How long is the flight from Colorado to Sydney?

A quick flight from Colorado to Sydney can take about 24h 50m. Delta provides one of the quickest options available for as low as $2,333. The distance between Colorado and Sydney is about 13390 km. This flight may include one or multiple stops. Find deals

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm. Find deals

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C). Find deals

What are the most popular routes from Colorado to Sydney?

The most popular route from Colorado to Sydney is Denver Intl - Sydney Kingsford Smith. You may also consider Colorado Springs - Sydney Kingsford Smith or Aspen Pitkin County - Sydney Kingsford Smith.

What are the most popular airlines that fly from Colorado to Sydney?

When booking a flight from Colorado to Sydney, you may want to consider flying on Qantas Airways, American Airlines or United Airlines as they are the most popular for this route.

What airport do you fly into for flights to Sydney from Colorado?

Located just 7.5 km from the city centre, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Colorado.

Can I find deals for flights from Colorado to Sydney that include hotel bookings?

Yes. In addition to deals on Colorado to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Colorado to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Sydney.

Can I find deals for business class flights from Colorado to Sydney?

Yes. Cheapflights offers flight deals from Colorado to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$639+ Flights from Colorado to Sydney

Cheap flight deals from Colorado to Sydney

Round-trip from	$1,818
One-way from	$639
Popular in	December
Cheapest in	May
Average price	$2,008

Delta
16/1-5/2
3 total stops
58h 20m total
Colorado to Sydney

Search Deals

Qantas Airways
11/11
1 total stop
20h 46m total
Colorado to Sydney

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($658 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($103 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Find flight deals from Colorado to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Colorado to Sydney
Explore the most affordable flight options available from Colorado to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Sun 30/1108:00COS - SYD

2 stops30h 30mDelta

Sun 7/1210:40SYD - COS

2 stops29h 36mDelta

Deal found 16/10$1,825

Tue 2/1206:05DEN - SYD

2 stops32h 25mDelta

Tue 9/1210:40SYD - DEN

1 stop25h 52mDelta

Deal found 16/10$1,832

Sun 30/1119:28DEN - SYD

1 stop19h 02mDelta

Wed 10/1210:40SYD - DEN

2 stops26h 14mDelta

Deal found 15/10$1,841

Thu 27/1107:05DEN - SYD

2 stops31h 25mDelta

Tue 9/1210:40SYD - DEN

1 stop19h 04mDelta

Deal found 15/10$1,846

Thu 25/1212:39DEN - SYD

1 stop26h 21mQantas Airways

Wed 7/111:20SYD - DEN

1 stop25h 33mQantas Airways

Deal found 17/10$1,861

Wed 26/1118:20DEN - SYD

2 stops44h 10mDelta

Tue 9/1210:40SYD - DEN

1 stop19h 04mDelta

Deal found 15/10$1,865

Wed 10/1212:55DEN - SYD

1 stop24h 30mMultiple Airlines

Sun 14/1214:00SYD - DEN

2 stops23h 48mMultiple Airlines

Deal found 17/10$1,877

Thu 11/1216:45DEN - SYD

1 stop20h 40mMultiple Airlines

Sun 14/1214:00SYD - DEN

2 stops23h 48mMultiple Airlines

Deal found 17/10$1,881

Sat 29/1105:20DEN - SYD

2 stops33h 10mDelta

Fri 19/1210:40SYD - DEN

2 stops29h 49mDelta

Deal found 16/10$1,906

Wed 10/1212:55DEN - SYD

1 stop24h 30mMultiple Airlines

Mon 15/1214:00SYD - DEN

2 stops38h 33mMultiple Airlines

Deal found 17/10$1,908

Sun 19/1018:14DEN - SYD

1 stop20h 51mMultiple Airlines

Tue 21/1016:40SYD - DEN

2 stops47h 03mMultiple Airlines

Deal found 15/10$1,922

Thu 13/1112:01ASE - SYD

1 stop26h 29mDelta

Mon 17/1110:40SYD - ASE

1 stop19h 42mDelta

Deal found 14/10$2,074

Best flights from Colorado to Sydney
Discover carefully curated flight deals from Colorado to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2025.

Sun 30/1108:00COS - SYD

2 stops30h 30mDelta

Sun 7/1210:40SYD - COS

2 stops29h 36mDelta

Deal found 16/10$1,825

Sat 24/107:00DEN - SYD

2 stops32h 00mMultiple Airlines

Fri 13/211:20SYD - DEN

1 stop19h 17mMultiple Airlines

Deal found 16/10$1,989

Fri 16/114:11DEN - SYD

2 stops24h 49mAmerican Airlines

Thu 5/211:20SYD - DEN

2 stops22h 18mAmerican Airlines

Deal found 16/10$2,003

Wed 31/1211:22DEN - SYD

1 stop24h 58mUnited Airlines

Tue 20/111:20SYD - DEN

1 stop18h 59mUnited Airlines

Deal found 14/10$2,094

Sun 30/1116:37COS - SYD

1 stop20h 18mQantas Airways

Sun 7/1214:05SYD - COS

1 stop19h 36mQantas Airways

Deal found 16/10$3,611

Tue 2/1206:05DEN - SYD

2 stops32h 25mDelta

Tue 9/1210:40SYD - DEN

1 stop25h 52mDelta

Deal found 16/10$1,832

Sun 30/1106:00COS - SYD

3 stops33h 35mAir Canada

Sun 7/1211:20SYD - COS

2 stops21h 09mAir Canada

Deal found 16/10$3,937

Thu 27/1107:05DEN - SYD

2 stops31h 25mDelta

Tue 9/1210:40SYD - DEN

1 stop19h 04mDelta

Deal found 15/10$1,846

Fri 21/1116:45DEN - SYD

1 stop20h 40mMultiple Airlines

Thu 11/1221:40SYD - DEN

2 stops32h 21mMultiple Airlines

Deal found 16/10$2,079

Sun 22/311:20DEN - SYD

1 stop28h 55mUnited Airlines

Mon 30/311:20SYD - DEN

1 stop27h 41mUnited Airlines

Deal found 14/10$2,094

Sat 29/1105:20DEN - SYD

2 stops33h 10mDelta

Fri 19/1210:40SYD - DEN

2 stops29h 49mDelta

Deal found 16/10$1,906

Mon 23/320:51DEN - SYD

1 stop19h 24mUnited Airlines

Tue 31/310:30SYD - DEN

2 stops21h 19mUnited Airlines

Deal found 14/10$2,102

Tue 24/319:05DEN - SYD

1 stop21h 00mUnited Airlines

Tue 31/310:30SYD - DEN

2 stops21h 19mUnited Airlines

Deal found 14/10$2,102

Fri 16/106:30DEN - SYD

1 stop32h 00mDelta

Thu 5/214:15SYD - DEN

2 stops26h 20mDelta

Deal found 16/10$1,914

Wed 14/117:55COS - SYD

2 stops44h 35mDelta

Mon 16/313:15SYD - COS

2 stops26h 15mDelta

Deal found 16/10$2,034

Sun 30/1112:10COS - SYD

1 stop24h 50mUnited Airlines

Sun 7/1211:20SYD - COS

2 stops21h 09mUnited Airlines

Deal found 16/10$2,333

Thu 13/1112:01ASE - SYD

1 stop26h 29mDelta

Mon 17/1110:40SYD - ASE

1 stop19h 42mDelta

Deal found 14/10$2,074

Sat 29/1113:40ASE - SYD

1 stop25h 25mUnited Airlines

Sat 6/1211:50SYD - ASE

1 stop20h 11mUnited Airlines

Deal found 15/10$2,480

Sat 29/1117:05COS - SYD

2 stops22h 10mUnited Airlines

Sat 6/1211:20SYD - COS

2 stops26h 40mUnited Airlines

Deal found 15/10$2,488

Sat 29/1116:37COS - SYD

1 stop20h 18mQantas Airways

Sat 6/1214:05SYD - COS

1 stop19h 40mQantas Airways

Deal found 15/10$4,072

Wed 14/113:25COS - SYD

2 stops22h 55mUnited Airlines

Mon 16/311:50SYD - COS

1 stop26h 53mUnited Airlines

Deal found 16/10$2,641

Sat 20/1212:38COS - SYD

1 stop24h 17mQantas Airways

Thu 25/1216:20SYD - COS

2 stops37h 27mQantas Airways

Deal found 15/10$5,384

Thu 13/1113:35ASE - SYD

2 stops25h 30mUnited Airlines

Mon 17/1111:20SYD - ASE

2 stops21h 16mUnited Airlines

Deal found 14/10$3,181

Sat 20/1211:33COS - SYD

2 stops27h 42mUnited Airlines

Thu 25/1211:50SYD - COS

2 stops25h 56mUnited Airlines

Deal found 15/10$4,953

Last-minute flights from Colorado to Sydney
Discover last-minute flight deals from Colorado to Sydney. Data last updated 17 October 2025 and is based on user searches.

Sun 19/1018:14DEN - SYD

1 stop20h 51mMultiple Airlines

Tue 21/1016:40SYD - DEN

2 stops47h 03mMultiple Airlines

Deal found 16/10$1,922

Thu 13/1116:45DEN - SYD

1 stop20h 40mMultiple Airlines

Wed 3/1217:45SYD - DEN

1 stop34h 27mMultiple Airlines

Deal found 15/10$1,983

Thu 13/1112:01ASE - SYD

1 stop26h 29mDelta

Mon 17/1110:40SYD - ASE

1 stop19h 42mDelta

Deal found 15/10$2,074

Thu 20/1119:17DEN - SYD

1 stop19h 43mQantas Airways

Sat 6/1219:40SYD - DEN

2 stops41h 04mQantas Airways

Deal found 16/10$2,040

Fri 21/1116:45DEN - SYD

1 stop22h 15mQantas Airways

Thu 11/1211:20SYD - DEN

1 stop22h 34mQantas Airways

Deal found 16/10$2,006

Wed 26/1118:20DEN - SYD

2 stops44h 10mDelta

Tue 9/1210:40SYD - DEN

1 stop19h 04mDelta

Deal found 15/10$1,865

Thu 27/1107:05DEN - SYD

2 stops31h 25mDelta

Wed 10/1210:40SYD - DEN

1 stop19h 04mDelta

Deal found 15/10$1,846

Fri 28/1107:05DEN - SYD

2 stops31h 25mDelta

Fri 12/1210:40SYD - DEN

1 stop25h 52mDelta

Deal found 15/10$2,039

Sat 29/1105:20DEN - SYD

2 stops33h 10mDelta

Fri 19/1210:40SYD - DEN

2 stops29h 49mDelta

Deal found 16/10$1,906

Sun 30/1108:00COS - SYD

2 stops30h 30mDelta

Sun 7/1210:40SYD - COS

2 stops29h 36mDelta

Deal found 16/10$1,825

Sun 30/1119:28DEN - SYD

1 stop19h 02mDelta

Wed 10/1210:40SYD - DEN

2 stops26h 14mDelta

Deal found 15/10$1,841

Sun 30/1112:10COS - SYD

1 stop24h 50mUnited Airlines

Sun 7/1211:20SYD - COS

2 stops21h 09mUnited Airlines

Deal found 16/10$2,333

One-way flights from Colorado to Sydney
Search for one-way flight options from Colorado to Sydney. Find affordable one-way fares based on user searches. Data last updated 17 October 2025.

Tue 11/1118:14DEN - SYD

1 stop20h 46mQantas Airways

Deal found 16/10$639

Tue 10/212:53DEN - SYD

1 stop24h 32mQantas Airways

Deal found 16/10$648

Sat 1/1111:58DEN - SYD

1 stop28h 02mQantas Airways

Deal found 16/10$651

Fri 3/419:50DEN - SYD

1 stop19h 40mQantas Airways

Deal found 16/10$653

Mon 10/1116:45DEN - SYD

1 stop22h 15mQantas Airways

Deal found 16/10$654

Mon 10/1118:52DEN - SYD

2 stops20h 08mAmerican Airlines

Deal found 16/10$657

Thu 30/1018:14DEN - SYD

1 stop21h 46mQantas Airways

Deal found 16/10$661

Thu 30/1018:14DEN - SYD

1 stop20h 11mMultiple Airlines

Deal found 16/10$662

Sun 30/1112:02DEN - SYD

2 stops26h 28mDelta

Deal found 16/10$670

Mon 3/1107:00DEN - SYD

2 stops31h 30mDelta

Deal found 15/10$677

Mon 15/1212:07COS - SYD

1 stop24h 53mUnited Airlines

Deal found 16/10$1,962

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsSydney

COS - SYD

COSSYD

Colorado Springs

Sun 30/11

08:00-08:30

2 stops30h 30m

Sydney Kingsford Smith

Sun 7/12

10:40-22:16

2 stops29h 36m

$1,825

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Tue 2/12

06:05-08:30

2 stops32h 25m

Sydney Kingsford Smith

Tue 9/12

10:40-18:32

1 stop25h 52m

$1,832

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Thu 27/11

07:05-08:30

2 stops31h 25m

Sydney Kingsford Smith

Tue 9/12

10:40-11:44

1 stop19h 04m

$1,846

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 29/11

05:20-08:30

2 stops33h 10m

Sydney Kingsford Smith

Fri 19/12

10:40-22:29

2 stops29h 49m

$1,906

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 16/1

06:30-08:30

1 stop32h 00m

Sydney Kingsford Smith

Thu 5/2

14:15-22:35

2 stops26h 20m

$1,914

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 24/1

07:00-09:00

2 stops32h 00m

Sydney Kingsford Smith

Fri 13/2

11:20-12:37

1 stop19h 17m

$1,989

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 16/1

14:11-09:00

2 stops24h 49m

Sydney Kingsford Smith

Thu 5/2

11:20-15:38

2 stops22h 18m

$2,003

Colorado SpringsSydney

COS - SYD

COSSYD

Colorado Springs

Wed 14/1

17:55-08:30

2 stops44h 35m

Sydney Kingsford Smith

Mon 16/3

13:15-22:30

2 stops26h 15m

$2,034

AspenSydney

ASE - SYD

ASESYD

Aspen Pitkin County

Thu 13/11

12:01-08:30

1 stop26h 29m

Sydney Kingsford Smith

Mon 17/11

10:40-12:22

1 stop19h 42m

$2,074

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 21/11

16:45-07:25

1 stop20h 40m

Sydney Kingsford Smith

Thu 11/12

21:40-12:01

2 stops32h 21m

$2,079

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 35 results

Best time to book a flight from Colorado to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Colorado with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Sydney

What is the cheapest month to book a flight from Colorado to Sydney?

Currently, June is the cheapest month in which you can book a flight from Colorado to Sydney (average of $1,018). Flying from Colorado to Sydney in January is currently the most expensive (average of $1,326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to SYD?

When flying from Colorado to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 32% versus a flight in the evening.

Related info for your journey

What airport do you fly into for flights to Sydney from Colorado?
Located just 7.5 km from the city centre, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Colorado.
How long is the flight from Colorado to Sydney?
A quick flight from Colorado to Sydney can take about 24h 50m. Delta provides one of the quickest options available for as low as $2,333. The distance between Colorado and Sydney is about 13390 km. This flight may include one or multiple stops.
What are the most popular routes from Colorado to Sydney?
The most popular route from Colorado to Sydney is Denver Intl - Sydney Kingsford Smith. You may also consider Colorado Springs - Sydney Kingsford Smith or Aspen Pitkin County - Sydney Kingsford Smith.
Can I find deals for flights from Colorado to Sydney that include hotel bookings?
Yes. In addition to deals on Colorado to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Colorado to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Sydney.
Can I find deals for business class flights from Colorado to Sydney?
Yes. Cheapflights offers flight deals from Colorado to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Colorado to Sydney?
Currently, June is the cheapest month in which you can book a flight from Colorado to Sydney (average of $1,018). Flying from Colorado to Sydney in January is currently the most expensive (average of $1,326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Colorado to Sydney

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$307	Average$1,433	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	Cheapest$476	Average$2,248	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Qantas Airways	Cheapest$1,266	Average$2,043	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Colorado to Sydney?

Cheapflights helps you search for flights from Colorado to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Colorado to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Colorado.

Can Cheapflights find flights from Colorado to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Colorado to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from Colorado to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Colorado today and book when prices fit your budget.

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Cheap flights from Colorado to Sydney from $639

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Colorado to Sydney

Keep the following information in mind while searching for Colorado to Sydney flight deals. Data was last updated 17 October 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Colorado to Sydney

Cheapest flights from Colorado to SydneyExplore the most affordable flight options available from Colorado to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Explore the most affordable flight options available from Colorado to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Colorado to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Colorado with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Sydney

What is the cheapest month to book a flight from Colorado to Sydney?

What is the cheapest time of day to fly from CO to SYD?

Find hourly flight availability from Colorado to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 October 2025.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Sydney from Colorado?

How long is the flight from Colorado to Sydney?

What are the most popular routes from Colorado to Sydney?

Can I find deals for flights from Colorado to Sydney that include hotel bookings?

How can I find direct flights from Colorado to Sydney?

Can I find deals for business class flights from Colorado to Sydney?

What is the cheapest month to book a flight from Colorado to Sydney?

Travelling to a place near Sydney?

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Alternative routes for Colorado to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Colorado to Sydney

Fly with Cheapflights

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How does Cheapflights help users find flights from Colorado to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Colorado to Sydney?

Can Cheapflights find flights from Colorado to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Colorado to Sydney become cheaper?

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Cheapest flights from Colorado to Sydney
Explore the most affordable flight options available from Colorado to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.