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Cheap flights from Cardiff to the United States from £299

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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — LAX
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Cardiff to USA

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to USA
Explore the most affordable flight options available from Cardiff to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2025.

Fri 12/1216:05CWL - JFK
2 stops30h 45mMultiple Airlines
Sun 14/1218:05JFK - CWL
2 stops24h 00mMultiple Airlines
Deal found 13/11£483
Fri 12/1216:05CWL - JFK
2 stops30h 45mMultiple Airlines
Sun 14/1200:30JFK - CWL
2 stops17h 35mMultiple Airlines
Deal found 12/11£569
Tue 9/1220:55CWL - JFK
2 stops25h 55mMultiple Airlines
Mon 15/1200:30JFK - CWL
3 stops37h 15mMultiple Airlines
Deal found 12/11£645
Fri 12/1210:20CWL - LGA
2 stops17h 08mDelta
Mon 15/1213:00LGA - CWL
2 stops15h 50mDelta
Deal found 12/11£652
Fri 12/1210:20CWL - EWR
3 stops32h 15mMultiple Airlines
Sun 14/1218:30EWR - CWL
2 stops23h 35mMultiple Airlines
Deal found 13/11£655
Thu 11/1210:30CWL - LAS
1 stop15h 20mMultiple Airlines
Thu 18/1219:35LAS - CWL
1 stop18h 25mMultiple Airlines
Deal found 13/11£685
Fri 12/1210:20CWL - LGA
2 stops16h 08mDelta
Sun 14/1218:00LGA - CWL
2 stops17h 45mDelta
Deal found 13/11£714
Tue 9/1210:20CWL - LGA
2 stops17h 47mDelta
Tue 16/1211:30LGA - CWL
2 stops17h 20mDelta
Deal found 12/11£770
Tue 18/1113:00CWL - MCO
2 stops58h 10mMultiple Airlines
Tue 25/1119:55MCO - CWL
2 stops15h 05mMultiple Airlines
Deal found 13/11£777
Fri 12/1222:25CWL - ATL
3 stops31h 12mMultiple Airlines
Sun 14/1205:45ATL - CWL
3 stops36h 20mMultiple Airlines
Deal found 12/11£806
Tue 9/1217:25CWL - EWR
3 stops33h 45mMultiple Airlines
Tue 16/1219:35EWR - CWL
2 stops14h 55mMultiple Airlines
Deal found 12/11£809
Tue 9/1210:20CWL - EWR
2 stops18h 01mDelta
Tue 16/1211:56EWR - CWL
2 stops16h 54mDelta
Deal found 12/11£818

Cheap flight deals from Cardiff to USA

Keep the following information in mind while searching for Cardiff to USA flight deals. Data was last updated 14 November 2025.

Round-trip from

£477

One-way from

£299

Popular in

April

Cheapest in

September

Average price

£527
2/2-11/2
  • 2/2-11/2
  • 3 total stops
  • 33h 30m total
  • Cardiff to USA
Search Deals
15/12
  • 15/12
  • 2 total stops
  • 30h 10m total
  • Cardiff to USA
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£31 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to USA 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 14 November 2025.
Use the filters below to find and compare flights from Cardiff to the United States that are best for you.

Fly from

Cardiff

Fly to

USA

Route

Depart

Return

Price

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Fri 12/12

16:05-17:50

2 stops30h 45m

New York John F Kennedy Intl

Sun 14/12

18:05-23:05

2 stops24h 00m

£483

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 15/1

17:25-18:00

3 stops29h 35m

New York John F Kennedy Intl

Thu 22/1

19:25-22:00

2 stops21h 35m

£518

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Fri 12/12

16:05-17:50

2 stops30h 45m

New York John F Kennedy Intl

Sun 14/12

00:30-23:05

2 stops17h 35m

£569

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 2/2

10:20-22:05

2 stops16h 45m

New York John F Kennedy Intl

Wed 11/2

09:25-09:50

2 stops19h 25m

£571

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 15/1

10:20-15:45

1 stop10h 25m

New York John F Kennedy Intl

Thu 22/1

17:45-09:50

1 stop11h 05m

£574

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Thu 15/1

10:20-15:30

2 stops34h 10m

Newark

Thu 22/1

17:40-16:45

2 stops18h 05m

£578

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 15/1

10:20-22:06

2 stops16h 46m

New York John F Kennedy Intl

Thu 22/1

14:30-09:50

2 stops14h 20m

£600

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Sat 14/2

17:25-19:20

1 stop30h 55m

New York John F Kennedy Intl

Sat 21/2

16:45-09:50

1 stop12h 05m

£620

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Wed 7/1

15:55-18:25

2 stops31h 30m

Newark

Wed 21/1

17:45-10:05

1 stop11h 20m

£627

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Sat 14/2

10:20-22:04

2 stops16h 44m

New York John F Kennedy Intl

Sat 21/2

16:45-09:50

1 stop12h 05m

£628

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Showing 1-10 of 34 results
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Best time to book a flight from Cardiff to USA

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

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

Currently, December is the cheapest month in which you can book a flight from Cardiff to USA (average of £378). Flying from Cardiff to USA in August is currently the most expensive (average of £445). 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 USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated 14 November 2025.
Check out reviews from past customers who have flown with KLM and Virgin Atlantic from Cardiff to the United States to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
673 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to USA. 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 from for flights from Cardiff to United States?

    Most people fly from Cardiff Wales (CWL) if they book a flight from Cardiff to United States. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

  • How long is the flight from Cardiff to USA?

    Airlines like Virgin Atlantic, KLM, and Delta fly from Cardiff to USA in about 10h 25m. The time it takes to get you to your destination can typically vary by up to 7h 23m. Cardiff and USA are separated by a distance of 3323 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Most travelers choose Cardiff Wales - New York John F Kennedy Intl, Cardiff Wales - Houston Hobby or Cardiff Wales - Newark when deciding on the best route from Cardiff to USA.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Cardiff to USA (average of £378). Flying from Cardiff to USA in August is currently the most expensive (average of £445). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Cardiff to USA

Discover the top 2 airlines that operate flights from Cardiff to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£389Average£688FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£444Average£613FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to USA from Cardiff today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Cardiff to USA.

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

Yes, we can. To see specific flights from Cardiff to USA 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 Cardiff to USA become cheaper?

Not ready to book yet? You can track prices for flights from Cardiff to USA on Cheapflights with our Price Alert feature and get notified when better prices are available.

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