S$525 Cheap Flights from Denver to Sydney

View S$525 flight on Thu, 26 Jun,2025Opens in a new window

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Cheap Flights from Denver to Sydney (DEN-SYD)

Prices were available within the past 7 days and start at S$525 for one-way flights and S$1,123 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,123 Return, found 4 days ago
S$1,123
Return
found 4 days ago
Select American Airlines flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,123 found 4 days ago
Qantas Airways
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,136 Return, found 4 days ago
S$1,136
Return
found 4 days ago
Select Qantas Airways flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,136 found 4 days ago
Air Canada
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,441 Return, found 4 days ago
S$1,441
Return
found 4 days ago
Select Air Canada flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,441 found 4 days ago
Air Canada
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,450 Return, found 4 days ago
S$1,450
Return
found 4 days ago
Select Air Canada flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,450 found 4 days ago
Air Canada
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,896 Return, found 4 days ago
S$1,896
Return
found 4 days ago
Select Air Canada flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,896 found 4 days ago
Air Canada
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,911 Return, found 4 days ago
S$1,911
Return
found 4 days ago
Select Air Canada flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,911 found 4 days ago
United
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,923 Return, found 4 days ago
S$1,923
Return
found 4 days ago
Select United flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,923 found 4 days ago
United
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,930 Return, found 4 days ago
S$1,930
Return
found 4 days ago
Select United flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,930 found 4 days ago
American Airlines
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$1,960 Return, found 4 days ago
S$1,960
Return
found 4 days ago
Select American Airlines flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$1,960 found 4 days ago
Delta
Wed, 5 Mar - Sun, 9 Mar
DEN
Denver
SYD
Sydney
S$2,024 Return, found 4 days ago
S$2,024
Return
found 4 days ago
Select Delta flight, departing Wed, 5 Mar from Denver to Sydney, returning Sun, 9 Mar, priced at S$2,024 found 4 days ago
Denver to Sydney route information
Origin airport
Denver Intl.
Destination airport
Kingsford Smith Intl.
Return price
S$1,122
Distance
13364 km

Flights from Denver to Sydney

There are several airlines that operate frequent flights from Denver (DEN) to Sydney (SYD) including

The earliest flight leaves Denver Intl. Airport at 12:25 and arrives at Kingsford Smith Intl. Airport at 05:35. The last flight of the day departs Denver at 20:16 and arrives at Sydney at 10:25.

The flight distance from Denver to Sydney is about 14097 km, the shortest flight is 18 hours 20 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Sydney flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Denver Sydney flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Denver to Sydney trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Sydney flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Denver to Sydney with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from DIA airport to SYD?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight between DEN and Sydney Airport was S$1,123. Cheap tickets don’t wait forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DIA airport to Sydney Airport?
This differs between airlines, as each one has its own set of terms and conditions. Head to the Customer Service Portal, where there are easy instructions on how to cancel online.
How do I find cheap flights from DEN to Kingsford Smith Intl. Airport (SYD) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for DEN to Sydney Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from DIA airport to Kingsford Smith Intl. Airport (SYD)?
The distance is around 13,500 kilometres. Travel pillow? Check. Toothbrush? Double check. We recommend you pack all the essentials for this long-haul Denver to Sydney flight.
Which airlines fly direct from Denver Intl. Airport (DEN) to Mascot Airport?
If you want to fly straight from DIA airport to Kingsford Smith Intl. Airport (SYD), you’ll have to book a flight with at least one stop. Unfortunately, there are no airlines that fly directly between these airports.
Are Denver Intl. Airport (DEN) to Sydney Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from DIA airport to Sydney Airport can be hit-or-miss. You may be able to find a bargain, but you could also miss out completely! If you’d rather play it safe and start your travel planning ahead of time, Expedia compares flight deals up to a year in advance. Just remember that not all airlines list their prices that far in advance. Our top tip? Check back often as prices are updated frequently.
*Available to Expedia members.