$492+ Cheap flights from Denver (DEN) to Sydney (SYD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SYD
Nov 7 — Nov 141
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Sydney with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Sydney
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Best
Last-minute
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Cheapest flights from Denver to SydneyExplore the most affordable flight options available from Denver to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
Explore the most affordable flight options available from Denver to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
This Trip.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:10 pm -
2 stops30h 25m
Wed 11/116:00 am -
3 stops35h 44m
Deal found 10/5![Multiple Airlines logo]()
$1,035
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:10 am -
2 stops33h 25m
Mon 11/162:00 pm -
2 stops22h 03m
Deal found 10/5![Multiple Airlines logo]()
$1,056
This Mytrip deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:54 pm -
2 stops29h 41m
Thu 11/192:00 pm -
2 stops22h 03m
Deal found 10/8![Multiple Airlines logo]()
$1,082
Best flights from Denver to SydneyDiscover carefully curated flight deals from Denver to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from Denver to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This Air New Zealand deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/23:45 pm -
2 stops22h 50m
Wed 3/1011:50 am -
2 stops22h 17m
Deal found 10/5![Air New Zealand logo]()
$1,205
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:56 pm -
1 stop18h 34m
Mon 11/3010:40 am -
1 stop26h 24m
Deal found 10/8![Delta logo]()
$1,598
This Qatar Airways deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1211:56 am -
2 stops37h 24m
Tue 2/1610:10 pm -
2 stops53h 36m
Deal found 10/8![Qatar Airways logo]()
$2,015
This Qantas Airways deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1112:16 pm -
1 stop24h 09m
Thu 12/3111:10 am -
1 stop18h 20m
Deal found 10/4![Qantas Airways logo]()
$2,296
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/189:15 pm -
1 stop41h 50m
Mon 12/2811:50 am -
1 stop19h 01m
Deal found 10/7![United Airlines logo]()
$2,788
This Delta deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:56 pm -
1 stop18h 34m
Mon 11/3010:40 am -
1 stop26h 24m
Deal found 10/5![Delta logo]()
$1,697
This China Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/155:35 pm -
2 stops48h 40m
Sun 1/310:10 pm -
3 stops43h 15m
Deal found 10/3![Multiple Airlines logo]()
$3,776
This Qantas Airways deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/131:26 pm -
1 stop25h 34m
Mon 2/1511:20 am -
1 stop19h 38m
Deal found 10/8![Qantas Airways logo]()
$2,621
This China Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/126:30 pm -
3 stops47h 45m
Fri 2/2610:10 pm -
2 stops55h 05m
Deal found 10/8![Multiple Airlines logo]()
$3,875
This Singapore Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/281:19 pm -
2 stops37h 56m
Fri 12/183:50 pm -
3 stops48h 50m
Deal found 10/5![Multiple Airlines logo]()
$3,881
This China Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:22 pm -
2 stops54h 53m
Sun 11/2210:10 pm -
3 stops55h 25m
Deal found 10/5![Multiple Airlines logo]()
$4,086
Last-minute flights from Denver to SydneyDiscover last-minute flight deals from Denver to Sydney. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Sydney. Data last updated October 8, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:10 pm -
2 stops30h 25m
Wed 11/116:00 am -
3 stops35h 44m
Deal found 10/5![Multiple Airlines logo]()
$1,035
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:10 am -
2 stops33h 25m
Mon 11/162:00 pm -
2 stops22h 03m
Deal found 10/5![Multiple Airlines logo]()
$1,056
This Mytrip deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:54 pm -
2 stops29h 41m
Thu 11/192:00 pm -
2 stops22h 03m
Deal found 10/8![Multiple Airlines logo]()
$1,082
One-way flights from Denver to SydneySearch for one-way flight options from Denver to Sydney. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
Search for one-way flight options from Denver to Sydney. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:54 pm -
1 stop23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:54 pm -
1 stop23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:54 pm -
1 stop23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:20 pm -
1 stop22h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$564
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/172:22 pm -
1 stop22h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$596
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2610:33 pm -
1 stop37h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/41:54 pm -
1 stop22h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$611
Find flight deals from Denver to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,035 (Trip.com) |
One-way from | $492 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $1,466 |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 8, 2026.
Use the filters below to find and compare flights from Denver to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sun 11/22
10:50 pm-4:45 pm
3 stops47h 55m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$684
Quickest round-trip
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Fri 1/1
11:49 am-10:20 am
3 stops28h 31m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$839
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Wed 12/30
7:30 pm-7:25 pm
2 stops53h 55m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$845
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Fri 11/20
6:42 am-6:25 am
3 stops29h 43m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$852
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Fri 10/23
6:42 pm-7:15 am
2 stops43h 33m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$882
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sat 12/12
7:00 am-6:25 am
2 stops29h 25m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$974
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Sat 12/26
7:04 pm-1:35 pm
3 stops48h 31m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,023
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Thu 12/10
1:54 pm-7:45 pm
2 stops35h 51m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,039
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Tue 1/5
12:09 pm-8:50 pm
2 stops38h 41m
Sydney Kingsford Smith
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,042
DenverSydney
DEN Denver Intl - SYD Sydney Kingsford Smith
DENSYD
Denver Intl
Tue 3/2
3:45 pm-8:35 am
2 stops22h 50m
Sydney Kingsford Smith
Wed 3/10
11:50 am-4:07 pm
2 stops22h 17m
$1,205
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Denver to Sydney
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Sydney in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Denver-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Sydney flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Denver to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Denver with our price prediction graph.
DEN-SYD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Denver to Sydney
How far ahead should I book a flight from Denver to Sydney?
The price you pay for your flight from Denver to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 31 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Denver to Sydney?
Currently, April is the cheapest month in which you can book a flight from Denver to Sydney (average of $1,180). Flying from Denver to Sydney in December is currently the most expensive (average of $1,797). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Denver to Sydney?
Airfare is below average for this route at the moment.
Denver to Sydney flights typically cost between $1,380 and $1,583 in October.The cheapest round-trip price found within the last 5 days was $1,035 on Multiple Airlines (Oct 26-Nov 11).
Reviews of airlines servicing Sydney
Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated October 8, 2026.
Read through reviews of airlines operating flights from Denver to Sydney, such as Air New Zealand,Delta, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.4
Crew
8.5
Food
7.5
Boarding
8.2
Comfort
7.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Oct 2026
YVR - AKL
Entertainment
7.4
Crew
8.5
Food
7.5
Boarding
8.2
Comfort
7.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Oct 2026
YVR - AKL
Entertainment
7.4
Crew
8.5
Food
7.5
Boarding
8.2
Comfort
7.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Oct 2026
YVR - AKL
Entertainment
7.4
Crew
8.5
Food
7.5
Boarding
8.2
Comfort
7.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Oct 2026
YVR - AKL
Entertainment
7.4
Crew
8.5
Food
7.5
Boarding
8.2
Comfort
7.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Oct 2026
YVR - AKL
Entertainment
7.4
Crew
8.5
Food
7.5
Boarding
8.2
Comfort
7.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Oct 2026
YVR - AKL
Related info for your journey
Find useful and relevant information for your journey from Denver to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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Denver and Sydney flights
Browse other Denver and Sydney flight options. Last updated on October 8, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
Top 7 airlines flying from Denver to Sydney
Discover the top 7 airlines that operate flights from Denver to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$197 | Average$1,105 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$684 | Average$781 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$844 | Average$1,624 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$847 | Average$1,345 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$850 | Average$1,459 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,093 | Average$1,465 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,180 | Average$1,374 | FlexibilityNo cancel fee | On-time78% |