Find flights
When to book
Airlines
FAQs

Cheap flights from Cardiff to Pennsylvania from £482

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — PHL
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Pennsylvania

Keep the following information in mind while searching for Cardiff to Pennsylvania flight deals. Data was last updated 11 November 2025.

Round-trip from

£504

One-way from

£482
24/12-31/12
  • 24/12-31/12
  • 4 total stops
  • 31h 00m total
  • Cardiff to Pennsylvania
Search Deals
28/2
  • 28/2
  • 2 total stops
  • 14h 05m total
  • Cardiff to Pennsylvania
Search Deals

Find flight deals from Cardiff to Pennsylvania

Enter your travel dates to find the best prices.

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 11 November 2025.

Wed 24/1207:55CWL - IAD
2 stops15h 35mMultiple Airlines
Wed 31/1219:40IAD - CWL
2 stops15h 25mMultiple Airlines
Deal found 9/11£504
Wed 24/1207:55CWL - EWR
2 stops15h 30mMultiple Airlines
Wed 31/1219:35EWR - CWL
2 stops15h 30mMultiple Airlines
Deal found 9/11£527
Wed 24/1207:55CWL - JFK
2 stops13h 18mMultiple Airlines
Wed 31/1217:00JFK - CWL
1 stop12h 05mMultiple Airlines
Deal found 9/11£572
Thu 11/1210:20CWL - JFK
1 stop10h 25mKLM
Sun 14/1218:50JFK - CWL
1 stop10h 00mKLM
Deal found 9/11£616
Thu 11/1210:20CWL - JFK
2 stops17h 54mDelta
Sun 14/1218:50JFK - CWL
1 stop10h 00mDelta
Deal found 9/11£624
Mon 8/1217:15CWL - JFK
2 stops29h 35mMultiple Airlines
Wed 31/1217:30JFK - CWL
2 stops17h 35mMultiple Airlines
Deal found 10/11£630
Thu 11/1210:20CWL - JFK
1 stop10h 25mMultiple Airlines
Sun 14/1218:50JFK - CWL
1 stop10h 00mMultiple Airlines
Deal found 10/11£643
Tue 23/1217:25CWL - JFK
3 stops29h 35mMultiple Airlines
Tue 30/1219:25JFK - CWL
2 stops15h 05mMultiple Airlines
Deal found 10/11£659
Thu 11/1210:20CWL - JFK
1 stop10h 25mMultiple Airlines
Wed 24/1212:32JFK - CWL
2 stops23h 23mMultiple Airlines
Deal found 9/11£685
Mon 1/1223:30CWL - JFK
2 stops23h 40mMultiple Airlines
Thu 4/1219:25JFK - CWL
3 stops21h 35mMultiple Airlines
Deal found 9/11£721
Mon 8/1217:15CWL - EWR
3 stops33h 55mMultiple Airlines
Wed 31/1215:30EWR - CWL
3 stops19h 35mMultiple Airlines
Deal found 10/11£729
Mon 8/1210:20CWL - LGA
2 stops17h 08mDelta
Wed 31/1211:35LGA - CWL
2 stops17h 15mDelta
Deal found 10/11£752

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 11 November 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

CardiffWashington, D.C.

CWL - IAD

CWLIAD

Cardiff Wales

Wed 24/12

07:55-18:30

2 stops15h 35m

Washington, D.C. Dulles Intl

Wed 31/12

19:40-16:05

2 stops15h 25m

£504

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Wed 24/12

07:55-18:25

2 stops15h 30m

Newark

Wed 31/12

19:35-16:05

2 stops15h 30m

£527

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Wed 24/12

07:55-16:13

2 stops13h 18m

New York John F Kennedy Intl

Wed 31/12

17:00-10:05

1 stop12h 05m

£572

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 11/12

10:20-15:45

1 stop10h 25m

New York John F Kennedy Intl

Sun 14/12

18:50-09:50

1 stop10h 00m

£616

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Sat 14/2

10:20-19:20

1 stop14h 00m

New York John F Kennedy Intl

Sat 21/2

18:50-09:50

1 stop10h 00m

£622

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Sat 14/2

17:25-19:20

1 stop30h 55m

New York John F Kennedy Intl

Sat 21/2

18:50-09:50

1 stop10h 00m

£622

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 11/12

10:20-23:14

2 stops17h 54m

New York John F Kennedy Intl

Sun 14/12

18:50-09:50

1 stop10h 00m

£624

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Sat 14/2

10:20-23:08

2 stops17h 48m

Newark

Sat 21/2

15:58-09:50

2 stops12h 52m

£630

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Sat 14/2

10:20-23:42

2 stops18h 22m

New York LaGuardia

Sat 21/2

13:00-09:50

2 stops15h 50m

£634

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 8/12

23:30-15:55

2 stops21h 25m

New York John F Kennedy Intl

Wed 31/12

17:00-10:05

1 stop12h 05m

£691

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 27 results
1
2
3

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 return 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 £509). Flying from Cardiff to Pennsylvania in August is currently the most expensive (average of £930). 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.

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pennsylvania. Reviews last updated 11 November 2025.
Check out reviews from past customers who have flown with KLM from Cardiff to Pennsylvania to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,410 reviews
Check prices

Crew

8.4

Overall

7.7

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,410 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Crew

8.4

Overall

7.7

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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?

    Airlines like KLM, Delta, and Virgin Atlantic fly from Cardiff to Pennsylvania in about 10h 25m. The time it takes to get you to your destination can typically vary by up to 8h 39m. The distance between Cardiff and Pennsylvania is about 3323 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    While some choose either Cardiff Wales - Newark or Cardiff Wales - New York LaGuardia, Cardiff Wales - New York John F Kennedy Intl is the most popular 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 holiday 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 £509). Flying from Cardiff to Pennsylvania in August is currently the most expensive (average of £930). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cardiff to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
Manchester to John F Kennedy Intl flights
Manchester to Orlando flights
Manchester to Newark flights
Manchester to LaGuardia flights
Manchester to Miami flights
Manchester to Las Vegas flights
Manchester to Los Angeles flights
Manchester to Boston flights
Manchester to Hobby flights
Manchester to George Bush Intcntl flights
Manchester to San Francisco flights
Manchester to Dulles Intl flights
Manchester to Santa Ana flights
Manchester to Tampa flights
Manchester to Philadelphia flights
Manchester to Atlanta flights
Manchester to Ontario flights
Manchester to Baltimore flights
Manchester to Denver flights
Manchester to Dallas/Fort Worth flights
Manchester to O'Hare Intl flights
Manchester to Reagan-National flights
Manchester to Seattle flights
Manchester to Fort Lauderdale flights
Cardiff to John F Kennedy Intl flights
Manchester to Portland flights
Bristol to John F Kennedy Intl flights
Manchester to Austin flights
Bristol to Newark flights
Manchester to Midway flights
Manchester to Burbank flights
Bristol to LaGuardia flights
Manchester to Charlotte flights
Manchester to San Jose flights
Manchester to Love Field flights
Manchester to Indianapolis flights
Manchester to Oakland flights
Manchester to San Diego flights
Manchester to Dayton flights
Manchester to Minneapolis flights
Cardiff to Newark flights
Manchester to Cleveland flights
Manchester to Detroit flights
Manchester to El Paso flights
Manchester to West Palm Beach flights
Manchester to Fort Myers flights
Manchester to Salt Lake City flights
Manchester to Nashville flights
Manchester to Honolulu flights
Manchester to Pittsburgh flights

Top airline flying from Cardiff to Pennsylvania

Discover the top airline that operate flights from Cardiff to Pennsylvania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 November 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£520Average£595FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Cardiff to Pennsylvania?

Deals for Cardiff to Pennsylvania flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Pennsylvania?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Cardiff to Pennsylvania for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Cardiff to Pennsylvania with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Pennsylvania flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Cardiff to Pennsylvania become cheaper?

Not ready to book yet? You can track prices for flights from Cardiff to Pennsylvania on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.