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Cheap flights from Phoenix Sky Harbor Intl Airport to Sydney from $783

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Sydney departing on 1/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:15 - 22:05
PHX
-
SYD
43h 50m2 stops
Multiple Airlines Logo
14:00 - 23:55
SYD
-
PHX
27h 55m2 stops
$1,231Multiple Airlines
Thu, 5 Feb - Thu, 12 Feb
Qantas Airways Logo
18:08 - 09:00
PHX
-
SYD
20h 52m1 stop
Qantas Airways Logo
07:05 - 19:10
SYD
-
PHX
30h 05m2 stops
$1,385Qantas Airways
Sun, 8 Feb - Wed, 18 Feb
Qantas Airways Logo
18:13 - 20:50
PHX
-
SYD
32h 37m2 stops
Qantas Airways Logo
11:20 - 18:16
SYD
-
PHX
24h 56m1 stop
$1,420Qantas Airways
Sun, 1 Mar - Sun, 8 Mar
Qantas Airways Logo
18:13 - 09:00
PHX
-
SYD
20h 47m1 stop
Qantas Airways Logo
11:20 - 14:34
SYD
-
PHX
21h 14m1 stop
$1,469Qantas Airways
Thu, 26 Feb - Tue, 10 Mar
Qantas Airways Logo
18:08 - 09:00
PHX
-
SYD
20h 52m1 stop
Qantas Airways Logo
11:20 - 12:47
SYD
-
PHX
19h 27m1 stop
$1,471Qantas Airways
Thu, 5 Feb - Thu, 12 Feb
Multiple Airlines Logo
08:00 - 07:25
PHX
-
SYD
29h 25m1 stop
Multiple Airlines Logo
17:45 - 19:08
SYD
-
PHX
19h 23m1 stop
$1,477Multiple Airlines
Sun, 8 Feb - Wed, 18 Feb
United Airlines Logo
13:26 - 07:00
PHX
-
SYD
24h 34m2 stops
United Airlines Logo
09:30 - 14:38
SYD
-
PHX
22h 08m1 stop
$1,504United Airlines
Mon, 20 Apr - Mon, 11 May
United Airlines Logo
10:58 - 09:15
PHX
-
SYD
28h 17m2 stops
United Airlines Logo
10:30 - 12:24
SYD
-
PHX
19h 54m1 stop
$1,510United Airlines
Tue, 3 Mar - Wed, 1 Apr
United Airlines Logo
08:30 - 09:05
PHX
-
SYD
30h 35m1 stop
United Airlines Logo
10:20 - 17:43
SYD
-
PHX
25h 23m1 stop
$1,513United Airlines
Sun, 1 Mar - Sun, 8 Mar
United Airlines Logo
18:01 - 07:00
PHX
-
SYD
42h 59m1 stop
United Airlines Logo
12:10 - 20:50
SYD
-
PHX
26h 40m1 stop
$1,515United Airlines
Mon, 2 Mar - Tue, 10 Mar

Qantas Airways flights from Phoenix Sky Harbor Intl Airport to Sydney

Our best Qantas Airways deals on Phoenix Sky Harbor Intl Airport to Sydney flight tickets
Qantas Airways
8 Feb
PHX18:08Phoenix Sky Harbor Intl
20h 52m
1 stop
SYD09:00Sydney Kingsford Smith
18 Feb
SYD07:05Sydney Kingsford Smith
30h 05m
2 stops
PHX19:10Phoenix Sky Harbor Intl
$1,385
Find similar
Qantas Airways
1 Mar
PHX18:13Phoenix Sky Harbor Intl
32h 37m
2 stops
SYD20:50Sydney Kingsford Smith
8 Mar
SYD11:20Sydney Kingsford Smith
24h 56m
1 stop
PHX18:16Phoenix Sky Harbor Intl
$1,420
Find similar
Qantas Airways
26 Feb
PHX18:13Phoenix Sky Harbor Intl
20h 47m
1 stop
SYD09:00Sydney Kingsford Smith
10 Mar
SYD11:20Sydney Kingsford Smith
21h 14m
1 stop
PHX14:34Phoenix Sky Harbor Intl
$1,469
Find similar

United Airlines flights from Phoenix Sky Harbor Intl Airport to Sydney

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Sydney flight tickets
United Airlines
20 Apr
PHX13:26Phoenix Sky Harbor Intl
24h 34m
2 stops
SYD07:00Sydney Kingsford Smith
11 May
SYD09:30Sydney Kingsford Smith
22h 08m
1 stop
PHX14:38Phoenix Sky Harbor Intl
$1,504
Find similar
United Airlines
3 Mar
PHX10:58Phoenix Sky Harbor Intl
28h 17m
2 stops
SYD09:15Sydney Kingsford Smith
1 Apr
SYD10:30Sydney Kingsford Smith
19h 54m
1 stop
PHX12:24Phoenix Sky Harbor Intl
$1,510
Find similar
United Airlines
1 Mar
PHX08:30Phoenix Sky Harbor Intl
30h 35m
1 stop
SYD09:05Sydney Kingsford Smith
8 Mar
SYD10:20Sydney Kingsford Smith
25h 23m
1 stop
PHX17:43Phoenix Sky Harbor Intl
$1,513
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Phoenix Sky Harbor Intl Airport 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, momondo users made 78,305 searches. Data last updated 22 December 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Thu 5/2

08:15-22:05

2 stops43h 50m

Sydney Kingsford Smith

Thu 12/2

14:00-23:55

2 stops27h 55m

$1,231

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Sun 8/2

18:08-09:00

1 stop20h 52m

Sydney Kingsford Smith

Wed 18/2

07:05-19:10

2 stops30h 05m

$1,385

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Sun 1/3

18:13-20:50

2 stops32h 37m

Sydney Kingsford Smith

Sun 8/3

11:20-18:16

1 stop24h 56m

$1,420

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Thu 26/2

18:13-09:00

1 stop20h 47m

Sydney Kingsford Smith

Tue 10/3

11:20-14:34

1 stop21h 14m

$1,469

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Thu 5/2

18:08-09:00

1 stop20h 52m

Sydney Kingsford Smith

Thu 12/2

11:20-12:47

1 stop19h 27m

$1,471

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Sun 8/2

08:00-07:25

1 stop29h 25m

Sydney Kingsford Smith

Wed 18/2

17:45-19:08

1 stop19h 23m

$1,477

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Mon 20/4

13:26-07:00

2 stops24h 34m

Sydney Kingsford Smith

Mon 11/5

09:30-14:38

1 stop22h 08m

$1,504

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Tue 3/3

10:58-09:15

2 stops28h 17m

Sydney Kingsford Smith

Wed 1/4

10:30-12:24

1 stop19h 54m

$1,510

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Sun 1/3

08:30-09:05

1 stop30h 35m

Sydney Kingsford Smith

Sun 8/3

10:20-17:43

1 stop25h 23m

$1,513

PhoenixSydney

PHX - SYD

PHXSYD

Phoenix Sky Harbor Intl

Mon 2/3

18:01-07:00

1 stop42h 59m

Sydney Kingsford Smith

Tue 10/3

12:10-20:50

1 stop26h 40m

$1,515

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sydney?

The month of August is, on average, the cheapest month to fly to Sydney from Phoenix Sky Harbor Intl Airport, with most prices found around $1,538. If you aren’t able to travel to Sydney during the month of August, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $1,586.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Friday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,478. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $2,899.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Phoenix Sky Harbor Intl Airport to Sydney in the morning for as low as $1,688. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,899 on average. Flights to Sydney from Phoenix Sky Harbor Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,839 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Phoenix Sky Harbor Intl Airport for as low as $1,516 on momondo.

How have Phoenix Sky Harbor Intl Airport to Sydney flight prices changed over time?

As of December 2025, prices for Phoenix Sky Harbor Intl Airport to Sydney flights are approximately 42% cheaper when compared to flights at the same time last year.

When to book flights from Phoenix Sky Harbor Intl Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Phoenix Sky Harbor Intl Airport to Sydney (PHX to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Sydney

Fastest flight time

18h 17m

Direct flights

None
The fastest flight from Phoenix Sky Harbor Intl Airport to Sydney takes 18h 17m
There are no direct flights from Phoenix Sky Harbor Intl Airport to Sydney. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to Sydney.
Search flight deals

  • How far is Phoenix Sky Harbor Intl to Sydney Kingsford Smith by plane?

    The straight-line distance from Phoenix Sky Harbor Intl to Sydney Kingsford Smith is 12545.0 km. In terms of flight time, this usually takes a little over 18h 17m.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Sydney Kingsford Smith Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phoenix Sky Harbor Intl Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Sydney?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Sydney

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Sydney with momondo
Airline
Rating
Free cancellation
Price
American AirlinesPriceFrom $162Free cancellationRating
7.2
11,052 reviews
Search American Airlines flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Penrith
Katoomba
Lithgow
Leura
Manly
Bondi Beach
Coogee
Cronulla
Randwick
Charlestown
Newport
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Sydney?

It is quick and easy to find Phoenix to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

Can I find flights from Phoenix to Sydney with flexible booking policies on momondo?

Yes. All flights to Sydney from Phoenix on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Phoenix to Sydney?

momondo helps you find the best flight between Phoenix and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Phoenix to Sydney right now. Can momondo alert me if prices change?

Price alerts on flights to Sydney from Phoenix are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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