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Cheap flights from the United States to Cardiff from £221

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Cardiff departing on 21/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from the United States to Cardiff

Recent return flight deals from the United States to Cardiff

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:25 - 22:00
JFK
-
CWL
24h 35m2 stops
Multiple Airlines Logo
10:30 - 13:05
CWL
-
JFK
31h 35m2 stops
£330Multiple Airlines
Thu, 15 Jan - Thu, 22 Jan
Multiple Airlines Logo
17:10 - 23:05
BOS
-
CWL
24h 55m1 stop
Multiple Airlines Logo
21:20 - 20:55
CWL
-
BOS
28h 35m2 stops
£478Multiple Airlines
Sun, 1 Feb - Sun, 8 Feb
Virgin Atlantic Logo
17:45 - 09:50
JFK
-
CWL
11h 05m1 stop
Virgin Atlantic Logo
10:20 - 15:45
CWL
-
JFK
10h 25m1 stop
£490Virgin Atlantic
Tue, 3 Feb - Tue, 10 Feb
Multiple Airlines Logo
18:30 - 15:30
ORD
-
CWL
15h 00m2 stops
Multiple Airlines Logo
17:25 - 17:20
CWL
-
ORD
29h 55m3 stops
£504Multiple Airlines
Tue, 3 Feb - Tue, 10 Feb
KLM Logo
17:45 - 09:50
JFK
-
CWL
11h 05m1 stop
KLM Logo
17:15 - 15:45
CWL
-
JFK
27h 30m1 stop
£511KLM
Mon, 19 Jan - Mon, 26 Jan
Delta Logo
12:58 - 09:50
JFK
-
CWL
15h 52m2 stops
Delta Logo
10:20 - 15:45
CWL
-
JFK
10h 25m1 stop
£514Delta
Tue, 3 Feb - Tue, 10 Feb
KLM Logo
11:42 - 09:50
EWR
-
CWL
17h 08m2 stops
KLM Logo
17:25 - 17:29
CWL
-
EWR
29h 04m2 stops
£516KLM
Tue, 3 Feb - Tue, 10 Feb
Delta Logo
16:00 - 09:50
LGA
-
CWL
12h 50m2 stops
Delta Logo
10:20 - 23:42
CWL
-
LGA
18h 22m2 stops
£522Delta
Tue, 3 Feb - Tue, 10 Feb
Virgin Atlantic Logo
13:50 - 09:15
JFK
-
CWL
14h 25m2 stops
Virgin Atlantic Logo
09:45 - 19:10
CWL
-
JFK
14h 25m1 stop
£525Virgin Atlantic
Tue, 7 Apr - Tue, 21 Apr
Air France Logo
13:59 - 16:45
SFO
-
CWL
18h 46m2 stops
Air France Logo
09:45 - 22:31
CWL
-
SFO
20h 46m2 stops
£598Air France
Mon, 20 Apr - Fri, 1 May

Virgin Atlantic flights from United States to Cardiff

Our best Virgin Atlantic deals on United States to Cardiff flight tickets
Virgin Atlantic
3 Feb
JFK17:45New York John F Kennedy Intl
11h 05m
1 stop
CWL09:50Cardiff Wales
10 Feb
CWL10:20Cardiff Wales
10h 25m
1 stop
JFK15:45New York John F Kennedy Intl
£490
Find similar
Virgin Atlantic
7 Apr
JFK13:50New York John F Kennedy Intl
14h 25m
2 stops
CWL09:15Cardiff Wales
21 Apr
CWL09:45Cardiff Wales
14h 25m
1 stop
JFK19:10New York John F Kennedy Intl
£525
Find similar
Virgin Atlantic
1 Feb
JFK17:45New York John F Kennedy Intl
18h 00m
1 stop
CWL16:45Cardiff Wales
8 Feb
CWL10:15Cardiff Wales
14h 05m
1 stop
JFK19:20New York John F Kennedy Intl
£527
Find similar

KLM flights from United States to Cardiff

Our best KLM deals on United States to Cardiff flight tickets
KLM
19 Jan
JFK17:45New York John F Kennedy Intl
11h 05m
1 stop
CWL09:50Cardiff Wales
26 Jan
CWL17:15Cardiff Wales
27h 30m
1 stop
JFK15:45New York John F Kennedy Intl
£511
Find similar
KLM
3 Feb
EWR11:42Newark
17h 08m
2 stops
CWL09:50Cardiff Wales
10 Feb
CWL17:25Cardiff Wales
29h 04m
2 stops
EWR17:29Newark
£516
Find similar
KLM
13 May
BOS18:50Boston Logan Intl
9h 25m
1 stop
CWL09:15Cardiff Wales
18 May
CWL17:15Cardiff Wales
28h 18m
1 stop
BOS16:33Boston Logan Intl
£522
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United States to Cardiff 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 21 December 2025.
Use the filters below to find and compare flights from the United States to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Thu 15/1

16:25-22:00

2 stops24h 35m

Cardiff Wales

Thu 22/1

10:30-13:05

2 stops31h 35m

£330

BostonCardiff

BOS - CWL

BOSCWL

Boston Logan Intl

Sun 1/2

17:10-23:05

1 stop24h 55m

Cardiff Wales

Sun 8/2

21:20-20:55

2 stops28h 35m

£478

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Tue 3/2

17:45-09:50

1 stop11h 05m

Cardiff Wales

Tue 10/2

10:20-15:45

1 stop10h 25m

£490

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 3/2

18:30-15:30

2 stops15h 00m

Cardiff Wales

Tue 10/2

17:25-17:20

3 stops29h 55m

£504

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Mon 19/1

17:45-09:50

1 stop11h 05m

Cardiff Wales

Mon 26/1

17:15-15:45

1 stop27h 30m

£511

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Tue 3/2

12:58-09:50

2 stops15h 52m

Cardiff Wales

Tue 10/2

10:20-15:45

1 stop10h 25m

£514

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Tue 3/2

11:42-09:50

2 stops17h 08m

Cardiff Wales

Tue 10/2

17:25-17:29

2 stops29h 04m

£516

New YorkCardiff

LGA - CWL

LGACWL

New York LaGuardia

Tue 3/2

16:00-09:50

2 stops12h 50m

Cardiff Wales

Tue 10/2

10:20-23:42

2 stops18h 22m

£522

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Tue 7/4

13:50-09:15

2 stops14h 25m

Cardiff Wales

Tue 21/4

09:45-19:10

1 stop14h 25m

£525

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Mon 20/4

13:59-16:45

2 stops18h 46m

Cardiff Wales

Fri 1/5

09:45-22:31

2 stops20h 46m

£598

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 Cardiff from

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

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

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

You could potentially save up to 23% on your flight if you consider stops on a United States to Cardiff flight.

Cheap United States to Cardiff flight deals and tips

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

Fastest flight time

9h 25m

Direct flights

None
The fastest flight from United States to Cardiff takes 9h 25m
There are no direct flights from United States to Cardiff. There are no popular flight routes from United States to Cardiff.
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  • When did momondo last update prices for flights from United States to Cardiff Wales Airport?

    Prices for flights from United States to Cardiff Wales Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The required travel and health documents for your Cardiff Wales Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cardiff Wales Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

Why use momondo?

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

Finding the right flight to Cardiff from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cardiff quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for United States to Cardiff flights to just show those with flexible booking policies.

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

Once you have performed a search for United States to Cardiff flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for United States to Cardiff flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Cardiff trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport