Question 1

What is the cheapest airline to fly from Cardiff to Philadelphia round-trip?

Accepted Answer

Cheapflights users have booked flights from Cardiff to Philadelphia round-trip from £790.

Question 2

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

Accepted Answer

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.

Question 3

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

Accepted Answer

Travellers seeking maximum savings on their Cardiff to Philadelphia flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 4

E

Accepted Answer

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.

Question 5

E

Accepted Answer

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).

Question 6

What is the cheapest time of day to fly from CWL to PHL?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cardiff to Philadelphia as you normally would.

Question 7

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

Accepted Answer

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

Question 8

How can I find direct flights from Cardiff to Philadelphia?

Accepted Answer

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

Question 9

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

Accepted Answer

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

Question 10

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

Accepted Answer

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.

Question 11

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

Accepted Answer

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.

Question 12

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

Accepted Answer

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.

Question 13

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

Accepted Answer

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.

Cheap flights from Cardiff to Philadelphia from £790

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cardiff to Philadelphia

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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 1 July 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 1 July 2025.

Cheapflights Fare Finder

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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?

Reviews of airlines servicing Philadelphia

Read reviews from past customers who have flown with Delta from Cardiff to Philadelphia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What is the cheapest airline to fly from Cardiff to Philadelphia round-trip?

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

How can I find direct flights from Cardiff to Philadelphia?

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Cardiff to Philadelphia

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

Top airline flying from Cardiff to Philadelphia

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?

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

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

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

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Cheapest flights from Cardiff to Philadelphia
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 1 July 2025.