$576+ Cheap flights from Colorado to Australia
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SYD
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Colorado to Australia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Colorado to AustraliaExplore the most affordable flight options available from Colorado to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Colorado to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This Air Canada deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 pm -
1 stop20h 35m
Wed 11/1111:20 am -
1 stop19h 23m
Deal found 10/20![Air Canada logo]()
$1,010
This Air Canada deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:39 am -
2 stops27h 56m
Tue 11/311:20 am -
1 stop23h 06m
Deal found 10/22![Air Canada logo]()
$1,011
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:37 pm -
2 stops23h 58m
Sun 11/811:20 am -
1 stop19h 23m
Deal found 10/21![Multiple Airlines logo]()
$1,013
This Air Canada deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:37 pm -
2 stops23h 58m
Wed 11/1111:20 am -
2 stops24h 43m
Deal found 10/22![Multiple Airlines logo]()
$1,016
This Air Canada deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 pm -
1 stop20h 45m
Tue 11/2410:45 am -
1 stop22h 41m
Deal found 10/20![Air Canada logo]()
$1,019
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/19:50 am -
2 stops32h 45m
Tue 12/152:00 pm -
2 stops23h 45m
Deal found 10/21![Multiple Airlines logo]()
$1,028
This Expedia deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:15 am -
1 stop31h 30m
Sun 11/811:05 am -
2 stops42h 38m
Deal found 10/21![Air Canada logo]()
$1,037
This Priceline deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:05 pm -
1 stop27h 30m
Mon 11/211:20 am -
1 stop19h 00m
Deal found 10/21![Air Canada logo]()
$1,049
This Air Canada deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 pm -
2 stops25h 00m
Tue 11/248:10 am -
2 stops22h 33m
Deal found 10/19![Air Canada logo]()
$1,053
This Trip.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/61:46 pm -
2 stops38h 19m
Sun 12/132:50 pm -
3 stops36h 26m
Deal found 10/22![Multiple Airlines logo]()
$1,055
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:00 pm -
2 stops27h 30m
Tue 11/246:30 am -
2 stops27h 56m
Deal found 10/21![Multiple Airlines logo]()
$1,071
This Priceline deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:53 pm -
2 stops28h 22m
Wed 11/48:10 am -
2 stops22h 10m
Deal found 10/22![Air Canada logo]()
$1,091
Best flights from Colorado to AustraliaDiscover carefully curated flight deals from Colorado to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Colorado to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Orbitz deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/178:15 am -
1 stop31h 20m
Wed 3/311:20 am -
1 stop23h 11m
Deal found 10/24![Air Canada logo]()
$1,011
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:53 pm -
2 stops32h 42m
Tue 11/106:10 am -
2 stops24h 03m
Deal found 10/21![Multiple Airlines logo]()
$1,135
This Qantas Airways deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:54 pm -
1 stop24h 01m
Mon 11/167:40 pm -
2 stops58h 44m
Deal found 10/21![Qantas Airways logo]()
$1,344
This oojo deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:45 pm -
1 stop21h 45m
Sat 12/123:00 pm -
2 stops43h 10m
Deal found 10/24![Air New Zealand logo]()
$1,453
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/219:35 am -
1 stop30h 25m
Tue 2/166:10 am -
2 stops31h 48m
Deal found 10/22![United Airlines logo]()
$1,498
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:19 pm -
1 stop24h 41m
Wed 1/1310:10 am -
1 stop19h 19m
Deal found 10/23![Delta logo]()
$1,631
This Singapore Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/135:50 pm -
2 stops29h 55m
Fri 3/261:20 am -
3 stops30h 36m
Deal found 10/24![Singapore Airlines logo]()
$1,945
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/177:00 pm -
1 stop20h 45m
Fri 2/2610:45 am -
1 stop18h 53m
Deal found 10/21![Air Canada logo]()
$1,090
This Air Canada deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/68:15 am -
1 stop31h 20m
Sun 2/2111:20 am -
1 stop24h 53m
Deal found 10/24![Air Canada logo]()
$1,204
This Qatar Airways deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/1612:50 pm -
2 stops35h 30m
Sat 1/2310:10 pm -
2 stops55h 50m
Deal found 10/21![Qatar Airways logo]()
$2,955
This FlightHub deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:15 am -
2 stops44h 45m
Wed 11/116:00 am -
2 stops29h 43m
Deal found 10/21![Air Canada logo]()
$1,229
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/233:55 pm -
2 stops24h 05m
Wed 2/178:40 am -
2 stops23h 22m
Deal found 10/22![United Airlines logo]()
$1,505
This Mytrip deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/61:46 pm -
2 stops35h 34m
Sun 12/132:00 pm -
2 stops34h 31m
Deal found 10/22![Multiple Airlines logo]()
$1,562
This Trip.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/51:00 pm -
1 stop23h 55m
Sat 12/122:05 pm -
1 stop24h 19m
Deal found 10/21![Qantas Airways logo]()
$1,611
This FlightHub deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:53 pm -
2 stops30h 47m
Tue 11/106:00 am -
3 stops52h 20m
Deal found 10/23![Air Canada logo]()
$1,237
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/213:55 pm -
2 stops24h 05m
Mon 2/158:40 am -
2 stops23h 22m
Deal found 10/22![United Airlines logo]()
$1,505
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2912:59 pm -
1 stop25h 01m
Fri 2/1910:10 am -
1 stop19h 19m
Deal found 10/20![Delta logo]()
$1,730
This British Airways deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:24 pm -
3 stops48h 31m
Mon 11/304:20 pm -
2 stops40h 50m
Deal found 10/22![British Airways logo]()
$3,489
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/41:54 pm -
2 stops33h 26m
Fri 12/112:00 pm -
2 stops34h 31m
Deal found 10/20![Multiple Airlines logo]()
$1,650
This Air Canada deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:15 am -
2 stops35h 05m
Fri 11/136:30 am -
2 stops29h 43m
Deal found 10/22![Air Canada logo]()
$1,271
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/237:20 pm -
1 stop20h 40m
Sat 2/206:10 am -
2 stops23h 23m
Deal found 10/22![United Airlines logo]()
$1,551
This Delta deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:15 am -
1 stop29h 45m
Sat 11/2810:10 am -
1 stop20h 14m
Deal found 10/24![Delta logo]()
$1,731
This Ovago deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:16 pm -
3 stops48h 44m
Sun 11/297:05 pm -
2 stops35h 12m
Deal found 10/25![Air New Zealand logo]()
$1,914
This Qantas Airways deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/51:26 pm -
1 stop25h 34m
Tue 3/3010:20 am -
1 stop19h 38m
Deal found 10/23![Multiple Airlines logo]()
$1,743
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:51 pm -
1 stop42h 09m
Sat 12/1210:10 am -
1 stop26h 30m
Deal found 10/23![Delta logo]()
$1,750
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:38 am -
1 stop31h 42m
Sat 12/1211:20 am -
2 stops41h 22m
Deal found 10/21![United Airlines logo]()
$1,622
This Qantas Airways deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/166:46 pm -
2 stops25h 19m
Sat 1/2310:45 pm -
1 stop32h 35m
Deal found 10/21![Qantas Airways logo]()
$1,972
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:15 am -
2 stops46h 20m
Thu 11/1210:30 pm -
2 stops29h 13m
Deal found 10/21![Air Canada logo]()
$1,385
This Air Canada deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:40 pm -
3 stops53h 00m
Mon 11/96:00 am -
3 stops46h 05m
Deal found 10/20![Air Canada logo]()
$1,394
This BusinessClass deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:30 pm -
2 stops53h 20m
Sat 11/283:20 pm -
2 stops35h 55m
Deal found 10/23![Air New Zealand logo]()
$2,287
Last-minute flights from Colorado to AustraliaDiscover last-minute flight deals from Colorado to Australia. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Australia. Data last updated October 25, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:23 am -
2 stops28h 12m
Mon 11/211:20 am -
1 stop19h 00m
Deal found 10/21![Air Canada logo]()
$1,049
This Expedia deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:15 am -
1 stop31h 30m
Sun 11/811:05 am -
2 stops42h 38m
Deal found 10/21![Air Canada logo]()
$1,037
This Air Canada deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 pm -
1 stop20h 35m
Wed 11/1111:20 am -
1 stop19h 23m
Deal found 10/20![Air Canada logo]()
$1,010
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:37 pm -
2 stops23h 58m
Sun 11/811:20 am -
1 stop19h 23m
Deal found 10/21![Multiple Airlines logo]()
$1,013
This Air Canada deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:37 pm -
2 stops23h 58m
Wed 11/1111:20 am -
2 stops24h 43m
Deal found 10/22![Multiple Airlines logo]()
$1,016
This Air Canada deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:39 am -
2 stops27h 56m
Tue 11/311:20 am -
1 stop23h 06m
Deal found 10/22![Air Canada logo]()
$1,011
This Priceline deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:53 pm -
2 stops28h 22m
Wed 11/48:10 am -
2 stops22h 10m
Deal found 10/22![Air Canada logo]()
$1,091
This FlightHub deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:00 pm -
2 stops25h 25m
Tue 11/106:10 am -
2 stops24h 03m
Deal found 10/20![Multiple Airlines logo]()
$1,116
This Air Canada deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:00 pm -
2 stops34h 00m
Mon 11/96:00 am -
2 stops27h 56m
Deal found 10/20![Air Canada logo]()
$1,095
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:00 pm -
2 stops27h 30m
Tue 11/246:30 am -
2 stops27h 56m
Deal found 10/21![Multiple Airlines logo]()
$1,071
This Air Canada deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/173:37 pm -
2 stops24h 08m
Tue 11/2410:45 am -
2 stops22h 51m
Deal found 10/20![Multiple Airlines logo]()
$1,019
This Air Canada deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 pm -
2 stops25h 00m
Tue 11/248:10 am -
2 stops22h 33m
Deal found 10/19![Air Canada logo]()
$1,053
One-way flights from Colorado to AustraliaSearch for one-way flight options from Colorado to Australia. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Colorado to Australia. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/810:29 pm -
1 stop37h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$576
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/62:22 pm -
1 stop22h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$596
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/202:22 pm -
1 stop22h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$599
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/29:20 am -
2 stops52h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/137:08 pm -
2 stops44h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$616
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1910:29 pm -
1 stop37h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$628
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:55 pm -
1 stop40h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$628
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/310:42 pm -
3 stops51h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$629
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:45 am -
2 stops30h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$641
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/81:03 pm -
3 stops50h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/610:29 pm -
2 stops46h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$659
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/302:22 pm -
2 stops51h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$660
Find flight deals from Colorado to Australia
Keep the following information in mind while searching for Colorado to Australia flight deals. Data was last updated October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $998 (Kiwi.com) |
One-way from | $576 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $1,418 |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from Colorado to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverMelbourne
DEN Denver Intl - MEL Melbourne
DENMEL
Denver Intl
Sat 2/13
7:08 pm-9:30 am
2 stops44h 22m
Melbourne
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$616
DenverMelbourne
DEN Denver Intl - MEL Melbourne
DENMEL
Denver Intl
Tue 3/2
8:55 am-12:20 pm
3 stops33h 25m
Melbourne
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$624
AspenSydney
ASE Aspen Pitkin County - SYD Sydney Kingsford Smith
ASESYD
Aspen Pitkin County
Mon 11/2
2:17 pm-9:05 am
1 stop24h 48m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$641
DenverPerth
DEN Denver Intl - PER Perth
DENPER
Denver Intl
Mon 3/8
1:03 pm-6:15 am
3 stops50h 12m
Perth
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$651
DenverSydney
DEN Denver Intl - WSI Western Sydney Intl (Nancy-Bird Walton)
DENWSI
Denver Intl
Sat 2/6
10:29 pm-3:00 pm
2 stops46h 31m
Western Sydney Intl (Nancy-Bird Walton)
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$659
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sat 2/20
7:00 am-6:25 am
2 stops29h 25m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$661
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sun 11/22
9:06 am-9:00 am
1 stop29h 54m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$670
DenverBrisbane
DEN Denver Intl - BNE Brisbane
DENBNE
Denver Intl
Fri 12/25
2:31 pm-9:10 am
2 stops25h 39m
Brisbane
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$683
DenverMelbourne
DEN Denver Intl - MEL Melbourne
DENMEL
Denver Intl
Wed 3/3
10:29 pm-9:30 am
1 stop41h 01m
Melbourne
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$705
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sat 2/20
6:41 am-6:25 am
3 stops29h 44m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$728
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Colorado to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from Colorado with our price prediction graph.
DEN-SYD
DEN-MEL
ASE-SYD
DEN-PER
DEN-WSI
Estimated round-trip 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 from Colorado to Australia
USCO-AU0
DEN-SYD
DEN-MEL
ASE-SYD
DEN-PER
What is the cheapest month to book a flight from Colorado to Australia?
Currently, April is the cheapest month in which you can book a flight from Colorado to Australia (average of $1,154). Flying from Colorado to Australia in December is currently the most expensive (average of $2,074). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Colorado to Australia?
Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from Colorado to Australia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Related info for your journey
Find useful and relevant information for your journey from Colorado to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Colorado to Australia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Australia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to Australia by cabin class
Find flights from Colorado to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Australia flights
Browse other Colorado and Australia flight options. Last updated on October 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Australia
Find the right flight back to Colorado after your stay in Australia
Colorado to Australia flights
Consider these flights traveling from Colorado to Australia.
Fly to Australia regions
Consider these flights traveling to Australia regions.
Top 7 airlines flying from Colorado to Australia
Discover the top 7 airlines that operate flights from Colorado to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$575 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$682 | Average$741 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$770 | Average$1,421 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$836 | Average$1,346 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$844 | Average$1,606 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$850 | Average$1,545 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,033 | Average$1,367 | FlexibilityNo cancel fee | On-time78% |