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Cheap flights from Sydney to Colorado from $951

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DEN
15 Jan — 22 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Colorado

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Colorado
Explore the most affordable flight options available from Sydney to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 December 2025.

Wed 17/1211:20SYD - DEN
1 stop19h 07mUnited Airlines
Sun 4/115:57DEN - SYD
2 stops23h 08mUnited Airlines
Deal found 15/12$1,682
Wed 17/1211:20SYD - DEN
1 stop19h 07mUnited Airlines
Sat 3/113:43DEN - SYD
2 stops25h 32mUnited Airlines
Deal found 15/12$1,757
Fri 19/1211:20SYD - DEN
1 stop18h 58mUnited Airlines
Sat 3/119:48DEN - SYD
1 stop41h 12mUnited Airlines
Deal found 15/12$1,795
Fri 19/1211:50SYD - DEN
1 stop20h 39mUnited Airlines
Thu 1/121:11DEN - SYD
1 stop39h 09mUnited Airlines
Deal found 15/12$1,833
Thu 18/1210:40SYD - COS
2 stops29h 45mDelta
Sat 20/1217:59COS - SYD
2 stops44h 31mDelta
Deal found 14/12$3,062
Wed 17/1210:40SYD - DEN
2 stops26h 14mDelta
Sun 4/107:10DEN - SYD
2 stops31h 20mDelta
Deal found 15/12$3,062
Fri 19/1211:45SYD - DEN
2 stops40h 21mMultiple Airlines
Wed 31/1206:00DEN - SYD
1 stop31h 25mMultiple Airlines
Deal found 14/12$3,131
Fri 19/1221:40SYD - DEN
2 stops44h 44mMultiple Airlines
Thu 1/106:00DEN - SYD
1 stop31h 25mMultiple Airlines
Deal found 15/12$3,133
Fri 19/1217:45SYD - DEN
1 stop19h 57mAmerican Airlines
Wed 31/1217:05DEN - SYD
1 stop21h 55mAmerican Airlines
Deal found 14/12$3,136
Thu 18/1212:10SYD - COS
2 stops24h 45mUnited Airlines
Sat 20/1213:48COS - SYD
2 stops22h 32mUnited Airlines
Deal found 14/12$3,137
Wed 17/1210:40SYD - DEN
2 stops30h 41mDelta
Sat 3/105:30DEN - SYD
2 stops31h 20mDelta
Deal found 15/12$3,137
Fri 19/1210:40SYD - DEN
1 stop31h 44mDelta
Sat 3/105:30DEN - SYD
2 stops31h 20mDelta
Deal found 15/12$3,212

Find flight deals from Sydney to Colorado

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

Round-trip from

$1,434

One-way from

$951

Popular in

December

Cheapest in

February

Average price

$2,192
Air New Zealand
  • Air New Zealand
  • 9/3-23/3
  • 4 total stops
  • 53h 34m total
  • Sydney to Colorado
Search Deals
Air New Zealand
  • Air New Zealand
  • 5/5
  • 2 total stops
  • 22h 22m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($479 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($85 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 16 December 2025.
Use the filters below to find and compare flights from Sydney to Colorado that are best for you.

Fly from

Sydney

Fly to

Colorado

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 28/1

21:40-10:53

2 stops31h 13m

Denver Intl

Wed 4/2

17:09-19:45

2 stops32h 36m

$1,511

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 5/5

11:55-18:17

2 stops22h 22m

Denver Intl

Wed 6/5

17:52-08:45

2 stops22h 53m

$1,551

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 9/3

11:20-19:34

1 stop25h 14m

Denver Intl

Mon 23/3

20:04-09:00

1 stop19h 56m

$1,593

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 2/3

13:55-18:23

2 stops22h 28m

Denver Intl

Mon 16/3

16:10-10:30

2 stops25h 20m

$1,669

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 9/3

10:20-14:55

2 stops21h 35m

Denver Intl

Mon 23/3

19:14-09:15

1 stop21h 01m

$1,682

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 16/3

10:20-12:12

1 stop18h 52m

Denver Intl

Mon 30/3

17:52-07:55

1 stop21h 03m

$1,682

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

12:10-14:52

1 stop20h 42m

Denver Intl

Sun 24/5

17:50-06:55

2 stops21h 05m

$1,682

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 2/3

11:20-12:28

1 stop19h 08m

Denver Intl

Mon 16/3

16:10-09:15

2 stops24h 05m

$1,682

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Thu 19/2

11:20-14:30

2 stops21h 10m

Colorado Springs

Mon 23/2

13:40-09:35

2 stops25h 55m

$2,380

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Thu 19/2

11:50-16:30

2 stops22h 40m

Colorado Springs

Mon 23/2

12:20-07:00

1 stop24h 40m

$2,421

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 23 results
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Best time to book a flight from Sydney to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Sydney 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 Sydney to Colorado

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

Currently, March is the cheapest month in which you can book a flight from Sydney to Colorado (average of $889). Flying from Sydney to Colorado in December is currently the most expensive (average of $1,566). 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 SYD to CO?

Find hourly flight availability from Sydney to Colorado. 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.

A simple way to save on the total cost of your ticket is to fly from Sydney to Colorado in the evening. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated 16 December 2025.
See what other customers who have flown with Air New Zealand, Qantas Airways, andUnited Airlines from Sydney to Colorado have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
Air New Zealand
8.0
Very Good
552 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
Qantas Airways
7.5
Good
946 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
United Airlines
7.4
Good
9,094 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
Air Canada
7.1
Good
10,527 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Related info for your journey

Find useful and relevant information for your journey from Sydney to Colorado. 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 from for flights from Sydney to Colorado?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly out of when you book flights from Sydney to Colorado.

  • How long is the flight from Sydney to Colorado?

    For as low as $1,682, Air New Zealand can have you in Colorado from Sydney in 21h 35m. Airlines will cover a distance of 13435 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Sydney to Colorado?

    The most popular flight routes from Sydney to Colorado are Sydney Kingsford Smith - Denver Intl, Sydney Kingsford Smith - Colorado Springs and Sydney Kingsford Smith - Aspen Pitkin County.

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

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

  • How can I find direct flights from Sydney to Colorado?

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

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

    Yes. Cheapflights offers flight deals from Sydney to Colorado 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 Sydney to Colorado?

    Currently, March is the cheapest month in which you can book a flight from Sydney to Colorado (average of $889). Flying from Sydney to Colorado in December is currently the most expensive (average of $1,566). 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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Alternative routes for Sydney to Colorado

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Top 4 airlines flying from Sydney to Colorado

Discover the top 4 airlines that operate flights from Sydney to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 16 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,023Average$1,174FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,290Average$1,625FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,303Average$1,520FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,435Average$1,931FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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 Sydney to Colorado?

Deals for Sydney to Colorado flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Colorado.

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

Yes, we can. To see specific flights from Sydney to Colorado with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Sydney to Colorado flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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