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Cheap flights from Sydney to Denver from $738

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — DEN
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Denver (DEN). 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 16 January 2026.

Round-trip from

$1,351

One-way from

$738

Popular in

January

Cheapest in

February

Average price

$1,995
9/2-22/2
  • 9/2-22/2
  • 4 total stops
  • 63h 44m total
  • Sydney to Denver
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1/2
  • 1/2
  • 2 total stops
  • 27h 29m total
  • Sydney to Denver
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($212 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($64 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Sydney to Denver

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Denver
Explore the most affordable flight options available from Sydney to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 January 2026.

Mon 9/214:00
SYD
-
DEN
2 stops27h 29m
Multiple Airlines
Sun 22/206:20
DEN
-
SYD
2 stops36h 15m
Multiple Airlines
Deal found 14/1$1,351
Mon 8/611:55
SYD
-
DEN
2 stops26h 58m
Air New Zealand
Tue 23/615:45
DEN
-
SYD
2 stops25h 00m
Air New Zealand
Deal found 15/1$1,387
Tue 28/707:50
SYD
-
DEN
2 stops31h 03m
Air New Zealand
Tue 4/817:50
DEN
-
SYD
2 stops32h 20m
Air New Zealand
Deal found 16/1$1,453
Sat 7/213:55
SYD
-
DEN
2 stops22h 23m
Air New Zealand
Sat 21/213:45
DEN
-
SYD
2 stops25h 00m
Air New Zealand
Deal found 15/1$1,457
Mon 2/313:55
SYD
-
DEN
2 stops22h 28m
Air New Zealand
Mon 9/316:10
DEN
-
SYD
2 stops23h 35m
Air New Zealand
Deal found 16/1$1,518
Mon 9/211:20
SYD
-
DEN
1 stop19h 17m
Air Canada
Sun 22/220:59
DEN
-
SYD
1 stop42h 36m
Air Canada
Deal found 14/1$1,521
Mon 9/213:55
SYD
-
DEN
2 stops22h 23m
Air New Zealand
Sun 22/216:03
DEN
-
SYD
2 stops22h 42m
Air New Zealand
Deal found 14/1$1,529
Mon 2/314:00
SYD
-
DEN
2 stops22h 05m
Multiple Airlines
Mon 9/309:00
DEN
-
SYD
1 stop29h 25m
Multiple Airlines
Deal found 16/1$1,554

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Denver 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 647,157 searches. Data last updated 16 January 2026.
Use the filters below to find and compare flights from Sydney to Denver that are best for you.

Fly from

Sydney

Fly to

Denver

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 7/2

13:55-18:18

2 stops22h 23m

Denver Intl

Sat 21/2

13:45-08:45

2 stops25h 00m

$1,457

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 2/3

14:00-18:05

2 stops22h 05m

Denver Intl

Mon 9/3

09:00-07:25

1 stop29h 25m

$1,554

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Mon 23/2

11:20-12:37

1 stop19h 17m

Denver Intl

Fri 27/2

20:59-09:35

1 stop42h 36m

$1,590

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 1/3

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 8/3

20:59-08:35

1 stop42h 36m

$1,592

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Thu 19/2

11:20-19:28

1 stop26h 08m

Denver Intl

Mon 23/2

11:49-09:35

1 stop27h 46m

$1,621

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 21/3

10:20-12:37

1 stop19h 17m

Denver Intl

Wed 1/4

20:49-08:20

1 stop42h 31m

$1,656

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Wed 4/3

08:30-17:44

2 stops27h 14m

Denver Intl

Sun 24/5

17:30-07:20

2 stops45h 50m

$1,657

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 7/2

11:20-17:59

1 stop24h 39m

Denver Intl

Sat 21/2

19:05-09:35

1 stop20h 30m

$1,660

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 3/2

10:30-17:26

3 stops48h 56m

$822

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Fri 6/3

06:20-00:30

3 stops36h 10m

$879

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 17 results
1
2

Best time to book a flight from Sydney to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Sydney 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.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Denver

How far ahead should I book a flight from Sydney to Denver?

Use this chart to determine the optimal time to book a return flight from Sydney to Denver. Price data was last updated on 9 January 2026.

The best time to book flights from Sydney to Denver is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Sydney to Denver (average of $797). Flying from Sydney to Denver in December is currently the most expensive (average of $1,444). 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 for a return flight from Sydney to Denver?

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated 16 January 2026.
Read through reviews of airlines operating flights from Sydney to Denver, such as Air New Zealand, Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Comfort

8.0

Overall

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air New Zealand
8.0
Very Good
570 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Comfort

8.0

Overall

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Qantas Airways
7.5
Good
971 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Comfort

8.0

Overall

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
United Airlines
7.4
Good
9,164 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Comfort

8.0

Overall

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air Canada
7.1
Good
10,622 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Comfort

8.0

Overall

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………

Related info for your journey

Find useful and relevant information for your journey from Sydney to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sydney to Denver?

    For as low as $1,590, Air New Zealand can have you in Denver from Sydney in 19h 17m. Sydney and Denver are separated by a distance of 13435 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Sydney to Denver round-trip?

    Currently priced at $1,017, Qantas Airways will fly you from Sydney to Denver and back. In addition to Qantas Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Air New Zealand - these airlines can fly you to your destination from $1,281 and $1,294, respectively. You may be able to fly from Sydney to Denver for 33% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sydney to Denver 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 Sydney to Denver?

    Currently, March is the cheapest month in which you can book a flight from Sydney to Denver (average of $797). Flying from Sydney to Denver in December is currently the most expensive (average of $1,444). 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

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Englewood

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Fly from Sydney to Denver on these airlines

Choose from the following airlines for your flight from Sydney to Denver. Flights are based on user searches made on Cheapflights and were last updated on 16 January 2026.
Qantas Airways flights from Sydney Kingsford Smith to Denver Intl
Air Canada flights from Sydney Kingsford Smith to Denver Intl
United Airlines flights from Sydney Kingsford Smith to Denver Intl

Top 4 airlines flying from Sydney to Denver

Discover the top 4 airlines that operate flights from Sydney to Denver. 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 647,157 searches. Data last updated 16 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,017Average$1,167FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,281Average$1,586FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,294Average$1,510FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,425Average$1,908FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Denver?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Denver from Sydney today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Sydney to Denver?

Cheapflights helps you find that perfect flight to Denver from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sydney to Denver with no change fees?

Yes! Cheapflights helps users easily find flights from Sydney to Denver with no change fees.

Can Cheapflights notify me if prices for flights from Sydney to Denver become cheaper?

Of course! You can now track prices for flights from Sydney to Denver and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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