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Cheap flights from Newark Airport to Cardiff from £375

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — CWL
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Newark to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) 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 11 July 2025.

Round-trip from

£536

One-way from

£375

Popular in

June

Cheapest in

February

Average price

£873
18/9-23/9
  • 18/9-23/9
  • 3 total stops
  • 47h 05m total
  • Newark to Cardiff
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Delta
  • Delta
  • 20/9
  • 2 total stops
  • 16h 04m total
  • Newark to Cardiff
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£73 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from Newark to Cardiff

Cheapest flights from Newark to Cardiff
Explore the most affordable flight options available from Newark to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Thu 18/917:35EWR - CWL
1 stop13h 25mMultiple Airlines
Tue 23/916:20CWL - EWR
2 stops33h 40mMultiple Airlines
Deal found 10/7£536
Sat 23/809:57EWR - CWL
2 stops18h 18mDelta
Sat 30/809:45CWL - EWR
2 stops19h 59mDelta
Deal found 9/7£586
Fri 5/915:40EWR - CWL
2 stops12h 30mKLM
Thu 11/909:50CWL - EWR
2 stops14h 34mKLM
Deal found 9/7£594
Thu 18/921:25EWR - CWL
2 stops33h 05mAer Lingus
Tue 23/912:00CWL - EWR
2 stops36h 25mAer Lingus
Deal found 10/7£1,311

Cheapflights Fare Finder

Customise your flight search to find flights from Newark 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 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from Newark Airport to Cardiff that are best for you.

Fly from

Newark

Fly to

Cardiff

Route

Depart

Return

Price

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Thu 18/9

17:35-12:00

1 stop13h 25m

Cardiff Wales

Tue 23/9

16:20-21:00

2 stops33h 40m

£536

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Sat 23/8

09:57-09:15

2 stops18h 18m

Cardiff Wales

Sat 30/8

09:45-00:44

2 stops19h 59m

£586

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Fri 5/9

15:40-09:10

2 stops12h 30m

Cardiff Wales

Thu 11/9

09:50-19:24

2 stops14h 34m

£594

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Thu 18/9

21:25-11:30

2 stops33h 05m

Cardiff Wales

Tue 23/9

12:00-19:25

2 stops36h 25m

£1,311

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Sat 20/9

12:11-09:15

2 stops16h 04m

£375

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Sat 20/9

13:00-09:15

2 stops15h 15m

£405

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Mon 11/8

17:55-11:30

2 stops12h 35m

£605

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Best time to book a flight from Newark to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Newark 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.

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. 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 Cardiff. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andAer Lingus from Newark Airport to Cardiff. 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.
Delta
8.0
Very Good
7,951 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very Good
7,951 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
KLM
7.8
Good
1,372 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Aer Lingus
7.1
Good
1,154 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Newark to Cardiff. 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 into for flights to Cardiff from Newark?

    Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly into when you book flights from Newark to Cardiff. 0 airlines have flights to Cardiff Wales from Newark on a regular basis. Booking flights from Newark to Cardiff Wales should not be difficult; the airport handles an average of 0 inbound flights from Newark per day.

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

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

  • How can I find direct flights from Newark to Cardiff?

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

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

    Yes. Cheapflights offers flight deals from Newark to Cardiff 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 Newark Airport to Cardiff?

    Currently, July is the cheapest month in which you can book a flight from Newark Airport to Cardiff (average of £169). Flying from Newark Airport to Cardiff in December is currently the most expensive (average of £263). 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

Travelling to a place near Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Barry
Bridgend

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