$1,957 Cheap Flights from Cardiff (CWL) to Detroit (DTW)

View $1,957 flight on Sun, Nov 30, 2025Opens in a new window

Popular airlines from Cardiff International Airport (CWL) to Detroit Metropolitan Wayne County Airport (DTW)

Cheap Flights from Cardiff to Detroit (CWL-DTW)

Prices were available within the past 7 days and start at $1,957 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Cardiff (CWL) to Detroit (DTW)
Origin airport
Cardiff Intl.
Destination airport
Detroit Metropolitan Wayne County
Distance
3644 mi

Cardiff to Detroit Flights

The cheapest times to fly from Cardiff to Detroit

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

 

The best time to book a flight from Cardiff to Detroit

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

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 Detroit in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,957 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 Detroit 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 Detroit 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 Cardiff Intl. Airport (CWL) to Detroit Metropolitan Wayne County Airport (DTW) cost?
Discover the latest flight deals from CWL to DTW by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from CWL to DTW?
The cheapest flights from CWL to DTW are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from CWL to DTW?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from CWL to DTW. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Cardiff Intl. Airport (CWL) to Detroit Metropolitan Wayne County Airport (DTW)?
There aren't any daily nonstop flights from Cardiff Intl. Airport (CWL) to Detroit Metropolitan Wayne County Airport (DTW). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from CWL to DTW?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* 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 Cardiff Intl. Airport (CWL) to Detroit Metropolitan Wayne County Airport (DTW)?
To avoid possible delays on the Cardiff Intl. Airport (CWL) to Detroit Metropolitan Wayne County Airport (DTW) route, aim to fly before 3 PM. Later flights 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 Detroit Metropolitan Wayne County Airport (DTW) last-minute?
Waiting until just before your departure to book your flight from CWL to DTW generally means paying more. Although you may find some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary for a better chance of scoring a bargain.
Is it cheaper to book a CWL to DTW flight and hotel package?
You'll typically save money by booking a CWL to DTW flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your preferred accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Cardiff Intl. Airport (CWL) to Detroit Metropolitan Wayne County Airport (DTW)?
In most instances, you can modify or cancel your CWL to DTW flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further details, visit our Customer Service portal.

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*Available to One Key members.