$577 Cheap Flights from Las Vegas (LAS) to Cardiff (CWL)

View $577 flight on Mon, Nov 10, 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Cardiff International Airport (CWL)

Cheap Flights from Las Vegas to Cardiff (LAS-CWL)

Prices were available within the past 7 days and start at $577 for one-way flights and $1,807 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Fri, Jun 26 - Thu, Jul 2
LAS
Las Vegas
CWL
Cardiff
$1,807 Roundtrip, found 12 hours ago
$1,807
Roundtrip
found 12 hours ago
Select Iberia flight, departing Fri, Jun 26 from Las Vegas to Cardiff, returning Thu, Jul 2, priced at $1,807 found 12 hours ago
Virgin Atlantic
Wed, Oct 1 - Sun, Oct 5
LAS
Las Vegas
CWL
Cardiff
$1,887 Roundtrip, found 11 hours ago
$1,887
Roundtrip
found 11 hours ago
Select Virgin Atlantic flight, departing Wed, Oct 1 from Las Vegas to Cardiff, returning Sun, Oct 5, priced at $1,887 found 11 hours ago
Virgin Atlantic
Wed, Oct 1 - Sun, Oct 5
LAS
Las Vegas
CWL
Cardiff
$1,894 Roundtrip, found 11 hours ago
$1,894
Roundtrip
found 11 hours ago
Select Virgin Atlantic flight, departing Wed, Oct 1 from Las Vegas to Cardiff, returning Sun, Oct 5, priced at $1,894 found 11 hours ago
Iberia
Fri, Jun 26 - Thu, Jul 2
LAS
Las Vegas
CWL
Cardiff
$1,922 Roundtrip, found 12 hours ago
$1,922
Roundtrip
found 12 hours ago
Select Iberia flight, departing Fri, Jun 26 from Las Vegas to Cardiff, returning Thu, Jul 2, priced at $1,922 found 12 hours ago
Iberia
Fri, Jun 26 - Thu, Jul 2
LAS
Las Vegas
CWL
Cardiff
$2,007 Roundtrip, found 12 hours ago
$2,007
Roundtrip
found 12 hours ago
Select Iberia flight, departing Fri, Jun 26 from Las Vegas to Cardiff, returning Thu, Jul 2, priced at $2,007 found 12 hours ago
Virgin Atlantic
Wed, Oct 1 - Sun, Oct 5
LAS
Las Vegas
CWL
Cardiff
$2,029 Roundtrip, found 11 hours ago
$2,029
Roundtrip
found 11 hours ago
Select Virgin Atlantic flight, departing Wed, Oct 1 from Las Vegas to Cardiff, returning Sun, Oct 5, priced at $2,029 found 11 hours ago
Finnair
Fri, Jun 26 - Thu, Jul 2
LAS
Las Vegas
CWL
Cardiff
$2,099 Roundtrip, found 12 hours ago
$2,099
Roundtrip
found 12 hours ago
Select Finnair flight, departing Fri, Jun 26 from Las Vegas to Cardiff, returning Thu, Jul 2, priced at $2,099 found 12 hours ago
Iberia
Fri, Jun 26 - Thu, Jul 2
LAS
Las Vegas
CWL
Cardiff
$2,099 Roundtrip, found 12 hours ago
$2,099
Roundtrip
found 12 hours ago
Select Iberia flight, departing Fri, Jun 26 from Las Vegas to Cardiff, returning Thu, Jul 2, priced at $2,099 found 12 hours ago
Delta
Sat, Dec 20 - Sat, Jan 3
LAS
Las Vegas
CWL
Cardiff
$2,108 Roundtrip, found 6 days ago
$2,108
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Dec 20 from Las Vegas to Cardiff, returning Sat, Jan 3, priced at $2,108 found 6 days ago
Finnair
Fri, Jun 26 - Thu, Jul 2
LAS
Las Vegas
CWL
Cardiff
$2,109 Roundtrip, found 12 hours ago
$2,109
Roundtrip
found 12 hours ago
Select Finnair flight, departing Fri, Jun 26 from Las Vegas to Cardiff, returning Thu, Jul 2, priced at $2,109 found 12 hours ago
Flights from Las Vegas (LAS) to Cardiff (CWL)
Origin airport
Harry Reid Intl.
Destination airport
Cardiff Intl.
Airlines serving
Virgin Atlantic
Roundtrip price
$1,807
Distance
5123 mi

Las Vegas to Cardiff Flights

The cheapest times to fly from Las Vegas to Cardiff

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Las Vegas to Cardiff are during the month of June. You can find some of the cheapest flights from Las Vegas to Cardiff with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Vegas to Cardiff

Sunday is one of the best days to book for cheap flights from Las Vegas to Cardiff: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Las Vegas to Cardiff

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Las Vegas to Cardiff in 2025. You can also book with separate airlines for your outbound and return journeys, from $577 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Las Vegas to Cardiff flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Las Vegas to Cardiff airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL) cost?
Secure a cheap one-way flight from $577 or cheap return flight from $1,807 from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL)?
Flying in June may help you find better deals, as it's the cheapest month for flights between LAS and CWL. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL)?
To find the cheapest airline flying from LAS to CWL, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL)?
Nonstop flights from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LAS to CWL?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL)?
To land at Cardiff Intl. Airport (CWL) on schedule, opt for a flight that leaves from Harry Reid Intl. Airport (LAS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL) last-minute?
Booking your ticket from LAS to CWL shortly before your getaway is usually more expensive. However, if there's some wiggle room with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a LAS to CWL flight and hotel package?
Compared with arranging flights and hotels separately, booking a LAS to CWL flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of travel planning. Simply secure your flights and select from our extensive range of stays, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Cardiff Intl. Airport (CWL)?
If you reserved your LAS to CWL flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

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*Available to One Key members.