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$274+ Cheap flights from Newark (EWR) to Cardiff (CWL)

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — CWL
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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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 July 3, 2025.

Round-trip from

$599
(Kiwi.com)

One-way from

$274
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,186
From Newark to Cardiff Wales
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One-way flight from Newark to Cardiff Wales
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Highest demand for flights based on searches. 11% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT 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 July 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Wed 8/135:30 pmEWR - CWL
1 stop8h 55mMultiple Airlines
Thu 8/217:55 amCWL - EWR
1 stop13h 05mMultiple Airlines
Deal found 7/1$599
This Delta deal was found by Cheapflights users on 7/3. 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 8/188:30 amEWR - CWL
2 stops19h 45mDelta
Thu 8/289:50 amCWL - EWR
2 stops19h 54mDelta
Deal found 7/3$698
This Air France deal was found by Cheapflights users on 7/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/53:40 pmEWR - CWL
2 stops12h 30mKLM
Thu 9/119:50 amCWL - EWR
2 stops14h 36mKLM
Deal found 7/2$748

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated July 3, 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

Wed 8/13

5:30 pm-7:25 am

1 stop8h 55m

Cardiff Wales

Thu 8/21

7:55 am-4:00 pm

1 stop13h 05m

$599

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Mon 8/18

8:30 am-9:15 am

2 stops19h 45m

Cardiff Wales

Thu 8/28

9:50 am-12:44 am

2 stops19h 54m

$698

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Fri 9/5

3:40 pm-9:10 am

2 stops12h 30m

Cardiff Wales

Thu 9/11

9:50 am-7:26 pm

2 stops14h 36m

$748

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Mon 9/1

11:00 pm-7:25 am

2 stops51h 25m

$274

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Sat 9/20

9:51 am-9:15 am

2 stops18h 24m

$508

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Sat 9/20

1:00 pm-9:15 am

2 stops15h 15m

$509

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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 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.

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 July 3, 2025.
See what other customers who have flown with Delta and KLM from Newark Airport to Cardiff have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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?

    For a flight from Newark to Cardiff, you will be flying into Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city. Cardiff Wales is the only Cardiff airport and it handles 0 inbound flights from Newark per day. 0 airlines have flights to Cardiff Wales from Newark on a regular basis.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from Newark Airport to Cardiff (average of $773). Flying from Newark Airport to Cardiff in June is currently the most expensive (average of $1,622). 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

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