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962 € Cheap Flights from Denver International to Sydney

Compare Denver International to Sydney flight deals

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Flight deals from Denver International to Sydney

Looking for a cheap last-minute deal or the best return flight from Denver International Airport to Sydney Airport? If you want to travel next month, return fares start from 1.016 €. Find the lowest prices on one-way and return tickets right here.
Sydney.962 € per passenger.Departing Wed, 7 Oct, returning Wed, 14 Oct.Return flight with Frontier Airlines and Virgin Australia.Outbound indirect flight with Frontier Airlines, departs from Denver International on Wed, 7 Oct, arriving in Sydney.Inbound indirect flight with Virgin Australia, departs from Sydney on Wed, 14 Oct, arriving in Denver International.Price includes taxes and charges.From 962 €, select.
Sydney.988 € per passenger.Departing Fri, 23 Oct, returning Fri, 6 Nov.Return flight with Frontier Airlines and Jetstar.Outbound indirect flight with Frontier Airlines, departs from Denver International on Fri, 23 Oct, arriving in Sydney.Inbound indirect flight with Jetstar, departs from Sydney on Fri, 6 Nov, arriving in Denver International.Price includes taxes and charges.From 988 €, select.
Sydney.999 € per passenger.Departing Wed, 30 Sep, returning Sat, 10 Oct.Return flight with Frontier Airlines and Virgin Australia.Outbound indirect flight with Frontier Airlines, departs from Denver International on Wed, 30 Sep, arriving in Sydney.Inbound indirect flight with Virgin Australia, departs from Sydney on Sat, 10 Oct, arriving in Denver International.Price includes taxes and charges.From 999 €, select.
Sydney.1.016 € per passenger.Departing Sat, 22 Aug, returning Sat, 29 Aug.Return flight with Frontier Airlines and Fiji Airways.Outbound indirect flight with Frontier Airlines, departs from Denver International on Sat, 22 Aug, arriving in Sydney.Inbound indirect flight with Fiji Airways, departs from Sydney on Sat, 29 Aug, arriving in Denver International.Price includes taxes and charges.From 1.016 €, select.
Sydney.1.025 € per passenger.Departing Wed, 23 Sep, returning Wed, 30 Sep.Return flight with Frontier Airlines and Qantas.Outbound indirect flight with Frontier Airlines, departs from Denver International on Wed, 23 Sep, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Wed, 30 Sep, arriving in Denver International.Price includes taxes and charges.From 1.025 €, select.
Sydney.1.048 € per passenger.Departing Wed, 26 Aug, returning Tue, 8 Sep.Return flight with Frontier Airlines and Alaska Airlines.Outbound indirect flight with Frontier Airlines, departs from Denver International on Wed, 26 Aug, arriving in Sydney.Inbound indirect flight with Alaska Airlines, departs from Sydney on Tue, 8 Sep, arriving in Denver International.Price includes taxes and charges.From 1.048 €, select.
Sydney.1.058 € per passenger.Departing Mon, 9 Nov, returning Sun, 22 Nov.Return flight with Frontier Airlines and Virgin Australia.Outbound indirect flight with Frontier Airlines, departs from Denver International on Mon, 9 Nov, arriving in Sydney.Inbound indirect flight with Virgin Australia, departs from Sydney on Sun, 22 Nov, arriving in Denver International.Price includes taxes and charges.From 1.058 €, select.
Sydney.1.088 € per passenger.Departing Sat, 23 Jan, returning Sat, 30 Jan.Return flight with Alaska Airlines and Fiji Airways.Outbound indirect flight with Alaska Airlines, departs from Denver International on Sat, 23 Jan, arriving in Sydney.Inbound indirect flight with Fiji Airways, departs from Sydney on Sat, 30 Jan, arriving in Denver International.Price includes taxes and charges.From 1.088 €, select.
Sydney.1.126 € per passenger.Departing Thu, 23 Jul, returning Thu, 30 Jul.Return flight with Frontier Airlines and Fiji Airways.Outbound indirect flight with Frontier Airlines, departs from Denver International on Thu, 23 Jul, arriving in Sydney.Inbound indirect flight with Fiji Airways, departs from Sydney on Thu, 30 Jul, arriving in Denver International.Price includes taxes and charges.From 1.126 €, select.
Sydney.1.163 € per passenger.Departing Thu, 4 Feb, returning Thu, 18 Feb.Return flight with Alaska Airlines and Virgin Australia.Outbound indirect flight with Alaska Airlines, departs from Denver International on Thu, 4 Feb, arriving in Sydney.Inbound indirect flight with Virgin Australia, departs from Sydney on Thu, 18 Feb, arriving in Denver International.Price includes taxes and charges.From 1.163 €, select.
Sydney.1.170 € per passenger.Departing Fri, 26 Feb, returning Sun, 7 Mar.Return flight with Alaska Airlines and Virgin Australia.Outbound indirect flight with Alaska Airlines, departs from Denver International on Fri, 26 Feb, arriving in Sydney.Inbound indirect flight with Virgin Australia, departs from Sydney on Sun, 7 Mar, arriving in Denver International.Price includes taxes and charges.From 1.170 €, select.
Sydney.1.172 € per passenger.Departing Fri, 25 Sep, returning Fri, 13 Nov.Return flight with Frontier Airlines and Alaska Airlines.Outbound indirect flight with Frontier Airlines, departs from Denver International on Fri, 25 Sep, arriving in Sydney.Inbound indirect flight with Alaska Airlines, departs from Sydney on Fri, 13 Nov, arriving in Denver International.Price includes taxes and charges.From 1.172 €, select.
Sydney.1.224 € per passenger.Departing Tue, 1 Dec, returning Tue, 8 Dec.Return flight with Alaska Airlines and Qantas.Outbound indirect flight with Alaska Airlines, departs from Denver International on Tue, 1 Dec, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Tue, 8 Dec, arriving in Denver International.Price includes taxes and charges.From 1.224 €, select.
Sydney.1.234 € per passenger.Departing Sat, 21 Nov, returning Sat, 5 Dec.Return flight with Alaska Airlines and Jetstar.Outbound indirect flight with Alaska Airlines, departs from Denver International on Sat, 21 Nov, arriving in Sydney.Inbound indirect flight with Jetstar, departs from Sydney on Sat, 5 Dec, arriving in Denver International.Price includes taxes and charges.From 1.234 €, select.
Sydney.1.254 € per passenger.Departing Fri, 31 Jul, returning Sat, 8 Aug.Return flight with Frontier Airlines and Qantas.Outbound indirect flight with Frontier Airlines, departs from Denver International on Fri, 31 Jul, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Sat, 8 Aug, arriving in Denver International.Price includes taxes and charges.From 1.254 €, select.
Sydney.1.260 € per passenger.Departing Sat, 23 Jan, returning Sat, 6 Feb.Return flight with Alaska Airlines and Qantas.Outbound indirect flight with Alaska Airlines, departs from Denver International on Sat, 23 Jan, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Sat, 6 Feb, arriving in Denver International.Price includes taxes and charges.From 1.260 €, select.

Find the cheapest month to fly from Denver International to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Sydney flights are currently cheapest in October.
Jul
from 1.126 €
Aug
from 1.016 €
Sep
from 1.025 €
Oct
from 962 €
Nov
from 1.058 €
Dec
from 1.224 €
Jan
from 1.088 €
Feb
from 1.163 €
Mar
from 1.265 €
Apr
Find prices
May
from 1.359 €
Jun
from 1.408 €

Denver International to Sydney: Alternative routes

Compare routes from Denver International to Sydney below. You may find an airport to fly into that's cheaper, faster, or easier than Sydney.

Sydney

9km from central Sydney
ClosestCheapest
from 962 €
Search flights

Wollongong

86km from central Sydney
Search flights

Denver to Sydney: Flight information

The things to know before you go.
Cheapest flight found962 €
Cheapest month to flyOctober

Finding cheap flights from Denver International to Sydney: Frequently asked questions

The best price we found for a return flight from Denver International to Sydney is 962 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Denver International to Sydney. But we found flights with one or more stops from 962 €.
As of July 2026, there are no flights flying from Denver International to Sydney.
The cheapest month to fly from Denver International to Sydney is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Sydney Airport on Wednesday, 7 October 2026.
No airlines currently offer direct flights between Denver International Airport and Sydney Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sydney but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sydney is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Frontier Airlines offers the cheapest flight tickets to Sydney.

Flying from Denver International Airport (DEN) to Sydney Airport (SYD): what you need to know

  • Sydney is 18 hours ahead of Denver and follows the UTC+11 timezone.

  • To ensure you catch your DEN to SYD flight, leave enough time for things like check-in and baggage drop. Turning up two hours before international departures and an hour before domestic flights is the general rule.

  • Flying during a peak time such as July? Public holidays and other popular periods can lead to longer queues and delays at airport checkpoints. Play it safe and get there up to four hours before international flights and two hours before domestic departures.

  • If you want to explore another city along the way, just uncheck 'Direct flights only' when searching for your ticket from Denver International Airport to Sydney Airport. Here are the most popular stopovers between DEN and SYD:

    • Dallas Fort Worth International Airport

    • Los Angeles International Airport

    • San Francisco International Airport

How to find the cheapest flights from Denver International Airport (DEN) to Sydney Airport (SYD)

  • The lowest price we've found for a one-way Denver International Airport to Sydney Airport flight is 472 €. A round-trip fare right now is 962 €. Depending on the availability when you book, these fares could change.

  • To score cheap tickets from DEN to SYD, book in advance. Airlines tend to offer lower fares when flights are first made available.

  • If you're willing to be flexible with your travel plans, use the 'Whole month' search function. It'll show you the cheapest price across each month when searching for a flight from Denver International Airport to Sydney Airport.

  • You don't need to check every day to see if fares have dropped when you set up a Price Alert. We'll update you the moment the price changes on cheap flights from DEN to SYD.

  • Choose your preferred arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Denver International Airport to Sydney Airport.

Handy information about Denver International Airport (DEN)

  • DEN is located at 8500 Pena Boulevard.

  • Denver International Airport gets top marks for on-time performance. 80% of flights that take off from DEN land on time.

  • To reach Denver International Airport from central Denver, it'll take about 35 minutes if you're travelling by car. This depends on traffic, however. It's approximately 40 kilometres from the airport to the city centre.

  • Taking public transport? Expect a journey time of around 35 minutes.

  • Need a place to stay before your flight from Denver International Airport to Sydney Airport? Check out Baymont by Wyndham Denver International Airport. Enjoy a good night's sleep here before heading to DEN.

Arriving at Sydney Airport (SYD)

  • If you have a late Denver International Airport to Sydney Airport flight, few things top the convenience of being close to the terminal. Grab your suitcases from the carousel and then be showered and relaxing not long after at one of these hotels near SYD:

  • Grab a Sydney Airport rental car and explore Sydney and beyond with your own set of wheels. Simba car rental, Bargain Car Rentals and Yes Drive are top outlets to choose from here.

  • Lock in the lowest price by booking your ride from Sydney Airport about two weeks ahead of your departure.

When to fly to Sydney Airport (SYD)

  • The quietest month for a flight from Denver International Airport to Sydney Airport is March, while July is the busiest. Pick the best time to visit Sydney based on whether you prefer a faster pace or a more relaxed vibe.

  • The warmest month in Sydney is January, with temperatures ranging between 17ºC (63ºF) and 32ºC (90ºF). Lock in your flights from Denver International Airport to Sydney Airport in this month if this is the type of weather you enjoy.

  • If you like travelling in cooler conditions, look for a cheap ticket from DEN to SYD in July. Temperatures average between 5ºC (41ºF) and 19ºC (66ºF) then.

Explore more of Australia

  • You've visited Sydney, now it's time to explore other corners of Australia. Travel around 241 kilometres south-west to Canberra to tick off its top attractions. From National Gallery of Australia to National Portrait Gallery and Museum of Australian Democracy, there's plenty to keep you on the go.

  • Newcastle is another sought-after destination in Australia and is around 121 kilometres north-east of Sydney. No journey is complete without dropping by Merewether Beach, Nobbys Beach and Newcastle Beach.

Plan the rest of your trip from Denver to Sydney

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.