How long is the flight from Colorado to Sydney?

A quick flight from Colorado to Sydney can take about 18h 56m. Qantas Airways provides one of the quickest options available for as low as $1,708. The distance between Colorado and Sydney is about 13435 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 Aspen Pitkin County - Sydney Kingsford Smith or Colorado Springs - Sydney Kingsford Smith.

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.

$803+ Flights from Colorado to Sydney

Cheap 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 16 December 2025.

Thu 25/1206:00DEN - SYD

1 stop31h 25mMultiple Airlines

Mon 12/117:45SYD - DEN

1 stop20h 19mMultiple Airlines

Deal found 14/12$1,949

Tue 30/1219:05DEN - SYD

2 stops25h 35mMultiple Airlines

Tue 13/109:00SYD - DEN

2 stops21h 26mMultiple Airlines

Deal found 14/12$2,143

Tue 30/1219:05DEN - SYD

1 stop20h 30mAir Canada

Tue 13/109:00SYD - DEN

2 stops21h 26mAir Canada

Deal found 14/12$2,239

Sun 28/1219:05DEN - SYD

2 stops29h 00mAir Canada

Mon 12/119:15SYD - DEN

2 stops35h 22mAir Canada

Deal found 14/12$2,350

Wed 24/1207:47DEN - SYD

1 stop28h 33mUnited Airlines

Sun 11/111:20SYD - DEN

1 stop26h 17mUnited Airlines

Deal found 15/12$2,502

Thu 25/1213:10DEN - SYD

1 stop25h 20mDelta

Wed 14/110:40SYD - DEN

1 stop18h 55mDelta

Deal found 15/12$2,577

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 16 December 2025.

Thu 26/220:04DEN - SYD

1 stop18h 56mQantas Airways

Sat 7/317:45SYD - DEN

1 stop19h 48mQantas Airways

Deal found 15/12$1,708

Mon 12/113:35DEN - SYD

1 stop25h 40mUnited Airlines

Mon 19/112:10SYD - DEN

1 stop28h 16mUnited Airlines

Deal found 14/12$1,750

Mon 16/318:09DEN - SYD

1 stop20h 16mDelta

Tue 24/313:15SYD - DEN

1 stop27h 11mDelta

Deal found 14/12$1,750

Sat 7/207:00COS - SYD

2 stops32h 35mAir Canada

Wed 11/211:20SYD - COS

3 stops54h 25mAir Canada

Deal found 13/12$2,663

Wed 28/107:47DEN - SYD

1 stop28h 33mUnited Airlines

Wed 4/211:20SYD - DEN

1 stop18h 59mUnited Airlines

Deal found 13/12$1,750

Sun 15/318:09DEN - SYD

1 stop18h 56mDelta

Tue 24/309:40SYD - DEN

2 stops22h 28mDelta

Deal found 14/12$1,757

Fri 13/320:04DEN - SYD

1 stop19h 56mQantas Airways

Mon 23/311:20SYD - DEN

1 stop17h 59mQantas Airways

Deal found 14/12$1,803

Sat 14/321:06DEN - SYD

1 stop40h 54mUnited Airlines

Mon 23/310:20SYD - DEN

1 stop18h 52mUnited Airlines

Deal found 14/12$1,762

Fri 13/320:04DEN - SYD

1 stop19h 56mQantas Airways

Fri 20/311:20SYD - DEN

1 stop17h 59mQantas Airways

Deal found 14/12$1,803

Wed 18/318:09DEN - SYD

1 stop20h 16mDelta

Thu 26/309:40SYD - DEN

1 stop19h 18mDelta

Deal found 14/12$1,825

Sat 17/117:50DEN - SYD

1 stop21h 25mUnited Airlines

Tue 10/211:20SYD - DEN

1 stop26h 17mUnited Airlines

Deal found 15/12$1,825

Sat 28/318:09DEN - SYD

1 stop20h 26mDelta

Sat 4/410:15SYD - DEN

1 stop24h 45mDelta

Deal found 14/12$1,900

Sat 14/321:06DEN - SYD

1 stop40h 54mUnited Airlines

Thu 26/311:50SYD - DEN

1 stop21h 44mUnited Airlines

Deal found 14/12$1,837

Thu 5/219:27ASE - SYD

1 stop19h 48mUnited Airlines

Mon 9/211:20SYD - ASE

1 stop23h 00mUnited Airlines

Deal found 13/12$2,111

Sat 7/207:30COS - SYD

1 stop29h 30mUnited Airlines

Wed 11/211:50SYD - COS

1 stop28h 08mUnited Airlines

Deal found 13/12$3,106

Wed 4/211:43COS - SYD

2 stops24h 37mUnited Airlines

Mon 16/211:20SYD - COS

2 stops26h 42mUnited Airlines

Deal found 15/12$11,562

Last-minute flights from Colorado to Sydney
Discover last-minute flight deals from Colorado to Sydney. Data last updated 16 December 2025 and is based on user searches.

Mon 12/113:35DEN - SYD

1 stop25h 40mUnited Airlines

Mon 19/112:10SYD - DEN

1 stop28h 16mUnited Airlines

Deal found 14/12$1,750

Sat 17/119:05DEN - SYD

2 stops32h 40mAir Canada

Tue 10/211:20SYD - DEN

1 stop19h 17mAir Canada

Deal found 15/12$1,584

Fri 23/115:53DEN - SYD

2 stops28h 47mAir Canada

Mon 2/211:20SYD - DEN

1 stop19h 17mAir Canada

Deal found 14/12$1,530

Wed 28/115:53DEN - SYD

2 stops28h 47mAir Canada

Wed 4/211:20SYD - DEN

1 stop19h 17mAir Canada

Deal found 14/12$1,466

Wed 28/108:44DEN - SYD

1 stop28h 11mAmerican Airlines

Wed 4/211:20SYD - DEN

1 stop18h 58mAmerican Airlines

Deal found 14/12$1,726

Thu 29/111:00DEN - SYD

2 stops41h 05mMultiple Airlines

Thu 5/214:00SYD - DEN

2 stops27h 31mMultiple Airlines

Deal found 15/12$1,258

Fri 30/121:05DEN - SYD

2 stops42h 30mAir Canada

Fri 3/410:20SYD - DEN

1 stop19h 18mAir Canada

Deal found 14/12$1,813

Sat 31/119:05DEN - SYD

1 stop20h 30mAir Canada

Thu 12/211:20SYD - DEN

1 stop23h 13mAir Canada

Deal found 14/12$1,563

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 16 December 2025.

Mon 26/122:29DEN - SYD

2 stops37h 41mMultiple Airlines

Deal found 15/12$803

Sun 15/206:00DEN - SYD

1 stop31h 25mMultiple Airlines

Deal found 15/12$806

Wed 14/118:49DEN - SYD

2 stops55h 56mMultiple Airlines

Deal found 15/12$853

Tue 27/108:04DEN - SYD

3 stops28h 06mMultiple Airlines

Deal found 15/12$916

Tue 14/412:35DEN - SYD

2 stops26h 55mMultiple Airlines

Deal found 15/12$922

Thu 16/416:42DEN - SYD

1 stop22h 48mMultiple Airlines

Deal found 15/12$961

Sun 25/122:43DEN - SYD

2 stops52h 02mMultiple Airlines

Deal found 15/12$981

Sun 18/106:37DEN - SYD

2 stops35h 58mMultiple Airlines

Deal found 15/12$1,035

Tue 23/1219:11ASE - SYD

1 stop42h 14mMultiple Airlines

Deal found 14/12$1,329

Tue 23/1217:00ASE - SYD

2 stops44h 00mUnited Airlines

Deal found 14/12$1,485

Mon 22/1219:55ASE - SYD

1 stop19h 10mAir New Zealand

Deal found 14/12$1,678

Mon 22/1216:15ASE - SYD

2 stops44h 05mUnited Airlines

Deal found 15/12$1,828

Find flight deals from Colorado to Sydney

Round-trip from	$1,258
One-way from	$803
Popular in	December
Cheapest in	April
Average price	$2,413

29/1-5/2
4 total stops
68h 36m total
Colorado to Sydney

Search Deals

26/1
2 total stops
37h 41m total
Colorado to Sydney

Search Deals

Highest demand for flights based on searches. 21% potential increase in price ($664 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($110 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Thu 26/2

20:04-09:00

1 stop18h 56m

Sydney Kingsford Smith

Sat 7/3

17:45-19:33

1 stop19h 48m

$1,708

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 12/1

13:35-09:15

1 stop25h 40m

Sydney Kingsford Smith

Mon 19/1

12:10-22:26

1 stop28h 16m

$1,750

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 16/3

18:09-07:25

1 stop20h 16m

Sydney Kingsford Smith

Tue 24/3

13:15-23:26

1 stop27h 11m

$1,750

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Wed 28/1

07:47-06:20

1 stop28h 33m

Sydney Kingsford Smith

Wed 4/2

11:20-12:19

1 stop18h 59m

$1,750

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sun 15/3

18:09-06:05

1 stop18h 56m

Sydney Kingsford Smith

Tue 24/3

09:40-15:08

2 stops22h 28m

$1,757

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 14/3

21:06-07:00

1 stop40h 54m

Sydney Kingsford Smith

Mon 23/3

10:20-12:12

1 stop18h 52m

$1,762

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 13/3

20:04-09:00

1 stop19h 56m

Sydney Kingsford Smith

Mon 23/3

11:20-12:19

1 stop17h 59m

$1,803

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 13/3

20:04-09:00

1 stop19h 56m

Sydney Kingsford Smith

Fri 20/3

11:20-12:19

1 stop17h 59m

$1,803

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Wed 18/3

18:09-07:25

1 stop20h 16m

Sydney Kingsford Smith

Thu 26/3

09:40-11:58

1 stop19h 18m

$1,825

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 17/1

17:50-09:15

1 stop21h 25m

Sydney Kingsford Smith

Tue 10/2

11:20-19:37

1 stop26h 17m

$1,825

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 32 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 $1,004). Flying from Colorado to Sydney in January is currently the most expensive (average of $1,291). 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 18h 56m. Qantas Airways provides one of the quickest options available for as low as $1,708. The distance between Colorado and Sydney is about 13435 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 Aspen Pitkin County - Sydney Kingsford Smith or Colorado Springs - 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 $1,004). Flying from Colorado to Sydney in January is currently the most expensive (average of $1,291). 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

Parramatta

Wollongong

Katoomba

Penrith

Terrigal

Manly

Randwick

Lithgow

Coogee

Leura

Cronulla

Bondi Beach

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Colorado to Sydney

Los Angeles to Sydney flights

San Francisco to Sydney flights

Dallas/Fort Worth to Sydney flights

John F Kennedy Intl to Sydney flights

Newark to Sydney flights

Hobby to Sydney flights

Dulles Intl to Sydney flights

George Bush Intcntl to Sydney flights

Honolulu to Sydney flights

O'Hare Intl to Sydney flights

Seattle to Sydney flights

Baltimore to Sydney flights

Reagan-National to Sydney flights

Boston to Sydney flights

Atlanta to Sydney flights

Detroit to Sydney flights

Midway to Sydney flights

Minneapolis to Sydney flights

Philadelphia to Sydney flights

Denver to Sydney flights

Miami to Sydney flights

Sky Harbor Intl to Sydney flights

San Jose to Sydney flights

Austin to Sydney flights

Raleigh to Sydney flights

Portland to Sydney flights

Orlando to Sydney flights

San Diego to Sydney flights

Love Field to Sydney flights

Fort Lauderdale to Sydney flights

Indianapolis to Sydney flights

Sacramento to Sydney flights

Charlotte to Sydney flights

Cincinnati to Sydney flights

Oakland to Sydney flights

Tampa to Sydney flights

Salt Lake City to Sydney flights

Nashville to Sydney flights

St. Louis to Sydney flights

San Antonio to Sydney flights

Las Vegas to Sydney flights

Cleveland to Sydney flights

Kansas City to Sydney flights

Direct flights to New South Wales

Other flights to Sydney

Sydney to Hervey Bay flights

Sydney to Ballina flights

Sydney to Coolangatta flights

Sydney to Melbourne Avalon Airport flights

Sydney to Launceston flights

Sydney to Hobart flights

Sydney to Maroochydore flights

Sydney to Ballina flights

Sydney to Launceston flights

Sydney to Melbourne Avalon Airport flights

Sydney to Hobart flights

Sydney to Melbourne Airport flights

Sydney to Brisbane flights

Sydney to Coffs Harbour flights

Sydney to Coolangatta flights

Sydney to Adelaide flights

Sydney to Cairns flights

Sydney to Townsville flights

Top airline flying from Colorado to Sydney

Airline	Cheapest	Average	Flexibility	On-time
Qantas Airways	Cheapest$995	Average$1,960	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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Colorado to Sydney from $803

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 16 December 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 16 December 2025.

Find flight deals from Colorado to Sydney

Keep the following information in mind while searching for Colorado to Sydney flight deals. Data was last updated 16 December 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 16 December 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?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colorado to Sydney

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

Top airline flying from Colorado to Sydney

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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?

100% Free

Book with flexibility

Travel Smart

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 16 December 2025.