How long is the flight from Cardiff to USA?

Airlines like Delta, KLM, and Virgin Atlantic fly from Cardiff to USA in about 15h 43m. The time it takes to get you to your destination can typically vary by up to 37h 26m. Cardiff and USA are separated by a distance of 3321 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

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 - Fort Myers SW Florida Intl when deciding on the best route from Cardiff to USA.

How far in advance should I book a flight from Cardiff to USA?

Users have found that booking a flight from Cardiff to USA at least 12 days early can save you up to 154% on average compared to booking a flight this week. If booking 12 days before your flight isn’t an option for you, users have found flights from Cardiff to USA for as little as £367 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £981 for flights departing within the next 3 days.

What is the cheapest month to fly from Cardiff to USA?

Our data shows that September tends to be the cheapest month to fly to USA from Cardiff. Users have commonly found prices around £570 for the month, but tickets can be as low as £383. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from CWL to US?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cardiff to USA as you normally would.

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.

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.

£321+ Flights from Cardiff to the United States

Cheap flight deals from Cardiff to USA

Round-trip from	£321
Popular in	December
Cheapest in	September
Average price	£426

30/10-6/11
5 total stops
51h 25m total
Cardiff to USA

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£7 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Cardiff to USA

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 15 September 2025.

Thu 30/1014:30CWL - EWR

3 stops28h 05mMultiple Airlines

Thu 6/1117:40EWR - CWL

2 stops23h 20mMultiple Airlines

Deal found 15/9£321

Wed 24/909:50CWL - JFK

1 stop18h 00mKLM

Sun 28/919:15JFK - CWL

1 stop16h 30mKLM

Deal found 14/9£412

Fri 10/1012:25CWL - JFK

3 stops32h 15mMultiple Airlines

Mon 13/1018:55JFK - CWL

2 stops16h 00mMultiple Airlines

Deal found 14/9£417

Thu 30/1014:30CWL - SFO

2 stops32h 05mMultiple Airlines

Thu 6/1116:40SFO - CWL

3 stops21h 20mMultiple Airlines

Deal found 15/9£432

Wed 24/909:50CWL - JFK

2 stops17h 33mDelta

Sun 28/919:15JFK - CWL

1 stop16h 30mDelta

Deal found 14/9£432

Fri 10/1009:50CWL - LGA

2 stops15h 43mDelta

Mon 13/1012:59LGA - CWL

2 stops15h 16mDelta

Deal found 14/9£435

Fri 10/1012:25CWL - EWR

3 stops29h 50mMultiple Airlines

Mon 13/1017:30EWR - CWL

2 stops17h 25mMultiple Airlines

Deal found 14/9£437

Tue 28/1021:45CWL - JFK

3 stops22h 55mMultiple Airlines

Tue 4/1116:25JFK - CWL

2 stops18h 05mMultiple Airlines

Deal found 13/9£452

Fri 10/1009:50CWL - JFK

2 stops16h 37mDelta

Wed 15/1014:40JFK - CWL

2 stops13h 35mDelta

Deal found 13/9£453

Mon 8/1217:15CWL - JFK

1 stop27h 30mVirgin Atlantic

Tue 23/1216:40JFK - CWL

1 stop12h 10mVirgin Atlantic

Deal found 14/9£457

Thu 11/1217:25CWL - JFK

1 stop30h 55mVirgin Atlantic

Wed 24/1216:40JFK - CWL

1 stop19h 15mVirgin Atlantic

Deal found 14/9£460

Fri 10/1009:50CWL - JFK

2 stops16h 37mDelta

Mon 13/1017:30JFK - CWL

1 stop10h 45mDelta

Deal found 14/9£475

Best flights from Cardiff to USA
Discover carefully curated flight deals from Cardiff to USA that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Thu 30/1014:30CWL - EWR

3 stops28h 05mMultiple Airlines

Thu 6/1117:40EWR - CWL

2 stops23h 20mMultiple Airlines

Deal found 15/9£321

Fri 10/1009:50CWL - LGA

2 stops15h 43mDelta

Mon 13/1012:59LGA - CWL

2 stops15h 16mDelta

Deal found 14/9£435

Thu 30/1017:25CWL - JFK

1 stop30h 55mKLM

Thu 6/1116:45JFK - CWL

1 stop12h 05mKLM

Deal found 15/9£445

Mon 8/1217:15CWL - JFK

1 stop23h 15mVirgin Atlantic

Tue 23/1216:40JFK - CWL

1 stop19h 15mVirgin Atlantic

Deal found 13/9£457

Thu 30/1014:30CWL - JFK

2 stops30h 15mMultiple Airlines

Thu 6/1117:35JFK - CWL

3 stops23h 25mMultiple Airlines

Deal found 15/9£398

Fri 10/1009:50CWL - LGA

2 stops17h 36mDelta

Wed 15/1011:59LGA - CWL

2 stops16h 16mDelta

Deal found 13/9£435

Fri 10/1012:25CWL - JFK

3 stops32h 15mMultiple Airlines

Mon 13/1018:55JFK - CWL

2 stops16h 00mMultiple Airlines

Deal found 14/9£417

Mon 15/1210:20CWL - JFK

1 stop10h 25mVirgin Atlantic

Tue 23/1216:40JFK - CWL

1 stop19h 15mVirgin Atlantic

Deal found 14/9£460

Wed 29/1010:20CWL - MIA

2 stops27h 15mKLM

Wed 5/1112:15MIA - CWL

2 stops16h 35mKLM

Deal found 14/9£484

Sat 14/210:20CWL - EWR

2 stops17h 43mDelta

Sat 21/215:25EWR - CWL

2 stops13h 25mDelta

Deal found 13/9£440

Thu 11/1217:25CWL - JFK

1 stop30h 55mVirgin Atlantic

Wed 24/1216:40JFK - CWL

1 stop19h 15mVirgin Atlantic

Deal found 14/9£460

Thu 30/1014:30CWL - SFO

2 stops32h 05mMultiple Airlines

Thu 6/1116:40SFO - CWL

3 stops21h 20mMultiple Airlines

Deal found 15/9£432

Last-minute flights from Cardiff to USA
Discover last-minute flight deals from Cardiff to USA. Data last updated 15 September 2025 and is based on user searches.

Wed 24/909:50CWL - JFK

1 stop18h 00mKLM

Sun 28/919:15JFK - CWL

1 stop16h 30mKLM

Deal found 14/9£412

Wed 24/909:50CWL - JFK

2 stops17h 33mDelta

Sun 28/919:15JFK - CWL

1 stop16h 30mDelta

Deal found 14/9£432

Fri 10/1012:25CWL - JFK

3 stops32h 15mMultiple Airlines

Mon 13/1018:55JFK - CWL

2 stops16h 00mMultiple Airlines

Deal found 14/9£417

Fri 10/1009:50CWL - LGA

2 stops15h 43mDelta

Mon 13/1012:59LGA - CWL

2 stops15h 16mDelta

Deal found 14/9£435

Fri 10/1012:25CWL - EWR

3 stops29h 50mMultiple Airlines

Mon 13/1017:30EWR - CWL

2 stops17h 25mMultiple Airlines

Deal found 14/9£437

Fri 10/1009:50CWL - JFK

2 stops16h 37mDelta

Wed 15/1019:25JFK - CWL

1 stop16h 20mDelta

Deal found 13/9£453

Fri 10/1009:50CWL - JFK

2 stops16h 37mDelta

Mon 13/1017:30JFK - CWL

1 stop10h 45mDelta

Deal found 14/9£475

Tue 28/1021:45CWL - JFK

3 stops22h 55mMultiple Airlines

Tue 4/1116:25JFK - CWL

2 stops18h 05mMultiple Airlines

Deal found 13/9£452

Thu 30/1014:30CWL - EWR

3 stops28h 05mMultiple Airlines

Thu 6/1117:40EWR - CWL

2 stops23h 20mMultiple Airlines

Deal found 15/9£321

Thu 30/1014:30CWL - JFK

2 stops30h 15mMultiple Airlines

Thu 6/1117:35JFK - CWL

3 stops23h 25mMultiple Airlines

Deal found 15/9£398

Thu 30/1014:30CWL - SFO

2 stops32h 05mMultiple Airlines

Thu 6/1116:40SFO - CWL

3 stops21h 20mMultiple Airlines

Deal found 15/9£432

Thu 30/1017:25CWL - JFK

1 stop30h 55mKLM

Thu 6/1116:45JFK - CWL

1 stop12h 05mKLM

Deal found 15/9£445

One-way flights from Cardiff to USA
Search for one-way flight options from Cardiff to USA. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Thu 1/108:35CWL - MIA

3 stops18h 24mMultiple Airlines

Deal found 13/9£632

Thu 1/108:35CWL - MIA

2 stops15h 55mBritish Airways

Deal found 13/9£646

Thu 1/117:25CWL - MIA

1 stop26h 25mKLM

Deal found 13/9£1,159

Fly from

Fly to

Route

Depart

Return

Price

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Thu 30/10

14:30-14:35

3 stops28h 05m

Newark

Thu 6/11

17:40-22:00

2 stops23h 20m

£321

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 30/10

14:30-16:45

2 stops30h 15m

New York John F Kennedy Intl

Thu 6/11

17:35-22:00

3 stops23h 25m

£398

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Fri 10/10

12:25-15:40

3 stops32h 15m

New York John F Kennedy Intl

Mon 13/10

18:55-15:55

2 stops16h 00m

£417

CardiffSan Francisco

CWL - SFO

CWLSFO

Cardiff Wales

Thu 30/10

14:30-15:35

2 stops32h 05m

San Francisco

Thu 6/11

16:40-22:00

3 stops21h 20m

£432

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Fri 10/10

09:50-20:33

2 stops15h 43m

New York LaGuardia

Mon 13/10

12:59-09:15

2 stops15h 16m

£435

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Fri 10/10

09:50-22:26

2 stops17h 36m

New York LaGuardia

Wed 15/10

11:59-09:15

2 stops16h 16m

£435

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Fri 10/10

12:25-13:15

3 stops29h 50m

Newark

Mon 13/10

17:30-15:55

2 stops17h 25m

£437

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Sat 14/2

10:20-23:03

2 stops17h 43m

Newark

Sat 21/2

15:25-09:50

2 stops13h 25m

£440

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Sat 14/2

10:20-23:13

2 stops17h 53m

New York LaGuardia

Sat 21/2

11:30-09:50

2 stops17h 20m

£445

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 30/10

17:25-20:20

1 stop30h 55m

New York John F Kennedy Intl

Thu 6/11

16:45-09:50

1 stop12h 05m

£445

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 33 results

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, January is the cheapest month in which you can book a flight from Cardiff to USA (average of £575). Flying from Cardiff to USA in July is currently the most expensive (average of £811). 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

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

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,385 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Virgin Atlantic

7.4

Good

664 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

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 Delta, KLM, and Virgin Atlantic fly from Cardiff to USA in about 15h 43m. The time it takes to get you to your destination can typically vary by up to 37h 26m. Cardiff and USA are separated by a distance of 3321 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 - Fort Myers SW Florida Intl 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, January is the cheapest month in which you can book a flight from Cardiff to USA (average of £575). Flying from Cardiff to USA in July is currently the most expensive (average of £811). 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

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Cardiff to USA

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£378	Average£669	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Virgin Atlantic	Cheapest£431	Average£597	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Cardiff to the United States from £321

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.

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 15 September 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Cardiff to USA

Cheapest flights from Cardiff to USAExplore 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 15 September 2025.

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 15 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Cardiff to the United States that are best for you.

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.

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?

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 15 September 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.

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?

How long is the flight from Cardiff to USA?

What are the most popular routes from Cardiff to USA?

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

How can I find direct flights from Cardiff to USA?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cardiff to USA

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Cardiff to USA

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 15 September 2025.