$831 Cheap Flights from Cardiff (CWL) to Las Vegas (LAS)

View $831 flight on Tue, Dec 9, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $831 for one-way flights and $1,097 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Thu, Feb 5 - Sun, Feb 8
CWL
Cardiff
LAS
Las Vegas
$1,097 Roundtrip, found 5 days ago
$1,097
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Thu, Feb 5 from Cardiff to Las Vegas, returning Sun, Feb 8, priced at $1,097 found 5 days ago
Virgin Atlantic
Thu, Feb 5 - Sun, Feb 8
CWL
Cardiff
LAS
Las Vegas
$1,102 Roundtrip, found 5 days ago
$1,102
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Thu, Feb 5 from Cardiff to Las Vegas, returning Sun, Feb 8, priced at $1,102 found 5 days ago
Virgin Atlantic
Sat, Nov 8 - Mon, Nov 10
CWL
Cardiff
LAS
Las Vegas
$1,116 Roundtrip, found 6 days ago
$1,116
Roundtrip
found 6 days ago
Select Virgin Atlantic flight, departing Sat, Nov 8 from Cardiff to Las Vegas, returning Mon, Nov 10, priced at $1,116 found 6 days ago
Virgin Atlantic
Thu, Feb 5 - Sun, Feb 8
CWL
Cardiff
LAS
Las Vegas
$1,138 Roundtrip, found 5 days ago
$1,138
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Thu, Feb 5 from Cardiff to Las Vegas, returning Sun, Feb 8, priced at $1,138 found 5 days ago
Virgin Atlantic
Thu, Feb 5 - Sun, Feb 8
CWL
Cardiff
LAS
Las Vegas
$1,151 Roundtrip, found 5 days ago
$1,151
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Thu, Feb 5 from Cardiff to Las Vegas, returning Sun, Feb 8, priced at $1,151 found 5 days ago
Virgin Atlantic
Sat, Nov 8 - Mon, Nov 10
CWL
Cardiff
LAS
Las Vegas
$1,170 Roundtrip, found 6 days ago
$1,170
Roundtrip
found 6 days ago
Select Virgin Atlantic flight, departing Sat, Nov 8 from Cardiff to Las Vegas, returning Mon, Nov 10, priced at $1,170 found 6 days ago
Virgin Atlantic
Thu, Feb 5 - Sun, Feb 8
CWL
Cardiff
LAS
Las Vegas
$1,212 Roundtrip, found 5 days ago
$1,212
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Thu, Feb 5 from Cardiff to Las Vegas, returning Sun, Feb 8, priced at $1,212 found 5 days ago
Virgin Atlantic
Thu, Feb 5 - Sun, Feb 8
CWL
Cardiff
LAS
Las Vegas
$1,217 Roundtrip, found 5 days ago
$1,217
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Thu, Feb 5 from Cardiff to Las Vegas, returning Sun, Feb 8, priced at $1,217 found 5 days ago
Aer Lingus
Thu, Feb 5 - Sun, Feb 8
CWL
Cardiff
LAS
Las Vegas
$1,437 Roundtrip, found 5 days ago
$1,437
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Thu, Feb 5 from Cardiff to Las Vegas, returning Sun, Feb 8, priced at $1,437 found 5 days ago
British Airways
Sat, Nov 8 - Mon, Nov 10
CWL
Cardiff
LAS
Las Vegas
$3,706 Roundtrip, found 6 days ago
$3,706
Roundtrip
found 6 days ago
Select British Airways flight, departing Sat, Nov 8 from Cardiff to Las Vegas, returning Mon, Nov 10, priced at $3,706 found 6 days ago

Frequently asked questions

How much does a flight from Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS) cost?
Secure a cheap one-way flight from $831 or cheap return flight from $1,097 from Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS)?
Flying in February may help you find better deals, as it's the cheapest month for flights between CWL and LAS. You'll often find the lowest prices during off-peak months.
How many flights per day from Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS)?
Nonstop flights from Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CWL to LAS?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary based on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS)?
To avoid possible delays on the Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS) route, travel before 3 PM. Flights after this time are 22% more likely to be canceled.**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 Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS) last-minute?
Booking your plane ticket from CWL to LAS just before your trip is typically more expensive. However, if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a CWL to LAS flight and hotel package?
You can save money by securing a CWL to LAS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your ideal flights and accommodations, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Cardiff Intl. Airport (CWL) to Harry Reid Intl. Airport (LAS)?
Typically, it's possible to reschedule or cancel your CWL to LAS flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Cardiff Intl.
Destination airport
Harry Reid Intl.
Roundtrip price
$1,096
Distance
5123 mi

Book with confidence

Cardiff to Las Vegas Flights

The cheapest times to fly from Cardiff to Las Vegas

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 Cardiff to Las Vegas are during the month of February. You can find some of the cheapest flights from Cardiff to Las Vegas with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Cardiff to Las Vegas: 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 Cardiff to Las Vegas

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 Cardiff to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $831 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 Cardiff to Las Vegas 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 Cardiff to Las Vegas 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.

 

Cardiff to Las Vegas Flights

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*Available to One Key members.