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Cheap flights from Philadelphia to Sydney from $427

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Sydney departing on 7/19. 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
0 bags

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Find the cheapest flights from Philadelphia to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:05 am - 4:38 pm
PHL
-
YQY
5h 33m
1 stop
Air Canada Logo
5:20 pm - 9:32 pm
YQY
-
PHL
5h 12m
1 stop
$775Air Canada
Tue, Sep 8 - Tue, Sep 15
Air Canada Logo
3:20 pm - 10:31 pm
PHL
-
YQY
6h 11m
1 stop
Air Canada Logo
5:45 am - 3:51 pm
YQY
-
PHL
11h 06m
2 stops
$784Air Canada
Tue, Oct 27 - Sat, Oct 31
Air Canada Logo
3:20 pm - 10:31 pm
PHL
-
YQY
6h 11m
1 stop
Air Canada Logo
5:45 am - 2:44 pm
YQY
-
PHL
9h 59m
1 stop
$805Air Canada
Tue, Oct 27 - Sat, Oct 31
Air Canada Logo
9:15 am - 10:31 pm
PHL
-
YQY
12h 16m
2 stops
Air Canada Logo
5:45 am - 3:51 pm
YQY
-
PHL
11h 06m
2 stops
$816Air Canada
Tue, Oct 27 - Sat, Oct 31
Air Canada Logo
4:20 pm - 12:07 am
PHL
-
YQY
6h 47m
1 stop
Air Canada Logo
5:00 am - 10:04 am
YQY
-
PHL
6h 04m
1 stop
$821Air Canada
Fri, Jun 26 - Sun, Jul 5
Air Canada Logo
6:00 am - 4:39 pm
PHL
-
YQY
9h 39m
2 stops
Air Canada Logo
5:00 am - 10:04 am
YQY
-
PHL
6h 04m
1 stop
$824Air Canada
Fri, Jun 26 - Sun, Jul 5
Air Canada Logo
6:00 am - 4:39 pm
PHL
-
YQY
9h 39m
2 stops
Air Canada Logo
5:00 am - 2:49 pm
YQY
-
PHL
10h 49m
2 stops
$1,040Air Canada
Fri, Jun 26 - Sun, Jul 5

Air Canada flights from Philadelphia to Sydney, Nova Scotia

Our best Air Canada deals on Philadelphia to Sydney, Nova Scotia flight tickets
Air Canada
Sep 8
PHL10:05 amPhiladelphia
5h 33m
1 stop
YQY4:38 pmSydney
Sep 15
YQY5:20 pmSydney
5h 12m
1 stop
PHL9:32 pmPhiladelphia
$775
Air Canada
Oct 27
PHL3:20 pmPhiladelphia
6h 11m
1 stop
YQY10:31 pmSydney
Oct 31
YQY5:45 amSydney
11h 06m
2 stops
PHL3:51 pmPhiladelphia
$784
Air Canada
Oct 27
PHL3:20 pmPhiladelphia
6h 11m
1 stop
YQY10:31 pmSydney
Oct 31
YQY5:45 amSydney
9h 59m
1 stop
PHL2:44 pmPhiladelphia
$805

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Sydney, Nova Scotia 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 832,500 searches. Data last updated May 30, 2026.
Use the filters below to find and compare flights from Philadelphia to Sydney, Nova Scotia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Tue 9/8

10:05 am-4:38 pm

1 stop5h 33m

Sydney

Tue 9/15

5:20 pm-9:32 pm

1 stop5h 12m

$775

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Tue 10/27

3:20 pm-10:31 pm

1 stop6h 11m

Sydney

Sat 10/31

5:45 am-3:51 pm

2 stops11h 06m

$784

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Tue 10/27

3:20 pm-10:31 pm

1 stop6h 11m

Sydney

Sat 10/31

5:45 am-2:44 pm

1 stop9h 59m

$805

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Tue 10/27

9:15 am-10:31 pm

2 stops12h 16m

Sydney

Sat 10/31

5:45 am-3:51 pm

2 stops11h 06m

$816

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Fri 6/26

4:20 pm-12:07 am

1 stop6h 47m

Sydney

Sun 7/5

5:00 am-10:04 am

1 stop6h 04m

$821

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Fri 6/26

6:00 am-4:39 pm

2 stops9h 39m

Sydney

Sun 7/5

5:00 am-10:04 am

1 stop6h 04m

$824

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Fri 6/26

6:00 am-4:39 pm

2 stops9h 39m

Sydney

Sun 7/5

5:00 am-2:49 pm

2 stops10h 49m

$1,040
Cheapest one-way
Quickest one-way

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Sun 7/19

10:05 am-4:14 pm

1 stop5h 09m

$427

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Mon 7/20

4:20 pm-12:07 am

1 stop6h 47m

$432

PhiladelphiaSydney

PHL - YQY

PHLYQY

Philadelphia

Sun 7/19

7:00 am-4:14 pm

2 stops8h 14m

$436

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to Sydney from

How to get the cheapest flight ticket from Philadelphia to Sydney, Nova Scotia

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 airline that flies from Philadelphia to Sydney?

Air Canada is the most popular carrier operating from Philadelphia to Sydney

When to book flights from Philadelphia to Sydney, Nova Scotia

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Sydney, Nova Scotia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Sydney, Nova Scotia (PHL to YQY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Sydney, Nova Scotia

Fastest flight time

5h 33m

Direct flights

None
The fastest flight from Philadelphia to Sydney, Nova Scotia takes 5h 33m
There are no direct flights from Philadelphia to Sydney, Nova Scotia. There are no popular flight routes from Philadelphia to Sydney, Nova Scotia.
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Frequently asked questions about flying from Philadelphia to Sydney, Nova Scotia

  • How far is Philadelphia to Sydney by plane?

    Philadelphia and Sydney are 865.3 mi apart from one another. 5h 33m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Philadelphia Airport to Sydney Airport?

    Prices for flights from Philadelphia Airport to Sydney Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Philadelphia Airport to Sydney Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to Sydney Airport.

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

    The necessary travel and health documents for your Sydney Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Cheticamp
Inverness

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Sydney. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Philadelphia to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Philadelphia.

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

Price alerts on flights to Sydney from Philadelphia 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.

An easier way to manage your Sydney, Nova Scotia trip

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Find better results for your trip to Canada

Airports servicing Nova Scotia

Halifax Intl Airport