SYD - DEN

$552 Find Cheap Flights from Sydney to Denver – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
$1,046
Typical prices: $1,578-$2,447
Qantas Airways
Sun 18/3Fri 30/3
SYD - DEN • 1 stop
Cheapest one-way flight
$552
Typical prices: $1,076-$1,710
Multiple Airlines
Fri 26/1
SYD - DEN • 2 stops
Direct flights
There are currently no direct flights between Sydney and Denver. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 18 weeks in advance save around 27% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 19% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg $1,759 (return)
Shortest trip • 20h 06m (one-way)
Insights
Insights
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We hope you enjoy your trip to Denver!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Sydney to Denver (SYD-DEN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Sydney to Denver

Thu, 18 Mar - Tue, 30 Mar
Qantas Airways Logo
11:15 - 13:11SYD  Sydney Kingsford Smith-DEN Denver Intl
18h 56m1 stop Los Angeles
Qantas Airways Logo
13:42 - 06:30DEN  Denver Intl-SYD Sydney Kingsford Smith
23h 48m1 stop Los Angeles
$1,046Qantas Airways
2 days ago
Tue, 2 Mar - Wed, 10 Mar
Qantas Airways Logo
11:15 - 13:11SYD  Sydney Kingsford Smith-DEN Denver Intl
19h 56m1 stop Los Angeles
Qantas Airways Logo
13:42 - 06:25DEN  Denver Intl-SYD Sydney Kingsford Smith
22h 43m1 stop Los Angeles
$1,049Qantas Airways
1 day ago
Tue, 2 Mar - Wed, 10 Mar
Multiple Airlines Logo
11:20 - 15:15SYD  Sydney Kingsford Smith-DEN Denver Intl
21h 55m2 stops Los Angeles Phoenix Sky Harbor Intl
Multiple Airlines Logo
13:42 - 06:25DEN  Denver Intl-SYD Sydney Kingsford Smith
22h 43m1 stop Los Angeles
$1,049Multiple Airlines
1 day ago
Thu, 18 Mar - Tue, 30 Mar
Multiple Airlines Logo
11:20 - 13:11SYD  Sydney Kingsford Smith-DEN Denver Intl
18h 51m1 stop Los Angeles
Multiple Airlines Logo
15:45 - 06:30DEN  Denver Intl-SYD Sydney Kingsford Smith
21h 45m2 stops Phoenix Sky Harbor Intl Los Angeles
$1,050Multiple Airlines
2 days ago
Tue, 2 Feb - Tue, 9 Mar
Air Canada Logo
11:20 - 12:25SYD  Sydney Kingsford Smith-DEN Denver Intl
19h 05m1 stop Vancouver Intl
Air Canada Logo
19:00 - 09:35DEN  Denver Intl-SYD Sydney Kingsford Smith
20h 35m1 stop Vancouver Intl
$1,540Air Canada
8 hours ago
Sun, 28 Mar - Mon, 12 Apr
Air Canada Logo
10:20 - 12:40SYD  Sydney Kingsford Smith-DEN Denver Intl
19h 20m1 stop Vancouver Intl
Air Canada Logo
19:00 - 07:20DEN  Denver Intl-SYD Sydney Kingsford Smith
20h 20m1 stop Vancouver Intl
$1,569Air Canada
20 hours ago
Thu, 28 Jan - Sun, 31 Jan
Air New Zealand Logo
09:55 - 22:10SYD  Sydney Kingsford Smith-DEN Denver Intl
30h 15m2 stops Auckland Intl Houston George Bush Intcntl
Air New Zealand Logo
13:35 - 08:35DEN  Denver Intl-SYD Sydney Kingsford Smith
25h 00m2 stops Los Angeles Auckland Intl
$1,736Air New Zealand
1 day ago
Thu, 21 Jan - Fri, 29 Jan
American Airlines Logo
11:10 - 18:16SYD  Sydney Kingsford Smith-DEN Denver Intl
25h 06m1 stop Los Angeles
American Airlines Logo
06:15 - 09:00DEN  Denver Intl-SYD Sydney Kingsford Smith
32h 45m1 stop Los Angeles
$1,776American Airlines
3+ days ago
Tue, 2 Mar - Wed, 10 Mar
American Airlines Logo
11:20 - 23:59SYD  Sydney Kingsford Smith-DEN Denver Intl
30h 39m1 stop Los Angeles
American Airlines Logo
16:28 - 06:55DEN  Denver Intl-SYD Sydney Kingsford Smith
20h 27m1 stop Dallas/Fort Worth
$1,969American Airlines
3+ days ago
Wed, 23 Dec - Wed, 6 Jan
Air New Zealand Logo
09:55 - 16:30SYD  Sydney Kingsford Smith-DEN Denver Intl
24h 35m2 stops Auckland Intl Los Angeles
Air New Zealand Logo
15:55 - 08:35DEN  Denver Intl-SYD Sydney Kingsford Smith
22h 40m2 stops Los Angeles Auckland Intl
$2,794Air New Zealand
3+ days ago
Booking Insights

Price, demand, and travel trends for Sydney to Denver flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Sydney to Denver?

Return flights from Sydney to Denver typically range from $1,578 to $2,447. The lowest price found in the past 5 days was $1,046 on Qantas Airways.

What's the cheapest day of the week to fly from Sydney to Denver?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Sydney to Denver. It's 11% cheaper than the average day, while Friday is the most expensive, with prices 23% higher.

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

•August is the cheapest month to fly from Sydney to Denver at $1,553 return.
•July ($2,646) and June ($2,419) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 70% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Sydney to Denver the cheapest?

Flights from Sydney to Denver are cheapest 18 weeks before departure. Booking in this window typically costs about 27% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Sydney to Denver flights

Low season

September

Cheapest flight

$552
Beat the crowds with an average 56% drop in travellers.
The most popular month to fly with an average 51% increase in travellers.
One-way flight from Sydney to Denver

When to book flights from Sydney to Denver

Are your dates flexible? Find out the best times to travel from Sydney to Denver based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Sydney to Denver flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Sydney to Denver?

    Three cabin classes are available on flights from Sydney to Denver:

    • Economy class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Sydney to Denver?

    A direct flight from Sydney to Denver takes 00m, covering 21,620 km.

  • Do I need a passport to fly from Sydney to Denver?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Sydney to Denver flight?

    Return flights from Sydney to Denver range from $1,578 to $2,447, with an average of $1,922 over the past 12 months. Anything below $1,578 counts as a good deal.

  • How expensive are last-minute Sydney to Denver flights?

    Last-minute fares on this route (booked within two weeks of departure) run 5% above the $1,922 route average. Book 18 weeks before departure for the lowest fares.

  • How are flight prices from Sydney to Denver looking right now?

    One-way fares from Sydney to Denver are currently higher than usual. Average one-way flight prices are about $1,750, which is 28% above the typical average for this route.

  • Which car hire options are available at Denver Intl Airport (DEN)?

    Denver Intl Airport (DEN) hosts 5 major car hire companies, with daily rates averaging $80 for economy cars. Top options include:

    • Routes Car & Truck Rentals
    • Europcar
    • Ace
    • NU Car
    • Hertz

  • Which airports can I use when flying from Sydney to Denver?

    Flights from Sydney to Denver usually depart from Sydney Kingsford Smith (SYD) and arrive at Denver Intl (DEN).

  • Which airports do connecting flights from Sydney to Denver pass through?

    One-stop flights from Sydney to Denver most commonly connect through:

    • Los Angeles (LAX) – 60% of one-stop connections
    • Vancouver Intl (YVR) – 29% of one-stop connections
    • San Francisco (SFO) – 7% of one-stop connections
    • Dallas/Fort Worth (DFW) – 4% of one-stop connections

  • Can I save money by using flexible dates for flights from Sydney to Denver?

    Yes. Flexible dates can save you up to 28% on flights from Sydney to Denver. Thursday is the cheapest departure day at $1,719 return on average, while Friday is the most expensive at $2,365, a difference of $646.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Sydney to Denver?

    Flying via Los Angeles (LAX) gives the shortest average 1-stop total travel time of 20h 06m, compared to 20h 18m via San Francisco (SFO) and 20h 50m via Vancouver Intl (YVR).

  • What is the time difference between Sydney and Denver?

    Denver is 18 hours behind Sydney (Mountain Time vs Eastern Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Denver?

    Ball Arena is one of the most viewed places in Denver on KAYAK.

Your guide to booking Sydney to Denver flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Friday. On this route, Thursday flights average $1,719, about $646 less than Friday fares (27% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 18 weeks before you fly. On this route, that window historically saves about 27% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Sydney to Denver trip for August. Fares historically average $1,553 return in that month – typically $1,093 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Denver Intl Airport.

    • The Westin Denver International Airport

More options for your flight from Sydney to Denver

Complete your trip to Denver with a hotel stay or car hire