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$603+ Cheap flights to Colorado

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Colorado in 2025

Find the latest flights to Colorado in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 27 November 2025.

Return from

$1,224

One-way from

$603

Popular in

December

Cheapest in

February

Average price

$1,525
Air Canada
  • Air Canada
  • 19/1-2/2
  • 2 total stops
  • 41h 59m total
  • Sydney to Denver
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2/2
  • 2/2
  • 2 total stops
  • 27h 31m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($347 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($65 potential savings vs. average return price).
Search Deals
Average for return flights in November 2025
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Find flights to Colorado

Browse one-way and return flights deals to Colorado on Cheapflights. Flight deals are based on user searches and were last updated on 27 November 2025
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Cheapest flights to Colorado
Explore the most affordable flight options available to Colorado. Find the lowest fares based on data from user searches, with prices last updated on 27 November 2025.

Thu 4/1211:20SYD - DEN
1 stop19h 03mAir Canada
Mon 8/1211:18DEN - SYD
2 stops28h 17mAir Canada
Deal found 25/11$1,305
Wed 3/1211:20SYD - DEN
2 stops41h 01mAir Canada
Mon 12/119:05DEN - SYD
2 stops29h 00mAir Canada
Deal found 25/11$1,324
Thu 4/1211:20SYD - DEN
1 stop19h 03mAir Canada
Mon 12/119:05DEN - SYD
2 stops29h 00mAir Canada
Deal found 25/11$1,356
Fri 5/1211:20SYD - DEN
2 stops41h 01mAir Canada
Mon 12/119:05DEN - SYD
2 stops29h 00mAir Canada
Deal found 25/11$1,398
Sat 6/1216:00SYD - DEN
2 stops36h 21mAir Canada
Mon 12/119:05DEN - SYD
2 stops29h 00mAir Canada
Deal found 25/11$1,471
Tue 9/1211:20SYD - DEN
2 stops47h 20mAir Canada
Mon 12/115:53DEN - SYD
2 stops32h 12mAir Canada
Deal found 25/11$1,482
Sun 7/1211:20SYD - DEN
1 stop19h 17mAir Canada
Mon 12/119:05DEN - SYD
2 stops29h 00mAir Canada
Deal found 25/11$1,504
Wed 3/1211:20SYD - DEN
1 stop24h 19mQantas Airways
Tue 13/117:29DEN - SYD
1 stop43h 26mQantas Airways
Deal found 25/11$1,518
Wed 3/1211:20SYD - DEN
2 stops41h 01mAir Canada
Sun 11/108:05DEN - SYD
1 stop31h 30mAir Canada
Deal found 25/11$1,547
Wed 24/1211:50SYD - ASE
1 stop20h 37mUnited Airlines
Sat 17/119:27ASE - SYD
1 stop40h 53mUnited Airlines
Deal found 26/11$1,702
Thu 25/1211:20SYD - ASE
1 stop18h 11mQantas Airways
Mon 12/111:43ASE - SYD
1 stop25h 42mQantas Airways
Deal found 26/11$1,742
Wed 24/1220:10SYD - ASE
2 stops33h 21mAmerican Airlines
Thu 15/111:43ASE - SYD
1 stop27h 17mAmerican Airlines
Deal found 26/11$1,760

Cheapflights Fare Finder

 
Locate flights to Colorado that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 27 November 2025.
Use the filters below to find and compare flights to Colorado that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Thu 19/3

17:45-12:48

2 stops36h 03m

Colorado Springs

Mon 23/3

12:30-06:55

2 stops49h 25m

$1,399

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Fri 20/3

11:20-13:08

1 stop18h 48m

Aspen Pitkin County

Tue 24/3

18:49-09:00

2 stops45h 11m

$1,453

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 9/12

11:20-12:23

1 stop19h 03m

Denver Intl

Mon 12/1

12:52-06:55

1 stop24h 03m

$1,518

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 8/12

11:20-15:54

1 stop22h 34m

Denver Intl

Mon 12/1

15:17-06:55

1 stop21h 38m

$1,518

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 6/12

17:45-12:06

1 stop36h 21m

Denver Intl

Tue 13/1

17:29-06:55

1 stop43h 26m

$1,593

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 7/12

17:45-18:44

1 stop18h 59m

Denver Intl

Sat 10/1

12:53-07:25

1 stop24h 32m

$1,593

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 7/12

17:45-18:44

1 stop18h 59m

Denver Intl

Wed 7/1

12:53-07:25

1 stop24h 32m

$1,593

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 22/1

13:55-18:18

2 stops22h 23m

Denver Intl

Mon 26/1

11:22-19:05

2 stops37h 43m

$1,657

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 17/4

09:20-17:50

1 stop24h 30m

Denver Intl

Wed 22/4

08:45-07:20

1 stop30h 35m

$1,867

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

$1,886

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 20 results
1
2

Best time to book a flight to Colorado

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

How long is the flight to Colorado?

On average, a flight from Sydney to Colorado takes 19 hours 39 minutes. Flights to Colorado from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Colorado?

The most popular airlines flying from Sydney to Colorado are Qantas Airways, Air Canada and United Airlines.

Qantas Airways
Qantas Airways
From $984
Air Canada
Air Canada
From $1,318
United Airlines
United Airlines
From $1,362
Air New Zealand
Air New Zealand
From $1,324

What are the cheapest airlines that fly to Colorado?

The cheapest airlines flying from Sydney to Colorado are Qantas Airways, Air Canada and Air New Zealand.

Rainfall in Colorado by month

Plan your trip to Colorado by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Colorado ranges from 13.0 - 58.0 mm per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Colorado when rainfall is around 13.0 mm.

Temperature in Colorado by month

Plan your trip to Colorado by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Colorado, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What are the most popular places to fly to in Colorado?

Destination popularity is based on the amount of flight searches to Colorado in the last few years. This data was updated on 27 November 2025.
The most popular places in Colorado to fly to are Denver, Aspen, Colorado Springs, Vail and Montrose.

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 27 November 2025.
See what other customers who have flown with Air New Zealand, Qantas Airways, andUnited Airlines to the United States have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
537 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
Air New Zealand
8.0
Very Good
537 reviews
Air New Zealand
8.0
Very Good
537 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
Qantas Airways
7.5
Good
946 reviews
Air New Zealand
8.0
Very Good
537 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
United Airlines
7.4
Good
9,049 reviews
Air New Zealand
8.0
Very Good
537 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
Air Canada
7.1
Good
10,481 reviews
Air New Zealand
8.0
Very Good
537 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

FAQs about flying to Colorado

  • Can I find cheaper flights to Colorado if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Colorado on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Colorado?

    Based on reviews from Cheapflights users, Qantas Airways is rated the highest out of the airlines that fly to Colorado.

  • What is the cheapest airport to fly to in Colorado?

    Denver Intl is currently the cheapest airport to fly to in Colorado. One-way flights to Denver Intl typically cost $45, while return flights cost around $107.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $108, however they can be found for as little as $107.

  • Where does the fastest flight to Colorado depart from?

    For those looking to save time traveling to Colorado, Brisbane offers the quickest one-way flight (18 hours 38 minutes).

  • Does Denver Intl have car hire?

    Yes. Those touching down at Denver Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Denver Intl?

    Yes. Denver Intl has hotels nearby for those requiring accommodations. The Westin Denver International Airport is the closest property to Denver Intl (0.0 km away from Denver Intl).

See more FAQs

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Certainly. Search results for flights to Colorado shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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