$492+ Cheap flights from Colorado to Sydney (SYD)
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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SYD
Nov 10 — Nov 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Colorado to Sydney 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado to Sydney
Cheapest
Best
Last-minute
One-way
Cheapest flights from Colorado to SydneyExplore the most affordable flight options available from Colorado to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 11, 2026.
Explore the most affordable flight options available from Colorado to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 11, 2026.
This Mytrip deal was found by Cheapflights users on 10/8. 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 11/612:54 pm -
2 stops29h 41m
Thu 11/192:00 pm -
2 stops22h 03m
Deal found 10/8![Multiple Airlines logo]()
$1,082
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Mon 11/29:10 am -
2 stops33h 25m
Mon 11/162:00 pm -
3 stops27h 53m
Deal found 10/7![Multiple Airlines logo]()
$1,106
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 10/255:10 pm -
2 stops23h 10m
Mon 11/211:50 am -
2 stops20h 30m
Deal found 10/10![United Airlines logo]()
$1,130
This flugladen.de deal was found by Cheapflights users on 10/6. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:54 pm -
1 stop23h 31m
Tue 11/1711:10 am -
1 stop24h 25m
Deal found 10/6![Multiple Airlines logo]()
$1,171
This Justfly.com deal was found by Cheapflights users on 10/8. 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 10/264:05 pm -
2 stops23h 30m
Wed 11/112:05 pm -
2 stops21h 51m
Deal found 10/8![Air New Zealand logo]()
$1,182
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 11/59:10 am -
1 stop27h 15m
Mon 11/162:00 pm -
2 stops22h 03m
Deal found 10/6![Multiple Airlines logo]()
$1,186
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 11/612:54 pm -
1 stop23h 31m
Mon 11/162:00 pm -
2 stops22h 03m
Deal found 10/6![Multiple Airlines logo]()
$1,187
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/22:17 pm -
1 stop24h 48m
Thu 11/1911:20 am -
1 stop20h 16m
Deal found 10/9![United Airlines logo]()
$1,187
This FlightHub deal was found by Cheapflights users on 10/6. 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 11/234:05 pm -
2 stops24h 30m
Sat 12/127:30 am -
2 stops28h 24m
Deal found 10/6![Air New Zealand logo]()
$1,189
This oojo deal was found by Cheapflights users on 10/8. 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.
Sun 10/259:16 pm -
2 stops42h 19m
Wed 11/1111:50 am -
2 stops24h 10m
Deal found 10/8![Air New Zealand logo]()
$1,204
This Justfly.com deal was found by Cheapflights users on 10/8. 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 11/162:17 pm -
2 stops26h 18m
Mon 11/305:20 pm -
2 stops44h 31m
Deal found 10/8![Air New Zealand logo]()
$1,250
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/162:17 pm -
1 stop24h 48m
Mon 11/3011:20 am -
1 stop26h 31m
Deal found 10/8![United Airlines logo]()
$1,347
Best flights from Colorado to SydneyDiscover carefully curated flight deals from Colorado to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 11, 2026.
Discover carefully curated flight deals from Colorado to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 11, 2026.
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 10/255:10 pm -
2 stops23h 10m
Mon 11/211:50 am -
2 stops20h 30m
Deal found 10/10![United Airlines logo]()
$1,130
This Delta deal was found by Cheapflights users on 10/7. 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 11/212:04 pm -
1 stop26h 26m
Thu 11/1910:40 am -
1 stop21h 02m
Deal found 10/7![Delta logo]()
$1,187
This Air New Zealand deal was found by Cheapflights users on 10/10. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1311:35 am -
2 stops27h 00m
Mon 12/282:05 pm -
2 stops23h 44m
Deal found 10/10![Air New Zealand logo]()
$1,319
This Qantas Airways deal was found by Cheapflights users on 10/10. 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.
Mon 11/212:54 pm -
2 stops26h 06m
Sat 11/1411:15 am -
3 stops27h 02m
Deal found 10/10![Multiple Airlines logo]()
$1,497
This Turkish Airlines deal was found by Cheapflights users on 10/10. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:30 pm -
2 stops53h 55m
Thu 11/129:35 pm -
2 stops37h 50m
Deal found 10/10![Turkish Airlines logo]()
$1,594
This Cathay Pacific deal was found by Cheapflights users on 10/8. 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.
Sun 10/187:00 am -
2 stops57h 40m
Sun 10/2510:20 pm -
2 stops54h 01m
Deal found 10/8![Cathay Pacific logo]()
$1,628
This oojo deal was found by Cheapflights users on 10/8. 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 12/75:06 pm -
2 stops30h 34m
Wed 12/162:05 pm -
1 stop20h 31m
Deal found 10/8![Qantas Airways logo]()
$2,287
This United Airlines deal was found by Cheapflights users on 10/10. 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 11/22:17 pm -
1 stop24h 48m
Sat 11/1411:20 am -
1 stop20h 16m
Deal found 10/10![United Airlines logo]()
$1,187
This Delta deal was found by Cheapflights users on 10/7. 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 11/212:04 pm -
1 stop26h 26m
Sat 11/1410:40 am -
1 stop21h 02m
Deal found 10/7![Delta logo]()
$1,187
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/22:17 pm -
1 stop24h 48m
Thu 11/1911:20 am -
1 stop20h 16m
Deal found 10/11![United Airlines logo]()
$1,187
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/162:17 pm -
1 stop24h 48m
Mon 11/3011:20 am -
1 stop26h 31m
Deal found 10/8![United Airlines logo]()
$1,347
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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.
Fri 12/2512:15 pm -
2 stops26h 45m
Sat 1/211:10 am -
2 stops24h 23m
Deal found 10/6![Alaska Airlines logo]()
$3,308
This Delta deal was found by Cheapflights users on 10/10. 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 11/1612:23 pm -
1 stop26h 07m
Mon 11/3010:40 am -
1 stop21h 02m
Deal found 10/10![Delta logo]()
$1,567
This Delta deal was found by Cheapflights users on 10/8. 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 10/1812:22 pm -
1 stop26h 28m
Wed 10/289:40 am -
1 stop18h 46m
Deal found 10/8![Delta logo]()
$1,598
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 11/87:35 am -
1 stop29h 25m
Thu 11/129:10 am -
1 stop20h 09m
Deal found 10/10![United Airlines logo]()
$1,567
This Delta deal was found by Cheapflights users on 10/8. 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 10/207:10 pm -
1 stop19h 40m
Fri 10/2310:15 am -
1 stop18h 11m
Deal found 10/8![Delta logo]()
$1,648
This United Airlines deal was found by Cheapflights users on 10/10. 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 10/10![United Airlines logo]()
$1,567
This Singapore Airlines deal was found by Cheapflights users on 10/8. 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.
Mon 10/267:55 am -
3 stops41h 00m
Wed 11/1112:15 pm -
2 stops41h 41m
Deal found 10/8![Multiple Airlines logo]()
$2,575
This China Airlines deal was found by Cheapflights users on 10/6. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:50 pm -
2 stops48h 25m
Sun 1/310:10 pm -
3 stops43h 15m
Deal found 10/6![Multiple Airlines logo]()
$3,662
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Fri 12/189:15 pm -
1 stop41h 50m
Mon 12/2811:50 am -
1 stop19h 01m
Deal found 10/7![United Airlines logo]()
$2,788
This China Airlines deal was found by Cheapflights users on 10/8. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/185:15 pm -
3 stops49h 00m
Mon 12/2810:10 pm -
2 stops52h 40m
Deal found 10/8![Multiple Airlines logo]()
$3,749
This United Airlines deal was found by Cheapflights users on 10/6. 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 12/176:00 pm -
1 stop21h 05m
Fri 1/111:20 am -
1 stop24h 35m
Deal found 10/6![United Airlines logo]()
$3,098
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Fri 12/189:15 pm -
1 stop41h 50m
Mon 1/411:20 am -
1 stop39h 07m
Deal found 10/6![United Airlines logo]()
$3,254
Last-minute flights from Colorado to SydneyDiscover last-minute flight deals from Colorado to Sydney. Data last updated October 11, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Sydney. Data last updated October 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 10/2511:34 am -
2 stops28h 06m
Mon 11/29:15 am -
1 stop20h 04m
Deal found 10/10![United Airlines logo]()
$1,130
This oojo deal was found by Cheapflights users on 10/8. 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.
Sun 10/259:16 pm -
2 stops42h 19m
Wed 11/1111:50 am -
2 stops24h 10m
Deal found 10/8![Air New Zealand logo]()
$1,204
This Justfly.com deal was found by Cheapflights users on 10/8. 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 10/264:05 pm -
2 stops23h 30m
Wed 11/112:05 pm -
2 stops21h 51m
Deal found 10/8![Air New Zealand logo]()
$1,182
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Mon 11/29:10 am -
2 stops33h 25m
Mon 11/162:00 pm -
3 stops27h 53m
Deal found 10/7![Multiple Airlines logo]()
$1,106
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/22:17 pm -
1 stop24h 48m
Thu 11/1911:20 am -
1 stop20h 16m
Deal found 10/9![United Airlines logo]()
$1,187
This flugladen.de deal was found by Cheapflights users on 10/6. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:54 pm -
1 stop23h 31m
Tue 11/1711:10 am -
1 stop24h 25m
Deal found 10/6![Multiple Airlines logo]()
$1,171
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 11/59:10 am -
1 stop27h 15m
Mon 11/162:00 pm -
2 stops22h 03m
Deal found 10/6![Multiple Airlines logo]()
$1,186
This Mytrip deal was found by Cheapflights users on 10/8. 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 11/612:54 pm -
2 stops29h 41m
Thu 11/192:00 pm -
2 stops22h 03m
Deal found 10/8![Multiple Airlines logo]()
$1,082
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 11/612:54 pm -
1 stop23h 31m
Mon 11/162:00 pm -
2 stops22h 03m
Deal found 10/6![Multiple Airlines logo]()
$1,187
This Justfly.com deal was found by Cheapflights users on 10/8. 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 11/162:17 pm -
2 stops26h 18m
Mon 11/305:20 pm -
2 stops44h 31m
Deal found 10/8![Air New Zealand logo]()
$1,250
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/162:17 pm -
1 stop24h 48m
Mon 11/3011:20 am -
1 stop26h 31m
Deal found 10/8![United Airlines logo]()
$1,347
This FlightHub deal was found by Cheapflights users on 10/6. 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 11/234:05 pm -
2 stops24h 30m
Sat 12/127:30 am -
2 stops28h 24m
Deal found 10/6![Air New Zealand logo]()
$1,189
One-way flights from Colorado to SydneySearch for one-way flight options from Colorado to Sydney. Find affordable one-way fares based on user searches. Data last updated October 11, 2026.
Search for one-way flight options from Colorado to Sydney. Find affordable one-way fares based on user searches. Data last updated October 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 11/512:54 pm -
1 stop23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$492
This United Airlines deal was found by Cheapflights users on 10/8. 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 10/8![United Airlines logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 11/1112:54 pm -
1 stop23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$592
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 12/2610:33 pm -
1 stop37h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 11/210:55 pm -
2 stops50h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$602
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 12/41:54 pm -
1 stop22h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$611
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 12/111:46 pm -
1 stop22h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$617
This Trip.com deal was found by Cheapflights users on 10/9. 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 11/229:20 am -
1 stop29h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$622
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 11/2110:29 pm -
2 stops51h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$641
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/216:25 pm -
2 stops44h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$798
This oojo deal was found by Cheapflights users on 10/8. 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.
Tue 12/297:30 am -
2 stops33h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Air New Zealand logo]()
$1,140
This United Airlines deal was found by Cheapflights users on 10/9. 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 12/121:36 pm -
2 stops25h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$1,560
Find flight deals from Colorado to Sydney
Keep the following information in mind while searching for Colorado to Sydney flight deals. Data was last updated October 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,082 (Mytrip) |
One-way from | $492 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $1,459 |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Sydney 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 11, 2026.
Use the filters below to find and compare flights from Colorado to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
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
$591
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sat 11/21
10:29 pm-7:45 pm
2 stops51h 16m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$641
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sun 10/18
4:12 pm-7:30 am
2 stops46h 18m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$692
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sun 11/22
10:50 pm-8:15 pm
3 stops51h 25m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$697
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sun 11/29
10:29 pm-7:45 pm
2 stops27h 16m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$725
Colorado SpringsSydney
COS Colorado Springs - SYD Sydney Kingsford Smith
COSSYD
Colorado Springs
Sat 11/21
6:25 pm-9:20 am
2 stops44h 55m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$798
Colorado SpringsSydney
COS Colorado Springs - SYD Sydney Kingsford Smith
COSSYD
Colorado Springs
Sun 10/25
5:10 pm-9:20 am
2 stops23h 10m
Sydney Kingsford Smith
Mon 11/2
11:50 am-2:20 pm
2 stops20h 30m
$1,130
Colorado SpringsSydney
COS Colorado Springs - SYD Sydney Kingsford Smith
COSSYD
Colorado Springs
Tue 12/29
7:30 am-10:35 am
2 stops33h 05m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,140
Colorado SpringsSydney
COS Colorado Springs - SYD Sydney Kingsford Smith
COSSYD
Colorado Springs
Sat 11/21
5:15 pm-10:25 am
3 stops47h 10m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,140
AspenSydney
ASE Aspen Pitkin County - SYD Sydney Kingsford Smith
ASESYD
Aspen Pitkin County
Mon 11/2
12:04 pm-8:30 am
1 stop26h 26m
Sydney Kingsford Smith
Thu 11/19
10:40 am-1:42 pm
1 stop21h 02m
$1,187
Showing 1-10 of 37 resultsSorted by cheapest first
Best time to book a flight from Colorado to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Colorado with our price prediction graph.
DEN-SYD
COS-SYD
ASE-SYD
DRO-SYD
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 Sydney
USCO-SYD
DEN-SYD
COS-SYD
ASE-SYD
DRO-SYD
What is the cheapest month to book a flight from Colorado to Sydney?
Currently, April is the cheapest month in which you can book a flight from Colorado to Sydney (average of $1,180). Flying from Colorado to Sydney in December is currently the most expensive (average of $1,797). 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 much does it cost to fly round-trip from Colorado to Sydney?
Airfare is below average for this route at the moment.
Colorado to Sydney flights typically cost between $1,138 and $1,780 in November.The cheapest round-trip price found within the last 5 days was $1,082 on Multiple Airlines (Nov 6-Nov 19).
How far ahead should I book a flight from Colorado to Sydney?
To ensure you get the cheapest price possible for a flight from Colorado to Sydney, you should look to book at least 21 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Related info for your journey
Find useful and relevant information for your journey from Colorado to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Sydney flight routes
Top destinations
Alternative routes for Colorado to Sydney
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Sydney by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to Sydney by cabin class
Find flights from Colorado to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Sydney flights
Browse other Colorado and Sydney flight options. Last updated on October 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sydney
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 11, 2026.
Colorado to Sydney flights
Consider these flights traveling from Colorado to Sydney.
Top 7 airlines flying from Colorado to Sydney
Discover the top 7 airlines that operate flights from Colorado to Sydney. 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 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$197 | Average$1,105 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$684 | Average$781 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$844 | Average$1,624 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$847 | Average$1,345 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$850 | Average$1,459 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,093 | Average$1,465 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,180 | Average$1,374 | FlexibilityNo cancel fee | On-time78% |