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$830+ 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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
30 Nov — 7 Dec1
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 31 October 2025.

Return from

$1,233

One-way from

$830

Popular in

December

Cheapest in

February

Average price

$1,562
Air Canada
  • Air Canada
  • 23/3-7/4
  • 2 total stops
  • 39h 22m total
  • Sydney to Denver
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15/4
  • 15/4
  • 2 total stops
  • 22h 34m total
  • Sydney to Colorado
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Highest demand for flights based on searches. 17% potential increase in price ($341 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($64 potential savings vs. average return price).
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Average for return flights in October 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 31 October 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 31 October 2025.

Thu 27/1109:00SYD - DEN
2 stops21h 23mMultiple Airlines
Thu 4/1210:06DEN - SYD
2 stops26h 49mMultiple Airlines
Deal found 30/10$1,270
Mon 17/1112:10SYD - COS
2 stops20h 19mUnited Airlines
Sat 17/111:43COS - SYD
2 stops49h 17mUnited Airlines
Deal found 30/10$1,418
Mon 17/1114:05SYD - COS
1 stop22h 01mQantas Airways
Sat 17/115:05COS - SYD
1 stop21h 50mQantas Airways
Deal found 30/10$1,480
Mon 17/1111:20SYD - COS
2 stops24h 46mAmerican Airlines
Sat 17/108:16COS - SYD
1 stop28h 39mAmerican Airlines
Deal found 30/10$1,491
Mon 17/1111:45SYD - COS
2 stops41h 42mAir New Zealand
Mon 24/1112:10COS - SYD
2 stops26h 35mAir New Zealand
Deal found 28/10$1,887
Wed 17/1211:20SYD - DEN
2 stops25h 05mUnited Airlines
Sat 3/121:11DEN - SYD
1 stop42h 04mUnited Airlines
Deal found 31/10$2,310
Wed 17/1207:05SYD - DEN
2 stops26h 44mAmerican Airlines
Sun 4/117:05DEN - SYD
2 stops22h 45mAmerican Airlines
Deal found 30/10$2,371
Mon 15/1214:05SYD - DEN
1 stop26h 17mAmerican Airlines
Wed 21/119:23DEN - SYD
1 stop19h 37mAmerican Airlines
Deal found 29/10$2,379
Sun 14/1217:45SYD - DEN
1 stop18h 59mQantas Airways
Sun 28/1217:05DEN - SYD
1 stop20h 20mQantas Airways
Deal found 30/10$2,391
Mon 17/1112:10SYD - COS
2 stops23h 30mUnited Airlines
Mon 24/1112:10COS - SYD
1 stop24h 50mUnited Airlines
Deal found 28/10$2,423
Fri 19/1211:50SYD - DEN
1 stop36h 51mUnited Airlines
Sat 3/121:05DEN - SYD
1 stop39h 55mUnited Airlines
Deal found 29/10$2,423
Sat 13/1217:45SYD - DEN
1 stop36h 21mQantas Airways
Wed 21/112:53DEN - SYD
1 stop24h 32mQantas Airways
Deal found 29/10$2,427

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 October 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

Mon 23/3

10:25-12:37

1 stop19h 12m

Denver Intl

Tue 7/4

09:58-07:20

2 stops29h 22m

$1,244

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 27/1

11:20-18:07

2 stops24h 47m

Denver Intl

Thu 5/3

08:05-09:35

1 stop31h 30m

$1,319

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 29/1

11:20-17:44

1 stop24h 24m

Denver Intl

Tue 3/3

19:05-09:35

1 stop20h 30m

$1,319

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 30/1

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 8/3

08:05-08:35

1 stop31h 30m

$1,390

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Wed 25/3

11:20-23:25

2 stops29h 05m

Colorado Springs

Sun 29/3

12:13-08:05

2 stops50h 52m

$1,392

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 1/2

11:20-18:07

2 stops24h 47m

Denver Intl

Mon 9/3

19:05-08:35

1 stop20h 30m

$1,393

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 25/1

11:20-19:29

1 stop26h 09m

Denver Intl

Sun 8/3

17:30-08:35

2 stops46h 05m

$1,404

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Mon 17/11

12:10-14:29

2 stops20h 19m

Colorado Springs

Sat 17/1

11:43-07:00

2 stops49h 17m

$1,418

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 3/2

12:10-12:23

1 stop18h 13m

Denver Intl

Wed 4/3

07:45-07:00

1 stop29h 15m

$1,418

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 26/1

11:20-12:19

1 stop18h 59m

Denver Intl

Wed 4/3

07:45-07:00

1 stop29h 15m

$1,418

Flights are sorted by cheapest return flights first.

Deals found on 28/10

Showing 1-10 of 30 results
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

How long is the flight to Colorado?

On average, a flight from Sydney to Colorado takes 21 hours 27 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 $974
Air Canada
Air Canada
From $1,305
United Airlines
United Airlines
From $1,417
Air New Zealand
Air New Zealand
From $1,311

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 October 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 31 October 2025.
See what other customers who have flown with Air New Zealand, Virgin Australia, andQantas Airways 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
520 reviews
Check prices

Comfort

8.0

Entertainment

7.5

Food

7.4

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air New Zealand
8.0
Very Good
520 reviews
Air New Zealand
8.0
Very Good
520 reviews
Check prices

Comfort

8.0

Entertainment

7.5

Food

7.4

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Virgin Australia
7.6
Good
422 reviews
Air New Zealand
8.0
Very Good
520 reviews
Check prices

Comfort

8.0

Entertainment

7.5

Food

7.4

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Qantas Airways
7.5
Good
925 reviews
Air New Zealand
8.0
Very Good
520 reviews
Check prices

Comfort

8.0

Entertainment

7.5

Food

7.4

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
United Airlines
7.4
Good
8,996 reviews
Air New Zealand
8.0
Very Good
520 reviews
Check prices

Comfort

8.0

Entertainment

7.5

Food

7.4

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air Canada
7.1
Good
10,383 reviews
Air New Zealand
8.0
Very Good
520 reviews
Check prices

Comfort

8.0

Entertainment

7.5

Food

7.4

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

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 $45, while return flights cost around $106.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $107, however they can be found for as little as $106.

  • 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 (17 hours 41 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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