DEN15:55Denver Intl

23h 10m

1 stop

SYD09:05Sydney Kingsford Smith

$1,749

Find similar

Air New Zealand flights from Sydney to Colorado

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

Air New Zealand

27 Apr

SYD11:55Sydney Kingsford Smith

26h 35m

2 stops

DEN22:30Denver Intl

12 May

DEN17:50Denver Intl

22h 55m

2 stops

SYD08:45Sydney Kingsford Smith

$1,443

Find similar

Air New Zealand

28 Apr

SYD09:55Sydney Kingsford Smith

26h 33m

2 stops

DEN20:28Denver Intl

13 May

DEN15:55Denver Intl

24h 50m

2 stops

SYD08:45Sydney Kingsford Smith

$1,452

Find similar

Air New Zealand

29 Apr

SYD09:55Sydney Kingsford Smith

25h 45m

2 stops

DEN19:40Denver Intl

14 May

DEN15:55Denver Intl

24h 50m

2 stops

SYD08:45Sydney Kingsford Smith

$1,597

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 27/4

11:55-22:30

2 stops26h 35m

Denver Intl

Tue 12/5

17:50-08:45

2 stops22h 55m

$1,443

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 28/4

09:55-20:28

2 stops26h 33m

Denver Intl

Wed 13/5

15:55-08:45

2 stops24h 50m

$1,452

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 19/1

11:20-18:07

2 stops24h 47m

Denver Intl

Mon 2/2

19:05-09:35

1 stop20h 30m

$1,519

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 19/1

14:00-00:05

2 stops28h 05m

Denver Intl

Mon 26/1

06:05-12:35

2 stops36h 30m

$1,529

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 19/1

11:20-18:07

2 stops24h 47m

Denver Intl

Mon 2/2

19:05-14:40

2 stops25h 35m

$1,546

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 18/1

14:05-18:13

1 stop22h 08m

Denver Intl

Sun 25/1

19:23-09:00

1 stop19h 37m

$1,620

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 17/12

11:20-16:36

2 stops23h 16m

Denver Intl

Sun 4/1

17:42-09:15

2 stops21h 33m

$1,675

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 17/12

12:10-16:36

1 stop22h 26m

Denver Intl

Sun 4/1

15:57-06:20

1 stop20h 23m

$1,680

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 21/3

08:00-12:37

2 stops21h 37m

Denver Intl

Wed 1/4

15:58-08:20

2 stops23h 22m

$1,683

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Thu 19/3

13:05-16:02

1 stop19h 57m

Colorado Springs

Mon 23/3

16:53-06:55

1 stop21h 02m

$3,079

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 Sydney to Colorado

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

What is the cheapest month to fly to Colorado?

If you aren’t able to travel to Colorado during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,155.

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

The cheapest day to depart from Sydney to Colorado is on a Monday when prices can be found for as low as $1,786. The most expensive day to fly to Colorado is Friday, with ticket prices averaging around $2,378.

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

The cheapest time of day to fly to Colorado is at midday when flights can be purchased for as low as $1,686. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,005 on average. Flights to Colorado from Sydney in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Colorado from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $1,588 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Sydney for as low as $1,335 on momondo.

Can stopping save me money on Sydney to Colorado flights?

You could potentially save up to 49% on your flight if you consider stops on a Sydney to Colorado flight.

Cheap Sydney to Colorado flight deals and tips

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

Fastest flight time	18h 08m
Direct flights	None

The fastest flight from Sydney to Colorado takes 18h 08m

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

Search flight deals

When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Colorado?
Prices for flights from Sydney Kingsford Smith Airport to Colorado were last updated today.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Colorado?
The number of operators available for flights from Sydney Kingsford Smith Airport to Colorado is 4 as of December 2025.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Colorado?
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 Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado 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 Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Sydney to Colorado

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

Airline	Rating	Free cancellation	Price
Qantas Airways	PriceFrom $1,026	Free cancellation	Rating 7.5 948 reviews	Search Qantas Airways flights
Air Canada	PriceFrom $1,293	Free cancellation	Rating 7.1 10,510 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,306	Free cancellation	Rating 8.0 551 reviews	Search Air New Zealand flights
United Airlines	PriceFrom $1,438	Free cancellation	Rating 7.4 9,071 reviews	Search United Airlines flights

Why use momondo?

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

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 Sydney to Colorado for you.

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

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

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

Once all potential Sydney to Colorado 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 Colorado right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Colorado, momondo offers a useful price alert feature which will track prices for flights to Colorado from Sydney and alert you when they change.

An easier way to manage your Colorado trip

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

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Popular Cities in Colorado

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Sydney flight routes

Flights from Sydney Kingsford Smith to Ballina Byron

Flights from Sydney Kingsford Smith to Launceston

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Flights from Sydney Kingsford Smith to Melbourne Avalon

Flights from Sydney Kingsford Smith to Hobart

Flights from Sydney Kingsford Smith to Maroochydore Sunshine Coast

Cheap flights from Sydney to Colorado from $1,326

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 Colorado departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

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Trusted and free

Price Alerts

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Find the cheapest flights from Sydney to Colorado

Cheap return flights

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Cheap last-minute flights

United Airlines flights from Sydney to Colorado

Our best United Airlines deals on Sydney to Colorado flight tickets

Air New Zealand flights from Sydney to Colorado

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

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Use the filters below to find and compare flights from Sydney to Colorado that are best for you.

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How to get the cheapest flight ticket from Sydney to Colorado

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 Colorado?

If you aren’t able to travel to Colorado during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,155.

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

The cheapest day to depart from Sydney to Colorado is on a Monday when prices can be found for as low as $1,786. The most expensive day to fly to Colorado is Friday, with ticket prices averaging around $2,378.

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

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

Can stopping save me money on Sydney to Colorado flights?

You could potentially save up to 49% on your flight if you consider stops on a Sydney to Colorado flight.

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

Air Canada, United Airlines, and Delta are the most popular carriers operating from Sydney Kingsford Smith to Colorado

Which airlines fly to Colorado?

Cheap Sydney to Colorado flight deals and tips

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

Fastest flight time

Direct flights

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

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

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

What documentation or ID do you need to fly to Colorado?

Best airlines flying from Sydney to Colorado

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

Why use momondo?

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

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

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

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

An easier way to manage your Colorado trip

We make it super easy to schedule, organise 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 Colorado

Popular Cities in Colorado

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