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$629+ 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 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
25 Dec — 1 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 25 November 2025.

Return from

$1,432

One-way from

$629

Popular in

December

Cheapest in

February

Average price

$1,536
30/1-14/2
  • 30/1-14/2
  • 4 total stops
  • 62h 56m total
  • Sydney to Denver
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20/2
  • 20/2
  • 2 total stops
  • 28h 51m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($349 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).
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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 25 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 25 November 2025.

Wed 3/1213:55SYD - DEN
2 stops20h 41mAir New Zealand
Thu 11/1215:50DEN - SYD
2 stops24h 40mAir New Zealand
Deal found 23/11$1,937
Thu 4/1216:15SYD - DEN
2 stops26h 02mMultiple Airlines
Thu 11/1206:00DEN - SYD
1 stop31h 25mMultiple Airlines
Deal found 23/11$2,019
Tue 2/1209:00SYD - DEN
2 stops43h 12mMultiple Airlines
Mon 8/1222:50DEN - SYD
1 stop38h 35mMultiple Airlines
Deal found 23/11$2,025
Wed 3/1207:00SYD - DEN
2 stops45h 12mMultiple Airlines
Thu 11/1206:00DEN - SYD
1 stop31h 25mMultiple Airlines
Deal found 23/11$2,058
Sat 6/1207:15SYD - DEN
2 stops27h 26mMultiple Airlines
Thu 11/1206:00DEN - SYD
1 stop31h 25mMultiple Airlines
Deal found 23/11$2,062
Thu 4/1217:30SYD - DEN
2 stops24h 47mMultiple Airlines
Mon 8/1222:50DEN - SYD
1 stop38h 35mMultiple Airlines
Deal found 23/11$2,065
Fri 5/1214:00SYD - DEN
2 stops28h 17mMultiple Airlines
Thu 11/1206:00DEN - SYD
1 stop31h 25mMultiple Airlines
Deal found 23/11$2,068
Fri 12/1214:00SYD - DEN
2 stops28h 17mMultiple Airlines
Fri 30/106:05DEN - SYD
2 stops36h 30mMultiple Airlines
Deal found 24/11$2,192
Wed 3/1211:20SYD - DEN
1 stop19h 03mAir Canada
Thu 11/1215:53DEN - SYD
1 stop23h 42mAir Canada
Deal found 23/11$2,212
Thu 25/1211:20SYD - DEN
1 stop19h 17mAir Canada
Wed 31/1208:45DEN - SYD
1 stop30h 50mAir Canada
Deal found 23/11$2,257
Thu 25/1206:00SYD - DEN
2 stops31h 31mMultiple Airlines
Wed 31/1222:51DEN - SYD
1 stop38h 34mMultiple Airlines
Deal found 23/11$2,267
Wed 17/1222:00SYD - DEN
2 stops39h 31mMultiple Airlines
Thu 1/106:00DEN - SYD
1 stop31h 25mMultiple Airlines
Deal found 24/11$2,294

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 25 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

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 30/1

14:00-23:31

2 stops27h 31m

Denver Intl

Sat 14/2

07:10-12:35

2 stops35h 25m

$1,432

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 21/3

10:20-12:37

1 stop19h 17m

Denver Intl

Wed 1/4

19:05-08:20

1 stop20h 15m

$1,876

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 16/4

09:20-17:50

1 stop24h 30m

Denver Intl

Fri 1/5

18:55-07:20

1 stop20h 25m

$1,876

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

$1,880

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 17/4

09:20-18:04

2 stops24h 44m

Denver Intl

Sat 2/5

18:55-07:20

1 stop20h 25m

$1,943

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Thu 19/3

13:15-14:03

1 stop17h 48m

Aspen Pitkin County

Mon 23/3

13:37-07:25

1 stop24h 48m

$2,239

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 25/12

06:00-19:31

2 stops31h 31m

Denver Intl

Wed 31/12

22:51-07:25

1 stop38h 34m

$2,267

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 17/12

22:00-19:31

2 stops39h 31m

Denver Intl

Thu 1/1

06:00-07:25

1 stop31h 25m

$2,294

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 18/12

08:45-19:31

2 stops28h 46m

Denver Intl

Thu 1/1

06:00-07:25

1 stop31h 25m

$2,322

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 30/12

12:10-10:10

1 stop40h 00m

Denver Intl

Wed 14/1

15:58-09:15

1 stop23h 17m

$2,350

Flights are sorted by cheapest return flights first.

Deals found on 23/11

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 $991
Air Canada
Air Canada
From $1,327
United Airlines
United Airlines
From $1,440
Air New Zealand
Air New Zealand
From $1,333

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 25 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 25 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
535 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

8.0

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
535 reviews
Air New Zealand
8.0
Very Good
535 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

8.0

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
943 reviews
Air New Zealand
8.0
Very Good
535 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

8.0

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
9,038 reviews
Air New Zealand
8.0
Very Good
535 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

8.0

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
10,468 reviews
Air New Zealand
8.0
Very Good
535 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

8.0

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 $46, while return flights cost around $108.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $109, however they can be found for as little as $108.

  • 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 33 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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