Cheap Flights from Denver to Sydney

Compare Denver to Sydney flight deals

Find the cheapest month or even day of the year to fly to Sydney

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Flight deals from Denver to Sydney Airport

Looking for a cheap last-minute deal or the best return flight from Denver to Sydney Airport? If you want to travel next month, return fares start from Rs344,958. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Denver to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver to Sydney flights are currently cheapest in May.

Denver to Sydney: Alternative routes

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

Denver to Sydney: Flight information

The things to know before you go.
Cheapest flight foundRs125,488
Cheapest month to flyMay

Finding cheap flights from Denver to Sydney: Frequently asked questions

The best price we found for a return flight from Denver to Sydney is Rs242,393. 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 to Sydney. But we found flights with one stop from Rs242,393.
As of March 2026, there are no flights flying from Denver to Sydney.
The cheapest month to fly from Denver to Sydney is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Denver to Sydney Airport on Saturday, 23 May 2026.
No airlines currently offer direct flights between Denver 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.
The cheapest airline that flies to Sydney is Frontier Airlines .

Flying from Denver to Sydney Kingsford Smith International Airport (SYD): What you need to know

  • Sydney Kingsford Smith International Airport is located in Sydney. The city operates on the UTC+11 timezone and is 18 hours ahead of Denver.

  • Your flight from Denver to SYD won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • Popular months like October or holiday periods such as Thanksgiving and Christmas/New Year will mean longer queues at check-in and security. Play it safe and head to the airport even earlier. Arriving two hours before a domestic flight and up four hours ahead of an international flight is wise.

Airports in Denver

Denver International Airport (DEN)

  • Stopovers are the perfect opportunity to take a travel break and possibly even explore another city. When searching for cheap flights from Denver to SYD leaving from Denver International Airport (DEN), uncheck the 'Direct flights only' box to discover where you can stop along the way. Some popular options include:

    • Dallas Fort Worth International Airport (DFW)

    • Los Angeles International Airport (LAX)

    • San Francisco International Airport (SFO)

  • DEN is about 40 kilometres from central Denver. If you're ride-sharing, driving or catching a taxi from the centre, it'll take 35 minutes or so to get there, depending on traffic. If you're using public transport, expect the journey time to be around 35 minutes.

  • Booking a night at a hotel can take the hassle out of arriving at the airport on time. If you're looking for a place to stay before your flight from Denver to Sydney Kingsford Smith International Airport, check out Baymont by Wyndham Denver International Airport. It's a short ride from Denver International Airport.

  • 80% of flights departing from Denver International Airport touch down at their destination according to schedule. With its strong performance rating, you're unlikely to experience delays when flying out of DEN.

  • You'll find DEN at 8500 Pena Boulevard.

About Sydney Kingsford Smith International Airport (SYD)

Getting from Sydney Kingsford Smith International Airport (SYD) to central Sydney

  • Sydney Kingsford Smith International Airport to central Sydney is roughly 8 kilometres. If you're getting a taxi or renting a car, plan ahead to make your trip as smooth as possible. Journey times may vary depending on traffic conditions and the time of day.

  • It takes roughly 15 minutes if you're using public transport.

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

  • Rs125,488 is currently the best price for a one-way ticket from Denver to Sydney Kingsford Smith International Airport. Return flights start from Rs242,393. These prices can change depending on demand and availability.

  • Booking early is often the key to finding a cheap flight from Denver to SYD. Flight prices rise as demand increases, so the closer you get to departure, the more you'll likely pay.

  • If you have some flexibility with your travel dates, try using the 'Whole month' tool. It'll show you the lowest price across each month when searching for your Denver to Sydney Kingsford Smith International Airport ticket.

  • Spend less time searching for cheap plane tickets from Denver to SYD by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare pops up.

  • Filters make it easier to scoop up a deal on your flight from Denver to Sydney Kingsford Smith International Airport. Choose the flight times, carriers and stops that make sense for you. Then sort the results by 'Cheapest' to find the best price quickly.

The best time to fly from Denver to Sydney Kingsford Smith International Airport (SYD)

  • September is the quietest month for flights from Denver to Sydney Kingsford Smith International Airport (SYD), while July is the most popular. Figure out the ideal time to visit Sydney based on whether you want a lively atmosphere or a more laid-back vibe.

  • Book a Denver to SYD plane ticket departing in January if you want to experience the city during its warmest month. You can expect temperatures in Sydney to range from 17ºC to 32ºC.

  • If you want cooler conditions, search for a cheap ticket from Denver to Sydney Kingsford Smith International Airport in July when temperatures are between 5ºC and 19ºC.

More about Sydney

  • After booking your flight from Denver to Sydney Kingsford Smith International Airport, find a hotel that puts you in a great location. Make one of these accommodation options your base for exploring Sydney:

  • Your Sydney trip isn't complete without checking out the sights. Leading attractions you won't want to miss include Sydney Harbour, Sydney Harbour Bridge and Sydney Harbour.

Explore more of Australia

  • Sydney is always a good idea, but there are so many other parts of Australia just waiting to be explored. Around 241 kilometres southwest of Sydney, a visit to Canberra will keep your itinerary busy. Start with leading sights like National Gallery of Australia, National Portrait Gallery and Museum of Australian Democracy.

  • If you're ready to explore another major stop in Australia, head for Newcastle, about 129 kilometres northeast of Sydney. Bathers Way Coastal Walk, Merewether Beach and Nobbys Beach are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.