$550+ Cheap flights to Colorado

— DEN
3 Dec — 10 Dec1
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

Thu 5/1111:10 -
1 stop25h 05m
Mon 9/1115:44 -
2 stops23h 16m
Deal found 31/10$1,048
Mon 9/1111:10 -
1 stop25h 05m
Tue 24/1113:13 -
2 stops25h 47m
Deal found 1/11$1,055
Thu 26/1111:10 -
2 stops23h 12m
Thu 3/1216:23 -
2 stops22h 37m
Deal found 29/10$1,119
Sat 7/1111:10 -
2 stops22h 23m
Sat 14/1112:17 -
1 stop26h 43m
Deal found 30/10$1,188
Sat 7/1110:40 -
2 stops24h 16m
Sat 14/1106:00 -
2 stops32h 30m
Deal found 30/10$1,193
Mon 9/1114:00 -
3 stops27h 53m
Tue 24/1114:20 -
2 stops28h 15m
Deal found 1/11$1,483
Thu 26/1114:00 -
2 stops24h 16m
Thu 3/1207:25 -
3 stops42h 50m
Deal found 29/10$1,614
Mon 30/1111:15 -
1 stop28h 45m
Mon 7/1218:46 -
1 stop20h 14m
Deal found 2/11$1,810
Tue 29/1210:40 -
2 stops26h 48m
Sun 31/106:10 -
2 stops30h 40m
Deal found 1/11$1,870
Thu 19/1111:20 -
1 stop20h 16m
Mon 23/1114:17 -
1 stop24h 48m
Deal found 1/11$2,804
Sun 27/1219:25 -
2 stops41h 02m
Fri 15/114:39 -
2 stops25h 56m
Deal found 30/10$3,019
Wed 16/1219:40 -
2 stops41h 41m
Wed 23/1213:36 -
1 stop25h 24m
Deal found 1/11$3,029

Find flights to Colorado

Explore Colorado

Find flight deals to Colorado

Return from

$1,044

One-way from

$550

Popular in

July

Cheapest in

October

Average price

$1,627
Qantas Airways
  • Qantas Airways
  • 18/3-30/3
  • 2 total stops
  • 42h 44m total
  • Sydney to Denver
26/1-31/12
  • 26/1-31/12
  • 2 total stops
  • 24h 19m total
  • Sydney to Colorado
Highest demand for flights based on searches. 17% potential increase in price ($391 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($66 potential savings vs. average return price).
Average for return flights in November 2026

Cheapflights Fare Finder

 
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 Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Tue 26/1

10:40-22:55

1 stop30h 15m

Denver Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

$614

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Thu 21/1

13:35-22:55

1 stop27h 20m

Denver Intl

Sun 31/1

07:20-06:50

1 stop29h 30m

$1,054
Fastest return journey

SydneyAspen

SYD Sydney Kingsford Smith - ASE Aspen Pitkin County

SYDASE

Sydney Kingsford Smith

Thu 19/11

10:40-13:42

1 stop21h 02m

Aspen Pitkin County

Wed 31/12

00:00-17:00

Nonstop0h 00m

$1,069

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Wed 20/1

10:40-22:55

1 stop30h 15m

Denver Intl

Fri 5/2

07:20-08:30

1 stop31h 10m

$1,123

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Sat 7/11

10:40-16:56

2 stops24h 16m

Denver Intl

Sat 14/11

06:00-08:30

2 stops32h 30m

$1,193

SydneyColorado Springs

SYD Sydney Kingsford Smith - COS Colorado Springs

SYDCOS

Sydney Kingsford Smith

Wed 27/1

11:20-17:20

2 stops48h 00m

Colorado Springs

Sun 31/1

18:30-09:35

2 stops45h 05m

$1,480

SydneyColorado Springs

SYD Sydney Kingsford Smith - COS Colorado Springs

SYDCOS

Sydney Kingsford Smith

Wed 27/1

11:20-10:06

2 stops40h 46m

Colorado Springs

Sun 31/1

12:58-06:55

1 stop23h 57m

$1,612

SydneyColorado Springs

SYD Sydney Kingsford Smith - COS Colorado Springs

SYDCOS

Sydney Kingsford Smith

Wed 13/1

11:20-21:02

2 stops27h 42m

Colorado Springs

Wed 31/12

00:00-17:00

Nonstop0h 00m

$1,621

SydneyVail

SYD Sydney Kingsford Smith - EGE Vail Eagle County

SYDEGE

Sydney Kingsford Smith

Thu 21/1

19:00-11:16

2 stops34h 16m

Vail Eagle County

Sun 31/1

10:38-06:25

2 stops25h 47m

$1,708

SydneyDenver

SYD Sydney Kingsford Smith - DEN Denver Intl

SYDDEN

Sydney Kingsford Smith

Tue 1/12

11:15-11:45

1 stop18h 30m

Denver Intl

Tue 8/12

18:46-09:00

1 stop20h 14m

$1,848

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 23 resultsSorted by cheapest first
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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

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 42 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 cheapest airlines that fly to Colorado?

The cheapest airlines flying from Sydney to Colorado are American Airlines, Air Canada and Qantas Airways.

Rainfall in Colorado 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

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 16 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?

The most popular places in Colorado to fly to are Denver, Aspen, Colorado Springs, Vail and Montrose.

Reviews of airlines servicing Colorado

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.

Entertainment

7.5

Food

7.5

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

Entertainment

7.5

Food

7.5

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

Entertainment

7.5

Food

7.5

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

Entertainment

7.5

Food

7.5

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

Entertainment

7.5

Food

7.5

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

Entertainment

7.5

Food

7.5

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

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, Air New Zealand 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 $103, while return flights cost around $156.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $167, however they can be found for as little as $156.

  • Where does the fastest flight to Colorado depart from?

    For those looking to save time traveling to Colorado, Melbourne offers the quickest one-way flight (18 hours 55 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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