Cheap Flights from Denver, CO to Sydney from $629

Return flight: Sydney – Denver

On Cheapflightsplus.com you will find 483 connecting flights from Denver to Sydney. You can compare airfare deals from 21 airlines and multiple travel sites from $629, book and save on cheap plane tickets and last minute offers. Also check out DEN-SYD flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Denver to Sydney Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $629 (one-way), $1079 (round-trip).
Direct flights
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Full flight schedule will help you in detecting at what time planes fly from Denver to Sydney. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
05:00 — 07:00
+2 days
05:00 — 08:27 UA320 United Airlines
Denver — Houston
11h 58m stop
20:25 — 07:00 UA101 United Airlines
Houston — Sydney
32h
including layover
Find flight
from$1786
06:00 — 06:20
+2 days
06:00 — 07:50 UA573 United Airlines
Denver — San Francisco
12h 20m stop
20:10 — 06:20 UA829 United Airlines
San Francisco — Sydney
30h 20m
including layover
Find flight
from$775
06:05 — 09:05
+2 days
06:00 — 07:34 UA1093 United Airlines
Denver — Los Angeles
15h 1m stop
22:40 — 09:05 UA839 United Airlines
Los Angeles — Sydney
33h
including layover
Find flight
from$1834
07:45 — 06:20
+2 days
07:45 — 09:36 UA2391 United Airlines
Denver — San Francisco
10h 34m stop
20:10 — 06:20 UA829 United Airlines
San Francisco — Sydney
28h 35m
including layover
Find flight
from$769
08:30 — 09:35
+2 days
08:30 — 10:31 AC8709 Air Canada
Denver — Vancouver
12h 9m stop
22:40 — 09:35 AC33 Air Canada
Vancouver — Sydney
31h 5m
including layover
Find flight
from$785
08:30 — 06:55
+2 days
08:30 — 10:31 AC8709 Air Canada
Denver — Vancouver
9h 34m stop
20:05 — 06:55 AC37 Air Canada
Vancouver — Sydney
28h 25m
including layover
Find flight
from$880
09:05 — 06:20
+2 days
09:05 — 10:56 UA538 United Airlines
Denver — San Francisco
9h 14m stop
20:10 — 06:20 UA829 United Airlines
San Francisco — Sydney
27h 15m
including layover
Find flight
from$769
09:53 — 09:35
+2 days
09:50 — 15:02 AC4883 Air Canada
Denver — Toronto
3h 38m stop
18:40 — 09:35 AC33 Air Canada
Toronto — Sydney
29h 42m
including layover
Find flight
from$790
10:15 — 06:20
+2 days
10:15 — 12:04 UA2041 United Airlines
Denver — San Francisco
8h 6m stop
20:10 — 06:20 UA829 United Airlines
San Francisco — Sydney
26h 5m
including layover
Find flight
from$769
10:51 — 06:10
+2 days
10:51 — 12:47 F91229 Frontier Airlines
Denver — San Francisco
7h 28m stop
20:15 — 06:10 QF74 Qantas
San Francisco — Sydney
25h 19m
including layover
Find flight
from$1429
11:33 — 06:20
+2 days
11:33 — 13:23 UA1561 United Airlines
Denver — San Francisco
6h 47m stop
20:10 — 06:20 UA829 United Airlines
San Francisco — Sydney
24h 47m
including layover
Find flight
from$769
11:48 — 06:55
+2 days
11:48 — 13:58 AC5667 Air Canada
Denver — Vancouver
6h 7m stop
20:05 — 06:55 AC37 Air Canada
Vancouver — Sydney
25h 7m
including layover
Find flight
from$880
12:11 — 06:35
+2 days
11:31 — 14:36 F94070 Frontier Airlines
Denver — Dallas
5h 8m stop
20:25 — 06:35 QF8 Qantas
Dallas — Sydney
24h 24m
including layover
Find flight
from$1273
12:45 — 07:00
+2 days
12:45 — 16:16 UA514 United Airlines
Denver — Houston
4h 9m stop
20:25 — 07:00 UA101 United Airlines
Houston — Sydney
24h 15m
including layover
Find flight
from$848
13:00 — 07:25
+2 days
13:00 — 14:44 QF3005 Qantas
Denver — Los Angeles
6h 36m stop
21:20 — 07:25 QF12 Qantas
Los Angeles — Sydney
24h 25m
including layover
Find flight
from$652
13:34 — 06:20
+2 days
13:34 — 15:25 UA304 United Airlines
Denver — San Francisco
4h 45m stop
20:10 — 06:20 UA829 United Airlines
San Francisco — Sydney
22h 46m
including layover
Find flight
from$769
14:43 — 06:35
+2 days
14:43 — 17:42 QF4303 Qantas
Denver — Dallas
2h 43m stop
20:25 — 06:35 QF8 Qantas
Dallas — Sydney
21h 52m
including layover
Find flight
from$3485
15:56 — 09:35
+2 days
15:51 — 18:03 AC3215 Air Canada
Denver — Vancouver
4h 37m stop
22:40 — 09:35 AC33 Air Canada
Vancouver — Sydney
23h 39m
including layover
Find flight
from$785
15:59 — 06:20
+2 days
15:59 — 17:50 UA1300 United Airlines
Denver — San Francisco
2h 20m stop
20:10 — 06:20 UA829 United Airlines
San Francisco — Sydney
20h 21m
including layover
Find flight
from$769
16:05 — 07:25
+2 days
14:09 — 15:38 F93155 Frontier Airlines
Denver — Los Angeles
3h 37m stop
21:20 — 07:25 QF12 Qantas
Los Angeles — Sydney
21h 20m
including layover
Find flight
from$1200
17:20 — 09:15
+2 days
17:20 — 19:11 UA1076 United Airlines
Denver — San Francisco
3h 44m stop
22:55 — 09:15 UA863 United Airlines
San Francisco — Sydney
21h 55m
including layover
Find flight
from$848
17:40 — 09:35
+3 days
17:40 — 22:52 AC1038 Air Canada
Denver — Toronto
19h 48m stop
18:40 — 09:35 AC33 Air Canada
Toronto — Sydney
45h 55m
including layover
Find flight
from$790
18:00 — 09:35
+2 days
18:00 — 20:01 AC8713 Air Canada
Denver — Vancouver
2h 39m stop
22:40 — 09:35 AC33 Air Canada
Vancouver — Sydney
21h 35m
including layover
Find flight
from$785
18:00 — 09:35
+2 days
18:00 — 20:05 AC575 Air Canada
Denver — Vancouver
2h 35m stop
22:40 — 09:35 AC33 Air Canada
Vancouver — Sydney
21h 35m
including layover
Find flight
from$1292
19:20 — 09:15
+2 days
06:01 — 07:50 UA281 United Airlines
Denver — San Francisco
1h 46m stop
22:55 — 09:15 UA863 United Airlines
San Francisco — Sydney
19h 55m
including layover
Find flight
from$848
19:45 — 09:05
+2 days
19:45 — 21:19 UA1368 United Airlines
Denver — Los Angeles
1h 13m stop
22:40 — 09:05 UA839 United Airlines
Los Angeles — Sydney
19h 20m
including layover
Find flight
from$848
20:55 — 06:35
+3 days
20:55 — 23:54 F92632 Frontier Airlines
Denver — Dallas
20h 24m stop
20:25 — 06:35 QF8 Qantas
Dallas — Sydney
39h 40m
including layover
Find flight
from$2089
16:07 — 19:45
+2 days
16:07 — 17:41 F94917 Frontier Airlines
Denver — San Francisco
14h 4m stop
07:45 — 11:20 HA11 Hawaiian Airlines
San Francisco — Honolulu
50m stop
12:10 — 19:45 HA451 Hawaiian Airlines
Honolulu — Sydney
33h 38m
including layover
Find flight
from$629
*Departure and arrival times - local. Updated on November 17, 2024

Flight Information

Below we will explain in detail what the flights cost on the destination from Denver to Sydney depends on and how to choose the most interesting flight option for you.

Distance between Denver and Sydney is 13444 miles. Time difference between the cities is 5h. Airplanes depart 05:00 to 23:27 from 2 Denver airports and arrive 05:00 to 23:27 to 5 Sydney airports. Average flight time is 32h.

  • The fastest flight 18h 56m
  • Average flight time 32h
  • The earliest flight 05:00
  • The latest flight 23:27
  • Distance 8354 ml

The cheapest months to travel to Sydney are february (from 629 $), november (from 691 $), january (from 769 $).

The most expensive months are december (from 880 $), january (from 769 $), november (from 691 $).

What is the lowest airfare Denver to Sydney?

The cheapest plane ticket found by our users is $629. This airfare is for economy class on one-way F94917 flight by Frontier Airlines for February 21, 2025 which leaves Denver International in Denver at 16:07 am and arrives at Sydney Kingsford Smith at 19:45.

Economy class
$629
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Business class
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First class
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Popular Airlines on the Route

The flight Denver — Sydney is served by 21 regular airline and 1 low-cost airline. Most of the flights on this route are operated by Air Canada - 180 departures per week at the price of from $ 719 . And the most expensive tickets are offered by Air Canada airline - from $ 9777.

Direct flights

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

Connecting Flights

There are 483 flights with layovers on the route. The fastest connecting flight is UA1076 by United Airlines takes 18h 56m and the cheapest is F94917 by Frontier Airlines for $629.

  • from $719
    Find
  • from $769
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  • from $652
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  • from $1316
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  • QR - Qatar Airways
    from $1917
    Find
  • JL - Japan Airlines - JAL
    from $1892
    Find
  • FJ - Air Pacific
    from $1719
    Find
  • CI - China Airlines
    from $1691
    Find
  • EK - Emirates
    from $2358
    Find
  • OZ - Asiana Airlines
    from $1491
    Find
  • NZ - Air New Zealand Limited
    from $1101
    Find
  • AS - Alaska Airlines
    from $1231
    Find
See more connecting flights

Airports

You can fly from Denver to Sydney from 2 airports (Denver International, Arapahoe Co).

Denver airports

  • Denver International-DEN
    from $629
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  • Arapahoe Co-APA
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Sydney airports

  • Bankstown-BWU
    Find
  • Palm Beach SPB-LBH
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  • Rose Bay-RSE
    Find
  • Kingsford Smith-SYD
    Find
  • Sydney West-SWZ
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How to book a plane 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 flight ticket.
  • 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.

    To find a plane ticket, please select dates.

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