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$970+ 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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Colorado in 2025

Enter your travel dates to find the best prices.

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 28 December 2025.

Sat 27/1211:20SYD - ASE
1 stop27h 05mUnited Airlines
Sat 3/111:10ASE - SYD
2 stops25h 50mUnited Airlines
Deal found 26/12$2,565

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 28 December 2025
Explore Colorado
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Find flight deals to Colorado

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 28 December 2025.

Return from

$1,342

One-way from

$970

Popular in

December

Cheapest in

February

Average price

$2,135
9/2-16/2
  • 9/2-16/2
  • 4 total stops
  • 64h 04m total
  • Sydney to Denver
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26/2
  • 26/2
  • 3 total stops
  • 41h 45m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($306 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($54 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
Search Deals

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 28 December 2025.
Use the filters below to find and compare flights to Colorado that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 9/2

14:00-23:29

2 stops27h 29m

Denver Intl

Mon 16/2

06:00-12:35

2 stops36h 35m

$1,342

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 4/5

11:55-21:59

2 stops26h 04m

Denver Intl

Mon 25/5

15:58-08:45

2 stops24h 47m

$1,417

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 19/5

11:55-20:28

2 stops24h 33m

Denver Intl

Wed 3/6

17:50-08:45

2 stops22h 55m

$1,452

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 2/2

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 15/2

20:59-09:35

1 stop42h 36m

$1,493

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 10/2

11:20-17:44

1 stop24h 24m

Denver Intl

Tue 17/2

08:05-09:35

1 stop31h 30m

$1,568

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 24/5

17:30-07:20

2 stops45h 50m

$1,626

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 18/2

11:20-21:04

2 stops27h 44m

Colorado Springs

Sat 21/2

17:05-09:35

2 stops22h 30m

$2,128

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Sat 7/3

11:20-09:11

2 stops39h 51m

Aspen Pitkin County

Wed 11/3

14:47-06:55

1 stop23h 08m

$2,445

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 18/2

11:20-12:50

2 stops43h 30m

Colorado Springs

Sat 21/2

13:43-06:55

1 stop23h 12m

$2,448

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 18/2

11:20-16:30

2 stops23h 10m

Colorado Springs

Sat 21/2

12:20-07:00

1 stop24h 40m

$2,491

Flights are sorted by cheapest return flights first.

Deals found on 27/12

Showing 1-10 of 15 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 32 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 $880
Air Canada
Air Canada
From $1,275
United Airlines
United Airlines
From $1,419
Air New Zealand
Air New Zealand
From $1,281

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 28 December 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 28 December 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
561 reviews
Check prices

Food

7.4

Entertainment

7.5

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air New Zealand
8.0
Very Good
561 reviews
Air New Zealand
8.0
Very Good
561 reviews
Check prices

Food

7.4

Entertainment

7.5

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Qantas Airways
7.5
Good
957 reviews
Air New Zealand
8.0
Very Good
561 reviews
Check prices

Food

7.4

Entertainment

7.5

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
United Airlines
7.4
Good
9,113 reviews
Air New Zealand
8.0
Very Good
561 reviews
Check prices

Food

7.4

Entertainment

7.5

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air Canada
7.1
Good
10,562 reviews
Air New Zealand
8.0
Very Good
561 reviews
Check prices

Food

7.4

Entertainment

7.5

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………

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 $38, while return flights cost around $232.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $736, however they can be found for as little as $323.

  • Where does the fastest flight to Colorado depart from?

    For those looking to save time traveling to Colorado, Sydney Kingsford Smith offers the quickest one-way flight (19 hours 0 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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Can Cheapflights find flights to Colorado with no change fees?

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.

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

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Colorado today and book when you’re ready!

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