Find cheap United Airlines flights to Colorado from $1,257

1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap United Airlines Flight Deals to Colorado

 
Here are some of the best deals found on KAYAK recently from United Airlines to Colorado that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return United Airlines flight deals from Australia to Colorado

Wed, 17 Dec - Wed, 28 Jan
United Airlines Logo
11:40 - 08:24BNE-DEN
37h 44m2 stops
United Airlines Logo
19:41 - 07:30DEN-BNE
18h 49m1 stop
$1,961United Airlines
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Sun, 28 Dec - Sun, 4 Jan
United Airlines Logo
11:40 - 08:24BNE-DEN
37h 44m2 stops
United Airlines Logo
14:06 - 07:30DEN-BNE
24h 24m1 stop
$1,962United Airlines
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Sun, 28 Dec - Sun, 4 Jan
United Airlines Logo
13:00 - 22:00MEL-DEN
27h 00m1 stop
United Airlines Logo
05:35 - 10:00DEN-MEL
34h 25m1 stop
$2,339United Airlines
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Sun, 28 Dec - Sun, 4 Jan
United Airlines Logo
14:00 - 22:06SYD-DEN
26h 06m2 stops
United Airlines Logo
13:43 - 06:20DEN-SYD
22h 37m2 stops
$2,349United Airlines
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Mon, 1 Dec - Fri, 26 Dec
United Airlines Logo
13:00 - 14:42MEL-DEN
19h 42m1 stop
United Airlines Logo
21:17 - 09:30DEN-MEL
42h 13m1 stop
$2,495United Airlines
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Tue, 30 Dec - Tue, 6 Jan
United Airlines Logo
13:00 - 08:40MEL-DEN
37h 40m1 stop
United Airlines Logo
11:22 - 10:00DEN-MEL
28h 38m2 stops
$2,770United Airlines
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Thu, 18 Dec - Sat, 3 Jan
United Airlines Logo
11:20 - 12:23SYD-DEN
19h 03m1 stop
United Airlines Logo
21:11 - 06:20DEN-SYD
39h 09m1 stop
$2,910United Airlines
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Wed, 17 Dec - Sat, 3 Jan
United Airlines Logo
12:10 - 12:10SYD-DEN
18h 00m1 stop
United Airlines Logo
21:17 - 09:05DEN-SYD
41h 48m1 stop
$2,911United Airlines
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Wed, 17 Dec - Sun, 4 Jan
United Airlines Logo
11:50 - 14:31SYD-DEN
20h 41m1 stop
United Airlines Logo
07:47 - 06:20DEN-SYD
28h 33m1 stop
$2,919United Airlines
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Wed, 17 Dec - Sat, 3 Jan
United Airlines Logo
11:50 - 16:17SYD-DEN
22h 27m1 stop
United Airlines Logo
13:43 - 09:15DEN-SYD
25h 32m2 stops
$2,986United Airlines
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Good to know

Low seasonFebruary
Cheapest flight$1,257
Average price round-trip$2,080
Best time to beat the crowds (9% less expensive on average)
Most popular time to fly (20% more expensive on average)
Flight from Sydney to Aspen
(price for this month)

KAYAK's insights & trends for flights to Colorado

Get data-powered insights and trends for flights to Colorado to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest day to fly to Colorado?

The average price of all flights from Australia to Colorado clicked on KAYAK for each day over the last 12 months.

Based on KAYAK data, the cheapest day to fly to Colorado is Tuesday when return tickets can be as cheap as $1,988. On the other hand, the most expensive day to fly is Friday, when return prices are $2,458 on average.

What is the cheapest month to fly from Australia to Colorado?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Australia to Colorado, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Australia to Colorado is March, when tickets cost $1,508 (return) on average. On the other hand, the most expensive months are January and May, when the average cost of round-trip tickets is $2,467 and $2,380 respectively.

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United Airlines customer reviews

7.4
Good9,017 verified ratings
7.3Comfort
7.1Entertainment
8.1Crew
6.6Food
7.7Boarding
Pros +
  • Flight was quick and easy. (in 2447 reviews)
Cons -
  • Have the middle seats vacant. (in 137 reviews)
  • The space in economy plus. (in 296 reviews)
Show reviews that mention
Traveller rating:
Sort by:
C
10.0 Wonderful
Seats in waiting area and on plane hard as rock. Fast internet on the flight was great! Crew was kind.
D
10.0 Wonderful
Starlink wifi on the Embraer E175 is an excellent experience. I was able to connect and work from IAD all the way to approach into BTV.
G
10.0 Wonderful
Is my favorite Lufthansa?
S
8.0 Very Good
Good trip. Good crew. Thank you!
S
8.0 Very Good
Great crew, excellent landing, good food. Over all great experience. Thank you!
N
8.0 Very Good
Entertainment and wifi did not work
A
4.0 Mediocre
Please figure out the delays
T
4.0 Mediocre
Older aircraft, no meal, only food was for purchase. Not impressed United.
T
4.0 Mediocre
United needs to step up their game. Delayed flight leaving Seattle, San Francisco. Older aircraft, not very comfortable.
C
10.0 Wonderful
Always wish for more healthy, gluten free options. We have to bring our own.
Read more about United Airlines

Everything you need to know for your flight to Colorado