Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United States to Cardiff from $213

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 2/22. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United States to Cardiff

Recent round-trip flight deals from the United States to Cardiff

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:45 pm - 3:35 pm
EWR
-
CWL
16h 50m
1 stop
Multiple Airlines Logo
10:55 am - 4:15 pm
CWL
-
EWR
10h 20m
1 stop
$497Multiple Airlines
Wed, Mar 4 - Fri, Mar 6
Multiple Airlines Logo
12:15 am - 10:05 am
EWR
-
CWL
28h 50m
3 stops
Multiple Airlines Logo
10:25 pm - 10:00 pm
CWL
-
EWR
28h 35m
3 stops
$660Multiple Airlines
Tue, Mar 3 - Fri, Mar 6
Virgin Atlantic Logo
6:45 pm - 9:50 am
JFK
-
CWL
11h 05m
1 stop
Virgin Atlantic Logo
10:20 am - 8:20 pm
CWL
-
JFK
14h 00m
1 stop
$671Virgin Atlantic
Wed, Mar 18 - Wed, Mar 25
KLM Logo
11:48 am - 9:50 am
EWR
-
CWL
18h 02m
2 stops
KLM Logo
5:25 pm - 6:38 pm
CWL
-
EWR
29h 13m
2 stops
$694KLM
Wed, Mar 18 - Wed, Mar 25
KLM Logo
7:45 pm - 9:50 am
JFK
-
CWL
10h 05m
1 stop
KLM Logo
5:15 pm - 7:05 pm
CWL
-
JFK
30h 50m
1 stop
$694KLM
Wed, Mar 25 - Tue, Mar 31
Delta Logo
6:50 pm - 9:50 am
JFK
-
CWL
10h 00m
1 stop
Delta Logo
10:20 am - 3:45 pm
CWL
-
JFK
10h 25m
1 stop
$695Delta
Wed, Feb 25 - Thu, Mar 5
Delta Logo
1:59 pm - 9:50 am
JFK
-
CWL
14h 51m
2 stops
Delta Logo
10:20 am - 3:45 pm
CWL
-
JFK
10h 25m
1 stop
$699Delta
Wed, Feb 25 - Thu, Mar 5
Virgin Atlantic Logo
5:05 pm - 9:50 am
JFK
-
CWL
12h 45m
2 stops
Virgin Atlantic Logo
9:45 am - 9:32 pm
CWL
-
JFK
16h 47m
2 stops
$834Virgin Atlantic
Wed, Mar 25 - Tue, Mar 31
WestJet Logo
6:00 am - 10:15 am
SFO
-
CWL
20h 15m
2 stops
WestJet Logo
11:35 am - 11:54 am
CWL
-
SFO
32h 19m
2 stops
$979WestJet
Mon, Jun 15 - Mon, Jun 22
WestJet Logo
11:30 am - 10:15 am
TPA
-
CWL
17h 45m
1 stop
WestJet Logo
11:35 am - 1:54 pm
CWL
-
TPA
31h 19m
1 stop
$994WestJet
Mon, Jul 6 - Thu, Jul 16

Delta flights from United States to Cardiff

Our best Delta deals on United States to Cardiff flight tickets
Delta
Feb 25
JFK6:50 pmNew York John F Kennedy Intl
10h 00m
1 stop
CWL9:50 amCardiff Wales
Mar 5
CWL10:20 amCardiff Wales
10h 25m
1 stop
JFK3:45 pmNew York John F Kennedy Intl
$695
Delta
Feb 25
JFK1:59 pmNew York John F Kennedy Intl
14h 51m
2 stops
CWL9:50 amCardiff Wales
Mar 5
CWL10:20 amCardiff Wales
10h 25m
1 stop
JFK3:45 pmNew York John F Kennedy Intl
$699
Delta
Feb 25
JFK12:25 pmNew York John F Kennedy Intl
16h 25m
2 stops
CWL9:50 amCardiff Wales
Mar 5
CWL10:20 amCardiff Wales
16h 42m
2 stops
JFK10:02 pmNew York John F Kennedy Intl
$710

KLM flights from United States to Cardiff

Our best KLM deals on United States to Cardiff flight tickets
KLM
Mar 18
EWR11:48 amNewark
18h 02m
2 stops
CWL9:50 amCardiff Wales
Mar 25
CWL5:25 pmCardiff Wales
29h 13m
2 stops
EWR6:38 pmNewark
$694
KLM
May 27
JFK4:40 pmNew York John F Kennedy Intl
19h 05m
1 stop
CWL4:45 pmCardiff Wales
Jun 3
CWL5:15 pmCardiff Wales
28h 47m
1 stop
JFK5:02 pmNew York John F Kennedy Intl
$832
KLM
Feb 25
TPA8:05 pmTampa
15h 50m
1 stop
CWL4:55 pmCardiff Wales
Mar 5
CWL5:25 pmCardiff Wales
28h 25m
1 stop
TPA4:50 pmTampa
$860

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated February 3, 2026.
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

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Wed 3/4

5:45 pm-3:35 pm

1 stop16h 50m

Cardiff Wales

Fri 3/6

10:55 am-4:15 pm

1 stop10h 20m

$497

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Tue 3/3

12:15 am-10:05 am

3 stops28h 50m

Cardiff Wales

Fri 3/6

10:25 pm-10:00 pm

3 stops28h 35m

$660

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Wed 3/18

6:45 pm-9:50 am

1 stop11h 05m

Cardiff Wales

Wed 3/25

10:20 am-8:20 pm

1 stop14h 00m

$671

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Wed 3/18

11:48 am-9:50 am

2 stops18h 02m

Cardiff Wales

Wed 3/25

5:25 pm-6:38 pm

2 stops29h 13m

$694

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Wed 3/25

7:45 pm-9:50 am

1 stop10h 05m

Cardiff Wales

Tue 3/31

5:15 pm-7:05 pm

1 stop30h 50m

$694

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Wed 2/25

6:50 pm-9:50 am

1 stop10h 00m

Cardiff Wales

Thu 3/5

10:20 am-3:45 pm

1 stop10h 25m

$695

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Wed 2/25

1:59 pm-9:50 am

2 stops14h 51m

Cardiff Wales

Thu 3/5

10:20 am-3:45 pm

1 stop10h 25m

$699

New YorkCardiff

JFK - CWL

JFKCWL

New York John F Kennedy Intl

Wed 3/25

5:05 pm-9:50 am

2 stops12h 45m

Cardiff Wales

Tue 3/31

9:45 am-9:32 pm

2 stops16h 47m

$834

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Mon 6/15

6:00 am-10:15 am

2 stops20h 15m

Cardiff Wales

Mon 6/22

11:35 am-11:54 am

2 stops32h 19m

$979

TampaCardiff

TPA - CWL

TPACWL

Tampa

Mon 7/6

11:30 am-10:15 am

1 stop17h 45m

Cardiff Wales

Thu 7/16

11:35 am-1:54 pm

1 stop31h 19m

$994

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 13% 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

10h 00m

Direct flights

None
The fastest flight from United States to Cardiff takes 10h 00m
There are no direct flights from United States to Cardiff. There are no popular flight routes from United States to Cardiff.
Search flight deals

  • 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 are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United States to Cardiff Wales Airport.

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

    The travel and health documents required for your trip to Cardiff Wales Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cardiff Wales Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from United States to Cardiff

Compare and see reviews for airlines that fly from United States to Cardiff with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $644Free CancellationRating
7.7
1,448 reviews
Search KLM flights
DeltaPriceFrom $791Free CancellationRating
7.9
8,138 reviews
Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United States to Cardiff for you.

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

momondo does allow users to show only those flights to Cardiff from United States which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cardiff from United States.

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

If you are not ready to book a flight from United States to Cardiff now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cardiff and let you know when they change.

An easier way to manage your Cardiff trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/5
Thu 3/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly your favorite airline to Cardiff

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Aer Lingus
KLM
Delta