$615 Cheap Flights from Salt Lake City (SLC) to Cardiff (CWL)

View $615 flight on Thu, Feb 5, 2026Opens in a new window

Popular airlines from Salt Lake City International Airport (SLC) to Cardiff International Airport (CWL)

Cheap Flights from Salt Lake City to Cardiff (SLC-CWL)

Prices were available within the past 7 days and start at $615 for one-way flights and $917 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Mar 6 - Mon, Mar 16
SLC
Salt Lake City
CWL
Cardiff
$917 Roundtrip, found 2 days ago
$917
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Mar 6 from Salt Lake City to Cardiff, returning Mon, Mar 16, priced at $917 found 2 days ago
Delta
Fri, Mar 6 - Mon, Mar 16
SLC
Salt Lake City
CWL
Cardiff
$922 Roundtrip, found 2 days ago
$922
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Mar 6 from Salt Lake City to Cardiff, returning Mon, Mar 16, priced at $922 found 2 days ago
Delta
Sun, Dec 28 - Tue, Jan 6
SLC
Salt Lake City
CWL
Cardiff
$934 Roundtrip, found 13 hours ago
$934
Roundtrip
found 13 hours ago
Select Delta flight, departing Sun, Dec 28 from Salt Lake City to Cardiff, returning Tue, Jan 6, priced at $934 found 13 hours ago
Delta
Sun, Dec 28 - Thu, Jan 8
SLC
Salt Lake City
CWL
Cardiff
$944 Roundtrip, found 13 hours ago
$944
Roundtrip
found 13 hours ago
Select Delta flight, departing Sun, Dec 28 from Salt Lake City to Cardiff, returning Thu, Jan 8, priced at $944 found 13 hours ago
Virgin Atlantic
Fri, Mar 6 - Mon, Mar 16
SLC
Salt Lake City
CWL
Cardiff
$945 Roundtrip, found 2 days ago
$945
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Fri, Mar 6 from Salt Lake City to Cardiff, returning Mon, Mar 16, priced at $945 found 2 days ago
Virgin Atlantic
Fri, Mar 6 - Mon, Mar 16
SLC
Salt Lake City
CWL
Cardiff
$949 Roundtrip, found 2 days ago
$949
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Fri, Mar 6 from Salt Lake City to Cardiff, returning Mon, Mar 16, priced at $949 found 2 days ago
Virgin Atlantic
Sun, Jan 11 - Tue, Jan 27
SLC
Salt Lake City
CWL
Cardiff
$950 Roundtrip, found 13 hours ago
$950
Roundtrip
found 13 hours ago
Select Virgin Atlantic flight, departing Sun, Jan 11 from Salt Lake City to Cardiff, returning Tue, Jan 27, priced at $950 found 13 hours ago
Delta
Sun, Mar 15 - Tue, Mar 31
SLC
Salt Lake City
CWL
Cardiff
$957 Roundtrip, found 2 days ago
$957
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Mar 15 from Salt Lake City to Cardiff, returning Tue, Mar 31, priced at $957 found 2 days ago
KLM
Thu, Feb 5 - Thu, Feb 19
SLC
Salt Lake City
CWL
Cardiff
$1,039 Roundtrip, found 21 hours ago
$1,039
Roundtrip
found 21 hours ago
Select KLM flight, departing Thu, Feb 5 from Salt Lake City to Cardiff, returning Thu, Feb 19, priced at $1,039 found 21 hours ago
Air France
Thu, Jun 18 - Sat, Jun 27
SLC
Salt Lake City
CWL
Cardiff
$1,959 Roundtrip, found 13 hours ago
$1,959
Roundtrip
found 13 hours ago
Select Air France flight, departing Thu, Jun 18 from Salt Lake City to Cardiff, returning Sat, Jun 27, priced at $1,959 found 13 hours ago

Alternative airports near Cardiff

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Bristol Intl. BRS. Average driving time to city center is 1 hour 0 minutes. Flights from $1,181
BRS
Bristol Intl.
Average driving time to city center1 h 0 min
Flights from $1,181
Flights from Salt Lake City (SLC) to Cardiff (CWL)
Origin airport
Salt Lake City Intl.
Destination airport
Cardiff Intl.
Airlines serving
Air France, Delta, KLM, Virgin Atlantic
Roundtrip price
$917
Distance
4762 mi

Salt Lake City to Cardiff Flights

The cheapest times to fly from Salt Lake City 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 Salt Lake City to Cardiff are during the month of March. You can find some of the cheapest flights from Salt Lake City to Cardiff with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Salt Lake City to Cardiff

Sunday is one of the best days to book for cheap flights from Salt Lake City 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 Salt Lake City 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 Salt Lake City to Cardiff in 2025. You can also book with separate airlines for your outbound and return journeys, from $615 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 Salt Lake City 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 Salt Lake City 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 Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL) cost?
Lock in a cheap one-way flight from $615 or cheap return flight from $917 from Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL) 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 Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL)?
Planning your trip for March is a good way to save, as it's the cheapest month for flights between SLC and CWL. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL)?
To find the cheapest airline that'll fly you from SLC to CWL, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL)?
Direct flights from Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SLC to CWL?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL)?
To reach Cardiff Intl. Airport (CWL) on time, opt for a flight that takes off from Salt Lake City Intl. Airport (SLC) 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 Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL) last-minute?
Waiting until just before your departure to book your flight from SLC to CWL often results in higher prices. While you may find some last-minute deals, they aren't always guaranteed. Keep your travel plans flexible to maximize your chances of landing a bargain.
Is it cheaper to book a SLC to CWL flight and hotel package?
You'll typically save money by booking a SLC to CWL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your ideal accommodations and flights, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Salt Lake City Intl. Airport (SLC) to Cardiff Intl. Airport (CWL)?
If you reserved your SLC to CWL flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.