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Cheap flights from Cardiff to the United States from £263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to the United States departing on 15/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:55 - 15:40CWL-EWR
28h 45m2 stops
Multiple Airlines Logo
17:40 - 09:50EWR-CWL
35h 10m3 stops
£427Multiple Airlines
Find Deal
Wed, 12 Nov - Mon, 17 Nov
Multiple Airlines Logo
15:55 - 13:25CWL-EWR
26h 30m3 stops
Multiple Airlines Logo
17:40 - 09:50EWR-CWL
35h 10m3 stops
£430Multiple Airlines
Find Deal
Wed, 12 Nov - Mon, 17 Nov
Multiple Airlines Logo
15:55 - 15:45CWL-JFK
28h 50m2 stops
Multiple Airlines Logo
17:35 - 09:50JFK-CWL
35h 15m3 stops
£461Multiple Airlines
Find Deal
Wed, 12 Nov - Mon, 17 Nov
KLM Logo
10:20 - 15:45CWL-JFK
10h 25m1 stop
KLM Logo
18:50 - 09:50JFK-CWL
10h 00m1 stop
£553KLM
Find Deal
Wed, 12 Nov - Mon, 17 Nov
Delta Logo
10:20 - 21:16CWL-LGA
15h 56m2 stops
Delta Logo
18:00 - 16:55LGA-CWL
17h 55m2 stops
£553Delta
Find Deal
Wed, 12 Nov - Mon, 17 Nov
KLM Logo
10:20 - 19:20CWL-JFK
14h 00m1 stop
KLM Logo
17:45 - 09:50JFK-CWL
11h 05m1 stop
£554KLM
Find Deal
Wed, 19 Nov - Wed, 26 Nov
Delta Logo
10:20 - 21:16CWL-LGA
15h 56m2 stops
Delta Logo
12:00 - 09:50LGA-CWL
16h 50m2 stops
£554Delta
Find Deal
Wed, 19 Nov - Wed, 26 Nov
Virgin Atlantic Logo
10:20 - 22:34CWL-JFK
17h 14m2 stops
Virgin Atlantic Logo
14:50 - 09:50JFK-CWL
14h 00m2 stops
£557Virgin Atlantic
Find Deal
Wed, 12 Nov - Mon, 17 Nov
Virgin Atlantic Logo
10:20 - 18:45CWL-JFK
37h 25m2 stops
Virgin Atlantic Logo
16:45 - 16:55JFK-CWL
19h 10m1 stop
£566Virgin Atlantic
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Tue, 18 Nov - Tue, 25 Nov
Air France Logo
10:20 - 21:46CWL-HOU
40h 26m2 stops
Air France Logo
17:35 - 16:45HOU-CWL
17h 10m2 stops
£1,277Air France
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Thu, 26 Mar - Mon, 30 Mar

KLM flights from Cardiff to United States

Our best KLM deals on Cardiff to United States flight tickets
KLM
12 Nov
CWL10:20Cardiff Wales
10h 25m
1 stop
JFK15:45New York John F Kennedy Intl
17 Nov
JFK18:50New York John F Kennedy Intl
10h 00m
1 stop
CWL09:50Cardiff Wales
£553
Find similar
KLM
19 Nov
CWL10:20Cardiff Wales
14h 00m
1 stop
JFK19:20New York John F Kennedy Intl
26 Nov
JFK17:45New York John F Kennedy Intl
11h 05m
1 stop
CWL09:50Cardiff Wales
£554
Find similar
KLM
10 Nov
CWL10:20Cardiff Wales
10h 25m
1 stop
JFK15:45New York John F Kennedy Intl
23 Nov
JFK17:45New York John F Kennedy Intl
11h 05m
1 stop
CWL09:50Cardiff Wales
£583
Find similar

Delta flights from Cardiff to United States

Our best Delta deals on Cardiff to United States flight tickets
Delta
12 Nov
CWL10:20Cardiff Wales
15h 56m
2 stops
LGA21:16New York LaGuardia
17 Nov
LGA18:00New York LaGuardia
17h 55m
2 stops
CWL16:55Cardiff Wales
£553
Find similar
Delta
19 Nov
CWL10:20Cardiff Wales
15h 56m
2 stops
LGA21:16New York LaGuardia
26 Nov
LGA12:00New York LaGuardia
16h 50m
2 stops
CWL09:50Cardiff Wales
£554
Find similar
Delta
12 Nov
CWL10:20Cardiff Wales
17h 57m
2 stops
EWR23:17Newark
17 Nov
EWR15:40Newark
13h 10m
2 stops
CWL09:50Cardiff Wales
£559
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to United States 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, momondo users made 279,928 searches. Data last updated 6 October 2025.
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

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Wed 12/11

15:55-15:40

2 stops28h 45m

Newark

Mon 17/11

17:40-09:50

3 stops35h 10m

£427

CardiffNewark

CWL - EWR

CWLEWR

Cardiff Wales

Wed 12/11

15:55-13:25

3 stops26h 30m

Newark

Mon 17/11

17:40-09:50

3 stops35h 10m

£430

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Wed 12/11

15:55-15:45

2 stops28h 50m

New York John F Kennedy Intl

Mon 17/11

17:35-09:50

3 stops35h 15m

£461

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Wed 12/11

10:20-15:45

1 stop10h 25m

New York John F Kennedy Intl

Mon 17/11

18:50-09:50

1 stop10h 00m

£553

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Wed 12/11

10:20-21:16

2 stops15h 56m

New York LaGuardia

Mon 17/11

18:00-16:55

2 stops17h 55m

£553

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Wed 19/11

10:20-19:20

1 stop14h 00m

New York John F Kennedy Intl

Wed 26/11

17:45-09:50

1 stop11h 05m

£554

CardiffNew York

CWL - LGA

CWLLGA

Cardiff Wales

Wed 19/11

10:20-21:16

2 stops15h 56m

New York LaGuardia

Wed 26/11

12:00-09:50

2 stops16h 50m

£554

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Wed 12/11

10:20-22:34

2 stops17h 14m

New York John F Kennedy Intl

Mon 17/11

14:50-09:50

2 stops14h 00m

£557

CardiffNew York

CWL - JFK

CWLJFK

Cardiff Wales

Tue 18/11

10:20-18:45

2 stops37h 25m

New York John F Kennedy Intl

Tue 25/11

16:45-16:55

1 stop19h 10m

£566

CardiffHouston

CWL - HOU

CWLHOU

Cardiff Wales

Thu 26/3

10:20-21:46

2 stops40h 26m

Houston Hobby

Mon 30/3

17:35-16:45

2 stops17h 10m

£1,277

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United States from

How to get the cheapest flight ticket from Cardiff to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United States?

The month of September is, on average, the cheapest month to fly to United States from Cardiff, with most prices found around £429. If you are unable to visit United States during the month of September, then departing from Cardiff during the month January is also very affordable. Most momondo users find prices during this month for around £433.

What is the cheapest day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from Cardiff. The lowest ticket price found for a Wednesday departure recently was £498. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Cardiff to United States for around £711.

What is the cheapest time of day to depart on your flight to United States?

Our most recent data shows that the best time of day to fly to United States is in the morning. Flights from Cardiff to United States during this time can be as low as £515. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £520 on average. Flights to United States from Cardiff in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Can stopping save me money on Cardiff to United States flights?

You could potentially save up to 34% on your flight if you consider stops on a Cardiff to United States flight.

Cheap Cardiff to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to United States

Direct flights

None
There are no direct flights from Cardiff to United States. There are no popular flight routes from Cardiff to United States.
Search flight deals

  • When did momondo last update prices for flights from Cardiff Wales Airport to United States?

    Prices for flights from Cardiff Wales Airport to United States are refreshed on a daily basis.

  • How many operators does momondo search for flights from Cardiff Wales Airport to United States?

  • How old do you have to be to fly from Cardiff Wales Airport to United States?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents you'll need for your trip to United States may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Cardiff to United States

Compare and see reviews for airlines that fly from Cardiff to United States with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £380Free CancellationRating
7.8
1,395 reviews
Search KLM flights
Virgin AtlanticPriceFrom £433Free CancellationRating
7.4
666 reviews
Search Virgin Atlantic flights

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to United States?

It is quick and easy to find Cardiff to United States flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United States that suits you.

Can I find flights from Cardiff to United States with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to United States from Cardiff with this policy.

How can momondo help me find flights from Cardiff to United States?

Once all potential Cardiff to United States flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Cardiff to United States right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to United States from Cardiff. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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