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$506+ Cheap flights from Denver (DEN) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SYD
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheap flight deals from Denver to Australia

Keep the following information in mind while searching for Denver to Australia flight deals. Data was last updated julio 29, 2025.

Round-trip from

$931
(Air Canada)

One-way from

$506
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,238
From Denver Intl to Australia
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One-way flight from Denver Intl to Australia
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Highest demand for flights based on searches. 14% potential increase in price ($184 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Denver to Australia

Cheapest flights from Denver to Australia
Explore the most affordable flight options available from Denver to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

This lol.travel deal was found by Cheapflights users on 7/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/411:24 amDEN - SYD
2 stops27h 56mAir Canada
dom. 8/179:20 amSYD - DEN
1 stop23h 20mAir Canada
Deal found 7/28$876
This Air Canada deal was found by Cheapflights users on 7/29. 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.
mar. 8/57:48 pmDEN - MEL
2 stops24h 32mAir Canada
mar. 8/196:00 amMEL - DEN
2 stops22h 28mAir Canada
Deal found 7/29$950
This Air Canada deal was found by Cheapflights users on 7/29. 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.
dom. 11/307:05 pmDEN - SYD
1 stop20h 30mMultiple Airlines
dom. 12/147:45 amSYD - DEN
2 stops22h 52mMultiple Airlines
Deal found 7/29$956
This Trip.com deal was found by Cheapflights users on 7/28. 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.
sáb. 11/16:59 pmDEN - BNE
2 stops23h 11mMultiple Airlines
sáb. 11/1511:25 amBNE - DEN
2 stops24h 56mMultiple Airlines
Deal found 7/28$1,039
This Air Canada deal was found by Cheapflights users on 7/28. 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.
mar. 8/264:19 pmDEN - BNE
1 stop22h 46mAir Canada
mar. 10/289:45 amBNE - DEN
1 stop18h 38mAir Canada
Deal found 7/28$1,053
This Trip.com deal was found by Cheapflights users on 7/27. 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.
mar. 9/911:15 amDEN - MEL
2 stops32h 45mMultiple Airlines
dom. 9/141:20 pmMEL - DEN
2 stops27h 06mMultiple Airlines
Deal found 7/27$1,115
This oojo deal was found by Cheapflights users on 7/29. 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.
mié. 11/124:05 pmDEN - SYD
2 stops22h 40mAir New Zealand
mié. 11/261:55 pmSYD - DEN
2 stops22h 03mAir New Zealand
Deal found 7/29$1,117
This Expedia deal was found by Cheapflights users on 7/26. 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.
vie. 8/17:05 pmDEN - CBR
2 stops30h 20mMultiple Airlines
jue. 8/146:20 amCBR - DEN
2 stops29h 10mMultiple Airlines
Deal found 7/26$1,184
This Air Canada deal was found by Cheapflights users on 7/28. 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.
vie. 9/127:05 pmDEN - CNS
2 stops24h 00mMultiple Airlines
vie. 9/197:15 pmCNS - DEN
2 stops33h 13mMultiple Airlines
Deal found 7/28$1,195
This oojo deal was found by Cheapflights users on 7/29. 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.
sáb. 10/49:28 pmDEN - MEL
2 stops54h 07mAir New Zealand
dom. 10/2612:10 pmMEL - DEN
2 stops35h 17mAir New Zealand
Deal found 7/29$1,225
This oojo deal was found by Cheapflights users on 7/29. 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.
jue. 10/239:28 pmDEN - HBA
2 stops44h 32mAir New Zealand
mar. 11/1112:20 pmHBA - DEN
2 stops23h 38mAir New Zealand
Deal found 7/29$1,300
This Gurufare deal was found by Cheapflights users on 7/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/811:58 amDEN - MEL
1 stop25h 47mQantas Airways
mié. 10/1511:55 amMEL - DEN
1 stop22h 49mQantas Airways
Deal found 7/27$1,303

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 2,558,603 searches. Data last updated julio 29, 2025.
Use the filters below to find and compare flights from Denver to Australia that are best for you.

Fly from

Denver

Fly to

Australia

Route

Depart

Return

Price

DenverSydney

DEN - SYD

DENSYD

Denver Intl

dom. 1/18

3:43 pm-2:40 pm

2 stops28h 57m

Sydney Kingsford Smith

dom. 2/1

11:20 am-12:29 pm

1 stop19h 09m

$931

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

mar. 8/5

7:48 pm-12:20 pm

2 stops24h 32m

Melbourne

mar. 8/19

6:00 am-12:28 pm

2 stops22h 28m

$950

DenverSydney

DEN - SYD

DENSYD

Denver Intl

dom. 11/30

7:05 pm-9:35 am

1 stop20h 30m

Sydney Kingsford Smith

dom. 12/14

7:45 am-12:37 pm

2 stops22h 52m

$956

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

sáb. 11/1

6:59 pm-10:10 am

2 stops23h 11m

Brisbane

sáb. 11/15

11:25 am-7:21 pm

2 stops24h 56m

$1,039

DenverBrisbane

DEN - BNE

DENBNE

Denver Intl

mar. 8/26

4:19 pm-7:05 am

1 stop22h 46m

Brisbane

mar. 10/28

9:45 am-12:23 pm

1 stop18h 38m

$1,053

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

mar. 9/9

11:15 am-12:00 pm

2 stops32h 45m

Melbourne

dom. 9/14

1:20 pm-12:26 am

2 stops27h 06m

$1,115

DenverSydney

DEN - SYD

DENSYD

Denver Intl

mié. 11/12

4:05 pm-8:45 am

2 stops22h 40m

Sydney Kingsford Smith

mié. 11/26

1:55 pm-5:58 pm

2 stops22h 03m

$1,117

DenverCanberra

DEN - CBR

DENCBR

Denver Intl

vie. 8/1

7:05 pm-5:25 pm

2 stops30h 20m

Canberra

jue. 8/14

6:20 am-7:30 pm

2 stops29h 10m

$1,184

DenverCairns

DEN - CNS

DENCNS

Denver Intl

vie. 9/12

7:05 pm-11:05 am

2 stops24h 00m

Cairns

vie. 9/19

7:15 pm-12:28 pm

2 stops33h 13m

$1,195

DenverSydney

DEN - SYD

DENSYD

Denver Intl

lun. 12/1

11:31 am-10:30 am

2 stops52h 59m

Sydney Kingsford Smith

mar. 12/9

9:45 pm-7:21 pm

2 stops39h 36m

$1,211

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 53 results
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Best time to book a flight from Denver to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Denver with our price prediction graph.
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 Denver to Australia

What is the cheapest month to book a flight from Denver to Australia?

Currently, February is the cheapest month in which you can book a flight from Denver to Australia (average of $1,028). Flying from Denver to Australia in December is currently the most expensive (average of $1,619). 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 DEN to AU?

Find hourly flight availability from Denver to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Australia as you normally would.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated julio 29, 2025.
Get a feel of what it's like to fly with ANA, China Airlines, and Singapore Airlines from Denver to Australia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
922 reviews

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
ANA
8.4
Very good
922 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
China Airlines
8.3
Very good
754 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Singapore Airlines
8.1
Very good
1,338 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Fiji Airways
8.0
Very good
202 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Delta
8.0
Very good
7,977 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

Find useful and relevant information for your journey from Denver to Australia. 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 from for flights from Denver to Australia?

    If you book a flight to Australia from Denver, you will be flying from Denver Intl, which is the city’s only airport. Denver Intl (DEN) is located 18.5 mi from the center of Denver.

  • What are the cheapest airlines to fly from Denver to Australia one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $600. Users have also found prices from $662 and $784 on Fiji Airways and Delta, respectively.

  • What are the most popular routes from Denver to Australia?

    The most popular flight routes from Denver to Australia are Denver Intl - Sydney Kingsford Smith, Denver Intl - Melbourne and Denver Intl - Brisbane.

  • Can I find deals for flights from Denver to Australia that include hotel bookings?

    Yes. In addition to deals on Denver to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Australia.

  • Can I find deals for business class flights from Denver to Australia?

    Yes. Cheapflights offers flight deals from Denver to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Australia?

    Currently, February is the cheapest month in which you can book a flight from Denver to Australia (average of $1,028). Flying from Denver to Australia in December is currently the most expensive (average of $1,619). 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.

See more FAQs

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Alternative routes for Denver to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Denver to Australia

Discover the top 8 airlines that operate flights from Denver 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 2,558,603 searches. Data last updated julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$645Average$1,282FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$693Average$992FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$745Average$856FlexibilityNo cancel feeOn-time75%
DeltaCheapest$830Average$1,214FlexibilityNo cancel feeOn-timeN/A
Air New ZealandCheapest$834Average$1,418FlexibilityNo cancel feeOn-time78%
Air CanadaCheapest$917Average$1,306FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,157Average$1,566FlexibilityNo cancel feeOn-time69%
Fiji AirwaysCheapest$1,159Average$1,283FlexibilityNo cancel feeOn-time74%

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