Cheap flights from Denver (DEN) to Sydney (SYD)

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The best prices from Denver Intl to Sydney Kingsford Smith are usually found in September or August, booked 19 days in advance, depart on a Tuesday or Monday and return on a Thursday

How to find the cheapest flight from
Denver (DEN) to Sydney (SYD)

All the information you need to plan the best DEN to SYD flight in 2021: compare Denver to Sydney flight prices with the expected peak season, weather and rainfall in Sydney.
DEN - SYD
Price
$813 - $1,847
SYD
Temperature
51.8 - 71.6 °F
SYD
Precipitation
2 - 5.1 inches

Popular in

December

High demand for flights, 37% potential price rise

Cheapest in

September

Best time to find cheap flights, 30% potential price drop

Round-trip from

$813

From Denver Intl to Sydney Kingsford Smith

One-way from

$692

One-way flight from Denver Intl to Sydney Kingsford Smith

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Denver to Sydney?

Travelers have found it’s best to book a flight 20 days in advance to save up to 22% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 20 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Denver to Sydney 1-2 weeks in advance for as low as $1,106, or $1,403 for flights within the next 24 hours.

What is the cheapest day to fly round-trip from Denver to Sydney?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Denver to Sydney?

September is one of the best times of the year to fly to Sydney from Denver. Prices for September average $1,161 per person but you can even find prices for as low as $534. The most expensive prices can be found in the month of December. Opting for a September flight can save you 59% on your journey compared to booking in September

When is the cheapest time to fly from Denver to Sydney (DEN - SYD)?

A simple way to save on the total cost of your ticket is to fly from Denver to Sydney in the morning. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the afternoon.

Cheap flights from Denver to Sydney in October, November 2021

The best prices found for DEN to SYD flights for October, November
23 Nov - 22 Feb
$1,065pp
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
23 Nov - 22 Feb
$1,085pp
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
     
3 STOPS
DEN
Denver Intl
11 Nov - 7 Dec
$1,258pp
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
DEN
Denver Intl

Denver Intl to Sydney 2021 flight deals

Cheap flights to Sydney from Denver found for this year
6 Dec - 13 Dec
$932pp
DEN
Denver Intl
Multiple Airlines
     
3 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
6 Dec - 13 Dec
$933pp
DEN
Denver Intl
Multiple Airlines
     
3 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
6 Dec - 13 Dec
$957pp
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
DEN
Denver Intl

Last minute flights from Denver to Sydney

Late deals on round-trip flights to Sydney from Denver, departing today and this week
22 Oct - 3 Nov
$3,547pp
DEN
Denver Intl
Multiple Airlines
 
1 STOP
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
23 Oct - 3 Nov
$3,581pp
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
22 Oct - 3 Nov
$3,620pp
DEN
Denver Intl
Multiple Airlines
 
1 STOP
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Qantas Airways
 
1 STOP
DEN
Denver Intl

One-way flights to Kingsford Smith from Denver

The cheapest one-way flights from Denver to Sydney
2:53 pm - 1:45 pm
Multiple Airlines
2 Stops
52h 52m
DEN - SYD
Multiple Airlines
$692
Kiwi.com
2:55 am - 1:45 pm
Multiple Airlines
2 Stops
40h 50m
DEN - SYD
Multiple Airlines
$701
Kiwi.com
4:20 am - 11:45 am
Multiple Airlines
2 Stops
38h 25m
DEN - SYD
Multiple Airlines
$713
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Denver</span> to <span class="emphasized">Sydney</span> flights.

Flight FAQs

From Denver to Sydney

Which airlines flying from Denver Intl to Sydney Kingsford Smith have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Virgin Australia, United Airlines, and Qantas Airways flying from Denver Intl to Sydney Kingsford Smith have implemented new flexible cancellation policies.

Can I find flights from Denver to Sydney for under $1,000 on Cheapflights?

Yes, there are multiple flights from Denver to Sydney for under $1,000. The cheapest flight booked recently is on Multiple Airlines for just $932, but on average you can expect to pay $1,007.

Are there last-minute flights available from Denver to Sydney for under $3,600?

There are currently 17+ open flights from Denver to Sydney within the next 7 days for less than $3,600.

How popular is this Denver to Sydney flight route?

The Denver Intl to Sydney Kingsford Smith flight path was viewed by 23 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest flights from Denver to Sydney?

Looking for the cheapest flight from Denver to Sydney? While on average our users pay $1,964, our data indicates the cheapest price to be $259. The most popular route (Denver Intl - Sydney Kingsford Smith), is priced around $933.

What are the most popular airlines that fly from Denver to Sydney?

When booking a flight from Denver to Sydney, you may want to consider flying on Major Airline, American Airlines or Air Canada as they are the most popular for this route.

COVID Restrictions

View COVID Travel Restrictions for Sydney, Australia

Do I need a COVID test to fly to Sydney from Denver?

Information is based on travel restrictions from Denver Intl to Sydney Kingsford Smith

Most visitors from Denver Intl will not be allowed to enter Sydney Kingsford Smith.

COVID-19 testing requirements
Visitors from Denver Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Sydney Kingsford Smith.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering Sydney Kingsford Smith.

Documents
Travel Authorization Form - Travelers who are not in an exempt category may request an individual exemption to Australia's travel restrictions using this form.


Do I need a test to fly back to Denver from Sydney?

Returning to Denver Intl from Sydney Kingsford Smith

COVID-19 testing requirements
Visitors from Sydney Kingsford Smith must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Denver Intl.

Quarantine requirements
Visitors from Sydney Kingsford Smith are not required to quarantine after entering Denver Intl.

Hide COVID Travel Restrictions for Sydney, Australia

Destination information for Sydney

Things to know before you go - useful duration and weather info for your trip from Denver to Sydney.
Today's exchange rate
$1 = $1.35
Average temperature for October in Sydney
57.2 °F
Avg rainfall for October in Sydney
5.8 ″

Airports servicing Denver

Airports servicing Sydney

Top 8 airlines flying from Denver Intl to Sydney Kingsford Smith

The chart below displays the airlines Cheapflights users traveling from Denver to Sydney choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
$122 $1,103 No cancel fee N/A
American Airlines
$225 $1,087 No cancel fee 71%
United Airlines
$225 $1,199 No cancel fee 69%
Virgin Australia
$505 $1,067 No cancel fee 80%
Qantas Airways
$530 $832 No cancel fee 74%
Fiji Airways
$681 $1,047 No cancel fee 74%
Air Canada
$816 $1,517 No cancel fee 67%
Air New Zealand
$877 $1,118 No cancel fee 78%