Cheap flights from Cardiff to the United States from £321
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 10/8. 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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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 March is, on average, the cheapest month to fly to United States from Cardiff, with most prices found around £417. If you are unable to visit United States during the month of March, then departing from Cardiff during the month January is also very affordable. Most momondo users find prices during this month for around £421.
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 £499. 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 £713.
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 £516. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £521 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 6% 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
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?
The number of operators available for flights from Cardiff Wales Airport to United States is 2 as of June 2025.
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 | ||
|---|---|---|---|---|---|
| PriceFrom £381 | Free Cancellation | Rating 7.8 1,365 reviews | |||
| PriceFrom £441 | Free Cancellation | Rating 7.4 653 reviews |
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.