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Cardiff

$309+ Cheap flights from the United States to Cardiff (CWL)

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — CWL
Jul 17 — Jul 241
Fri 7/17
Fri 7/24
1 adult, Economy
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Cheap flight deals from USA to Cardiff

Cheapest flights from USA to Cardiff
Explore the most affordable flight options available from USA to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 17, 2026.

This Trip.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/29:55 am
LGA
-
CWL
1 stop19h 20m
Multiple Airlines
Tue 8/1811:35 am
CWL
-
LGA
1 stop12h 50m
Multiple Airlines
Deal found 6/14$725
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:50 pm
IAD
-
CWL
1 stop13h 25m
Multiple Airlines
Wed 8/1911:15 pm
CWL
-
IAD
2 stops44h 55m
Multiple Airlines
Deal found 6/14$730
This Mytrip deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:45 am
BOS
-
CWL
2 stops23h 30m
Multiple Airlines
Tue 7/1411:35 am
CWL
-
BOS
1 stop12h 00m
Multiple Airlines
Deal found 6/12$752
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:15 pm
IAD
-
CWL
1 stop24h 10m
Multiple Airlines
Wed 8/1911:15 pm
CWL
-
IAD
2 stops40h 30m
Multiple Airlines
Deal found 6/15$765
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:25 pm
JFK
-
CWL
1 stop20h 25m
Multiple Airlines
Wed 9/211:50 pm
CWL
-
JFK
2 stops21h 05m
Multiple Airlines
Deal found 6/15$781
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:25 pm
JFK
-
CWL
1 stop20h 25m
Multiple Airlines
Wed 9/211:50 pm
CWL
-
JFK
2 stops21h 05m
Multiple Airlines
Deal found 6/15$783
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:35 pm
EWR
-
CWL
1 stop23h 45m
Multiple Airlines
Sun 7/269:45 pm
CWL
-
EWR
2 stops29h 15m
Multiple Airlines
Deal found 6/16$784
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:25 pm
JFK
-
CWL
1 stop20h 25m
Multiple Airlines
Tue 9/111:15 pm
CWL
-
JFK
2 stops21h 40m
Multiple Airlines
Deal found 6/15$784
This Trip.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/21:30 pm
EWR
-
CWL
1 stop15h 45m
Multiple Airlines
Tue 8/1811:35 am
CWL
-
EWR
1 stop15h 25m
Multiple Airlines
Deal found 6/14$785
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:25 pm
JFK
-
CWL
1 stop20h 00m
Multiple Airlines
Tue 9/111:15 pm
CWL
-
JFK
2 stops21h 40m
Multiple Airlines
Deal found 6/15$787
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:55 pm
LGA
-
CWL
1 stop11h 20m
Multiple Airlines
Tue 9/111:35 am
CWL
-
LGA
1 stop12h 50m
Multiple Airlines
Deal found 6/13$809
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:30 pm
BOS
-
CWL
1 stop33h 45m
Multiple Airlines
Mon 7/1311:35 am
CWL
-
BOS
1 stop12h 00m
Multiple Airlines
Deal found 6/14$813

Find flight deals from USA to Cardiff

Keep the following information in mind while searching for USA to Cardiff flight deals. Data was last updated June 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$725
(Trip.com)

One-way from

$309
(Kiwi.com)
Provider with most accurate pricing for New York (NYC)-Cardiff Wales flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Cardiff Wales flights.
Search Deals
From USA to Cardiff Wales
Search Deals
One-way flight from USA to Cardiff Wales
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA 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, Cheapflights users made 2,558,603 searches. Data last updated June 17, 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

Cheapest round-trip

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Mon 8/3

3:50 pm-10:15 am

1 stop13h 25m

Cardiff Wales

Wed 8/19

11:15 pm-3:10 pm

2 stops44h 55m

$730

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Sun 8/2

1:30 pm-10:15 am

1 stop15h 45m

Cardiff Wales

Tue 8/18

11:35 am-10:00 pm

1 stop15h 25m

$785

New YorkCardiff

LGA - CWL

LGACWL

New York LaGuardia

Sun 8/2

6:30 am-10:15 am

2 stops22h 45m

Cardiff Wales

Tue 8/18

11:35 am-9:30 pm

2 stops14h 55m

$790

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 8/2

3:45 pm-10:15 am

1 stop12h 30m

Cardiff Wales

Tue 8/18

11:35 am-2:44 pm

2 stops33h 09m

$859

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Thu 7/16

10:40 am-10:20 pm

3 stops30h 40m

Cardiff Wales

Sun 7/26

9:45 pm-9:40 pm

3 stops28h 55m

$903

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 8/9

9:50 am-9:45 pm

2 stops29h 55m

Cardiff Wales

Mon 8/17

10:10 pm-7:52 pm

3 stops27h 42m

$970

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 8/15

11:05 am-9:20 pm

3 stops28h 15m

Cardiff Wales

Mon 8/17

10:10 pm-7:52 pm

3 stops27h 42m

$992

San FranciscoCardiff

SFO - CWL

SFOCWL

San Francisco

Thu 8/27

5:35 pm-6:55 am

1 stop29h 20m

Cardiff Wales

Sat 9/12

11:35 am-12:00 pm

2 stops32h 25m

$995

NewarkCardiff

EWR - CWL

EWRCWL

Newark

Sun 10/4

8:25 pm-9:45 pm

2 stops20h 20m

Cardiff Wales

Sat 10/10

3:10 pm-9:00 pm

3 stops34h 50m

$1,020

Los AngelesCardiff

LAX - CWL

LAXCWL

Los Angeles

Wed 9/23

1:50 pm-9:15 am

1 stop35h 25m

Cardiff Wales

Tue 9/29

5:15 pm-2:45 pm

1 stop29h 30m

$1,024

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from USA to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from USA with our price prediction graph.
Estimated round-trip 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 the United States to Cardiff
No data available for this route at this time. Please check back soon.

The best insider tips for theUnited States to Cardiff flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Cardiff trip
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on KLM

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Harriet Baskas

Harriet Baskas

Expert on Delta

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Related info for your journey

Find useful and relevant information for your journey from USA to Cardiff. 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 into for flights to Cardiff from United States?

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Cardiff from United States.

  • How long is the flight from USA to Cardiff?

    KLM and Delta can get you from USA to Cardiff in just under 16h. Your travel time can differ by up to 19h 25m. The distance between USA and Cardiff is about 5349 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from USA to Cardiff?

    The most popular route from USA to Cardiff is New York John F Kennedy Intl - Cardiff Wales. You may also consider Newark - Cardiff Wales or Boston Logan Intl - Cardiff Wales.

  • Can I find deals for flights from USA to Cardiff that include hotel bookings?

    Yes. In addition to deals on USA to Cardiff flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Cardiff?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Cardiff.

  • Can I find deals for business class flights from USA to Cardiff?

    Yes. Cheapflights offers flight deals from USA to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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