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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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
2 Mar — 9 Mar1
1 adult
1 adult, Economy, 0 bags

Flights to Colorado in 2026

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 31 January 2026.

Tue 17/314:00
SYD
-
DEN
2 stops27h 30m
Multiple Airlines
Tue 24/309:00
DEN
-
SYD
2 stops34h 35m
Multiple Airlines
Deal found 31/1$1,255
Mon 16/314:00
SYD
-
DEN
2 stops27h 30m
Multiple Airlines
Mon 23/322:29
DEN
-
SYD
1 stop39h 56m
Multiple Airlines
Deal found 29/1$1,308
Tue 31/314:15
SYD
-
DEN
2 stops27h 15m
Multiple Airlines
Tue 7/422:30
DEN
-
SYD
1 stop41h 00m
Multiple Airlines
Deal found 30/1$1,320
Mon 9/214:00
SYD
-
DEN
2 stops37h 49m
Multiple Airlines
Tue 24/211:30
DEN
-
SYD
1 stop25h 55m
Multiple Airlines
Deal found 31/1$1,331
Thu 5/214:00
SYD
-
DEN
2 stops37h 59m
Multiple Airlines
Wed 18/221:31
DEN
-
SYD
1 stop39h 54m
Multiple Airlines
Deal found 30/1$1,357
Sun 15/314:00
SYD
-
DEN
2 stops27h 30m
Multiple Airlines
Sun 22/322:29
DEN
-
SYD
1 stop39h 56m
Multiple Airlines
Deal found 29/1$1,411
Tue 23/609:30
SYD
-
ASE
1 stop20h 11m
United Airlines
Wed 1/720:00
ASE
-
SYD
1 stop19h 00m
United Airlines
Deal found 29/1$1,970
Sat 17/1010:15
SYD
-
COS
2 stops29h 15m
Delta
Sat 31/1017:55
COS
-
SYD
2 stops45h 35m
Delta
Deal found 29/1$2,046
Sat 17/1010:30
SYD
-
COS
2 stops21h 10m
United Airlines
Sat 31/1011:55
COS
-
SYD
1 stop26h 05m
United Airlines
Deal found 29/1$2,120
Sat 17/1013:00
SYD
-
COS
1 stop27h 19m
American Airlines
Sat 31/1008:28
COS
-
SYD
1 stop29h 27m
American Airlines
Deal found 29/1$2,345
Sun 15/314:00
SYD
-
COS
2 stops19h 34m
United Airlines
Sun 22/313:32
COS
-
SYD
2 stops24h 28m
United Airlines
Deal found 29/1$2,346
Wed 18/212:10
SYD
-
COS
2 stops20h 20m
United Airlines
Sat 21/211:36
COS
-
SYD
2 stops49h 24m
United Airlines
Deal found 28/1$2,420

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 31 January 2026
Explore Colorado
Look for other cheap flights to Denver
Look for other cheap flights to Aspen

Find flight deals to Colorado

Find the latest flights to Colorado in 2026, 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 31 January 2026.

Return from

$1,255

One-way from

$629

Popular in

January

Cheapest in

February

Average price

$1,909
17/3-24/3
  • 17/3-24/3
  • 4 total stops
  • 62h 05m total
  • Sydney to Denver
Search Deals
16/3
  • 16/3
  • 2 total stops
  • 36h 44m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($131 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($40 potential savings vs. average return price).
Search Deals
Average for return flights in January 2026
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 31 January 2026.
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

Tue 17/3

14:00-00:30

2 stops27h 30m

Denver Intl

Tue 24/3

09:00-12:35

2 stops34h 35m

$1,255

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 16/3

14:00-00:30

2 stops27h 30m

Denver Intl

Mon 23/3

22:29-07:25

1 stop39h 56m

$1,308

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 31/3

14:15-00:30

2 stops27h 15m

Denver Intl

Tue 7/4

09:10-22:10

2 stops45h 00m

$1,338

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 15/3

14:00-00:30

2 stops27h 30m

Denver Intl

Sun 22/3

22:29-07:25

1 stop39h 56m

$1,411

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 13/2

14:00-18:05

2 stops22h 05m

Denver Intl

Sat 28/2

11:50-07:25

1 stop25h 35m

$1,454

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 15/3

10:20-12:37

1 stop19h 17m

Denver Intl

Sun 22/3

20:59-08:35

1 stop42h 36m

$1,573

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 16/3

10:25-12:37

1 stop19h 12m

Denver Intl

Mon 23/3

19:05-08:35

1 stop20h 30m

$1,583

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 19/2

11:20-19:28

1 stop26h 08m

Denver Intl

Mon 23/2

17:30-09:35

2 stops46h 05m

$1,628

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Tue 23/6

09:30-13:41

1 stop20h 11m

Aspen Pitkin County

Wed 1/7

14:00-06:55

2 stops24h 55m

$1,970

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Sun 15/3

14:00-16:34

2 stops19h 34m

Colorado Springs

Sun 22/3

13:32-07:00

2 stops24h 28m

$2,346

Flights are sorted by cheapest return flights first.

Deals found on 29/1

Showing 1-10 of 18 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 26 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 $695
Air Canada
Air Canada
From $1,225
United Airlines
United Airlines
From $1,363
Air New Zealand
Air New Zealand
From $1,231

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 31 January 2026.
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 31 January 2026.
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
577 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air New Zealand
8.0
Very Good
577 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Qantas Airways
7.5
Good
982 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
United Airlines
7.4
Good
9,219 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
American Airlines
7.2
Good
11,213 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air Canada
7.1
Good
10,668 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane

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 $36, while return flights cost around $599.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $712, however they can be found for as little as $643.

  • 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 (18 hours 8 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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Find flights to Colorado

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Flights to Denver
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Why should you use Cheapflights to find cheap flight tickets to Colorado?

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 Colorado.

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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