Cheap flights from Cardiff to Philadelphia from £648
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Cardiff to Philadelphia
Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 March 2025.
Find flight deals from Cardiff to Philadelphia
Cheapest flights from Cardiff to PhiladelphiaExplore the most affordable flight options available from Cardiff to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.
Explore the most affordable flight options available from Cardiff to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Cardiff to Philadelphia 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 28 March 2025.
Use the filters below to find and compare flights from Cardiff to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
CardiffPhiladelphia
CWL - PHL
CWLPHL
Cardiff Wales
Mon 12/5
13:10-16:00
3 stops31h 50m
Philadelphia
Mon 19/5
11:00-15:55
2 stops23h 55m
CardiffPhiladelphia
CWL - PHL
CWLPHL
Cardiff Wales
Mon 12/5
09:50-21:31
2 stops16h 41m
Philadelphia
Mon 19/5
06:00-09:15
2 stops22h 15m
Best time to book a flight from Cardiff to Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Cardiff with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Cardiff to Philadelphia
What is the cheapest month to book a flight from Cardiff to Philadelphia?
Currently, March is the cheapest month in which you can book a flight from Cardiff to Philadelphia (average of £648). Flying from Cardiff to Philadelphia in July is currently the most expensive (average of £839). 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.
Rainfall in Philadelphia by month
Plan your trip to Philadelphia by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Philadelphia ranges from 69.0 - 112.0 inches per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Philadelphia when rainfall is around 69.0 mm.
Temperature in Philadelphia by month
Plan your trip to Philadelphia by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).
Reviews of airlines servicing Philadelphia
Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated 28 March 2025.
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Cardiff to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 Philadelphia
See prices for flight routes from nearby airports that may be better suited for you.
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 Philadelphia?
Deals for Cardiff to Philadelphia 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 Philadelphia?
Cheapflights simply makes it quick and affordable to book flights from Cardiff to Philadelphia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Cardiff to Philadelphia with no change fees?
Need flexible booking options for your flight to Philadelphia from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Cardiff to Philadelphia become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Philadelphia from Cardiff today and book when prices fit your budget.