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Cheap flights from Colorado to Sydney from $705

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SYD
9 Dec — 16 Dec1
1 adult

Find flights from Colorado to Sydney within your budget

Customise 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 748,348 searches. Data last updated 4 December 2024.

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Fly to

Any airport

Route

Depart

Return

Price

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 21/2

13:00-09:00

1 stop26h 00m

Sydney Kingsford Smith

Sun 2/3

11:15-12:28

1 stop19h 13m

$1,372

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sun 26/1

14:46-06:35

1 stop21h 49m

Sydney Kingsford Smith

Sun 2/2

17:25-19:15

1 stop19h 50m

$1,423

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Sat 8/3

19:50-09:00

1 stop19h 10m

Sydney Kingsford Smith

Fri 21/3

11:15-12:42

1 stop18h 27m

$1,455

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 10/2

19:53-09:00

1 stop19h 07m

Sydney Kingsford Smith

Wed 19/2

17:25-19:12

1 stop19h 47m

$1,461

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Fri 17/1

11:24-09:00

2 stops27h 36m

Sydney Kingsford Smith

Fri 24/1

11:15-19:15

1 stop26h 00m

$1,524

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Wed 5/3

18:00-09:35

1 stop21h 35m

Sydney Kingsford Smith

Tue 25/3

10:20-17:20

1 stop24h 00m

$1,737

DenverSydney

DEN - SYD

DENSYD

Denver Intl

Mon 28/4

17:50-08:45

2 stops22h 55m

Sydney Kingsford Smith

Sat 10/5

18:20-06:38

2 stops52h 18m

$1,838

AspenSydney

ASE - SYD

ASESYD

Aspen Pitkin County

Tue 18/3

10:35-09:15

2 stops29h 40m

Sydney Kingsford Smith

Mon 31/3

11:20-12:25

1 stop18h 05m

$1,904

Colorado SpringsSydney

COS - SYD

COSSYD

Colorado Springs

Sat 17/5

11:55-10:35

2 stops30h 40m

Sydney Kingsford Smith

Sat 24/5

18:20-21:17

2 stops42h 57m

$1,916

Colorado SpringsSydney

COS - SYD

COSSYD

Colorado Springs

Wed 16/4

17:24-07:00

2 stops21h 36m

Sydney Kingsford Smith

Wed 30/4

10:20-17:53

2 stops23h 33m

$1,978

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 32 results
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Cheap flight deals from Colorado to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Colorado (USCO) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 December 2024.

Find flight deals from Colorado to Sydney

Cheapest flights from Colorado to Sydney
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 4 December 2024.

Mon 30/1219:21DEN - SYD
1 stop19h 39mQantas Airways
Wed 12/211:15SYD - DEN
1 stop19h 14mQantas Airways
Deal found 3/12$1,386
Sun 29/1208:02DEN - SYD
2 stops29h 23mAmerican Airlines
Tue 14/117:25SYD - DEN
1 stop37h 04mAmerican Airlines
Deal found 3/12$1,410
Sun 29/1211:35DEN - SYD
2 stops24h 35mIberia
Tue 14/117:25SYD - DEN
2 stops22h 35mIberia
Deal found 3/12$1,416
Thu 12/1216:26DEN - SYD
1 stop22h 34mAlaska Airlines
Fri 31/111:15SYD - DEN
1 stop19h 14mAlaska Airlines
Deal found 3/12$1,643
Tue 3/1218:00DEN - SYD
1 stop21h 35mAir Canada
Tue 31/1219:15SYD - DEN
2 stops40h 05mAir Canada
Deal found 3/12$2,338
Sun 8/1216:26DEN - SYD
1 stop20h 59mMultiple Airlines
Fri 31/114:00SYD - DEN
2 stops23h 47mMultiple Airlines
Deal found 3/12$2,415
Sun 29/1210:10DEN - SYD
1 stop26h 10mUnited Airlines
Mon 13/111:20SYD - DEN
1 stop26h 20mUnited Airlines
Deal found 3/12$2,453
Sun 29/1205:30DEN - SYD
2 stops31h 20mDelta
Mon 13/114:15SYD - DEN
2 stops27h 27mDelta
Deal found 3/12$2,503
Sun 8/1216:26DEN - SYD
2 stops26h 04mFiji Airways
Fri 31/114:00SYD - DEN
2 stops23h 15mFiji Airways
Deal found 3/12$2,760
Mon 9/1219:35DEN - SYD
2 stops52h 55mTurkish Airlines
Sun 22/1220:40SYD - DEN
3 stops67h 33mTurkish Airlines
Deal found 3/12$2,964
Tue 3/1219:19DEN - SYD
3 stops43h 51mAir Tahiti Nui
Tue 31/1207:05SYD - DEN
3 stops47h 24mAir Tahiti Nui
Deal found 3/12$3,487
Fri 13/1213:35DEN - SYD
1 stop25h 30mAir New Zealand
Fri 20/1211:45SYD - DEN
2 stops24h 35mAir New Zealand
Deal found 3/12$3,700

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.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Colorado to Sydney

Get recent, data-driven insights about flights from Colorado to Sydney including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Colorado to Sydney?

Currently, May is the cheapest month in which you can book a flight from Colorado to Sydney (average of $129). Flying from Colorado to Sydney in October is currently the most expensive (average of $171). 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.

What is the cheapest time of day to fly from CO to SYD?

Find hourly flight availability from Colorado to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 December 2024.

When flying from Colorado to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 4 December 2024.
Read through reviews of airlines operating flights from Colorado to Sydney, such as Air New Zealand, United Airlines and Qantas Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.6
Very Good
66 reviews
Check prices

Crew

8.9

Boarding

8.5

Entertainment

7.2

Food

7.7

Comfort

8.0

Overall

8.6

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.6
Very Good
66 reviews
Air Tahiti Nui
8.6
Very Good
66 reviews
Check prices

Crew

8.9

Boarding

8.5

Entertainment

7.2

Food

7.7

Comfort

8.0

Overall

8.6

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Singapore Airlines
8.1
Very Good
1,339 reviews
Air Tahiti Nui
8.6
Very Good
66 reviews
Check prices

Crew

8.9

Boarding

8.5

Entertainment

7.2

Food

7.7

Comfort

8.0

Overall

8.6

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air New Zealand
8.1
Very Good
520 reviews
Air Tahiti Nui
8.6
Very Good
66 reviews
Check prices

Crew

8.9

Boarding

8.5

Entertainment

7.2

Food

7.7

Comfort

8.0

Overall

8.6

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Delta
8.0
Very Good
8,694 reviews
Air Tahiti Nui
8.6
Very Good
66 reviews
Check prices

Crew

8.9

Boarding

8.5

Entertainment

7.2

Food

7.7

Comfort

8.0

Overall

8.6

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Alaska Airlines
8.0
Very Good
9,514 reviews
Air Tahiti Nui
8.6
Very Good
66 reviews
Check prices

Crew

8.9

Boarding

8.5

Entertainment

7.2

Food

7.7

Comfort

8.0

Overall

8.6

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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.

  • What airport do you fly into for flights to Sydney from Colorado?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Colorado.

  • What are the cheapest airlines to fly from Colorado to Sydney one-way?