$526+ Cheap flights from Colorado to Australia
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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SYD
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Colorado to Australia with Cheapflights
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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 August 21, 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 August 21, 2026.
This Trip.com deal was found by Cheapflights users on 8/17. 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.
Wed 9/1612:42 pm -
2 stops41h 43m
Tue 9/226:15 am -
3 stops33h 29m
Deal found 8/17![Multiple Airlines logo]()
$971
This Trip.com deal was found by Cheapflights users on 8/21. 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.
Tue 10/201:10 pm -
2 stops30h 40m
Mon 10/262:00 pm -
3 stops36h 48m
Deal found 8/21![Multiple Airlines logo]()
$978
This Trip.com deal was found by Cheapflights users on 8/17. 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.
Mon 9/141:10 pm -
2 stops30h 40m
Mon 9/211:15 pm -
3 stops36h 28m
Deal found 8/17![Multiple Airlines logo]()
$997
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 9/141:10 pm -
2 stops31h 15m
Mon 9/281:20 pm -
3 stops45h 13m
Deal found 8/18![Multiple Airlines logo]()
$999
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 10/199:00 am -
2 stops35h 25m
Tue 10/271:45 pm -
3 stops31h 07m
Deal found 8/18![Multiple Airlines logo]()
$1,017
This Trip.com deal was found by Cheapflights users on 8/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:05 am -
2 stops34h 45m
Fri 9/181:15 pm -
3 stops36h 52m
Deal found 8/20![Multiple Airlines logo]()
$1,071
This oojo deal was found by Cheapflights users on 8/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:05 pm -
2 stops25h 30m
Tue 11/311:50 am -
2 stops24h 06m
Deal found 8/19![Air New Zealand logo]()
$1,130
This Trip.com deal was found by Cheapflights users on 8/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:10 pm -
2 stops29h 40m
Wed 11/259:55 am -
2 stops32h 52m
Deal found 8/19![Multiple Airlines logo]()
$1,131
This oojo deal was found by Cheapflights users on 8/17. 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.
Mon 11/306:00 am -
2 stops35h 00m
Mon 12/711:15 am -
2 stops23h 35m
Deal found 8/17![Air New Zealand logo]()
$1,134
This oojo deal was found by Cheapflights users on 8/18. 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.
Mon 10/261:30 pm -
2 stops26h 05m
Wed 11/119:55 am -
2 stops26h 05m
Deal found 8/18![Air New Zealand logo]()
$1,138
This Justfly.com deal was found by Cheapflights users on 8/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:50 am -
2 stops28h 45m
Sun 12/62:05 pm -
2 stops27h 05m
Deal found 8/19![Air New Zealand logo]()
$1,140
This oojo deal was found by Cheapflights users on 8/17. 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.
Sat 10/317:09 pm -
2 stops46h 51m
Wed 11/1811:15 am -
2 stops23h 41m
Deal found 8/17![Air New Zealand logo]()
$1,143
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 August 21, 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 August 21, 2026.
This oojo deal was found by Cheapflights users on 8/17. 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 11/41:30 pm -
2 stops27h 55m
Wed 11/1112:05 pm -
2 stops26h 52m
Deal found 8/17![Air New Zealand logo]()
$1,191
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/151:10 pm -
1 stop23h 50m
Tue 9/222:10 pm -
2 stops35h 22m
Deal found 8/17![Multiple Airlines logo]()
$1,328
This Justfly.com deal was found by Cheapflights users on 8/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:21 pm -
2 stops40h 19m
Tue 9/112:10 am -
2 stops36h 11m
Deal found 8/20![Cathay Pacific logo]()
$1,438
This Priceline deal was found by Cheapflights users on 8/16. 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 11/197:00 pm -
1 stop20h 45m
Sun 11/2910:45 am -
2 stops24h 18m
Deal found 8/16![Air Canada logo]()
$1,480
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 10/217:12 pm -
1 stop19h 48m
Sun 10/2510:30 am -
1 stop20h 06m
Deal found 8/18![United Airlines logo]()
$1,499
This Delta deal was found by Cheapflights users on 8/17. 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 9/287:55 pm -
1 stop18h 55m
Mon 10/510:15 am -
1 stop24h 56m
Deal found 8/17![Delta logo]()
$1,509
This oojo deal was found by Cheapflights users on 8/17. 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.
Sat 10/101:26 pm -
1 stop22h 34m
Sat 10/311:55 pm -
2 stops40h 05m
Deal found 8/17![Qantas Airways logo]()
$1,712
This Qatar Airways deal was found by Cheapflights users on 8/18. 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.
Mon 11/93:30 pm -
2 stops36h 15m
Thu 11/1210:45 pm -
2 stops33h 54m
Deal found 8/18![Qatar Airways logo]()
$1,977
This Cathay Pacific deal was found by Cheapflights users on 8/17. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am -
2 stops33h 50m
Thu 10/88:20 am -
2 stops27h 35m
Deal found 8/17![Multiple Airlines logo]()
$1,454
This KAYAK deal was found by Cheapflights users on 8/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:30 pm -
3 stops37h 45m
Mon 11/96:50 am -
3 stops28h 06m
Deal found 8/17![Air New Zealand logo]()
$1,483
This United Airlines deal was found by Cheapflights users on 8/16. 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 11/143:18 pm -
2 stops24h 02m
Wed 11/1811:20 am -
1 stop20h 16m
Deal found 8/16![United Airlines logo]()
$1,503
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:29 pm -
1 stop26h 21m
Sun 9/69:15 am -
1 stop25h 07m
Deal found 8/19![Delta logo]()
$1,510
This Justfly.com deal was found by Cheapflights users on 8/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:50 am -
3 stops34h 35m
Tue 11/106:10 am -
2 stops23h 40m
Deal found 8/17![Air Canada logo]()
$1,528
This Cathay Pacific deal was found by Cheapflights users on 8/16. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:03 am -
2 stops47h 52m
Sun 11/112:25 am -
2 stops34h 27m
Deal found 8/16![Cathay Pacific logo]()
$1,543
This Cathay Pacific deal was found by Cheapflights users on 8/16. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:51 pm -
2 stops39h 49m
Tue 9/298:20 am -
2 stops40h 15m
Deal found 8/16![Multiple Airlines logo]()
$1,454
This Delta deal was found by Cheapflights users on 8/20. 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.
Tue 11/1712:45 pm -
1 stop25h 45m
Tue 12/110:40 am -
1 stop19h 07m
Deal found 8/20![Delta logo]()
$1,510
This BusinessClass deal was found by Cheapflights users on 8/19. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:40 am -
2 stops44h 55m
Sat 10/317:10 pm -
3 stops46h 49m
Deal found 8/19![Air New Zealand logo]()
$1,525
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Tue 9/83:20 pm -
2 stops23h 35m
Tue 9/2210:20 am -
2 stops25h 56m
Deal found 8/17![United Airlines logo]()
$1,533
This Justfly.com deal was found by Cheapflights users on 8/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/57:00 pm -
2 stops29h 50m
Sat 2/137:05 am -
3 stops51h 45m
Deal found 8/19![Air Canada logo]()
$1,601
This Cathay Pacific deal was found by Cheapflights users on 8/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:42 pm -
2 stops35h 18m
Fri 10/308:40 am -
2 stops29h 54m
Deal found 8/18![Cathay Pacific logo]()
$1,615
This Air Canada deal was found by Cheapflights users on 8/19. 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.
Mon 2/17:00 pm -
2 stops31h 40m
Sat 2/209:15 pm -
2 stops33h 23m
Deal found 8/19![Multiple Airlines logo]()
$1,470
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Tue 9/89:40 am -
1 stop29h 15m
Thu 9/2410:20 am -
2 stops26h 11m
Deal found 8/21![United Airlines logo]()
$1,533
This Delta deal was found by Cheapflights users on 8/16. 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 9/3012:25 pm -
1 stop27h 25m
Wed 10/711:00 am -
1 stop24h 09m
Deal found 8/16![Delta logo]()
$1,541
This oojo deal was found by Cheapflights users on 8/17. 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.
Thu 11/51:30 pm -
3 stops34h 45m
Tue 11/107:50 am -
3 stops31h 07m
Deal found 8/17![Air New Zealand logo]()
$1,558
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:37 pm -
2 stops31h 08m
Sun 11/159:40 pm -
2 stops33h 17m
Deal found 8/17![Multiple Airlines logo]()
$1,474
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:22 pm -
1 stop27h 28m
Sun 10/1811:00 am -
1 stop24h 09m
Deal found 8/19![Delta logo]()
$1,542
This Cathay Pacific deal was found by Cheapflights users on 8/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:26 pm -
2 stops35h 49m
Wed 9/2311:45 pm -
2 stops37h 57m
Deal found 8/18![Multiple Airlines logo]()
$1,475
This Air Canada deal was found by Cheapflights users on 8/18. 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 -
1 stop20h 45m
Thu 11/1210:45 am -
1 stop22h 41m
Deal found 8/18![Air Canada logo]()
$1,792
This oojo deal was found by Cheapflights users on 8/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:05 pm -
3 stops30h 50m
Sun 11/85:40 pm -
3 stops43h 19m
Deal found 8/20![Air New Zealand logo]()
$1,672
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:15 am -
2 stops30h 45m
Mon 11/2310:10 am -
1 stop19h 37m
Deal found 8/21![Delta logo]()
$1,547
Last-minute flights from Colorado to AustraliaDiscover last-minute flight deals from Colorado to Australia. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Australia. Data last updated August 21, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Sun 9/67:00 am -
1 stop32h 30m
Tue 9/155:50 pm -
1 stop31h 42m
Deal found 8/17![Multiple Airlines logo]()
$1,227
This Trip.com deal was found by Cheapflights users on 8/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:05 am -
2 stops34h 45m
Fri 9/181:15 pm -
3 stops36h 52m
Deal found 8/20![Multiple Airlines logo]()
$1,071
This Trip.com deal was found by Cheapflights users on 8/17. 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.
Mon 9/141:10 pm -
2 stops30h 40m
Mon 9/211:15 pm -
3 stops36h 28m
Deal found 8/17![Multiple Airlines logo]()
$997
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 9/141:10 pm -
2 stops31h 15m
Mon 9/281:20 pm -
3 stops45h 13m
Deal found 8/18![Multiple Airlines logo]()
$999
This oojo deal was found by Cheapflights users on 8/16. 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.
Mon 9/149:23 pm -
2 stops43h 22m
Mon 10/2611:50 am -
2 stops26h 37m
Deal found 8/16![Air New Zealand logo]()
$1,146
This oojo deal was found by Cheapflights users on 8/17. 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.
Mon 9/149:23 pm -
2 stops53h 02m
Tue 10/66:35 pm -
2 stops39h 28m
Deal found 8/17![Air New Zealand logo]()
$1,182
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 9/141:10 pm -
1 stop26h 20m
Mon 10/2611:15 am -
1 stop23h 46m
Deal found 8/16![Multiple Airlines logo]()
$1,204
This FlightHub deal was found by Cheapflights users on 8/17. 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.
Mon 9/141:30 pm -
2 stops29h 25m
Sat 10/176:55 pm -
2 stops54h 29m
Deal found 8/17![Air New Zealand logo]()
$1,243
This Trip.com deal was found by Cheapflights users on 8/17. 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.
Wed 9/1612:42 pm -
2 stops41h 43m
Tue 9/226:15 am -
3 stops33h 29m
Deal found 8/17![Multiple Airlines logo]()
$971
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:42 pm -
1 stop26h 48m
Wed 9/235:50 pm -
1 stop31h 42m
Deal found 8/19![Multiple Airlines logo]()
$1,170
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Thu 9/171:10 pm -
1 stop25h 55m
Thu 9/249:10 am -
1 stop24h 49m
Deal found 8/18![Multiple Airlines logo]()
$1,219
This oojo deal was found by Cheapflights users on 8/17. 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.
Thu 9/178:31 pm -
2 stops49h 14m
Mon 10/126:55 pm -
2 stops40h 09m
Deal found 8/17![Air New Zealand logo]()
$1,252
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 August 21, 2026.
Search for one-way flight options from Colorado to Australia. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/121:10 pm -
3 stops50h 20m
Deal found 8/18![Multiple Airlines logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 9/221:10 pm -
3 stops41h 05m
Deal found 8/16![Multiple Airlines logo]()
$527
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:10 pm -
3 stops50h 20m
Deal found 8/20![Multiple Airlines logo]()
$529
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 9/1810:44 pm -
3 stops55h 31m
Deal found 8/16![Multiple Airlines logo]()
$561
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Thu 12/1010:25 am -
3 stops36h 00m
Deal found 8/17![Multiple Airlines logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Thu 11/1910:29 pm -
1 stop37h 56m
Deal found 8/17![Multiple Airlines logo]()
$571
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 11/1412:02 pm -
3 stops41h 28m
Deal found 8/18![Multiple Airlines logo]()
$574
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:10 pm -
3 stops44h 35m
Deal found 8/20![Multiple Airlines logo]()
$577
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Thu 12/1010:25 am -
3 stops53h 05m
Deal found 8/17![Multiple Airlines logo]()
$577
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 11/310:29 pm -
1 stop37h 56m
Deal found 8/17![Multiple Airlines logo]()
$579
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 9/141:10 pm -
1 stop26h 20m
Deal found 8/18![Multiple Airlines logo]()
$581
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Sun 11/1512:02 pm -
1 stop24h 23m
Deal found 8/17![Multiple Airlines logo]()
$583
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 August 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $971 (Trip.com) |
One-way from | $526 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $1,362 |
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 August 21, 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
DenverAdelaide
DEN Denver Intl - ADL Adelaide
DENADL
Denver Intl
Wed 11/4
1:30 pm-10:55 am
2 stops27h 55m
Adelaide
Wed 11/11
12:05 pm-9:27 pm
2 stops26h 52m
$1,191
DenverBrisbane
DEN Denver Intl - BNE Brisbane
DENBNE
Denver Intl
Tue 9/15
1:10 pm-5:00 am
1 stop23h 50m
Brisbane
Tue 9/22
2:10 pm-9:32 am
2 stops35h 22m
$1,328
DenverPerth
DEN Denver Intl - PER Perth
DENPER
Denver Intl
Mon 8/24
4:21 pm-10:40 pm
2 stops40h 19m
Perth
Tue 9/1
12:10 am-10:21 pm
2 stops36h 11m
$1,438
DenverPerth
DEN Denver Intl - PER Perth
DENPER
Denver Intl
Thu 10/1
7:00 am-6:50 am
2 stops33h 50m
Perth
Thu 10/8
8:20 am-9:55 pm
2 stops27h 35m
$1,454
DenverPerth
DEN Denver Intl - PER Perth
DENPER
Denver Intl
Tue 9/15
4:51 pm-10:40 pm
2 stops39h 49m
Perth
Tue 9/29
8:20 am-10:35 am
2 stops40h 15m
$1,454
DenverMelbourne
DEN Denver Intl - AVV Melbourne Avalon
DENAVV
Denver Intl
Mon 2/1
7:00 pm-8:40 pm
2 stops31h 40m
Melbourne Avalon
Sat 2/20
9:15 pm-12:38 pm
2 stops33h 23m
$1,470
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Thu 11/5
6:37 pm-7:45 pm
2 stops31h 08m
Sydney Kingsford Smith
Sun 11/15
9:40 pm-12:57 pm
2 stops33h 17m
$1,474
DenverMelbourne
DEN Denver Intl - MEL Melbourne
DENMEL
Denver Intl
Tue 9/1
6:26 pm-10:15 pm
2 stops35h 49m
Melbourne
Wed 9/23
11:45 pm-9:42 pm
2 stops37h 57m
$1,475
DenverBrisbane
DEN Denver Intl - BNE Brisbane
DENBNE
Denver Intl
Thu 11/19
7:00 pm-8:45 am
1 stop20h 45m
Brisbane
Sun 11/29
10:45 am-6:03 pm
2 stops24h 18m
$1,480
DenverCairns
DEN Denver Intl - CNS Cairns
DENCNS
Denver Intl
Mon 10/26
1:30 pm-7:15 pm
3 stops37h 45m
Cairns
Mon 11/9
6:50 am-5:56 pm
3 stops28h 06m
$1,483
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
DEN-ADL
DEN-AVV
DEN-PER
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
DEN-ADL
DEN-AVV
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 $1,136). Flying from Colorado to Australia in December is currently the most expensive (average of $1,852). 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 6 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 August 21, 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 August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$900 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$682 | Average$741 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$827 | Average$1,365 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$849 | Average$1,397 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$853 | Average$1,502 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$895 | Average$1,545 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$946 | Average$1,312 | FlexibilityNo cancel fee | On-time78% |