How does KAYAK find such low prices on flights from Pennsylvania to Sydney?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Sydney.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Sydney?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Pennsylvania to Sydney?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sydney with an airline and back to Pennsylvania with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Sydney?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

C$ 576 CHEAP FLIGHTS from Pennsylvania to Sydney

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Cheap Flights from Pennsylvania to Sydney

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Pennsylvania to Sydney

Mon, 21 Sep - Fri, 25 Sep

7:30 a.m. - 4:07 p.m.EWR Newark-YQY Sydney

7h 37m2 stops Ottawa Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 2:45 p.m.YQY Sydney-EWR Newark

10h 40m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 951Air Canada

Mon, 21 Sep - Fri, 25 Sep

8:45 a.m. - 4:07 p.m.LGA New York LaGuardia-YQY Sydney

6h 22m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 p.m. - 9:30 p.m.YQY Sydney-LGA New York LaGuardia

5h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 953Air Canada

Thu, 17 Sep - Thu, 24 Sep

10:25 a.m. - 4:07 p.m.EWR Newark-YQY Sydney

4h 42m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 12:59 p.m.YQY Sydney-EWR Newark

8h 54m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 967Air Canada

Thu, 17 Sep - Thu, 24 Sep

6:30 a.m. - 4:07 p.m.EWR Newark-YQY Sydney

8h 37m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 12:59 p.m.YQY Sydney-EWR Newark

8h 54m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 980Air Canada

Mon, 21 Sep - Fri, 25 Sep

10:25 a.m. - 4:07 p.m.EWR Newark-YQY Sydney

4h 42m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 p.m. - 7:38 a.m.YQY Sydney-EWR Newark

15h 28m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 981Air Canada

Tue, 6 Oct - Mon, 12 Oct

8:45 a.m. - 4:12 p.m.LGA New York LaGuardia-YQY Sydney

6h 27m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 9:29 a.m.YQY Sydney-LGA New York LaGuardia

5h 24m1 stop Toronto Pearson Intl

C$ 994Air Canada

Thu, 17 Sep - Thu, 24 Sep

10:25 a.m. - 4:07 p.m.EWR Newark-YQY Sydney

4h 42m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 p.m. - 7:38 a.m.YQY Sydney-EWR Newark

15h 28m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 998Air Canada

Tue, 20 Oct - Tue, 27 Oct

9:40 a.m. - 4:38 p.m.DCA Washington, D.C. Reagan-National-YQY Sydney

5h 58m1 stop Montreal Pierre Elliott Trudeau Intl

5:45 a.m. - 10:29 a.m.YQY Sydney-DCA Washington, D.C. Reagan-National

5h 44m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,035Air Canada

Mon, 21 Sep - Fri, 25 Sep

10:25 a.m. - 4:07 p.m.EWR Newark-YQY Sydney

4h 42m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 2:45 p.m.YQY Sydney-EWR Newark

10h 40m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,074Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

9:45 a.m. - 4:38 p.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

5h 53m1 stop Montreal Pierre Elliott Trudeau Intl

5:45 a.m. - 4:26 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

11h 41m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,077Air Canada

Recent last minute flight deals from Pennsylvania to Sydney

Sun, 6 Sep - Sun, 13 Sep

9:45 a.m. - 4:14 p.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

5h 29m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 3:00 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

10h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,416Air Canada

Sun, 6 Sep - Thu, 10 Sep

12:43 p.m. - 12:12 a.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

10h 29m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:05 a.m. - 3:00 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

10h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,428Air Canada

Sat, 5 Sep - Sat, 12 Sep

3:45 p.m. - 4:14 p.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

23h 29m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 3:00 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

10h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,449Multiple Airlines

Sun, 6 Sep - Mon, 14 Sep

9:45 a.m. - 4:14 p.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

5h 29m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 7:00 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

14h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,450Air Canada

Sun, 6 Sep - Fri, 11 Sep

9:45 a.m. - 4:14 p.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

5h 29m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 4:18 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

12h 13m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,457Air Canada

Sun, 6 Sep - Mon, 14 Sep

12:43 p.m. - 12:12 a.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

10h 29m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:05 a.m. - 7:00 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

14h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,461Air Canada

Sun, 6 Sep - Fri, 11 Sep

12:43 p.m. - 12:12 a.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

10h 29m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:05 a.m. - 4:18 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

12h 13m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,470Air Canada

Sun, 6 Sep - Thu, 10 Sep

9:45 a.m. - 4:14 p.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

5h 29m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 p.m. - 4:18 p.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

24h 08m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,475Air Canada

Sun, 6 Sep - Wed, 9 Sep

9:45 a.m. - 4:14 p.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

5h 29m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 p.m. - 11:21 a.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

19h 11m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

C$ 1,488Air Canada

Sun, 6 Sep - Wed, 9 Sep

12:43 p.m. - 12:12 a.m.IAD Washington, D.C. Dulles Intl-YQY Sydney

10h 29m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:10 p.m. - 11:21 a.m.YQY Sydney-IAD Washington, D.C. Dulles Intl

19h 11m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

C$ 1,500Air Canada

Useful Info

How does KAYAK find such low prices on flights from Pennsylvania to Sydney?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Sydney.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Sydney?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Pennsylvania to Sydney?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sydney with an airline and back to Pennsylvania with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Sydney?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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C$ 576 Find Cheap Flights from Pennsylvania to Sydney – Compare and Save

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