$426+ Cheap flights from Philadelphia (PHL) to Cardiff (CWL)
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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CWL
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Cardiff with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Cardiff
Cheapest
Best
Last-minute
One-way
Cheapest flights from Philadelphia to CardiffExplore the most affordable flight options available from Philadelphia to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Philadelphia to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/125:40 pm -
2 stops45h 15m
Sat 12/198:15 am -
1 stop12h 55m
Deal found 10/28![Multiple Airlines logo]()
$1,046
This Delta deal was found by Cheapflights users on 10/29. 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.
Fri 10/304:00 pm -
2 stops21h 00m
Fri 11/610:20 am -
2 stops18h 30m
Deal found 10/29![Delta logo]()
$1,205
This KLM deal was found by Cheapflights users on 10/28. 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.
Sat 12/129:43 am -
2 stops19h 07m
Sat 12/195:30 pm -
2 stops34h 41m
Deal found 10/28![KLM logo]()
$1,314
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:22 pm -
2 stops35h 33m
Fri 11/64:05 pm -
1 stop29h 05m
Deal found 10/29![Multiple Airlines logo]()
$1,623
Best flights from Philadelphia to CardiffDiscover carefully curated flight deals from Philadelphia to Cardiff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Philadelphia to Cardiff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/138:25 pm -
1 stop14h 20m
Tue 4/205:30 pm -
1 stop30h 25m
Deal found 10/29![Multiple Airlines logo]()
$951
This KLM deal was found by Cheapflights users on 10/29. 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.
Tue 4/137:59 pm -
2 stops15h 46m
Tue 4/205:15 pm -
2 stops29h 04m
Deal found 10/29![KLM logo]()
$1,035
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/125:40 pm -
1 stop15h 15m
Sat 12/198:15 am -
1 stop12h 55m
Deal found 10/28![Multiple Airlines logo]()
$1,072
This KLM deal was found by Cheapflights users on 10/28. 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.
Sat 12/129:43 am -
2 stops19h 07m
Sat 12/195:30 pm -
2 stops34h 41m
Deal found 10/28![KLM logo]()
$1,314
Last-minute flights from Philadelphia to CardiffDiscover last-minute flight deals from Philadelphia to Cardiff. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Cardiff. Data last updated October 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/29. 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.
Fri 10/304:00 pm -
2 stops21h 00m
Fri 11/610:20 am -
2 stops18h 30m
Deal found 10/29![Delta logo]()
$1,205
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:22 pm -
2 stops35h 33m
Fri 11/64:05 pm -
1 stop29h 05m
Deal found 10/29![Multiple Airlines logo]()
$1,623
One-way flights from Philadelphia to CardiffSearch for one-way flight options from Philadelphia to Cardiff. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Philadelphia to Cardiff. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/98:25 pm -
1 stop13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$426
This KLM deal was found by Cheapflights users on 10/28. 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 4/91:20 pm -
2 stops14h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![KLM logo]()
$473
Find flight deals from Philadelphia to Cardiff
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Cardiff (CWL). 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 October 30, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $951 (Kiwi.com) |
One-way from | $426 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Cardiff 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Philadelphia to Cardiff that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Fri 4/9
8:25 pm-3:15 pm
1 stop13h 50m
Cardiff Wales
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$426
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Fri 4/9
1:20 pm-9:15 am
2 stops14h 55m
Cardiff Wales
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$473
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Tue 4/13
8:25 pm-3:45 pm
1 stop14h 20m
Cardiff Wales
Tue 4/20
5:30 pm-6:55 pm
1 stop30h 25m
$951
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Tue 4/13
7:59 pm-4:45 pm
2 stops15h 46m
Cardiff Wales
Tue 4/20
5:15 pm-5:19 pm
2 stops29h 04m
$1,035
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Sat 12/12
5:40 pm-1:55 pm
1 stop15h 15m
Cardiff Wales
Sat 12/19
8:15 am-4:10 pm
1 stop12h 55m
$1,072
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Sat 12/12
9:43 am-9:50 am
2 stops19h 07m
Cardiff Wales
Sat 12/19
5:30 pm-11:11 pm
2 stops34h 41m
$1,314
Sorted by cheapest first
Compare providers for flights from Philadelphia to Cardiff
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Cardiff in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Philadelphia-Cardiff flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Philadelphia-Cardiff flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Philadelphia-Cardiff flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Cardiff flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Cardiff flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Philadelphia to Cardiff
Have a flexible travel schedule? Discover the best time to fly to Cardiff from Philadelphia with our price prediction graph.
PHL-CWL
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.
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Cardiff?
Book flights to Cardiff if you plan to visit one of these locationsBridgend
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