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$715+ 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
7 jun. — 14 jun.1
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 8 mayo 2026.

dom. 10/510:20
SYD
-
DEN
2 stops38h 02m
United Airlines
mar. 12/505:20
DEN
-
SYD
1 stop33h 35m
United Airlines
Deal found 6/5$1,424
mar. 29/909:10
SYD
-
DEN
2 stops22h 23m
American Airlines
mié. 14/1018:19
DEN
-
SYD
1 stop20h 11m
American Airlines
Deal found 8/5$1,436
lun. 28/909:10
SYD
-
DEN
1 stop24h 20m
American Airlines
mar. 13/1018:19
DEN
-
SYD
2 stops22h 01m
American Airlines
Deal found 7/5$1,467
dom. 23/813:15
SYD
-
DEN
2 stops27h 25m
Multiple Airlines
sáb. 29/812:32
DEN
-
SYD
2 stops31h 18m
Multiple Airlines
Deal found 6/5$1,474
lun. 24/813:15
SYD
-
DEN
2 stops27h 25m
Multiple Airlines
jue. 27/812:32
DEN
-
SYD
2 stops31h 18m
Multiple Airlines
Deal found 6/5$1,490
dom. 23/813:15
SYD
-
DEN
2 stops27h 25m
Multiple Airlines
jue. 27/812:32
DEN
-
SYD
2 stops31h 18m
Multiple Airlines
Deal found 6/5$1,494
jue. 21/509:15
SYD
-
ASE
1 stop26h 50m
Delta
lun. 25/512:00
ASE
-
SYD
1 stop26h 50m
Delta
Deal found 3/5$1,555
mar. 9/617:50
SYD
-
DEN
1 stop32h 12m
Multiple Airlines
mié. 24/612:47
DEN
-
SYD
2 stops26h 43m
Multiple Airlines
Deal found 6/5$1,748
mié. 6/517:50
SYD
-
DEN
1 stop32h 14m
Multiple Airlines
mié. 13/507:20
DEN
-
SYD
1 stop32h 10m
Multiple Airlines
Deal found 5/5$1,770
jue. 4/617:50
SYD
-
DEN
1 stop22h 48m
Multiple Airlines
jue. 11/612:27
DEN
-
SYD
1 stop27h 03m
Multiple Airlines
Deal found 7/5$1,795
jue. 18/617:50
SYD
-
COS
2 stops22h 09m
Multiple Airlines
jue. 25/615:53
COS
-
SYD
2 stops23h 12m
Multiple Airlines
Deal found 4/5$2,556
vie. 19/612:00
SYD
-
COS
1 stop26h 24m
American Airlines
vie. 26/613:06
COS
-
SYD
2 stops25h 59m
American Airlines
Deal found 5/5$2,628

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 8 mayo 2026
Explore Colorado
Look for other cheap flights to Denver
Look for other cheap flights to Colorado Springs
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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 8 mayo 2026.

Return from

$1,436

One-way from

$715

Popular in

January

Cheapest in

November

Average price

$1,817
American Airlines
  • American Airlines
  • 29/9-14/10
  • 3 total stops
  • 42h 34m total
  • Sydney to Denver
Search Deals
4/8
  • 4/8
  • 2 total stops
  • 36h 48m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($165 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($36 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 8 mayo 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

jue. 4/6

17:50-00:38

1 stop22h 48m

Denver Intl

jue. 11/6

12:27-07:30

1 stop27h 03m

$1,795

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

vie. 24/7

13:15-00:36

2 stops27h 21m

Denver Intl

sáb. 8/8

12:32-11:50

2 stops31h 18m

$1,903

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

mié. 20/5

10:20-08:20

2 stops38h 00m

Denver Intl

dom. 24/5

13:25-06:55

1 stop25h 30m

$2,078

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

vie. 22/5

20:45-19:11

2 stops38h 26m

Denver Intl

mié. 10/6

19:05-18:50

2 stops31h 45m

$2,159

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

vie. 7/8

10:20-08:20

2 stops38h 00m

Denver Intl

mar. 11/8

09:36-06:55

1 stop29h 19m

$2,167

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

vie. 22/5

10:20-08:20

2 stops38h 00m

Denver Intl

mié. 10/6

17:54-06:55

1 stop21h 01m

$2,199

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

dom. 23/8

10:20-08:20

2 stops38h 00m

Denver Intl

jue. 27/8

15:47-06:55

1 stop23h 08m

$2,217

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

jue. 25/6

09:15-17:58

1 stop24h 43m

Denver Intl

mié. 8/7

06:30-06:50

2 stops32h 20m

$2,326

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

jue. 25/6

09:15-17:58

1 stop24h 43m

Denver Intl

jue. 9/7

19:50-06:50

1 stop19h 00m

$2,396
Fastest return journey

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

sáb. 26/9

09:15-11:30

1 stop18h 15m

Denver Intl

dom. 11/10

19:15-07:50

1 stop19h 35m

$2,400

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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

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 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

How long is the flight to Colorado?

On average, a flight from Sydney to Colorado takes 20 hours 45 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 $1,184
Qantas Airways
Qantas Airways
From $671
United Airlines
United Airlines
From $1,334
Air New Zealand
Air New Zealand
From $1,189

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 8 mayo 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 8 mayo 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
640 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.4

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

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.4

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
1,033 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.4

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
9,694 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.4

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
11,667 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.4

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
11,002 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.4

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, 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 $41, while return flights cost around $275.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $369, however they can be found for as little as $275.

  • 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 1 minute).

  • 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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