PHL - CWL

$1,049 Find Cheap Flights from Philadelphia to Cardiff - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$1,049
Typical prices: $897-$985
Multiple Airlines
Thu 11/1Thu 11/8
PHL - CWL • 1 stop
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Cardiff!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Philadelphia to Cardiff (PHL-CWL)

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

Recent round-trip flight deals from Philadelphia to Cardiff

Sun, Nov 1 - Sun, Nov 8
Multiple Airlines Logo
5:40 pm - 8:10 amPHL  Philadelphia-CWL Cardiff Wales
9h 30m1 stop Dublin
Multiple Airlines Logo
2:25 pm - 4:10 pmCWL  Cardiff Wales-PHL Philadelphia
30h 45m1 stop Dublin
$1,049Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Multiple Airlines Logo
6:40 pm - 7:50 amPHL  Philadelphia-CWL Cardiff Wales
9h 10m1 stop Dublin
Multiple Airlines Logo
4:05 pm - 4:10 pmCWL  Cardiff Wales-PHL Philadelphia
29h 05m1 stop Dublin
$1,083Multiple Airlines
Sun, Nov 1 - Sun, Nov 8
Multiple Airlines Logo
5:40 pm - 8:10 amPHL  Philadelphia-CWL Cardiff Wales
9h 30m1 stop Dublin
Multiple Airlines Logo
2:25 pm - 7:58 pmCWL  Cardiff Wales-PHL Philadelphia
34h 33m2 stops Dublin Chicago O'Hare Intl
$1,088Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Multiple Airlines Logo
9:09 pm - 1:55 pmPHL  Philadelphia-CWL Cardiff Wales
36h 46m2 stops Chicago O'Hare Intl Dublin
Multiple Airlines Logo
4:05 pm - 4:10 pmCWL  Cardiff Wales-PHL Philadelphia
29h 05m1 stop Dublin
$1,106Multiple Airlines
Sun, Dec 13 - Sun, Jan 3
Multiple Airlines Logo
5:40 pm - 8:10 amPHL  Philadelphia-CWL Cardiff Wales
9h 30m1 stop Dublin
Multiple Airlines Logo
2:25 pm - 10:38 pmCWL  Cardiff Wales-PHL Philadelphia
37h 13m2 stops Dublin Boston Logan Intl
$1,144Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Delta Logo
6:13 pm - 5:00 pmPHL  Philadelphia-CWL Cardiff Wales
18h 47m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
10:20 am - 11:08 pmCWL  Cardiff Wales-PHL Philadelphia
17h 48m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$1,188Delta
Sun, Nov 1 - Sun, Nov 8
Multiple Airlines Logo
11:36 am - 9:50 amPHL  Philadelphia-CWL Cardiff Wales
17h 14m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Multiple Airlines Logo
10:20 am - 12:56 amCWL  Cardiff Wales-PHL Philadelphia
19h 36m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$1,288Multiple Airlines
Sun, Dec 13 - Sun, Jan 3
Multiple Airlines Logo
7:50 pm - 11:45 amPHL  Philadelphia-CWL Cardiff Wales
34h 55m2 stops London Heathrow Belfast City
Multiple Airlines Logo
9:00 am - 1:50 pmCWL  Cardiff Wales-PHL Philadelphia
57h 50m2 stops Belfast City London Heathrow
$1,484Multiple Airlines
Fri, Dec 18 - Tue, Jan 5
Multiple Airlines Logo
8:55 pm - 8:30 amPHL  Philadelphia-CWL Cardiff Wales
30h 35m2 stops Edinburgh Turnhouse Belfast City
Multiple Airlines Logo
12:15 pm - 1:50 pmCWL  Cardiff Wales-PHL Philadelphia
54h 35m2 stops Belfast City London Heathrow
$1,569Multiple Airlines
Fri, Dec 18 - Tue, Jan 5
Multiple Airlines Logo
8:55 pm - 8:30 amPHL  Philadelphia-CWL Cardiff Wales
30h 35m2 stops Edinburgh Turnhouse Belfast City
Multiple Airlines Logo
12:15 pm - 4:15 pmCWL  Cardiff Wales-PHL Philadelphia
57h 00m2 stops Belfast City London Heathrow
$1,580Multiple Airlines
Booking Insights

Price, demand and travel trends for Philadelphia to Cardiff flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Philadelphia to Cardiff with more confidence.

What is the cheapest airline to fly from Philadelphia to Cardiff?

Delta ($1,188) offered the cheapest round-trip ticket from Philadelphia to Cardiff in the last 5 days.

Find deals

When to book flights from Philadelphia to Cardiff

Are your dates flexible? Find out the best times to travel from Philadelphia to Cardiff based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Philadelphia to Cardiff flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Philadelphia to Cardiff?

    Flights from Philadelphia to Cardiff usually depart from Philadelphia (PHL) and arrive at Cardiff Wales (CWL).

  • What cabin classes can I book on flights from Philadelphia to Cardiff?

    Only Economy Class is available on flights from Philadelphia to Cardiff.

  • Can I save money by using flexible dates for flights from Philadelphia to Cardiff?

    Yes. Being flexible with your travel dates can save you up to 16% on the Philadelphia to Cardiff route. Friday is the cheapest departure day at $897 round-trip on average, while Monday is the most expensive at $1,058, a difference of $161. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Do I need a passport to fly from Philadelphia to Cardiff?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Philadelphia to Cardiff changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,049 to $6,032. That means the highest observed fare was about 6x higher than the lowest one.

  • What is the time difference between Philadelphia and Cardiff?

    Cardiff is 5 hours ahead of Philadelphia (British Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Cardiff Wales Airport (CWL)?

    Cardiff Wales Airport (CWL) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include:
    • Alamo
    • Budget
    • Enterprise Rent-A-Car
    • Avis
    • National

Your guide to booking Philadelphia to Cardiff flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Friday departure instead of Monday. On this route, Friday flights average $897 - about $161 less than Monday (15% savings) based on the last 12 months.

More options for your flight from Philadelphia to Cardiff

Complete your trip to Cardiff with a hotel stay or car rental

Car rentals in Cardiff
Hotels in Cardiff