United Airlines Denver to Sydney Flights

Return flight: Sydney – Denver

Cheapflightsplus.com will find cheap United Airlines flights from Denver to Sydney. Compare airline ticket prices and book air tickets starting from $762 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Denver (CO) — Sydney by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $762, two-way – $1307.
Direct flights
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
10:15 am — 6:20 am
+2 days
10:15 am — 12:04 pm UA2041 United Airlines
Denver — San Francisco
8h 6m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
26h 5m
including layover
Find flight
from$762
10:15 am — 6:10 am
+2 days
10:15 am — 12:04 pm UA2041 United Airlines
Denver — San Francisco
8h 11m stop
8:15 pm — 6:10 am QF74 Qantas
San Francisco — Sydney
25h 55m
including layover
Find flight
from$1592
11:33 am — 6:20 am
+2 days
11:33 am — 1:23 pm UA1561 United Airlines
Denver — San Francisco
6h 47m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
24h 47m
including layover
Find flight
from$762
12:45 pm — 7:00 am
+2 days
12:45 pm — 4:16 pm UA514 United Airlines
Denver — Houston
4h 9m stop
8:25 pm — 7:00 am UA101 United Airlines
Houston — Sydney
24h 15m
including layover
Find flight
from$842
1:34 pm — 6:20 am
+2 days
1:34 pm — 3:25 pm UA304 United Airlines
Denver — San Francisco
4h 45m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
22h 46m
including layover
Find flight
from$762
3:59 pm — 6:20 am
+2 days
3:59 pm — 5:50 pm UA1300 United Airlines
Denver — San Francisco
2h 20m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
20h 21m
including layover
Find flight
from$762
3:59 pm — 9:15 am
+2 days
3:43 pm — 5:32 pm UA1300 United Airlines
Denver — San Francisco
5h 5m stop
10:55 pm — 9:15 am UA863 United Airlines
San Francisco — Sydney
23h 16m
including layover
Find flight
from$842
4:10 pm — 9:05 am
+2 days
4:05 pm — 5:39 pm UA564 United Airlines
Denver — Los Angeles
4h 54m stop
10:40 pm — 9:05 am UA839 United Airlines
Los Angeles — Sydney
22h 55m
including layover
Find flight
from$1218
5:20 pm — 9:15 am
+2 days
5:20 pm — 7:11 pm UA1076 United Airlines
Denver — San Francisco
3h 44m stop
10:55 pm — 9:15 am UA863 United Airlines
San Francisco — Sydney
21h 55m
including layover
Find flight
from$842
5:24 pm — 6:20 am
+2 days
5:24 pm — 7:15 pm UA1076 United Airlines
Denver — San Francisco
55m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
18h 56m
including layover
Find flight
from$1594
6:00 am — 6:20 am
+2 days
6:00 am — 7:50 am UA573 United Airlines
Denver — San Francisco
12h 20m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
30h 20m
including layover
Find flight
from$768
7:45 am — 6:20 am
+2 days
7:45 am — 9:36 am UA2391 United Airlines
Denver — San Francisco
10h 34m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
28h 35m
including layover
Find flight
from$762
7:45 pm — 9:05 am
+2 days
7:45 pm — 9:19 pm UA1368 United Airlines
Denver — Los Angeles
1h 13m stop
10:40 pm — 9:05 am UA839 United Airlines
Los Angeles — Sydney
19h 20m
including layover
Find flight
from$842
9:05 am — 6:20 am
+2 days
9:05 am — 10:56 am UA538 United Airlines
Denver — San Francisco
9h 14m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
27h 15m
including layover
Find flight
from$762
11:27 am — 6:20 am
+2 days
11:27 am — 1:03 pm UA1013 United Airlines
Denver — Los Angeles
45m stop
1:48 pm — 3:22 pm UA2234 United Airlines
Los Angeles — San Francisco
4h 48m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
24h 53m
including layover
Find flight
from$762
1:26 pm — 6:20 am
+2 days
1:26 pm — 3:03 pm UA282 United Airlines
Denver — Los Angeles
1h 7m stop
4:10 pm — 5:44 pm UA2019 United Airlines
Los Angeles — San Francisco
2h 26m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
22h 54m
including layover
Find flight
from$762
4:10 pm — 9:15 am
+2 days
4:10 pm — 5:46 pm UA564 United Airlines
Denver — Los Angeles
1h 34m stop
7:20 pm — 8:54 pm UA552 United Airlines
Los Angeles — San Francisco
2h 1m stop
10:55 pm — 9:15 am UA863 United Airlines
San Francisco — Sydney
23h 5m
including layover
Find flight
from$1218
9:45 am — 6:20 am
+2 days
9:45 am — 11:24 am UA405 United Airlines
Denver — Los Angeles
31m stop
11:55 am — 1:29 pm UA352 United Airlines
Los Angeles — San Francisco
6h 41m stop
8:10 pm — 6:20 am UA829 United Airlines
San Francisco — Sydney
26h 35m
including layover
Find flight
from$1218
*Departure and arrival times are local. Last updated on 12/22/2024

Flight Information

There are 32 flights by United Airlines from Denver to Sydney every week with departures from Denver International and Arapahoe Co. All flights arrive at Kingsford Smith, Bankstown, Palm Beach SPB, Rose Bay, Sydney West.

Departures start from 10:15 am to 9:45 am. Nonstop flight is 18h 56m. The time difference between Denver and Sydney is 5h.

  • The fastest flight 18h 56m
  • Average flight time 24h 15m
  • The earliest flight 10:15 am
  • The latest flight 9:45 am
  • Distance 8354 ml

The cheapest months for traveling to Sydney are january (from 762 $), february (from 842 $), november (from 959 $).

The most expensive and popular months are december (from 1 796 $), november (from 959 $), february (from 842 $).

The cheapest flight by United Airlines that our users were able to find is $762. This airfare is economy class on one-way UA2041 flight for January 22, 2025 leaving Denver International in Denver at 10:15 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 16 airline carriers between Denver and Sydney. Please review schedules and prices from the most popular airlines to find the best airfare deals from Denver to Sydney.

Nonstop flights

There’re no direct flights on this route. Try flights with stops.

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Connecting Flights

List of flights with layovers (1 and more stops):

  • from $714
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  • from $646
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  • from $1306
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  • QR - Qatar Airways
    from $1902
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  • CI - China Airlines
    from $1678
    Find
  • EK - Emirates
    from $2339
    Find
  • OZ - Asiana Airlines
    from $1479
    Find
  • NZ - Air New Zealand Limited
    from $1092
    Find
  • AS - Alaska Airlines
    from $1221
    Find
  • F9 - Frontier Airlines
    from $624
    Find
  • TK - Turkish Airlines
    from $1350
    Find
See more connecting flights

How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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