$492+ 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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CWL
Oct 13 — Oct 201
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
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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 September 13, 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 September 13, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 10/55:00 pm -
2 stops18h 45m
Wed 10/219:45 am -
2 stops17h 22m
Deal found 9/9![Delta logo]()
$902
This KLM deal was found by Cheapflights users on 9/8. 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 10/2312:25 pm -
2 stops15h 50m
Fri 10/3010:20 am -
2 stops27h 56m
Deal found 9/8![KLM logo]()
$1,067
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:09 pm -
2 stops43h 36m
Sat 10/177:30 am -
1 stop16h 25m
Deal found 9/11![Multiple Airlines logo]()
$1,309
This KLM deal was found by Cheapflights users on 9/11. 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.
Sat 10/105:29 pm -
2 stops18h 16m
Sat 10/179:45 am -
2 stops18h 23m
Deal found 9/11![KLM logo]()
$1,339
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:25 pm -
2 stops17h 10m
Fri 10/304:05 pm -
3 stops34h 51m
Deal found 9/8![Multiple Airlines logo]()
$1,685
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:25 pm -
3 stops34h 05m
Sat 10/1712:00 pm -
3 stops35h 55m
Deal found 9/11![Aer Lingus logo]()
$2,112
This oojo deal was found by Cheapflights users on 9/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:45 pm -
2 stops35h 45m
Thu 11/129:00 am -
2 stops36h 15m
Deal found 9/12![Aer Lingus logo]()
$9,013
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 September 13, 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 September 13, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 10/55:00 pm -
2 stops18h 45m
Wed 10/219:45 am -
2 stops17h 22m
Deal found 9/9![Delta logo]()
$902
This KLM deal was found by Cheapflights users on 9/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/36:13 pm -
2 stops17h 47m
Wed 2/105:30 pm -
2 stops32h 07m
Deal found 9/12![KLM logo]()
$920
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:09 pm -
2 stops43h 36m
Sat 10/177:30 am -
1 stop16h 25m
Deal found 9/11![Multiple Airlines logo]()
$1,309
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:25 pm -
3 stops34h 05m
Sat 10/1712:00 pm -
3 stops35h 55m
Deal found 9/11![Aer Lingus logo]()
$2,112
This KLM deal was found by Cheapflights users on 9/8. 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 10/2312:25 pm -
2 stops15h 50m
Fri 10/3010:20 am -
2 stops27h 56m
Deal found 9/8![KLM logo]()
$1,067
This KLM deal was found by Cheapflights users on 9/11. 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.
Sat 3/66:13 pm -
2 stops17h 47m
Sat 3/2010:20 am -
2 stops16h 42m
Deal found 9/11![KLM logo]()
$1,271
This KLM deal was found by Cheapflights users on 9/11. 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.
Sat 10/105:29 pm -
2 stops18h 16m
Sat 10/179:45 am -
2 stops18h 23m
Deal found 9/11![KLM logo]()
$1,339
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:25 pm -
2 stops17h 10m
Fri 10/304:05 pm -
3 stops34h 51m
Deal found 9/8![Multiple Airlines logo]()
$1,685
This oojo deal was found by Cheapflights users on 9/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:45 pm -
2 stops35h 45m
Thu 11/129:00 am -
2 stops36h 15m
Deal found 9/12![Aer Lingus logo]()
$9,013
Last-minute flights from Philadelphia to CardiffDiscover last-minute flight deals from Philadelphia to Cardiff. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Cardiff. Data last updated September 13, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 9/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:45 pm -
2 stops35h 45m
Thu 11/129:00 am -
2 stops36h 15m
Deal found 9/12![Aer Lingus logo]()
$9,013
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 10/55:00 pm -
2 stops18h 45m
Wed 10/219:45 am -
2 stops17h 22m
Deal found 9/9![Delta logo]()
$902
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:09 pm -
2 stops43h 36m
Sat 10/177:30 am -
1 stop16h 25m
Deal found 9/11![Multiple Airlines logo]()
$1,309
This KLM deal was found by Cheapflights users on 9/11. 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.
Sat 10/105:29 pm -
2 stops18h 16m
Sat 10/179:45 am -
2 stops18h 23m
Deal found 9/11![KLM logo]()
$1,339
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:25 pm -
3 stops34h 05m
Sat 10/1712:00 pm -
3 stops35h 55m
Deal found 9/11![Aer Lingus logo]()
$2,112
This KLM deal was found by Cheapflights users on 9/8. 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 10/2312:25 pm -
2 stops15h 50m
Fri 10/3010:20 am -
2 stops27h 56m
Deal found 9/8![KLM logo]()
$1,067
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:25 pm -
2 stops17h 10m
Fri 10/304:05 pm -
3 stops34h 51m
Deal found 9/8![Multiple Airlines logo]()
$1,685
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 September 13, 2026.
Search for one-way flight options from Philadelphia to Cardiff. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 11/285:40 pm -
1 stop15h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$492
This KLM deal was found by Cheapflights users on 9/9. 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 11/285:24 pm -
2 stops18h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![KLM logo]()
$634
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 September 13, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $902 (Delta) |
One-way from | $492 (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 September 13, 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
Sat 11/28
5:40 pm-1:55 pm
1 stop15h 15m
Cardiff Wales
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$492
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Sat 11/28
5:24 pm-5:00 pm
2 stops18h 36m
Cardiff Wales
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$634
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Mon 10/5
5:00 pm-4:45 pm
2 stops18h 45m
Cardiff Wales
Wed 10/21
9:45 am-10:07 pm
2 stops17h 22m
$902
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Wed 2/3
6:13 pm-5:00 pm
2 stops17h 47m
Cardiff Wales
Wed 2/10
5:30 pm-8:37 pm
2 stops32h 07m
$920
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Fri 10/23
12:25 pm-9:15 am
2 stops15h 50m
Cardiff Wales
Fri 10/30
10:20 am-10:16 am
2 stops27h 56m
$1,067
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Sat 3/6
6:13 pm-5:00 pm
2 stops17h 47m
Cardiff Wales
Sat 3/20
10:20 am-11:02 pm
2 stops16h 42m
$1,271
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Sat 10/10
9:09 pm-9:45 pm
2 stops43h 36m
Cardiff Wales
Sat 10/17
7:30 am-6:55 pm
1 stop16h 25m
$1,309
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Sat 10/10
5:29 pm-4:45 pm
2 stops18h 16m
Cardiff Wales
Sat 10/17
9:45 am-11:08 pm
2 stops18h 23m
$1,339
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Fri 10/23
3:25 pm-1:35 pm
2 stops17h 10m
Cardiff Wales
Fri 10/30
4:05 pm-10:56 pm
3 stops34h 51m
$1,685
PhiladelphiaCardiff
PHL Philadelphia - CWL Cardiff Wales
PHLCWL
Philadelphia
Sat 10/10
8:25 pm-11:30 am
3 stops34h 05m
Cardiff Wales
Sat 10/17
12:00 pm-6:55 pm
3 stops35h 55m
$2,112
Showing 1-10 of 11 resultsSorted 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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 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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