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

Delta and United Airlines 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 48% 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 January 2026.

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.

$628 Cheap Flights from Sydney to Colorado in 2026

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Find the cheapest flights from Sydney to Colorado

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:00 - 00:30

SYD

DEN

27h 30m

2 stops

09:00 - 12:35

DEN

SYD

34h 35m

2 stops

$1,366Multiple Airlines

Sat, 14 Mar - Sat, 21 Mar

13:10 - 19:49

SYD

DEN

22h 39m

2 stops

13:35 - 07:30

DEN

SYD

25h 55m

1 stop

$1,388Multiple Airlines

Wed, 22 Apr - Tue, 19 May

14:00 - 23:30

SYD

DEN

27h 30m

2 stops

09:00 - 12:35

DEN

SYD

34h 35m

2 stops

$1,429Multiple Airlines

Sun, 8 Mar - Sat, 14 Mar

09:55 - 19:40

SYD

DEN

25h 45m

2 stops

15:44 - 18:10

DEN

SYD

34h 26m

2 stops

$1,466Air New Zealand

Sat, 25 Apr - Wed, 20 May

11:45 - 18:23

SYD

DEN

24h 38m

2 stops

13:45 - 10:30

DEN

SYD

26h 45m

2 stops

$1,503Air New Zealand

Tue, 24 Feb - Tue, 3 Mar

14:05 - 16:06

SYD

ASE

20h 01m

1 stop

12:39 - 09:00

ASE

SYD

26h 21m

2 stops

$1,746American Airlines

Fri, 27 Feb - Fri, 6 Mar

11:20 - 16:17

SYD

ASE

22h 57m

1 stop

17:00 - 07:00

ASE

SYD

21h 00m

1 stop

$1,785United Airlines

Sat, 7 Mar - Wed, 11 Mar

09:30 - 13:41

SYD

ASE

20h 11m

1 stop

14:00 - 06:55

ASE

SYD

24h 55m

2 stops

$1,967United Airlines

Tue, 23 Jun - Wed, 1 Jul

11:20 - 09:50

SYD

COS

40h 30m

2 stops

13:39 - 06:55

COS

SYD

23h 16m

1 stop

$2,429American Airlines

Wed, 18 Feb - Sat, 21 Feb

17:30 - 17:17

SYD

ASE

39h 47m

3 stops

14:20 - 08:40

ASE

SYD

26h 20m

2 stops

$3,705Qantas Airways

Tue, 23 Jun - Wed, 1 Jul

Air Canada flights from Sydney to Colorado

Our best Air Canada deals on Sydney to Colorado flight tickets

Air Canada

5 Feb

SYD11:20Sydney Kingsford Smith

19h 06m

1 stop

DEN12:26Denver Intl

18 Feb

DEN08:05Denver Intl

31h 30m

1 stop

SYD09:35Sydney Kingsford Smith

$1,485

Air Canada

4 Mar

SYD11:20Sydney Kingsford Smith

19h 17m

1 stop

DEN12:37Denver Intl

24 May

DEN19:50Denver Intl

19h 30m

1 stop

SYD07:20Sydney Kingsford Smith

$1,552

Air Canada

15 Mar

SYD10:20Sydney Kingsford Smith

19h 17m

1 stop

DEN12:37Denver Intl

22 Mar

DEN20:59Denver Intl

42h 36m

1 stop

SYD08:35Sydney Kingsford Smith

$1,571

American Airlines flights from Sydney to Colorado

Our best American Airlines deals on Sydney to Colorado flight tickets

American Airlines

28 Apr

SYD09:10Sydney Kingsford Smith

23h 09m

2 stops

DEN16:19Denver Intl

6 May

DEN14:13Denver Intl

24h 52m

2 stops

SYD07:05Sydney Kingsford Smith

$1,636

American Airlines

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

$1,639

American Airlines

4 Mar

SYD11:20Sydney Kingsford Smith

24h 55m

2 stops

DEN18:15Denver Intl

24 May

DEN18:52Denver Intl

20h 13m

2 stops

SYD07:05Sydney Kingsford Smith

$1,645

Fly from

Fly to

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 14/3

14:00-00:30

2 stops27h 30m

Denver Intl

Sat 21/3

09:00-12:35

2 stops34h 35m

$1,366

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 22/4

13:10-19:49

2 stops22h 39m

Denver Intl

Tue 19/5

13:35-07:30

1 stop25h 55m

$1,388

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 8/3

14:00-23:30

2 stops27h 30m

Denver Intl

Sat 14/3

09:00-12:35

2 stops34h 35m

$1,429

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 25/4

09:55-19:40

2 stops25h 45m

Denver Intl

Wed 20/5

15:44-18:10

2 stops34h 26m

$1,466

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 24/2

11:45-18:23

2 stops24h 38m

Denver Intl

Tue 3/3

13:45-10:30

2 stops26h 45m

$1,503

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Fri 27/2

14:05-16:06

1 stop20h 01m

Aspen Pitkin County

Fri 6/3

12:39-09:00

2 stops26h 21m

$1,746

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Sat 7/3

11:20-16:17

1 stop22h 57m

Aspen Pitkin County

Wed 11/3

17:00-07:00

1 stop21h 00m

$1,785

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Tue 23/6

09:30-13:41

1 stop20h 11m

Aspen Pitkin County

Wed 1/7

14:00-06:55

2 stops24h 55m

$1,967

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 18/2

11:20-09:50

2 stops40h 30m

Colorado Springs

Sat 21/2

13:39-06:55

1 stop23h 16m

$2,429

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Tue 23/6

17:30-17:17

3 stops39h 47m

Aspen Pitkin County

Wed 1/7

14:20-08:40

2 stops26h 20m

$3,705

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 $1,084.

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 $1,469 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 $1,214 on momondo.

Can stopping save me money on Sydney to Colorado flights?

You could potentially save up to 37% 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	19h 08m
Direct flights	None

The fastest flight from Sydney to Colorado takes 19h 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 January 2026.
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 $986	Free cancellation	Rating 7.5 981 reviews	Search Qantas Airways flights
Air Canada	PriceFrom $1,224	Free cancellation	Rating 7.1 10,667 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,236	Free cancellation	Rating 8.0 577 reviews	Search Air New Zealand flights
United Airlines	PriceFrom $1,361	Free cancellation	Rating 7.4 9,215 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.

Start using Trips

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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 Coolangatta Gold Coast

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Flights from Sydney Kingsford Smith to Melbourne Avalon

Flights from Sydney Kingsford Smith to Maroochydore Sunshine Coast

Flights from Sydney Kingsford Smith to Launceston

Cheap flights from Sydney to Colorado from $628

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 19/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Sydney to Colorado

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Air Canada flights from Sydney to Colorado

Our best Air Canada deals on Sydney to Colorado flight tickets

American Airlines flights from Sydney to Colorado

Our best American Airlines deals on Sydney to Colorado flight tickets

momondo Fare Finder

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

See travel insights to Colorado from

How to get the cheapest flight ticket from Sydney to Colorado

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 $1,084.

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 37% 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?

Delta and United Airlines 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