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$ 487 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

Sat, 19 Sep - Sat, 26 Sep

10:35 a.m. - 4:07 p.m.LGA New York LaGuardia-YQY Sydney

4h 32m1 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$ 1,046Air Canada

Sat, 19 Sep - Sat, 26 Sep

10:35 a.m. - 4:07 p.m.LGA New York LaGuardia-YQY Sydney

4h 32m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 4:41 p.m.YQY Sydney-LGA New York LaGuardia

12h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,064Multiple Airlines

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$ 1,095Air Canada

Wed, 23 Sep - Tue, 29 Sep

10:05 a.m. - 4:07 p.m.PHL Philadelphia-YQY Sydney

5h 02m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 p.m. - 9:32 p.m.YQY Sydney-PHL Philadelphia

5h 22m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,099Air Canada

Wed, 23 Sep - Tue, 29 Sep

7:00 a.m. - 4:07 p.m.PHL Philadelphia-YQY Sydney

8h 07m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:10 p.m. - 9:32 p.m.YQY Sydney-PHL Philadelphia

5h 22m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,104Air 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. - 5:07 p.m.YQY Sydney-EWR Newark

13h 02m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,106Air Canada

Wed, 23 Sep - Tue, 29 Sep

7:00 a.m. - 4:07 p.m.PHL Philadelphia-YQY Sydney

8h 07m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:05 a.m. - 2:47 p.m.YQY Sydney-PHL Philadelphia

10h 42m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,119Air Canada

Sun, 4 Oct - Sun, 11 Oct

10:25 a.m. - 4:12 p.m.EWR Newark-YQY Sydney

4h 47m1 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$ 1,124Air 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$ 1,125Air Canada

Sun, 4 Oct - Sun, 11 Oct

6:30 a.m. - 4:12 p.m.EWR Newark-YQY Sydney

8h 42m2 stops Toronto Pearson Intl 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$ 1,135Air Canada

Recent last minute flight deals from Pennsylvania to Sydney

Mon, 24 Aug - Sat, 29 Aug

5:15 a.m. - 7:25 p.m.PHL Philadelphia-YQY Sydney

37h 10m2 stops Atlanta Hartsfield-Jackson Calgary

8:15 p.m. - 11:05 a.m.YQY Sydney-PHL Philadelphia

15h 50m2 stops Calgary Atlanta Hartsfield-Jackson

C$ 1,841WestJet

Sat, 22 Aug - Wed, 26 Aug

10:25 a.m. - 4:20 p.m.EWR Newark-YQY Sydney

4h 55m1 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$ 1,885Air Canada

Sat, 22 Aug - Wed, 26 Aug

9:15 a.m. - 12:22 a.m.EWR Newark-YQY Sydney

14h 07m2 stops Chicago O'Hare Intl Toronto Pearson 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$ 1,897Air Canada

Sat, 22 Aug - Wed, 26 Aug

10:25 a.m. - 4:20 p.m.EWR Newark-YQY Sydney

4h 55m1 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$ 1,915Multiple Airlines

Tue, 25 Aug - Sat, 29 Aug

3:25 p.m. - 12:12 a.m.PHL Philadelphia-YQY Sydney

31h 47m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:10 p.m. - 2:40 p.m.YQY Sydney-PHL Philadelphia

22h 30m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

C$ 1,933Air Canada

Tue, 25 Aug - Sat, 29 Aug

10:05 a.m. - 4:14 p.m.PHL Philadelphia-YQY Sydney

5h 09m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 p.m. - 2:40 p.m.YQY Sydney-PHL Philadelphia

22h 30m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

C$ 1,973Air Canada

Sat, 22 Aug - Sat, 29 Aug

3:25 p.m. - 12:22 a.m.PHL Philadelphia-YQY Sydney

7h 57m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:10 p.m. - 2:40 p.m.YQY Sydney-PHL Philadelphia

22h 30m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

C$ 1,984Air Canada

Sun, 23 Aug - Sat, 29 Aug

3:25 p.m. - 12:12 a.m.PHL Philadelphia-YQY Sydney

7h 47m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:10 p.m. - 2:40 p.m.YQY Sydney-PHL Philadelphia

22h 30m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

C$ 1,991Air Canada

Sat, 22 Aug - Wed, 26 Aug

7:55 a.m. - 4:20 p.m.LGA New York LaGuardia-YQY Sydney

7h 25m2 stops Toronto Island 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$ 2,006Air Canada

Sat, 22 Aug - Wed, 26 Aug

4:00 p.m. - 12:22 a.m.LGA New York LaGuardia-YQY Sydney

7h 22m1 stop Toronto Pearson Intl

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

5h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 2,013Air 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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