What are the most popular routes from Cardiff to USA?

Most travelers choose Cardiff Wales - New York John F Kennedy Intl, Cardiff Wales - Atlanta Hartsfield-Jackson or Cardiff Wales - Orlando 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 166% 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 £366 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 £976 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 £569 for the month, but tickets can be as low as £366. 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.

£748+ Flights from Cardiff to the United States

Cheap flight deals from Cardiff to USA

Round-trip from	£407
One-way from	£263
Popular in	August
Cheapest in	March
Average price	£496

11/9-15/9
3 total stops
29h 40m total
Cardiff to USA

Search Deals

17/6
2 total stops
27h 00m total
Cardiff to USA

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£47 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in June 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 13 June 2025.

Thu 11/907:55CWL - JFK

2 stops16h 10mMultiple Airlines

Mon 15/921:25JFK - CWL

1 stop13h 30mMultiple Airlines

Deal found 11/6£407

Mon 8/1210:20CWL - JFK

1 stop14h 00mDelta

Thu 11/1211:20JFK - CWL

2 stops17h 30mDelta

Deal found 11/6£428

Mon 8/1210:20CWL - EWR

2 stops17h 43mDelta

Thu 11/1213:00EWR - CWL

2 stops15h 50mDelta

Deal found 11/6£431

Mon 8/1210:20CWL - LGA

2 stops17h 06mDelta

Thu 11/1211:50LGA - CWL

2 stops17h 00mDelta

Deal found 11/6£433

Mon 8/1210:20CWL - JFK

1 stop14h 00mVirgin Atlantic

Thu 11/1216:40JFK - CWL

1 stop19h 15mVirgin Atlantic

Deal found 11/6£433

Thu 11/909:50CWL - JFK

2 stops16h 05mAir France

Sun 14/900:50JFK - CWL

1 stop10h 55mAir France

Deal found 11/6£480

Sat 1/1117:25CWL - BOS

1 stop24h 55mKLM

Sun 9/1121:05BOS - CWL

1 stop31h 45mKLM

Deal found 12/6£486

Sat 1/1110:20CWL - BOS

2 stops17h 14mMultiple Airlines

Sun 9/1115:34BOS - CWL

2 stops13h 16mMultiple Airlines

Deal found 12/6£508

Mon 1/909:50CWL - MCO

2 stops19h 13mVirgin Atlantic

Mon 15/915:10MCO - CWL

2 stops13h 05mVirgin Atlantic

Deal found 11/6£517

Thu 11/1210:20CWL - JFK

1 stop14h 00mKLM

Wed 24/1221:20JFK - CWL

1 stop14h 35mKLM

Deal found 12/6£588

Tue 22/709:50CWL - BOS

2 stops18h 01mDelta

Wed 30/718:40BOS - CWL

1 stop17h 05mDelta

Deal found 11/6£601

Tue 8/717:15CWL - IAD

1 stop27h 20mKLM

Wed 16/717:25IAD - CWL

1 stop10h 50mKLM

Deal found 11/6£646

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 13 June 2025.

Thu 11/907:55CWL - JFK

2 stops16h 10mMultiple Airlines

Mon 15/921:25JFK - CWL

1 stop13h 30mMultiple Airlines

Deal found 11/6£407

Mon 8/1210:20CWL - JFK

1 stop14h 00mDelta

Thu 11/1211:20JFK - CWL

2 stops17h 30mDelta

Deal found 11/6£428

Mon 8/1210:20CWL - JFK

1 stop14h 00mVirgin Atlantic

Thu 11/1216:40JFK - CWL

1 stop19h 15mVirgin Atlantic

Deal found 11/6£433

Thu 11/909:50CWL - JFK

2 stops16h 05mAir France

Sun 14/900:50JFK - CWL

1 stop10h 55mAir France

Deal found 11/6£480

Tue 22/717:15CWL - BOS

1 stop30h 10mKLM

Wed 30/720:15BOS - CWL

1 stop15h 30mKLM

Deal found 11/6£597

Mon 8/1210:20CWL - EWR

2 stops17h 43mDelta

Thu 11/1213:00EWR - CWL

2 stops15h 50mDelta

Deal found 11/6£431

Thu 10/712:00CWL - JFK

2 stops34h 15mAer Lingus

Thu 17/721:05JFK - CWL

3 stops33h 25mAer Lingus

Deal found 12/6£929

Thu 11/909:50CWL - LGA

2 stops14h 44mDelta

Mon 15/911:00LGA - CWL

2 stops17h 15mDelta

Deal found 11/6£458

Mon 1/909:50CWL - MCO

2 stops19h 13mVirgin Atlantic

Mon 15/915:10MCO - CWL

2 stops13h 05mVirgin Atlantic

Deal found 11/6£517

Sun 27/711:00CWL - BOS

1 stop12h 45mMultiple Airlines

Sun 3/821:25BOS - CWL

1 stop10h 20mMultiple Airlines

Deal found 12/6£581

Thu 10/709:50CWL - JFK

1 stop14h 15mKLM

Wed 16/700:50JFK - CWL

1 stop10h 55mKLM

Deal found 12/6£614

Tue 8/717:15CWL - IAD

1 stop27h 20mKLM

Wed 16/717:25IAD - CWL

1 stop10h 50mKLM

Deal found 11/6£646

Last-minute flights from Cardiff to USA
Discover last-minute flight deals from Cardiff to USA. Data last updated 13 June 2025 and is based on user searches.

Wed 18/620:30CWL - JFK

2 stops30h 10mMultiple Airlines

Thu 19/623:40JFK - CWL

2 stops33h 35mMultiple Airlines

Deal found 12/6£1,158

Wed 18/609:50CWL - JFK

1 stop14h 15mVirgin Atlantic

Thu 19/621:10JFK - CWL

1 stop14h 35mVirgin Atlantic

Deal found 12/6£1,653

Wed 18/609:50CWL - EWR

2 stops18h 27mVirgin Atlantic

Thu 19/608:25EWR - CWL

2 stops19h 50mVirgin Atlantic

Deal found 12/6£2,166

Wed 18/609:50CWL - LGA

2 stops15h 09mVirgin Atlantic

Thu 19/615:00LGA - CWL

2 stops13h 15mVirgin Atlantic

Deal found 12/6£2,166

Sun 22/611:00CWL - IAD

2 stops29h 45mMultiple Airlines

Fri 27/617:20IAD - CWL

1 stop9h 10mMultiple Airlines

Deal found 12/6£1,233

Sun 22/610:00CWL - IAD

2 stops17h 11mDelta

Fri 27/620:30IAD - CWL

2 stops15h 35mDelta

Deal found 12/6£1,337

Sun 22/610:00CWL - DCA

2 stops15h 46mKLM

Fri 27/614:55DCA - CWL

2 stops13h 20mKLM

Deal found 12/6£1,337

Sun 22/610:00CWL - BWI

2 stops15h 43mVirgin Atlantic

Fri 27/612:32BWI - CWL

2 stops15h 43mVirgin Atlantic

Deal found 12/6£3,006

Sun 22/610:00CWL - BWI

2 stops17h 13mDelta

Fri 27/619:43BWI - CWL

2 stops16h 22mDelta

Deal found 12/6£3,533

Tue 8/717:15CWL - IAD

1 stop27h 20mKLM

Wed 16/717:25IAD - CWL

1 stop10h 50mKLM

Deal found 11/6£646

Tue 8/709:50CWL - DCA

2 stops18h 45mDelta

Tue 15/710:19DCA - CWL

2 stops17h 56mDelta

Deal found 11/6£651

Wed 9/709:50CWL - BWI

2 stops17h 14mDelta

Wed 16/712:27BWI - CWL

2 stops15h 48mDelta

Deal found 11/6£651

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 13 June 2025.

Tue 17/616:20CWL - MIA

2 stops27h 00mMultiple Airlines

Deal found 12/6£263

Sun 20/717:20CWL - JFK

3 stops47h 30mMultiple Airlines

Deal found 11/6£403

Sun 20/711:00CWL - EWR

3 stops33h 20mMultiple Airlines

Deal found 11/6£447

Sun 20/720:45CWL - LGA

2 stops41h 10mMultiple Airlines

Deal found 11/6£548

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 11/9

07:55-19:05

2 stops16h 10m

New York John F Kennedy Intl

Mon 15/9

21:25-15:55

1 stop13h 30m

£407

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 8/12

10:20-19:20

1 stop14h 00m

New York John F Kennedy Intl

Thu 11/12

11:20-09:50

2 stops17h 30m

£428

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Mon 8/12

10:20-23:03

2 stops17h 43m

Newark

Thu 11/12

13:00-09:50

2 stops15h 50m

£431

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Mon 8/12

10:20-19:20

1 stop14h 00m

New York John F Kennedy Intl

Thu 11/12

16:40-16:55

1 stop19h 15m

£433

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Thu 11/9

09:50-19:34

2 stops14h 44m

New York LaGuardia

Mon 15/9

11:00-09:15

2 stops17h 15m

£458

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Thu 11/9

09:50-20:55

2 stops16h 05m

New York John F Kennedy Intl

Sun 14/9

00:50-16:45

1 stop10h 55m

£480

CardiffOrlando

CWL - MCO

CWLMCO

Cardiff Wales

Mon 1/9

09:50-00:03

2 stops19h 13m

Orlando

Mon 15/9

15:10-09:15

2 stops13h 05m

£517

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Sun 27/7

11:00-18:45

1 stop12h 45m

Boston Logan Intl

Sun 3/8

21:25-12:45

1 stop10h 20m

£581

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Tue 22/7

17:15-18:25

1 stop30h 10m

Boston Logan Intl

Wed 30/7

20:15-16:45

1 stop15h 30m

£597

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Tue 22/7

09:50-22:51

2 stops18h 01m

Boston Logan Intl

Wed 30/7

18:40-16:45

1 stop17h 05m

£601

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 34 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.

Rainfall in USA by month

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.

Temperature in USA by month

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).

Reviews of airlines servicing USA

Read through reviews of airlines operating flights from Cardiff to USA, such as Delta, KLM and Air France. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,946 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very Good

7,946 reviews

Delta

8.0

Very Good

7,946 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,358 reviews

Delta

8.0

Very Good

7,946 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air France

7.5

Good

1,463 reviews

Delta

8.0

Very Good

7,946 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Virgin Atlantic

7.4

Good

652 reviews

Delta

8.0

Very Good

7,946 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Aer Lingus

7.1

Good

1,118 reviews

Delta

8.0

Very Good

7,946 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 - Atlanta Hartsfield-Jackson or Cardiff Wales - Orlando 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£377	Average£683	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Virgin Atlantic	Cheapest£437	Average£570	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 £263

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 17/6. 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 13 June 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 13 June 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 13 June 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?

Rainfall in USA by month

Plan your trip to USA by taking into account the average rainfall totals by month.

Temperature in USA by month

Plan your trip to USA by taking into account the average temperature totals by month.

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 13 June 2025.

Read through reviews of airlines operating flights from Cardiff to USA, such as Delta, KLM and Air France. Users have also rated airlines 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 13 June 2025.