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Cheap flights from Cardiff to the United States from £248

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — LAX
21 Jan — 28 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 22 December 2025.

Thu 25/1210:20CWL - JFK
2 stops17h 10mMultiple Airlines
Thu 1/118:50JFK - CWL
1 stop16h 55mMultiple Airlines
Deal found 20/12£1,072
Thu 25/1210:20CWL - JFK
1 stop14h 00mVirgin Atlantic
Thu 1/117:45JFK - CWL
1 stop11h 05mVirgin Atlantic
Deal found 20/12£1,252
Fri 26/1222:25CWL - LAX
2 stops50h 40mMultiple Airlines
Fri 2/120:15LAX - CWL
1 stop15h 25mMultiple Airlines
Deal found 21/12£1,339
Thu 25/1217:25CWL - EWR
3 stops33h 45mMultiple Airlines
Thu 1/123:55EWR - CWL
2 stops17h 05mMultiple Airlines
Deal found 19/12£1,407
Fri 26/1217:15CWL - LAX
1 stop26h 30mKLM
Fri 2/113:45LAX - CWL
1 stop19h 10mKLM
Deal found 21/12£1,452
Fri 26/1217:15CWL - BOS
1 stop25h 05mKLM
Sun 4/119:10BOS - CWL
1 stop16h 35mKLM
Deal found 20/12£1,620
Thu 25/1210:20CWL - LGA
2 stops18h 00mDelta
Thu 1/117:45LGA - CWL
2 stops18h 00mDelta
Deal found 19/12£1,739
Sun 21/1210:15CWL - RSW
2 stops29h 27mKLM
Mon 22/1214:01RSW - CWL
2 stops14h 49mKLM
Deal found 20/12£2,548
Sun 21/1210:15CWL - RSW
2 stops30h 15mMultiple Airlines
Mon 22/1219:26RSW - CWL
3 stops33h 24mMultiple Airlines
Deal found 20/12£9,139

Find flight deals from Cardiff to USA

Keep the following information in mind while searching for Cardiff to USA flight deals. Data was last updated 22 December 2025.

Round-trip from

£393

One-way from

£248

Popular in

April

Cheapest in

September

Average price

£721
5/2-12/2
  • 5/2-12/2
  • 4 total stops
  • 57h 40m total
  • Cardiff to USA
Search Deals
8/2
  • 8/2
  • 2 total stops
  • 29h 40m total
  • Cardiff to USA
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£26 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 December 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 22 December 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

Sun 11/1

10:15-11:40

1 stop30h 25m

New York John F Kennedy Intl

Sat 24/1

16:45-16:50

1 stop19h 05m

£443

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Wed 4/2

10:20-19:20

1 stop14h 00m

New York John F Kennedy Intl

Wed 11/2

21:20-16:55

1 stop14h 35m

£444

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 12/2

10:20-15:45

1 stop10h 25m

New York John F Kennedy Intl

Tue 17/2

13:59-09:50

2 stops14h 51m

£444

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 2/2

10:20-15:45

1 stop10h 25m

New York John F Kennedy Intl

Mon 9/2

17:45-16:55

1 stop18h 10m

£444

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Wed 4/2

10:20-11:30

1 stop30h 10m

New York John F Kennedy Intl

Wed 11/2

17:45-16:55

1 stop18h 10m

£444

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Mon 2/2

10:20-21:19

2 stops15h 59m

New York LaGuardia

Mon 9/2

14:00-09:50

2 stops14h 50m

£447

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Wed 4/2

10:20-21:19

2 stops15h 59m

New York LaGuardia

Wed 11/2

11:46-09:50

2 stops17h 04m

£450

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 2/2

10:20-22:05

2 stops16h 45m

New York John F Kennedy Intl

Mon 9/2

14:30-09:50

2 stops14h 20m

£451

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Tue 3/2

10:20-23:13

2 stops17h 53m

Newark

Tue 10/2

15:40-16:55

2 stops20h 15m

£451

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Mon 2/2

10:20-23:13

2 stops17h 53m

Newark

Mon 9/2

15:40-09:50

2 stops13h 10m

£451

Flights are sorted by cheapest return flights first.

Deals found on 21/12

Showing 1-10 of 50 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 £328). Flying from Cardiff to USA in August is currently the most expensive (average of £436). 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 22 December 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
1,432 reviews
Check prices

Crew

8.4

Overall

7.7

Food

7.2

Comfort

7.6

Boarding

7.8

Entertainment

7.1

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
1,432 reviews
KLM
7.7
Good
1,432 reviews
Check prices

Crew

8.4

Overall

7.7

Food

7.2

Comfort

7.6

Boarding

7.8

Entertainment

7.1

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
676 reviews
KLM
7.7
Good
1,432 reviews
Check prices

Crew

8.4

Overall

7.7

Food

7.2

Comfort

7.6

Boarding

7.8

Entertainment

7.1

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 KLM, Virgin Atlantic, and Delta fly from Cardiff to USA in about 14h. The time it takes to get you to your destination can typically vary by up to 16h 25m. 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 - Newark or Cardiff Wales - New York LaGuardia 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 £328). Flying from Cardiff to USA in August is currently the most expensive (average of £436). 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 22 December 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£381Average£669FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£435Average£589FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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