United Flights from Sydney (SYD) to Denver (DEN)

Change your flight without a fee on select flights

Money Saving Bundle when you purchase Hotel + Flight! 

Get mobile alerts about flight delays, gate changes and more with the FREE Wotif app

Cheapest United Flights from Sydney (SYD) to Denver (DEN)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

United

United Flights from SYD to DEN

How much is a United flight from Sydney (SYD) to Denver (DEN)?

One-way flights start as little as AU$1,950 and there are roundtrips available from AU$2,516. Get in! You can score some sweet deals with Wotif and United.

How many non-stop United flights from Sydney (SYD) to Denver (DEN) are there per day?

United flies flights direct every day between Sydney (SYD) and Denver (DEN).

How far is Sydney (SYD) from Denver (DEN)?

It’s from Sydney (SYD) to Denver (DEN).

What is the best airline to fly from Kingsford Smith Intl.?

At Wotif, we give you all the available options from our reputable partners. Select the airline that best suits your preferences and membership loyalties. You can fly from Kingsford Smith Intl. with: United. 

Can I change or cancel my United tickets from Sydney to Denver on Wotif?

Change of plans? No worries! We’re right here to make things as easy as possible. Check out the United rules and restrictions in your itinerary. You can also use the No Change Fees filter to find flexible plane tickets for future trips. For more information on how to cancel or change your flight on Wotif, visit our customer service portal.

How do I find the best deal on United flights from Sydney (SYD) to Denver (DEN)?

Just review and compare all our awesome offers or enter your travel dates to see more terrific deals on United flights from Sydney. And remember you can save even more when you bundle a hotel with your flight as part of a Wotif package. Sweet!

What’s a good way to get cheap United flight tickets from Sydney to Denver?

We have loads of cheap flights, so just enter your travel dates to see what’s available. If you can be flexible on when you fly, you’ll find even more epic flight deals. So get booking!

What is the cheapest time of year to fly from Sydney (SYD) to Denver (DEN)?

The cheapest time of the year for a return trip is July. One-way, the cheapest month to fly is July. Check our deal cards for details.

How long does it take to fly from SYD to DEN?

It typically takes hours to fly directly from Sydney (SYD) to Denver (DEN).

Epic Hotel in Denver

The Westin Denver International Airport
The Westin Denver International Airport
4.5 out of 5
8300 Pena Boulevard, Denver, CO
"Very friendly and attentive. Ver noce facility, and location is perfect."

Reviewed on 4 Jul. 2025

The Westin Denver International Airport
Gaylord Rockies Resort & Convention Center
Gaylord Rockies Resort & Convention Center
4.5 out of 5
6700 North Gaylord Rockies Boulevard, Aurora, CO
"Great service nice rooms"

Reviewed on 5 Jul. 2025

Gaylord Rockies Resort & Convention Center
Microtel Inn & Suites by Wyndham Denver Airport
Microtel Inn & Suites by Wyndham Denver Airport
2 out of 5
18600 E 63rd Ave, Denver, CO
"The hotel was good and you can see it was recently remodeled. The room was extremely hot and a lot smaller than it looked in the photos."

Reviewed on 4 Jul. 2025

Microtel Inn & Suites by Wyndham Denver Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

^Savings based on all package bookings made with Flight + Hotel on Wotif.com from , as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.