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Cheap flights from the United States to Cardiff from £210

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 25/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — CWL
3 Feb — 10 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Cardiff

Enter your travel dates to find the best prices.

Cheapest flights from USA to Cardiff
Explore the most affordable flight options available from USA to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 January 2026.

Tue 17/217:00JFK - CWL
1 stop17h 30mMultiple Airlines
Mon 23/223:30CWL - JFK
2 stops45h 25mMultiple Airlines
Deal found 1/1£491
Wed 18/217:00JFK - CWL
1 stop12h 05mMultiple Airlines
Wed 25/215:55CWL - JFK
2 stops30h 25mMultiple Airlines
Deal found 2/1£495
Sun 15/217:30JFK - CWL
1 stop10h 00mMultiple Airlines
Tue 3/310:20CWL - JFK
2 stops16h 42mMultiple Airlines
Deal found 2/1£496
Mon 16/217:45JFK - CWL
1 stop11h 05mVirgin Atlantic
Mon 23/217:15CWL - JFK
1 stop31h 05mVirgin Atlantic
Deal found 2/1£498
Mon 2/221:20JFK - CWL
1 stop14h 35mKLM
Mon 9/210:20CWL - JFK
1 stop30h 10mKLM
Deal found 3/1£509
Mon 16/221:20JFK - CWL
2 stops14h 35mMultiple Airlines
Mon 23/223:30CWL - JFK
1 stop18h 55mMultiple Airlines
Deal found 2/1£510
Mon 16/213:04BOS - CWL
2 stops15h 46mKLM
Mon 23/210:20CWL - BOS
1 stop32h 05mKLM
Deal found 1/1£511
Wed 18/216:45JFK - CWL
1 stop12h 05mDelta
Wed 25/210:20CWL - JFK
1 stop14h 00mDelta
Deal found 2/1£511
Sun 15/206:29JFK - CWL
2 stops22h 21mDelta
Tue 3/310:20CWL - JFK
2 stops16h 42mDelta
Deal found 2/1£515
Wed 18/217:45EWR - CWL
1 stop11h 20mMultiple Airlines
Wed 25/215:55CWL - EWR
2 stops28h 45mMultiple Airlines
Deal found 4/1£521
Wed 18/213:00EWR - CWL
2 stops15h 50mDelta
Wed 25/210:20CWL - EWR
2 stops17h 46mDelta
Deal found 4/1£522
Mon 16/210:03BOS - CWL
2 stops18h 47mVirgin Atlantic
Mon 23/217:15CWL - BOS
2 stops35h 35mVirgin Atlantic
Deal found 1/1£540

Find flight deals from USA to Cardiff

Keep the following information in mind while searching for USA to Cardiff flight deals. Data was last updated 4 January 2026.

Round-trip from

£491

One-way from

£210
17/2-23/2
  • 17/2-23/2
  • 3 total stops
  • 62h 55m total
  • USA to Cardiff
Search Deals
25/1
  • 25/1
  • 3 total stops
  • 22h 35m total
  • USA to Cardiff
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from USA 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 4 January 2026.
Use the filters below to find and compare flights from the United States to Cardiff that are best for you.

Fly from

USA

Fly to

Cardiff

Route

Depart

Return

Price

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Mon 16/2

17:45-09:50

1 stop11h 05m

Cardiff Wales

Mon 23/2

17:15-19:20

1 stop31h 05m

£498

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Sun 15/2

17:30-08:30

1 stop10h 00m

Cardiff Wales

Tue 3/3

10:20-19:20

1 stop14h 00m

£504

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Mon 2/2

21:20-16:55

1 stop14h 35m

Cardiff Wales

Mon 9/2

10:20-11:30

1 stop30h 10m

£509

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Mon 16/2

21:20-16:55

2 stops14h 35m

Cardiff Wales

Mon 23/2

23:30-13:25

1 stop18h 55m

£510

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Wed 18/2

16:45-09:50

1 stop12h 05m

Cardiff Wales

Wed 25/2

10:20-19:20

1 stop14h 00m

£511

BostonCardiff

BOS - CWL

BOSCWL

Boston Logan Intl

Mon 16/2

19:10-16:55

1 stop16h 45m

Cardiff Wales

Mon 23/2

17:15-13:25

1 stop25h 10m

£511

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Wed 18/2

17:45-09:50

1 stop11h 05m

Cardiff Wales

Wed 25/2

10:20-19:20

1 stop14h 00m

£511

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Mon 16/2

21:20-16:55

1 stop14h 35m

Cardiff Wales

Mon 23/2

17:15-11:29

1 stop23h 14m

£511

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Tue 17/2

17:45-09:50

1 stop11h 05m

Cardiff Wales

Mon 23/2

17:15-13:15

1 stop25h 00m

£511

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Sun 15/2

06:29-09:50

2 stops22h 21m

Cardiff Wales

Tue 3/3

10:20-22:02

2 stops16h 42m

£515

Flights are sorted by cheapest return flights first.

Deals found on 2/1

Showing 1-10 of 47 results
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Best time to book a flight from USA to Cardiff

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

Cheapflights Insights

Everything you need to know about your flight from the United States to Cardiff

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

Currently, January is the cheapest month in which you can book a flight from USA to Cardiff (average of £383). Flying from USA to Cardiff in June is currently the most expensive (average of £787). 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.

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 4 January 2026.
Read reviews from past customers who have flown with KLM from the United States 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.
KLM
7.7
Good
1,435 reviews
Check prices

Comfort

7.6

Boarding

7.7

Overall

7.7

Entertainment

7.1

Food

7.2

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,435 reviews
KLM
7.7
Good
1,435 reviews
Check prices

Comfort

7.6

Boarding

7.7

Overall

7.7

Entertainment

7.1

Food

7.2

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

Find useful and relevant information for your journey from USA 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 United States?

    If you book a flight to Cardiff from United States, you will be flying to Cardiff Wales, which is the city’s only airport. Cardiff Wales (CWL) is located 9.1 mi from the center of Cardiff.

  • How long is the flight from USA to Cardiff?

    There are many flights that can get you from USA to Cardiff in 11h 05m. Fly via Virgin Atlantic, KLM, or Delta to get the fastest option. Airlines will cover a distance of 3323 mi. This flight may include one or multiple stops.

  • What are the most popular routes from USA to Cardiff?

    Most travelers choose New York John F Kennedy Intl - Cardiff Wales, Dallas/Fort Worth - Cardiff Wales or Boston Logan Intl - Cardiff Wales when deciding on the best route from USA to Cardiff.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from USA 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 USA to Cardiff?

    Currently, January is the cheapest month in which you can book a flight from USA to Cardiff (average of £383). Flying from USA to Cardiff in June is currently the most expensive (average of £787). 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 Cardiff?

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

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Fly with Cheapflights

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

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

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

Yes, we can. To see specific flights from USA to Cardiff with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cardiff from USA today and book when prices fit your budget.

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