Cheap flights from the United States to Cardiff from £251
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 14/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from USA to Cardiff
Keep the following information in mind while searching for USA to Cardiff flight deals. Data was last updated 28 March 2025.
Round-trip from | £493 |
---|---|
One-way from | £251 |
Popular in | August |
Cheapest in | October |
Average price | £652 |
Find flight deals from USA to Cardiff
Cheapest flights from USA to CardiffExplore 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 28 March 2025.
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 28 March 2025.
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 28 March 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
Sun 11/5
16:55-12:45
1 stop14h 50m
Cardiff Wales
Sun 18/5
11:00-19:20
1 stop13h 20m
BostonCardiff
BOS - CWL
BOSCWL
Boston Logan Intl
Tue 13/5
20:15-09:15
1 stop32h 00m
Cardiff Wales
Mon 19/5
09:50-16:25
1 stop11h 35m
BostonCardiff
BOS - CWL
BOSCWL
Boston Logan Intl
Tue 13/5
11:25-09:15
2 stops16h 50m
Cardiff Wales
Mon 19/5
09:50-16:25
1 stop11h 35m
BaltimoreCardiff
BWI - CWL
BWICWL
Baltimore/Washington
Sun 11/5
05:35-12:45
3 stops26h 10m
Cardiff Wales
Sun 18/5
12:45-21:21
3 stops37h 36m
Washington, D.C.Cardiff
IAD - CWL
IADCWL
Washington, D.C. Dulles Intl
Wed 20/8
17:25-16:45
1 stop18h 20m
Cardiff Wales
Wed 27/8
09:50-15:35
1 stop10h 45m
Washington, D.C.Cardiff
IAD - CWL
IADCWL
Washington, D.C. Dulles Intl
Wed 20/8
13:00-09:15
2 stops15h 15m
Cardiff Wales
Wed 27/8
09:50-15:35
1 stop10h 45m
Washington, D.C.Cardiff
IAD - CWL
IADCWL
Washington, D.C. Dulles Intl
Mon 12/5
17:25-16:45
1 stop18h 20m
Cardiff Wales
Mon 19/5
09:50-15:35
1 stop10h 45m
ChicagoCardiff
ORD - CWL
ORDCWL
Chicago O'Hare Intl
Mon 12/5
13:30-09:15
2 stops13h 45m
Cardiff Wales
Mon 19/5
17:15-14:10
1 stop26h 55m
BaltimoreCardiff
BWI - CWL
BWICWL
Baltimore/Washington
Wed 20/8
13:00-09:15
2 stops15h 15m
Cardiff Wales
Wed 27/8
09:50-20:53
2 stops16h 03m
Washington, D.C.Cardiff
IAD - CWL
IADCWL
Washington, D.C. Dulles Intl
Mon 12/5
09:40-09:15
2 stops18h 35m
Cardiff Wales
Mon 19/5
09:50-15:35
1 stop10h 45m
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.
Cheapflights Insights
Everything you need to know about your flight from the United States to Cardiff
What is the cheapest month to book a flight from USA to Cardiff?
Currently, July is the cheapest month in which you can book a flight from USA to Cardiff (average of £169). Flying from USA to Cardiff in December is currently the most expensive (average of £263). 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.
What is the cheapest time of day to fly from US to CWL?
Find hourly flight availability from USA to Cardiff. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 March 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Cardiff as you normally would.
Rainfall in Cardiff by month
Plan your trip to Cardiff by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Cardiff ranges from 50.0 - 90.0 inches per month. January is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Cardiff when rainfall is around 50.0 mm.
Temperature in Cardiff by month
Plan your trip to Cardiff by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Cardiff, 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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).
Reviews of airlines servicing Cardiff
Get insights into the airlines that provide service to Cardiff. 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 Cardiff. Reviews last updated 28 March 2025.
Get a feel of what it's like to fly with Delta, KLM and Air France from USA to Cardiff by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
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.
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Alternative routes for USA to Cardiff
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Fly with Cheapflights
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How does Cheapflights help users find flights from USA to Cardiff?
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Why should you use Cheapflights to find cheap flight tickets from USA to Cardiff?
Cheapflights simply makes it quick and affordable to book flights from USA to Cardiff by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from USA to Cardiff with no change fees?
Yes, we can. To see specific flights from USA to Cardiff 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 USA to Cardiff become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cardiff from USA today and book when prices fit your budget.