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 - New York LaGuardia or Cardiff Wales - Newark 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 £978 for flights departing within the next 3 days.

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

Our data shows that March tends to be the cheapest month to fly to USA from Cardiff. Users have commonly found prices around £555 for the month, but tickets can be as low as £367. Due to multiple factors, prepare for potentially higher prices in August.

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.

£288+ Flights from Cardiff to the United States

Cheap flight deals from Cardiff to USA

Round-trip from	£386
One-way from	£288
Popular in	August
Cheapest in	March
Average price	£788

14/9-18/9
5 total stops
68h 40m total
Cardiff to USA

Search Deals

4/10
2 total stops
13h 40m total
Cardiff to USA

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£25 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 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 16 August 2025.

Sun 14/911:00CWL - JFK

2 stops33h 40mMultiple Airlines

Thu 18/917:10JFK - CWL

3 stops35h 00mMultiple Airlines

Deal found 14/8£386

Sun 14/911:00CWL - EWR

2 stops31h 15mMultiple Airlines

Thu 18/917:15EWR - CWL

3 stops34h 55mMultiple Airlines

Deal found 14/8£404

Thu 18/907:55CWL - JFK

1 stop16h 25mMultiple Airlines

Sun 21/921:05JFK - CWL

1 stop10h 40mMultiple Airlines

Deal found 13/8£426

Mon 8/913:10CWL - ORD

1 stop11h 50mMultiple Airlines

Mon 15/921:15ORD - CWL

1 stop12h 40mMultiple Airlines

Deal found 14/8£439

Mon 29/913:10CWL - EWR

2 stops30h 45mMultiple Airlines

Mon 6/1017:30EWR - CWL

2 stops17h 25mMultiple Airlines

Deal found 15/8£440

Mon 29/909:50CWL - JFK

1 stop14h 15mVirgin Atlantic

Mon 6/1014:40JFK - CWL

2 stops13h 35mVirgin Atlantic

Deal found 15/8£468

Mon 29/909:50CWL - LGA

2 stops14h 41mKLM

Mon 6/1016:00LGA - CWL

2 stops12h 15mKLM

Deal found 15/8£472

Sat 27/909:00CWL - ORD

1 stop11h 00mMultiple Airlines

Sat 4/1015:45ORD - CWL

1 stop12h 50mMultiple Airlines

Deal found 13/8£474

Thu 11/917:15CWL - JFK

1 stop27h 10mKLM

Mon 15/918:25JFK - CWL

1 stop9h 50mKLM

Deal found 13/8£495

Sun 28/917:15CWL - JFK

1 stop27h 10mKLM

Sun 5/1021:10JFK - CWL

1 stop31h 05mKLM

Deal found 14/8£496

Thu 11/1217:25CWL - JFK

1 stop23h 00mKLM

Wed 24/1218:50JFK - CWL

1 stop10h 00mKLM

Deal found 13/8£498

Sat 13/909:00CWL - EWR

2 stops33h 15mMultiple Airlines

Sat 20/917:35EWR - CWL

1 stop12h 00mMultiple Airlines

Deal found 14/8£498

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 16 August 2025.

Sun 14/911:00CWL - JFK

2 stops33h 40mMultiple Airlines

Thu 18/917:10JFK - CWL

3 stops35h 00mMultiple Airlines

Deal found 14/8£386

Mon 29/917:15CWL - JFK

1 stop30h 50mKLM

Mon 6/1017:30JFK - CWL

1 stop10h 45mKLM

Deal found 15/8£468

Mon 29/909:50CWL - JFK

1 stop14h 15mVirgin Atlantic

Mon 6/1014:40JFK - CWL

2 stops13h 35mVirgin Atlantic

Deal found 15/8£468

Tue 9/909:50CWL - LAX

2 stops20h 00mDelta

Tue 16/916:45LAX - CWL

1 stop16h 00mDelta

Deal found 15/8£519

Sun 14/911:00CWL - EWR

2 stops31h 15mMultiple Airlines

Thu 18/917:15EWR - CWL

3 stops34h 55mMultiple Airlines

Deal found 14/8£404

Thu 18/907:55CWL - JFK

1 stop16h 25mMultiple Airlines

Sun 21/921:05JFK - CWL

1 stop10h 40mMultiple Airlines

Deal found 13/8£426

Mon 29/909:50CWL - LGA

2 stops14h 41mKLM

Mon 6/1016:00LGA - CWL

2 stops12h 15mKLM

Deal found 15/8£472

Tue 9/917:15CWL - LAX

1 stop26h 35mVirgin Atlantic

Tue 16/916:45LAX - CWL

1 stop16h 00mVirgin Atlantic

Deal found 15/8£514

Mon 29/909:50CWL - LAX

2 stops22h 21mDelta

Mon 6/1007:00LAX - CWL

2 stops18h 15mDelta

Deal found 15/8£519

Mon 8/913:10CWL - ORD

1 stop11h 50mMultiple Airlines

Mon 15/921:15ORD - CWL

1 stop12h 40mMultiple Airlines

Deal found 14/8£439

Thu 11/917:15CWL - JFK

1 stop27h 10mKLM

Mon 15/918:25JFK - CWL

1 stop9h 50mKLM

Deal found 13/8£495

Mon 29/917:15CWL - LAX

1 stop26h 35mVirgin Atlantic

Mon 6/1011:43LAX - CWL

2 stops21h 02mVirgin Atlantic

Deal found 15/8£515

Last-minute flights from Cardiff to USA
Discover last-minute flight deals from Cardiff to USA. Data last updated 16 August 2025 and is based on user searches.

Wed 20/817:15CWL - LAS

2 stops30h 40mMultiple Airlines

Wed 27/812:00LAS - CWL

2 stops20h 45mMultiple Airlines

Deal found 15/8£1,126

Sun 24/817:20CWL - JFK

1 stop27h 05mKLM

Tue 9/917:30JFK - CWL

1 stop10h 45mKLM

Deal found 14/8£468

Sun 24/809:50CWL - JFK

1 stop10h 35mAir France

Mon 8/900:50JFK - CWL

1 stop10h 55mAir France

Deal found 14/8£671

Sun 24/812:00CWL - JFK

2 stops34h 15mAer Lingus

Tue 9/921:30JFK - CWL

2 stops33h 00mAer Lingus

Deal found 14/8£740

Sun 24/809:50CWL - JFK

1 stop18h 00mDelta

Tue 9/914:19JFK - CWL

2 stops13h 56mDelta

Deal found 14/8£756

Sun 24/809:50CWL - JFK

2 stops17h 12mVirgin Atlantic

Mon 8/900:50JFK - CWL

1 stop10h 55mVirgin Atlantic

Deal found 14/8£761

Sun 24/809:50CWL - LGA

2 stops15h 40mDelta

Tue 9/915:00LGA - CWL

2 stops13h 15mDelta

Deal found 14/8£761

Sun 24/809:50CWL - EWR

2 stops16h 10mDelta

Tue 9/915:40EWR - CWL

2 stops12h 35mDelta

Deal found 14/8£834

Sun 24/817:20CWL - LGA

3 stops31h 11mMultiple Airlines

Tue 9/919:05LGA - CWL

3 stops33h 10mMultiple Airlines

Deal found 14/8£947

Sun 24/809:50CWL - JFK

3 stops33h 15mMultiple Airlines

Tue 9/920:30JFK - CWL

3 stops31h 45mMultiple Airlines

Deal found 14/8£978

Sun 24/820:45CWL - EWR

2 stops23h 15mMultiple Airlines

Tue 9/921:50EWR - CWL

3 stops30h 25mMultiple Airlines

Deal found 14/8£1,621

Mon 8/913:10CWL - ORD

1 stop11h 50mMultiple Airlines

Mon 15/921:15ORD - CWL

1 stop12h 40mMultiple Airlines

Deal found 14/8£439

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 16 August 2025.

Sat 4/1009:00CWL - BWI

2 stops13h 40mMultiple Airlines

Deal found 14/8£288

Fri 5/912:25CWL - JFK

3 stops50h 35mMultiple Airlines

Deal found 13/8£292

Sat 6/909:00CWL - JFK

3 stops35h 40mMultiple Airlines

Deal found 13/8£309

Sat 4/1009:00CWL - IAD

3 stops35h 20mMultiple Airlines

Deal found 14/8£313

Sun 7/911:00CWL - JFK

3 stops52h 24mMultiple Airlines

Deal found 13/8£314

Sat 4/1009:00CWL - DCA

3 stops18h 34mMultiple Airlines

Deal found 14/8£494

Fly from

Fly to

Route

Depart

Return

Price

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Sun 14/9

11:00-15:40

2 stops33h 40m

New York John F Kennedy Intl

Thu 18/9

17:10-09:10

3 stops35h 00m

£386

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Sun 14/9

11:00-13:15

2 stops31h 15m

Newark

Thu 18/9

17:15-09:10

3 stops34h 55m

£404

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 18/9

07:55-19:20

1 stop16h 25m

New York John F Kennedy Intl

Sun 21/9

21:05-12:45

1 stop10h 40m

£426

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 8/9

13:10-19:00

1 stop11h 50m

Chicago O'Hare Intl

Mon 15/9

21:15-15:55

1 stop12h 40m

£439

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Mon 29/9

13:10-14:55

2 stops30h 45m

Newark

Mon 6/10

17:30-15:55

2 stops17h 25m

£440

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 29/9

17:15-19:05

1 stop30h 50m

New York John F Kennedy Intl

Mon 6/10

17:30-09:15

1 stop10h 45m

£468

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 29/9

09:50-19:05

1 stop14h 15m

New York John F Kennedy Intl

Mon 6/10

14:40-09:15

2 stops13h 35m

£468

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Mon 29/9

09:50-19:31

2 stops14h 41m

New York LaGuardia

Mon 6/10

16:00-09:15

2 stops12h 15m

£472

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Sat 27/9

09:00-14:00

1 stop11h 00m

Chicago O'Hare Intl

Sat 4/10

15:45-10:35

1 stop12h 50m

£474

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 11/9

17:15-15:25

1 stop27h 10m

New York John F Kennedy Intl

Mon 15/9

18:25-09:15

1 stop9h 50m

£495

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 36 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

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,384 reviews

KLM

7.8

Good

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Virgin Atlantic

7.4

Good

657 reviews

KLM

7.8

Good

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.
What are the most popular routes from Cardiff to USA?
Most travelers choose Cardiff Wales - New York John F Kennedy Intl, Cardiff Wales - New York LaGuardia 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, 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£670	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Virgin Atlantic	Cheapest£438	Average£599	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.

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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 £288

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 4/10. 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 16 August 2025.

Round-trip from

One-way 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 16 August 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 16 August 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 16 August 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?

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 16 August 2025.