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$948+ 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 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
22 Jan — 29 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Colorado in 2025

Enter your travel dates to find the best prices.

Best flights to Colorado
Discover carefully curated flight deals to Colorado that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.

Thu 5/214:00SYD - DEN
2 stops27h 29mMultiple Airlines
Thu 12/208:56DEN - SYD
2 stops33h 39mMultiple Airlines
Deal found 22/12$1,305
Fri 15/511:55SYD - DEN
2 stops26h 04mAir New Zealand
Sat 30/517:50DEN - SYD
2 stops24h 50mAir New Zealand
Deal found 22/12$1,551
Mon 26/111:20SYD - DEN
2 stops24h 53mIberia
Mon 9/214:06DEN - SYD
2 stops24h 54mIberia
Deal found 22/12$1,644
Wed 4/311:20SYD - DEN
1 stop18h 51mQantas Airways
Sun 24/517:36DEN - SYD
1 stop21h 29mQantas Airways
Deal found 21/12$1,658
Mon 2/214:00SYD - DEN
1 stop18h 54mUnited Airlines
Sun 15/220:33DEN - SYD
1 stop40h 27mUnited Airlines
Deal found 22/12$1,673
Wed 4/310:40SYD - DEN
2 stops27h 34mDelta
Sun 24/512:45DEN - SYD
2 stops25h 50mDelta
Deal found 21/12$1,673
Thu 19/211:20SYD - COS
2 stops21h 10mAir Canada
Mon 23/213:40COS - SYD
2 stops25h 55mAir Canada
Deal found 22/12$2,151
Thu 19/217:45SYD - COS
2 stops37h 05mAmerican Airlines
Mon 23/213:43COS - SYD
1 stop23h 12mAmerican Airlines
Deal found 22/12$2,385
Mon 2/206:00SYD - DEN
2 stops35h 29mMultiple Airlines
Sun 15/206:00DEN - SYD
2 stops46h 05mMultiple Airlines
Deal found 22/12$1,387
Thu 14/511:55SYD - DEN
2 stops26h 04mAir New Zealand
Fri 29/517:30DEN - SYD
2 stops23h 15mAir New Zealand
Deal found 21/12$1,593
Wed 4/207:00SYD - DEN
2 stops28h 26mMultiple Airlines
Wed 11/219:31DEN - SYD
1 stop41h 54mMultiple Airlines
Deal found 21/12$1,664
Thu 5/212:10SYD - COS
2 stops20h 24mUnited Airlines
Thu 12/215:40COS - SYD
2 stops23h 25mUnited Airlines
Deal found 21/12$2,337
Fri 13/311:20SYD - ASE
2 stops39h 51mAmerican Airlines
Tue 17/312:39ASE - SYD
1 stop25h 16mAmerican Airlines
Deal found 22/12$2,449
Thu 19/211:20SYD - COS
2 stops23h 10mUnited Airlines
Mon 23/212:20COS - SYD
1 stop24h 40mUnited Airlines
Deal found 20/12$2,412
Fri 13/312:10SYD - ASE
1 stop18h 00mUnited Airlines
Tue 17/311:15ASE - SYD
2 stops26h 45mUnited Airlines
Deal found 20/12$2,487
Thu 19/214:05SYD - COS
1 stop19h 57mQantas Airways
Mon 23/213:43COS - SYD
1 stop23h 12mQantas Airways
Deal found 22/12$3,098

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 23 December 2025
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 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 23 December 2025.

Return from

$1,305

One-way from

$948

Popular in

December

Cheapest in

February

Average price

$2,194
5/2-12/2
  • 5/2-12/2
  • 4 total stops
  • 61h 08m total
  • Sydney to Denver
Search Deals
Air New Zealand
  • Air New Zealand
  • 19/4
  • 2 total stops
  • 29h 04m total
  • Sydney to Colorado
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($318 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($57 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
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 23 December 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

Thu 5/2

14:00-23:29

2 stops27h 29m

Denver Intl

Thu 12/2

08:56-12:35

2 stops33h 39m

$1,305

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 2/2

06:00-23:29

2 stops35h 29m

Denver Intl

Sun 15/2

06:00-22:05

2 stops46h 05m

$1,387

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 15/5

11:55-21:59

2 stops26h 04m

Denver Intl

Sat 30/5

17:50-10:40

2 stops24h 50m

$1,551

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 14/5

11:55-21:59

2 stops26h 04m

Denver Intl

Fri 29/5

17:30-08:45

2 stops23h 15m

$1,593

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 26/1

11:20-18:13

2 stops24h 53m

Denver Intl

Mon 9/2

14:06-09:00

2 stops24h 54m

$1,644

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

11:20-12:11

1 stop18h 51m

Denver Intl

Sun 24/5

17:36-07:05

1 stop21h 29m

$1,658

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/2

07:00-17:26

2 stops28h 26m

Denver Intl

Wed 11/2

19:31-07:25

1 stop41h 54m

$1,664

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 2/2

14:00-14:54

1 stop18h 54m

Denver Intl

Sun 15/2

20:33-07:00

1 stop40h 27m

$1,673

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

10:40-20:14

2 stops27h 34m

Denver Intl

Sun 24/5

12:45-06:35

2 stops25h 50m

$1,673

SydneyColorado Springs

SYD - COS

SYDCOS

Sydney Kingsford Smith

Thu 19/2

11:20-14:30

2 stops21h 10m

Colorado Springs

Mon 23/2

13:40-09:35

2 stops25h 55m

$2,151

Flights are sorted by cheapest return flights first.

Deals found on 21/12

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 20 hours 12 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 $890
Air Canada
Air Canada
From $1,290
United Airlines
United Airlines
From $1,435
Air New Zealand
Air New Zealand
From $1,296

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 23 December 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 23 December 2025.
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
556 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air New Zealand
8.0
Very Good
556 reviews
Air New Zealand
8.0
Very Good
556 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Qantas Airways
7.5
Good
949 reviews
Air New Zealand
8.0
Very Good
556 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
United Airlines
7.4
Good
9,106 reviews
Air New Zealand
8.0
Very Good
556 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air Canada
7.1
Good
10,551 reviews
Air New Zealand
8.0
Very Good
556 reviews
Check prices

Crew

8.5

Food

7.4

Boarding

8.2

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………

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 $44, while return flights cost around $327.

  • How much is a return flight to Colorado?

    A return flight to Colorado will typically cost around $744, however they can be found for as little as $327.

  • 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 51 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?

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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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