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$890+ 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 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
28 Jun — 5 Jul1
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 29 May 2026.

Thu 16/713:15
SYD
-
DEN
2 stops27h 14m
Multiple Airlines
Wed 29/707:25
DEN
-
SYD
2 stops36h 25m
Multiple Airlines
Deal found 25/5$1,377
Sat 11/713:15
SYD
-
DEN
2 stops27h 14m
Multiple Airlines
Sat 18/707:00
DEN
-
SYD
2 stops47h 10m
Multiple Airlines
Deal found 27/5$1,393
Mon 19/1010:20
SYD
-
DEN
1 stop24h 58m
Air Canada
Tue 3/1115:43
DEN
-
SYD
1 stop23h 52m
Air Canada
Deal found 27/5$1,414
Thu 16/713:15
SYD
-
DEN
2 stops23h 57m
Multiple Airlines
Fri 24/707:00
DEN
-
SYD
2 stops36h 50m
Multiple Airlines
Deal found 27/5$1,468
Thu 15/1010:10
SYD
-
DEN
1 stop18h 18m
American Airlines
Fri 30/1006:43
DEN
-
SYD
1 stop32h 17m
American Airlines
Deal found 23/5$1,495
Sun 18/1010:10
SYD
-
DEN
1 stop18h 18m
American Airlines
Mon 2/1112:55
DEN
-
SYD
1 stop26h 05m
American Airlines
Deal found 26/5$1,502
Thu 5/1111:15
SYD
-
ASE
2 stops42h 27m
American Airlines
Mon 9/1112:25
ASE
-
SYD
1 stop24h 30m
American Airlines
Deal found 27/5$1,537
Wed 4/1111:20
SYD
-
COS
2 stops28h 38m
Air Canada
Sat 7/1112:50
COS
-
SYD
2 stops50h 45m
Air Canada
Deal found 28/5$1,538
Wed 4/1111:15
SYD
-
COS
2 stops40h 39m
American Airlines
Sat 7/1108:15
COS
-
SYD
1 stop28h 40m
American Airlines
Deal found 28/5$1,575
Fri 10/709:20
SYD
-
COS
2 stops47h 12m
Air Canada
Sat 25/713:30
COS
-
SYD
2 stops49h 50m
Air Canada
Deal found 28/5$1,973
Wed 29/712:00
SYD
-
COS
1 stop22h 34m
American Airlines
Fri 14/813:17
COS
-
SYD
2 stops25h 48m
American Airlines
Deal found 24/5$2,397
Wed 29/709:30
SYD
-
COS
2 stops23h 02m
United Airlines
Fri 14/812:20
COS
-
SYD
2 stops26h 40m
United Airlines
Deal found 24/5$2,418

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 29 May 2026
Explore Colorado
Look for other cheap flights to Denver
Look for other cheap flights to Colorado Springs
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 29 May 2026.

Return from

$1,377

One-way from

$890

Popular in

May

Cheapest in

November

Average price

$1,809
16/7-29/7
  • 16/7-29/7
  • 4 total stops
  • 63h 39m total
  • Sydney to Denver
Search Deals
Qantas Airways
  • Qantas Airways
  • 28/10
  • 1 total stop
  • 23h 34m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average return price).
Search Deals
Average for return flights in May 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 29 May 2026.
Use the filters below to find and compare flights to Colorado that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 19/10

10:20-16:58

1 stop23h 38m

Denver Intl

Tue 3/11

11:21-09:35

2 stops28h 14m

$1,421

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 15/10

10:10-11:28

1 stop18h 18m

Denver Intl

Fri 30/10

06:43-08:00

1 stop32h 17m

$1,495

SydneyAspen

SYD - ASE

SYDASE

Sydney Kingsford Smith

Thu 5/11

11:15-11:42

2 stops42h 27m

Aspen Pitkin County

Mon 9/11

12:25-06:55

1 stop24h 30m

$1,537

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 4/11

11:15-11:45

2 stops42h 30m

Colorado Springs

Sat 7/11

12:45-06:55

1 stop24h 10m

$1,611

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 8/6

13:15-20:06

2 stops22h 51m

Denver Intl

Sun 21/6

06:00-11:50

3 stops37h 50m

$1,632

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 16/7

09:10-21:12

1 stop28h 02m

Denver Intl

Fri 24/7

09:15-07:30

2 stops30h 15m

$1,739

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 8/6

09:20-20:28

2 stops27h 08m

Denver Intl

Sun 21/6

19:50-07:20

1 stop19h 30m

$1,790

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 17/8

09:20-17:13

1 stop23h 53m

Denver Intl

Sat 22/8

19:50-10:40

2 stops22h 50m

$1,809

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 8/6

17:50-10:17

1 stop32h 27m

Denver Intl

Tue 16/6

07:25-07:30

1 stop32h 05m

$1,845
Fastest return journey

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 8/11

11:20-12:08

1 stop18h 48m

Denver Intl

Mon 8/2

19:00-09:35

1 stop20h 35m

$1,928

Flights are sorted by cheapest return flights first.

Deals found on 24/5

Showing 1-10 of 18 resultsSorted by cheapest first
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 20 hours 23 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 Air Canada, Qantas Airways and United Airlines.

Air Canada
Air Canada
From $1,201
Qantas Airways
Qantas Airways
From $999
United Airlines
United Airlines
From $1,353
Air New Zealand
Air New Zealand
From $1,206

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).

When is the best time to book a flight to Colorado?

The price you pay for your flight to Colorado may vary depending on when you book. For the best chance of a lower fare, look to book 41 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 29 May 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 29 May 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
648 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air New Zealand
8.0
Very Good
648 reviews
Air New Zealand
8.0
Very Good
648 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Qantas Airways
7.5
Good
1,042 reviews
Air New Zealand
8.0
Very Good
648 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
United Airlines
7.4
Good
9,763 reviews
Air New Zealand
8.0
Very Good
648 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
American Airlines
7.1
Good
11,643 reviews
Air New Zealand
8.0
Very Good
648 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air Canada
7.1
Good
11,096 reviews
Air New Zealand
8.0
Very Good
648 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after 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, American Airlines 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 $41, while return flights cost around $80.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $557, however they can be found for as little as $80.

  • 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 19 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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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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