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

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 Cardiff.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cardiff 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 Cardiff?

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 Cardiff 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 Cardiff?

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 Cardiff from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Cheap Flights from Pennsylvania to Cardiff

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Cheap Flights from Pennsylvania to Cardiff

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

Round-trip

One-way

Recent round-trip flight deals from Pennsylvania to Cardiff

Fri, Nov 27 - Fri, Dec 4

5:40 pm - 7:50 amPHL Philadelphia-CWL Cardiff Wales

9h 10m1 stop Dublin

4:05 pm - 4:10 pmCWL Cardiff Wales-PHL Philadelphia

29h 05m1 stop Dublin

$870Multiple Airlines

Fri, Nov 27 - Fri, Dec 4

5:40 pm - 8:40 amPHL Philadelphia-CWL Cardiff Wales

34h 00m2 stops Dublin Alicante

4:05 pm - 4:10 pmCWL Cardiff Wales-PHL Philadelphia

29h 05m1 stop Dublin

$929Multiple Airlines

Fri, Nov 27 - Fri, Dec 4

5:40 pm - 7:50 amPHL Philadelphia-CWL Cardiff Wales

9h 10m1 stop Dublin

4:05 pm - 12:52 amCWL Cardiff Wales-PHL Philadelphia

37h 47m3 stops Dublin Lisbon Humberto Delgado Orlando

$1,058Multiple Airlines

Thu, Nov 26 - Thu, Dec 3

5:00 pm - 5:00 pmPHL Philadelphia-CWL Cardiff Wales

19h 00m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

10:20 am - 11:27 pmCWL Cardiff Wales-PHL Philadelphia

18h 07m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,061Delta

Thu, Mar 18 - Thu, Mar 25

1:00 pm - 9:50 amPHL Philadelphia-CWL Cardiff Wales

16h 50m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

10:20 am - 11:02 pmCWL Cardiff Wales-PHL Philadelphia

16h 42m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,173Multiple Airlines

Thu, Nov 26 - Thu, Dec 3

6:41 am - 3:40 pmPHL Philadelphia-CWL Cardiff Wales

27h 59m3 stops Detroit Metropolitan Wayne County Orlando Dublin

1:25 pm - 12:44 amCWL Cardiff Wales-PHL Philadelphia

16h 19m2 stops Dublin Chicago O'Hare Intl

$1,190Multiple Airlines

Thu, Nov 26 - Thu, Dec 3

6:41 am - 3:40 pmPHL Philadelphia-CWL Cardiff Wales

27h 59m3 stops Detroit Metropolitan Wayne County Orlando Dublin

1:25 pm - 10:56 amCWL Cardiff Wales-PHL Philadelphia

26h 31m3 stops Dublin Chicago O'Hare Intl Dallas/Fort Worth

$1,252Multiple Airlines

Fri, Nov 27 - Fri, Dec 4

7:00 am - 7:50 amPHL Philadelphia-CWL Cardiff Wales

19h 50m3 stops Atlanta Hartsfield-Jackson Chicago O'Hare Intl Dublin

4:05 pm - 12:52 amCWL Cardiff Wales-PHL Philadelphia

37h 47m3 stops Dublin Lisbon Humberto Delgado Orlando

$1,262Multiple Airlines

Fri, Nov 27 - Fri, Dec 4

7:00 am - 7:50 amPHL Philadelphia-CWL Cardiff Wales

19h 50m3 stops Atlanta Hartsfield-Jackson Chicago O'Hare Intl Dublin

4:05 pm - 4:15 pmCWL Cardiff Wales-PHL Philadelphia

29h 10m2 stops Dublin London Heathrow

$1,305Multiple Airlines

Thu, Nov 26 - Thu, Dec 3

5:40 pm - 3:40 pmPHL Philadelphia-CWL Cardiff Wales

17h 00m2 stops Frankfurt am Main Dublin

1:25 pm - 4:10 pmCWL Cardiff Wales-PHL Philadelphia

31h 45m1 stop Dublin

$1,401Multiple Airlines

Useful Info

Cheapest flight	$454

Flight from Philadelphia to Cardiff

How does KAYAK find such low prices on flights from Pennsylvania to Cardiff?
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 Cardiff.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Cardiff?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cardiff 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 Cardiff?
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 Cardiff 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 Cardiff?
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 Cardiff from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.