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Cheap flights from Cardiff to the United States from £251

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — LAX
6 Feb — 13 Feb1
1 adult
1 adult, Economy, 0 bags

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 7 January 2026.

Round-trip from

£354

One-way from

£251

Popular in

April

Cheapest in

September

Average price

£459
19/2-26/2
  • 19/2-26/2
  • 4 total stops
  • 57h 30m total
  • Cardiff to USA
Search Deals
28/4
  • 28/4
  • 2 total stops
  • 41h 10m total
  • Cardiff to USA
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 7 January 2026.

Thu 19/210:30CWL - EWR
2 stops34h 10mMultiple Airlines
Thu 26/217:40EWR - CWL
2 stops23h 20mMultiple Airlines
Deal found 5/1£354
Thu 19/210:30CWL - JFK
2 stops34h 15mMultiple Airlines
Thu 26/217:35JFK - CWL
2 stops23h 25mMultiple Airlines
Deal found 5/1£383
Tue 13/110:20CWL - JFK
1 stop10h 25mKLM
Tue 20/117:45JFK - CWL
1 stop11h 05mKLM
Deal found 6/1£431
Fri 6/210:20CWL - JFK
1 stop10h 25mDelta
Mon 9/214:30JFK - CWL
2 stops14h 20mDelta
Deal found 6/1£445
Fri 30/110:20CWL - LGA
2 stops15h 59mDelta
Sun 15/218:00LGA - CWL
2 stops17h 45mDelta
Deal found 4/1£447
Tue 13/110:20CWL - JFK
2 stops16h 46mDelta
Tue 20/114:30JFK - CWL
2 stops14h 20mDelta
Deal found 6/1£451
Tue 13/110:20CWL - EWR
2 stops17h 53mDelta
Tue 20/115:40EWR - CWL
2 stops13h 10mDelta
Deal found 6/1£451
Tue 13/110:20CWL - LGA
2 stops18h 22mDelta
Tue 20/114:59LGA - CWL
2 stops13h 51mDelta
Deal found 6/1£451
Sat 14/210:20CWL - LGA
2 stops18h 24mDelta
Sat 21/213:01LGA - CWL
2 stops15h 49mDelta
Deal found 5/1£453
Tue 5/509:45CWL - JFK
1 stop12h 20mVirgin Atlantic
Fri 15/519:35JFK - CWL
1 stop16h 30mVirgin Atlantic
Deal found 5/1£475
Fri 6/210:20CWL - JFK
2 stops13h 45mKLM
Mon 9/216:30JFK - CWL
2 stops12h 20mKLM
Deal found 5/1£491
Thu 5/208:35CWL - JFK
2 stops18h 30mBritish Airways
Mon 9/223:20JFK - CWL
2 stops51h 45mBritish Airways
Deal found 4/1£496

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 7 January 2026.
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

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Thu 19/2

10:30-15:40

2 stops34h 10m

Newark

Thu 26/2

17:40-22:00

2 stops23h 20m

£354

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 19/2

10:30-15:45

2 stops34h 15m

New York John F Kennedy Intl

Thu 26/2

17:35-22:00

2 stops23h 25m

£383

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 19/2

10:20-15:45

1 stop10h 25m

New York John F Kennedy Intl

Thu 26/2

18:50-16:45

1 stop16h 55m

£445

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Fri 6/2

10:20-15:45

1 stop10h 25m

New York John F Kennedy Intl

Mon 9/2

14:30-09:50

2 stops14h 20m

£445

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Fri 6/2

17:15-13:15

1 stop25h 00m

New York John F Kennedy Intl

Mon 9/2

18:50-09:50

1 stop10h 00m

£445

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Fri 6/2

10:20-19:20

1 stop14h 00m

New York John F Kennedy Intl

Mon 9/2

21:20-16:55

1 stop14h 35m

£445

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Fri 30/1

10:20-21:19

2 stops15h 59m

New York LaGuardia

Sun 15/2

18:00-16:45

2 stops17h 45m

£447

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Fri 6/2

10:20-21:19

2 stops15h 59m

New York LaGuardia

Mon 9/2

14:00-09:50

2 stops14h 50m

£447

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Fri 6/2

10:20-23:13

2 stops17h 53m

Newark

Mon 9/2

15:40-09:50

2 stops13h 10m

£451

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Thu 19/2

10:20-23:44

2 stops18h 24m

New York LaGuardia

Thu 26/2

14:00-09:50

2 stops14h 50m

£451

Flights are sorted by cheapest return flights first.

Deals found on 6/1

Showing 1-10 of 48 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 £240). Flying from Cardiff to USA in November is currently the most expensive (average of £433). 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 7 January 2026.
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
1,434 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.6

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
1,434 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.6

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 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, Delta, and KLM 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 16h 10m. 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 - Chicago O'Hare Intl 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 £240). Flying from Cardiff to USA in November is currently the most expensive (average of £433). 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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Alternative routes for Cardiff to USA

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 7 January 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£379Average£629FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£432Average£585FlexibilityNo 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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