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$657+ Cheap flights from Cardiff (CWL) to Pennsylvania

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — PHL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Cardiff to Pennsylvania

Cheapest flights from Cardiff to Pennsylvania
Explore the most affordable flight options available from Cardiff to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This KLM deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:15 pmCWL - JFK
1 stop27h 30mKLM
Sun 12/284:40 pmJFK - CWL
1 stop12h 10mKLM
Deal found 12/11$958
This Expedia deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:20 amCWL - JFK
2 stops34h 40mMultiple Airlines
Sun 12/284:40 pmJFK - CWL
2 stops14h 45mMultiple Airlines
Deal found 12/11$1,422
This KLM deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1510:20 amCWL - JFK
1 stop10h 25mKLM
Tue 12/235:45 pmJFK - CWL
1 stop18h 10mKLM
Deal found 12/11$1,491
This KLM deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:20 amCWL - JFK
1 stop10h 25mKLM
Wed 12/245:45 pmJFK - CWL
1 stop11h 05mKLM
Deal found 12/10$1,494
This KLM deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:20 amCWL - JFK
1 stop14h 00mKLM
Sun 12/146:50 pmJFK - CWL
1 stop16h 55mKLM
Deal found 12/10$1,534
This Booking.com deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:25 pmCWL - EWR
3 stops27h 05mMultiple Airlines
Wed 12/2410:30 amEWR - CWL
3 stops25h 25mMultiple Airlines
Deal found 12/12$1,793
This Delta deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:20 amCWL - LGA
2 stops16h 08mDelta
Wed 12/2411:35 amLGA - CWL
2 stops17h 15mDelta
Deal found 12/12$2,156
This Delta deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:20 amCWL - EWR
2 stops18h 01mDelta
Wed 12/2411:59 amEWR - CWL
2 stops16h 51mDelta
Deal found 12/12$2,166
This oojo deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:35 amCWL - EWR
2 stops16h 00mBritish Airways
Fri 12/199:35 pmEWR - CWL
2 stops32h 55mBritish Airways
Deal found 12/11$8,920

Find flight deals from Cardiff to Pennsylvania

Keep the following information in mind while searching for Cardiff to Pennsylvania flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$657
(Mytrip)
Provider with most accurate pricing for Cardiff Wales-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cardiff Wales-Philadelphia flights.
Search Deals
From Cardiff Wales to Pennsylvania
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cardiff to Pennsylvania 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Cardiff to Pennsylvania that are best for you.

Fly from

Cardiff

Fly to

Pennsylvania

Route

Depart

Return

Price

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 1/15

10:30 am-4:40 pm

2 stops35h 10m

New York John F Kennedy Intl

Thu 1/22

9:00 pm-10:00 pm

2 stops20h 00m

$657

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Sun 1/11

10:15 am-11:40 am

1 stop30h 25m

New York John F Kennedy Intl

Mon 1/26

4:30 pm-9:50 am

2 stops12h 20m

$703

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Sat 1/24

8:05 pm-3:55 pm

2 stops24h 50m

New York John F Kennedy Intl

Sat 1/31

9:00 pm-8:55 pm

1 stop18h 55m

$715

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Sun 1/11

5:30 pm-3:45 pm

1 stop27h 15m

New York John F Kennedy Intl

Mon 1/26

5:45 pm-9:50 am

1 stop11h 05m

$721

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 1/12

10:20 am-7:20 pm

1 stop14h 00m

New York John F Kennedy Intl

Mon 1/26

2:30 pm-9:50 am

2 stops14h 20m

$721

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 1/26

10:20 am-7:20 pm

1 stop14h 00m

New York John F Kennedy Intl

Mon 2/2

2:30 pm-9:50 am

2 stops14h 20m

$724

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Mon 1/26

10:20 am-9:19 pm

2 stops15h 59m

New York LaGuardia

Mon 2/2

11:00 am-9:50 am

2 stops17h 50m

$727

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 1/26

10:20 am-10:05 pm

2 stops16h 45m

New York John F Kennedy Intl

Mon 2/2

2:30 pm-9:50 am

2 stops14h 20m

$732

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Mon 1/26

10:20 am-11:13 pm

2 stops17h 53m

Newark

Mon 2/2

3:40 pm-9:50 am

2 stops13h 10m

$732

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Wed 2/4

10:20 am-11:13 pm

2 stops17h 53m

Newark

Sun 2/8

3:40 pm-9:50 am

2 stops13h 10m

$769

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 23 results
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Best time to book a flight from Cardiff to Pennsylvania

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Cardiff with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Pennsylvania

What is the cheapest month to book a flight from Cardiff to Pennsylvania?

Currently, January is the cheapest month in which you can book a flight from Cardiff to Pennsylvania (average of $670). Flying from Cardiff to Pennsylvania in August is currently the most expensive (average of $1,793). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Pennsylvania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Pennsylvania?

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Pennsylvania from Cardiff.

  • How long is the flight from Cardiff to Pennsylvania?

    For as low as $727, Delta can have you in Pennsylvania from Cardiff in 15h 59m. The distance from Cardiff to Pennsylvania is about 3321 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Cardiff to Pennsylvania?

    Most travelers choose Cardiff Wales - New York John F Kennedy Intl, Cardiff Wales - Newark or Cardiff Wales - New York LaGuardia when deciding on the best route from Cardiff to Pennsylvania.

  • Can I find deals for flights from Cardiff to Pennsylvania that include hotel bookings?

    Yes. In addition to deals on Cardiff to Pennsylvania flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Pennsylvania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Pennsylvania.

  • Can I find deals for business class flights from Cardiff to Pennsylvania?

    Yes. Cheapflights offers flight deals from Cardiff to Pennsylvania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cardiff to Pennsylvania?

    Currently, January is the cheapest month in which you can book a flight from Cardiff to Pennsylvania (average of $670). Flying from Cardiff to Pennsylvania in August is currently the most expensive (average of $1,793). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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